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-rw-r--r--vendor/gems/rubytree-0.5.2/.specification80
-rw-r--r--vendor/gems/rubytree-0.5.2/COPYING31
-rw-r--r--vendor/gems/rubytree-0.5.2/ChangeLog163
-rw-r--r--vendor/gems/rubytree-0.5.2/History.txt20
-rw-r--r--vendor/gems/rubytree-0.5.2/Manifest.txt12
-rw-r--r--vendor/gems/rubytree-0.5.2/README147
-rw-r--r--vendor/gems/rubytree-0.5.2/Rakefile212
-rw-r--r--vendor/gems/rubytree-0.5.2/TODO7
-rw-r--r--vendor/gems/rubytree-0.5.2/lib/tree.rb539
-rw-r--r--vendor/gems/rubytree-0.5.2/lib/tree/binarytree.rb131
-rw-r--r--vendor/gems/rubytree-0.5.2/setup.rb1585
-rw-r--r--vendor/gems/rubytree-0.5.2/test/test_binarytree.rb204
-rw-r--r--vendor/gems/rubytree-0.5.2/test/test_tree.rb718
13 files changed, 3849 insertions, 0 deletions
diff --git a/vendor/gems/rubytree-0.5.2/.specification b/vendor/gems/rubytree-0.5.2/.specification
new file mode 100644
index 000000000..2f5d9807f
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/.specification
@@ -0,0 +1,80 @@
+--- !ruby/object:Gem::Specification
+name: rubytree
+version: !ruby/object:Gem::Version
+ version: 0.5.2
+platform: ruby
+authors:
+- Anupam Sengupta
+autorequire: tree
+bindir: bin
+cert_chain: []
+
+date: 2007-12-20 00:00:00 -08:00
+default_executable:
+dependencies:
+- !ruby/object:Gem::Dependency
+ name: hoe
+ type: :runtime
+ version_requirement:
+ version_requirements: !ruby/object:Gem::Requirement
+ requirements:
+ - - ">="
+ - !ruby/object:Gem::Version
+ version: 1.3.0
+ version:
+description: "Provides a generic tree data-structure with ability to store keyed node-elements in the tree. The implementation mixes in the Enumerable module. Website: http://rubytree.rubyforge.org/"
+email: anupamsg@gmail.com
+executables: []
+
+extensions: []
+
+extra_rdoc_files:
+- README
+- COPYING
+- ChangeLog
+- History.txt
+files:
+- COPYING
+- ChangeLog
+- History.txt
+- Manifest.txt
+- README
+- Rakefile
+- TODO
+- lib/tree.rb
+- lib/tree/binarytree.rb
+- setup.rb
+- test/test_binarytree.rb
+- test/test_tree.rb
+has_rdoc: true
+homepage: http://rubytree.rubyforge.org/
+licenses: []
+
+post_install_message:
+rdoc_options:
+- --main
+- README
+require_paths:
+- lib
+required_ruby_version: !ruby/object:Gem::Requirement
+ requirements:
+ - - ">="
+ - !ruby/object:Gem::Version
+ version: "0"
+ version:
+required_rubygems_version: !ruby/object:Gem::Requirement
+ requirements:
+ - - ">="
+ - !ruby/object:Gem::Version
+ version: "0"
+ version:
+requirements: []
+
+rubyforge_project: rubytree
+rubygems_version: 1.3.5
+signing_key:
+specification_version: 2
+summary: Ruby implementation of the Tree data structure.
+test_files:
+- test/test_binarytree.rb
+- test/test_tree.rb
diff --git a/vendor/gems/rubytree-0.5.2/COPYING b/vendor/gems/rubytree-0.5.2/COPYING
new file mode 100644
index 000000000..09e7768f1
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/COPYING
@@ -0,0 +1,31 @@
+RUBYTREE - http://rubytree.rubyforge.org
+========================================
+
+Copyright (c) 2006, 2007 Anupam Sengupta
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+- Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+- Redistributions in binary form must reproduce the above copyright notice, this
+ list of conditions and the following disclaimer in the documentation and/or
+ other materials provided with the distribution.
+
+- Neither the name of the organization nor the names of its contributors may
+ be used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/vendor/gems/rubytree-0.5.2/ChangeLog b/vendor/gems/rubytree-0.5.2/ChangeLog
new file mode 100644
index 000000000..bea9d7861
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/ChangeLog
@@ -0,0 +1,163 @@
+2007-12-21 Anupam Sengupta <anupamsg@gmail.com>
+
+ * Rakefile: Added the rcov option to exclude rcov itself from
+ coverage reports.
+
+ * lib/tree.rb: Minor comment changes.
+
+ * test/test_tree.rb: Added the TestTree enclosing module, and
+ renamed tests to meet ZenTest requirements. Also added a few
+ missing test cases.
+
+ * test/test_binarytree.rb: Added the TestTree enclosing Module,
+ and renamed the tests to meet ZenTest requirements.
+
+2007-12-19 Anupam Sengupta <anupamsg@gmail.com>
+
+ * README (Module): Modified the install instructions from source.
+
+ * lib/tree.rb (Tree::TreeNode::initialize): Removed the
+ unnecessary self_initialize method.
+ (Tree::TreeNode): Removed the spurious self_initialize from the
+ protected list.
+ (Module): Updated the minor version number.
+
+ * Rakefile: Fixed a problem with reading the Tree::VERSION for the
+ gem packaging, if any prior version of the gem is already installed.
+
+2007-12-18 Anupam Sengupta <anupamsg@gmail.com>
+
+ * lib/tree.rb: Updated the marshalling logic to correctly handle
+ non-string content.
+ (Tree::TreeNode::createDumpRep): Minor code change to use symbols
+ instead of string key names.
+ (Tree): Version number change to 0.5.0
+ (Tree::TreeNode::hasContent): Minor fix to the comments.
+
+ * test/test_tree.rb (TC_TreeTest::test_breadth_each): Updated test
+ cases for the marshalling logic.
+
+2007-11-12 Anupam Sengupta <anupamsg@gmail.com>
+
+ * test/test_binarytree.rb: Minor documentation correction.
+
+ * lib/tree/binarytree.rb (Tree::BinaryTreeNode::isRightChild):
+ Minor documentation change.
+
+2007-10-10 Anupam Sengupta <anupamsg@gmail.com>
+
+ * README: Restructured the format.
+
+ * Rakefile: Added Hoe related logic. If not present, the Rakefile
+ will default to old behavior.
+
+2007-10-09 Anupam Sengupta <anupamsg@gmail.com>
+
+ * Rakefile: Added setup.rb related tasks. Also added the setup.rb in the PKG_FILES list.
+
+2007-10-01 Anupam Sengupta <anupamsg@gmail.com>
+
+ * Rakefile: Added an optional task for rcov code coverage.
+ Added a dependency for rake in the Gem Specification.
+
+ * test/test_binarytree.rb: Removed the unnecessary dependency on "Person" class.
+
+ * test/test_tree.rb: Removed dependency on the redundant "Person" class.
+ (TC_TreeTest::test_comparator): Added a new test for the spaceship operator.
+ (TC_TreeTest::test_hasContent): Added tests for hasContent? and length methods.
+
+2007-08-30 Anupam Sengupta <anupamsg@gmail.com>
+
+ * test/test_tree.rb (TC_TreeTest::test_preordered_each, TC_TreeTest::test_breadth_each, TC_TreeTest::test_detached_copy):
+ Added new tests for the new functions added to tree.rb.
+
+ * lib/tree.rb (Tree::TreeNode::detached_copy, Tree::TreeNode::preordered_each, Tree::TreeNode::breadth_each):
+ Added new functions for returning a detached copy of the node and
+ for performing breadth first traversal. Also added the pre-ordered
+ traversal function which is an alias of the existing 'each' method.
+
+ * test/test_binarytree.rb (TC_BinaryTreeTest::test_swap_children):
+ Added a test case for the children swap function.
+
+ * lib/tree/binarytree.rb (Tree::BinaryTreeNode::swap_children):
+ Added new function to swap the children. Other minor changes in
+ comments and code.
+
+2007-07-18 Anupam Sengupta <anupamsg@gmail.com>
+
+ * lib/tree/binarytree.rb (Tree::BinaryTreeNode::leftChild /
+ rightChild): Minor cosmetic change on the parameter name.
+
+ * test/testbinarytree.rb (TC_BinaryTreeTest::test_isLeftChild):
+ Minor syntax correction.
+
+ * lib/tree.rb (Tree::TreeNode::depth): Added a tree depth
+ computation method.
+ (Tree::TreeNode::breadth): Added a tree breadth method.
+
+ * test/testtree.rb (TC_TreeTest::test_depth/test_breadth): Added a
+ test for the depth and breadth method.
+
+ * lib/tree/binarytree.rb (Tree::BinaryTreeNode::is*Child):
+ Added tests for determining whether a node is a left or right
+ child.
+
+ * test/testbinarytree.rb: Added the test cases for the binary tree
+ implementation.
+ (TC_BinaryTreeTest::test_is*Child): Added tests for right or left
+ childs.
+
+ * lib/tree/binarytree.rb: Added the binary tree implementation.
+
+2007-07-17 Anupam Sengupta <anupamsg@gmail.com>
+
+ * lib/tree.rb (Tree::TreeNode::parentage): Renamed 'ancestors'
+ method to 'parentage' to avoid clobbering Module.ancestors
+
+2007-07-16 Anupam Sengupta <anupamsg@gmail.com>
+
+ * Rakefile: Added an optional rtags task to generate TAGS file for
+ Emacs.
+
+ * lib/tree.rb (Tree::TreeNode): Added navigation methods for
+ siblings and children. Also added some convenience methods.
+
+2007-07-08 Anupam Sengupta <anupamsg@gmail.com>
+
+ * Rakefile: Added a developer target for generating rdoc for the
+ website.
+
+2007-06-24 Anupam Sengupta <anupamsg@gmail.com>
+
+ * test/testtree.rb, lib/tree.rb: Added the each_leaf traversal method.
+
+ * README: Replaced all occurrances of LICENSE with COPYING
+ and lowercased all instances of the word 'RubyTree'.
+
+ * Rakefile: Replaced all occurrances of LICENSE with COPYING
+
+2007-06-23 Anupam Sengupta <anupamsg@gmail.com>
+
+ * lib/tree.rb (Tree::TreeNode::isLeaf): Added a isLeaf? method.
+
+ * test/testtree.rb (TC_TreeTest::test_removeFromParent): Added
+ test for isLeaf? method
+
+ * Rakefile: Added the LICENSE and ChangeLog to the extra RDoc files.
+
+ * lib/tree.rb: Minor updates to the comments.
+
+ * test/testtree.rb: Added the Copyright and License header.
+
+ * test/person.rb: Added the Copyright and License header.
+
+ * lib/tree.rb: Added the Copyright and License header.
+
+ * Rakefile: Added the LICENSE and Changelog to be part of the RDoc task.
+
+ * README: Added documentation in the README, including install
+ instructions and an example.
+
+ * LICENSE: Added the BSD LICENSE file.
+
+ * Changelog: Added the Changelog file.
diff --git a/vendor/gems/rubytree-0.5.2/History.txt b/vendor/gems/rubytree-0.5.2/History.txt
new file mode 100644
index 000000000..c43831c94
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/History.txt
@@ -0,0 +1,20 @@
+= 0.5.2 / 2007-12-21
+
+* Added more test cases and enabled ZenTest compatibility for the test case
+ names.
+
+= 0.5.1 / 2007-12-20
+
+* Minor code refactoring.
+
+= 0.5.0 / 2007-12-18
+
+* Fixed the marshalling code to correctly handle non-string content.
+
+= 0.4.3 / 2007-10-09
+
+* Changes to the build mechanism (now uses Hoe).
+
+= 0.4.2 / 2007-10-01
+
+* Minor code refactoring. Changes in the Rakefile.
diff --git a/vendor/gems/rubytree-0.5.2/Manifest.txt b/vendor/gems/rubytree-0.5.2/Manifest.txt
new file mode 100644
index 000000000..171ec7cc0
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/Manifest.txt
@@ -0,0 +1,12 @@
+COPYING
+ChangeLog
+History.txt
+Manifest.txt
+README
+Rakefile
+TODO
+lib/tree.rb
+lib/tree/binarytree.rb
+setup.rb
+test/test_binarytree.rb
+test/test_tree.rb
diff --git a/vendor/gems/rubytree-0.5.2/README b/vendor/gems/rubytree-0.5.2/README
new file mode 100644
index 000000000..db690c95c
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/README
@@ -0,0 +1,147 @@
+
+ __ _ _
+ /__\_ _| |__ _ _| |_ _ __ ___ ___
+ / \// | | | '_ \| | | | __| '__/ _ \/ _ \
+ / _ \ |_| | |_) | |_| | |_| | | __/ __/
+ \/ \_/\__,_|_.__/ \__, |\__|_| \___|\___|
+ |___/
+
+ (c) 2006, 2007 Anupam Sengupta
+ http://rubytree.rubyforge.org
+
+Rubytree is a simple implementation of the generic Tree data structure. This
+implementation is node-centric, where the individual nodes on the tree are the
+primary objects and drive the structure.
+
+== INSTALL:
+
+Rubytree is an open source project and is hosted at:
+
+ http://rubytree.rubyforge.org
+
+Rubytree can be downloaded as a Rubygem or as a tar/zip file from:
+
+ http://rubyforge.org/frs/?group_id=1215&release_id=8817
+
+The file-name is one of:
+
+ rubytree-<VERSION>.gem - The Rubygem
+ rubytree-<VERSION>.tgz - GZipped source files
+ rubytree-<VERSION>.zip - Zipped source files
+
+Download the appropriate file-type for your system.
+
+It is recommended to install Rubytree as a Ruby Gem, as this is an easy way to
+keep the version updated, and keep multiple versions of the library available on
+your system.
+
+=== Installing the Gem
+
+To Install the Gem, from a Terminal/CLI command prompt, issue the command:
+
+ gem install rubytree
+
+This should install the gem file for Rubytree. Note that you may need to be a
+super-user (root) to successfully install the gem.
+
+=== Installing from the tgz/zip file
+
+Extract the archive file (tgz or zip) and run the following command from the
+top-level source directory:
+
+ ruby ./setup.rb
+
+You may need administrator/super-user privileges to complete the setup using
+this method.
+
+== DOCUMENTATION:
+
+The primary class for this implementation is Tree::TreeNode. See the
+class documentation for an usage example.
+
+From a command line/terminal prompt, you can issue the following command to view
+the text mode ri documentation:
+
+ ri Tree::TreeNode
+
+Documentation on the web is available at:
+
+http://rubytree.rubyforge.org/rdoc
+
+== EXAMPLE:
+
+The following code-snippet implements this tree structure:
+
+ +------------+
+ | ROOT |
+ +-----+------+
+ +-------------+------------+
+ | |
+ +-------+-------+ +-------+-------+
+ | CHILD 1 | | CHILD 2 |
+ +-------+-------+ +---------------+
+ |
+ |
+ +-------+-------+
+ | GRANDCHILD 1 |
+ +---------------+
+
+ require 'tree'
+
+ myTreeRoot = Tree::TreeNode.new("ROOT", "Root Content")
+
+ myTreeRoot << Tree::TreeNode.new("CHILD1", "Child1 Content") << Tree::TreeNode.new("GRANDCHILD1", "GrandChild1 Content")
+
+ myTreeRoot << Tree::TreeNode.new("CHILD2", "Child2 Content")
+
+ myTreeRoot.printTree
+
+ child1 = myTreeRoot["CHILD1"]
+
+ grandChild1 = myTreeRoot["CHILD1"]["GRANDCHILD1"]
+
+ siblingsOfChild1Array = child1.siblings
+
+ immediateChildrenArray = myTreeRoot.children
+
+ # Process all nodes
+
+ myTreeRoot.each { |node| node.content.reverse }
+
+ myTreeRoot.remove!(child1) # Remove the child
+
+== LICENSE:
+
+Rubytree is licensed under BSD license.
+
+Copyright (c) 2006, 2007 Anupam Sengupta
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+- Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+- Redistributions in binary form must reproduce the above copyright notice, this
+ list of conditions and the following disclaimer in the documentation and/or
+ other materials provided with the distribution.
+
+- Neither the name of the organization nor the names of its contributors may
+ be used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+(Document Revision: $Revision: 1.16 $ by $Author: anupamsg $)
diff --git a/vendor/gems/rubytree-0.5.2/Rakefile b/vendor/gems/rubytree-0.5.2/Rakefile
new file mode 100644
index 000000000..814fb026e
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/Rakefile
@@ -0,0 +1,212 @@
+# Rakefile
+#
+# $Revision: 1.27 $ by $Author: anupamsg $
+# $Name: $
+#
+# Copyright (c) 2006, 2007 Anupam Sengupta
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright notice, this
+# list of conditions and the following disclaimer in the documentation and/or
+# other materials provided with the distribution.
+#
+# - Neither the name of the organization nor the names of its contributors may
+# be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+require 'rubygems'
+require 'rake/gempackagetask'
+
+require 'rake/clean'
+require 'rake/packagetask'
+require 'rake/testtask'
+require 'rake/rdoctask'
+
+require 'fileutils'
+
+# General Stuff ####################################################
+
+$:.insert 0, File.expand_path( File.join( File.dirname(__FILE__), 'lib' ) )
+require 'tree' # To read the version information.
+
+PKG_NAME = "rubytree"
+PKG_VERSION = Tree::VERSION
+PKG_FULLNAME = PKG_NAME + "-" + PKG_VERSION
+PKG_SUMMARY = "Ruby implementation of the Tree data structure."
+PKG_DESCRIPTION = <<-END
+ Provides a generic tree data-structure with ability to
+ store keyed node-elements in the tree. The implementation
+ mixes in the Enumerable module.
+
+ Website: http://rubytree.rubyforge.org/
+ END
+
+PKG_FILES = FileList[
+ '[A-Z]*',
+ '*.rb',
+ 'lib/**/*.rb',
+ 'test/**/*.rb'
+ ]
+
+# Default is to create a rubygem.
+desc "Default Task"
+task :default => :gem
+
+begin # Try loading hoe
+ require 'hoe'
+ # If Hoe is found, use it to define tasks
+ # =======================================
+ Hoe.new(PKG_NAME, PKG_VERSION) do |p|
+ p.rubyforge_name = PKG_NAME
+ p.author = "Anupam Sengupta"
+ p.email = "anupamsg@gmail.com"
+ p.summary = PKG_SUMMARY
+ p.description = PKG_DESCRIPTION
+ p.url = "http://rubytree.rubyforge.org/"
+ p.changes = p.paragraphs_of('History.txt', 0..1).join("\n\n")
+ p.remote_rdoc_dir = 'rdoc'
+ p.need_tar = true
+ p.need_zip = true
+ p.test_globs = ['test/test_*.rb']
+ p.spec_extras = {
+ :has_rdoc => true,
+ :platform => Gem::Platform::RUBY,
+ :has_rdoc => true,
+ :extra_rdoc_files => ['README', 'COPYING', 'ChangeLog', 'History.txt'],
+ :rdoc_options => ['--main', 'README'],
+ :autorequire => 'tree'
+ }
+ end
+
+rescue LoadError # If Hoe is not found
+ # If Hoe is not found, then use the usual Gemspec based Rake tasks
+ # ================================================================
+ spec = Gem::Specification.new do |s|
+ s.name = PKG_NAME
+ s.version = PKG_VERSION
+ s.platform = Gem::Platform::RUBY
+ s.author = "Anupam Sengupta"
+ s.email = "anupamsg@gmail.com"
+ s.homepage = "http://rubytree.rubyforge.org/"
+ s.rubyforge_project = 'rubytree'
+ s.summary = PKG_SUMMARY
+ s.add_dependency('rake', '>= 0.7.2')
+ s.description = PKG_DESCRIPTION
+ s.has_rdoc = true
+ s.extra_rdoc_files = ['README', 'COPYING', 'ChangeLog']
+ s.autorequire = "tree"
+ s.files = PKG_FILES.to_a
+ s.test_files = Dir.glob('test/test*.rb')
+ end
+
+ desc "Prepares for installation"
+ task :prepare do
+ ruby "setup.rb config"
+ ruby "setup.rb setup"
+ end
+
+ desc "Installs the package #{PKG_NAME}"
+ task :install => [:prepare] do
+ ruby "setup.rb install"
+ end
+
+ Rake::GemPackageTask.new(spec) do |pkg|
+ pkg.need_zip = true
+ pkg.need_tar = true
+ end
+
+ Rake::TestTask.new do |t|
+ t.libs << "test"
+ t.test_files = FileList['test/test*.rb']
+ t.verbose = true
+ end
+
+end # End loading Hoerc
+# ================================================================
+
+
+# The following tasks are loaded independently of Hoe
+
+# Hoe's rdoc task is ugly.
+Rake::RDocTask.new(:docs) do |rd|
+ rd.rdoc_files.include("README", "COPYING", "ChangeLog", "lib/**/*.rb")
+ rd.rdoc_dir = 'doc'
+ rd.title = "#{PKG_FULLNAME} Documentation"
+
+ # Use the template only if it is present, otherwise, the standard template is
+ # used.
+ template = "../allison/allison.rb"
+ rd.template = template if File.file?(template)
+
+ rd.options << '--line-numbers' << '--inline-source'
+end
+
+# Optional TAGS Task.
+# Needs https://rubyforge.org/projects/rtagstask/
+begin
+ require 'rtagstask'
+ RTagsTask.new do |rd|
+ rd.vi = false
+ end
+rescue LoadError
+end
+
+# Optional RCOV Task
+# Needs http://eigenclass.org/hiki/rcov
+begin
+ require 'rcov/rcovtask'
+ Rcov::RcovTask.new do |t|
+ t.test_files = FileList['test/test*.rb']
+ t.rcov_opts << "--exclude 'rcov.rb'" # rcov itself should not be profiled
+ # t.verbose = true # uncomment to see the executed commands
+ end
+rescue LoadError
+end
+
+#Rakefile,v $
+# Revision 1.21 2007/07/21 05:14:43 anupamsg
+# Added a VERSION constant to the Tree module,
+# and using the same in the Rakefile.
+#
+# Revision 1.20 2007/07/21 03:24:25 anupamsg
+# Minor edits to parameter names. User visible functionality does not change.
+#
+# Revision 1.19 2007/07/19 02:16:01 anupamsg
+# Release 0.4.0 (and minor fix in Rakefile).
+#
+# Revision 1.18 2007/07/18 20:15:06 anupamsg
+# Added two predicate methods in BinaryTreeNode to determine whether a node
+# is a left or a right node.
+#
+# Revision 1.17 2007/07/18 07:17:34 anupamsg
+# Fixed a issue where TreeNode.ancestors was shadowing Module.ancestors. This method
+# has been renamed to TreeNode.parentage.
+#
+# Revision 1.16 2007/07/17 05:34:03 anupamsg
+# Added an optional tags Rake-task for generating the TAGS file for Emacs.
+#
+# Revision 1.15 2007/07/17 04:42:45 anupamsg
+# Minor fixes to the Rakefile.
+#
+# Revision 1.14 2007/07/17 03:39:28 anupamsg
+# Moved the CVS Log keyword to end of the files.
+#
diff --git a/vendor/gems/rubytree-0.5.2/TODO b/vendor/gems/rubytree-0.5.2/TODO
new file mode 100644
index 000000000..ae4e74c3f
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/TODO
@@ -0,0 +1,7 @@
+# -*- mode: outline; coding: utf-8-unix; -*-
+
+* Add logic in Rakefile to read the file list from Manifest.txt file.
+
+* Add a YAML export method to the TreeNode class.
+
+
diff --git a/vendor/gems/rubytree-0.5.2/lib/tree.rb b/vendor/gems/rubytree-0.5.2/lib/tree.rb
new file mode 100644
index 000000000..9b5062aa7
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/lib/tree.rb
@@ -0,0 +1,539 @@
+# tree.rb
+#
+# $Revision: 1.29 $ by $Author: anupamsg $
+# $Name: $
+#
+# = tree.rb - Generic Multi-way Tree implementation
+#
+# Provides a generic tree data structure with ability to
+# store keyed node elements in the tree. The implementation
+# mixes in the Enumerable module.
+#
+# Author:: Anupam Sengupta (anupamsg@gmail.com)
+#
+
+# Copyright (c) 2006, 2007 Anupam Sengupta
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright notice, this
+# list of conditions and the following disclaimer in the documentation and/or
+# other materials provided with the distribution.
+#
+# - Neither the name of the organization nor the names of its contributors may
+# be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+# This module provides a TreeNode class which is the primary class for all
+# nodes represented in the Tree.
+# This module mixes in the Enumerable module.
+module Tree
+
+ # Rubytree Package Version
+ VERSION = '0.5.2'
+
+ # == TreeNode Class Description
+ #
+ # The node class for the tree representation. the nodes are named and have a
+ # place-holder for the node data (i.e., the `content' of the node). The node
+ # names are expected to be unique. In addition, the node provides navigation
+ # methods to traverse the tree.
+ #
+ # The nodes can have any number of child nodes attached to it. Note that while
+ # this implementation does not support directed graphs, the class itself makes
+ # no restrictions on associating a node's CONTENT with multiple parent nodes.
+ #
+ #
+ # == Example
+ #
+ # The following code-snippet implements this tree structure:
+ #
+ # +------------+
+ # | ROOT |
+ # +-----+------+
+ # +-------------+------------+
+ # | |
+ # +-------+-------+ +-------+-------+
+ # | CHILD 1 | | CHILD 2 |
+ # +-------+-------+ +---------------+
+ # |
+ # |
+ # +-------+-------+
+ # | GRANDCHILD 1 |
+ # +---------------+
+ #
+ # require 'tree'
+ #
+ # myTreeRoot = Tree::TreeNode.new("ROOT", "Root Content")
+ #
+ # myTreeRoot << Tree::TreeNode.new("CHILD1", "Child1 Content") << Tree::TreeNode.new("GRANDCHILD1", "GrandChild1 Content")
+ #
+ # myTreeRoot << Tree::TreeNode.new("CHILD2", "Child2 Content")
+ #
+ # myTreeRoot.printTree
+ #
+ # child1 = myTreeRoot["CHILD1"]
+ #
+ # grandChild1 = myTreeRoot["CHILD1"]["GRANDCHILD1"]
+ #
+ # siblingsOfChild1Array = child1.siblings
+ #
+ # immediateChildrenArray = myTreeRoot.children
+ #
+ # # Process all nodes
+ #
+ # myTreeRoot.each { |node| node.content.reverse }
+ #
+ # myTreeRoot.remove!(child1) # Remove the child
+ class TreeNode
+ include Enumerable
+
+ attr_reader :content, :name, :parent
+ attr_writer :content
+
+ # Constructor which expects the name of the node
+ #
+ # Name of the node is expected to be unique across the
+ # tree.
+ #
+ # The content can be of any type, and is defaulted to _nil_.
+ def initialize(name, content = nil)
+ raise "Node name HAS to be provided" if name == nil
+ @name = name
+ @content = content
+ self.setAsRoot!
+
+ @childrenHash = Hash.new
+ @children = []
+ end
+
+ # Returns a copy of this node, with the parent and children links removed.
+ def detached_copy
+ Tree::TreeNode.new(@name, @content ? @content.clone : nil)
+ end
+
+ # Print the string representation of this node.
+ def to_s
+ "Node Name: #{@name}" +
+ " Content: " + (@content || "<Empty>") +
+ " Parent: " + (isRoot?() ? "<None>" : @parent.name) +
+ " Children: #{@children.length}" +
+ " Total Nodes: #{size()}"
+ end
+
+ # Returns an array of ancestors in reversed order (the first element is the
+ # immediate parent). Returns nil if this is a root node.
+ def parentage
+ return nil if isRoot?
+
+ parentageArray = []
+ prevParent = self.parent
+ while (prevParent)
+ parentageArray << prevParent
+ prevParent = prevParent.parent
+ end
+
+ parentageArray
+ end
+
+ # Protected method to set the parent node.
+ # This method should NOT be invoked by client code.
+ def parent=(parent)
+ @parent = parent
+ end
+
+ # Convenience synonym for TreeNode#add method. This method allows a convenient
+ # method to add children hierarchies in the tree.
+ #
+ # E.g. root << child << grand_child
+ def <<(child)
+ add(child)
+ end
+
+ # Adds the specified child node to the receiver node. The child node's
+ # parent is set to be the receiver. The child is added as the last child in
+ # the current list of children for the receiver node.
+ def add(child)
+ raise "Child already added" if @childrenHash.has_key?(child.name)
+
+ @childrenHash[child.name] = child
+ @children << child
+ child.parent = self
+ return child
+
+ end
+
+ # Removes the specified child node from the receiver node. The removed
+ # children nodes are orphaned but available if an alternate reference
+ # exists.
+ #
+ # Returns the child node.
+ def remove!(child)
+ @childrenHash.delete(child.name)
+ @children.delete(child)
+ child.setAsRoot! unless child == nil
+ return child
+ end
+
+ # Removes this node from its parent. If this is the root node, then does
+ # nothing.
+ def removeFromParent!
+ @parent.remove!(self) unless isRoot?
+ end
+
+ # Removes all children from the receiver node.
+ def removeAll!
+ for child in @children
+ child.setAsRoot!
+ end
+ @childrenHash.clear
+ @children.clear
+ self
+ end
+
+ # Indicates whether this node has any associated content.
+ def hasContent?
+ @content != nil
+ end
+
+ # Protected method which sets this node as a root node.
+ def setAsRoot!
+ @parent = nil
+ end
+
+ # Indicates whether this node is a root node. Note that
+ # orphaned children will also be reported as root nodes.
+ def isRoot?
+ @parent == nil
+ end
+
+ # Indicates whether this node has any immediate child nodes.
+ def hasChildren?
+ @children.length != 0
+ end
+
+ # Indicates whether this node is a 'leaf' - i.e., one without
+ # any children
+ def isLeaf?
+ !hasChildren?
+ end
+
+ # Returns an array of all the immediate children. If a block is given,
+ # yields each child node to the block.
+ def children
+ if block_given?
+ @children.each {|child| yield child}
+ else
+ @children
+ end
+ end
+
+ # Returns the first child of this node. Will return nil if no children are
+ # present.
+ def firstChild
+ children.first
+ end
+
+ # Returns the last child of this node. Will return nil if no children are
+ # present.
+ def lastChild
+ children.last
+ end
+
+ # Returns every node (including the receiver node) from the tree to the
+ # specified block. The traversal is depth first and from left to right in
+ # pre-ordered sequence.
+ def each &block
+ yield self
+ children { |child| child.each(&block) }
+ end
+
+ # Traverses the tree in a pre-ordered sequence. This is equivalent to
+ # TreeNode#each
+ def preordered_each &block
+ each(&block)
+ end
+
+ # Performs breadth first traversal of the tree rooted at this node. The
+ # traversal in a given level is from left to right.
+ def breadth_each &block
+ node_queue = [self] # Create a queue with self as the initial entry
+
+ # Use a queue to do breadth traversal
+ until node_queue.empty?
+ node_to_traverse = node_queue.shift
+ yield node_to_traverse
+ # Enqueue the children from left to right.
+ node_to_traverse.children { |child| node_queue.push child }
+ end
+ end
+
+ # Yields all leaf nodes from this node to the specified block. May yield
+ # this node as well if this is a leaf node. Leaf traversal depth first and
+ # left to right.
+ def each_leaf &block
+ self.each { |node| yield(node) if node.isLeaf? }
+ end
+
+ # Returns the requested node from the set of immediate children.
+ #
+ # If the parameter is _numeric_, then the in-sequence array of children is
+ # accessed (see Tree#children). If the parameter is not _numeric_, then it
+ # is assumed to be the *name* of the child node to be returned.
+ def [](name_or_index)
+ raise "Name_or_index needs to be provided" if name_or_index == nil
+
+ if name_or_index.kind_of?(Integer)
+ @children[name_or_index]
+ else
+ @childrenHash[name_or_index]
+ end
+ end
+
+ # Returns the total number of nodes in this tree, rooted at the receiver
+ # node.
+ def size
+ @children.inject(1) {|sum, node| sum + node.size}
+ end
+
+ # Convenience synonym for Tree#size
+ def length
+ size()
+ end
+
+ # Pretty prints the tree starting with the receiver node.
+ def printTree(level = 0)
+
+ if isRoot?
+ print "*"
+ else
+ print "|" unless parent.isLastSibling?
+ print(' ' * (level - 1) * 4)
+ print(isLastSibling? ? "+" : "|")
+ print "---"
+ print(hasChildren? ? "+" : ">")
+ end
+
+ puts " #{name}"
+
+ children { |child| child.printTree(level + 1)}
+ end
+
+ # Returns the root for this tree. Root's root is itself.
+ def root
+ root = self
+ root = root.parent while !root.isRoot?
+ root
+ end
+
+ # Returns the first sibling for this node. If this is the root node, returns
+ # itself.
+ def firstSibling
+ if isRoot?
+ self
+ else
+ parent.children.first
+ end
+ end
+
+ # Returns true if this node is the first sibling.
+ def isFirstSibling?
+ firstSibling == self
+ end
+
+ # Returns the last sibling for this node. If this node is the root, returns
+ # itself.
+ def lastSibling
+ if isRoot?
+ self
+ else
+ parent.children.last
+ end
+ end
+
+ # Returns true if his node is the last sibling
+ def isLastSibling?
+ lastSibling == self
+ end
+
+ # Returns an array of siblings for this node.
+ # If a block is provided, yields each of the sibling
+ # nodes to the block. The root always has nil siblings.
+ def siblings
+ return nil if isRoot?
+ if block_given?
+ for sibling in parent.children
+ yield sibling if sibling != self
+ end
+ else
+ siblings = []
+ parent.children {|sibling| siblings << sibling if sibling != self}
+ siblings
+ end
+ end
+
+ # Returns true if this node is the only child of its parent
+ def isOnlyChild?
+ parent.children.size == 1
+ end
+
+ # Returns the next sibling for this node. Will return nil if no subsequent
+ # node is present.
+ def nextSibling
+ if myidx = parent.children.index(self)
+ parent.children.at(myidx + 1)
+ end
+ end
+
+ # Returns the previous sibling for this node. Will return nil if no
+ # subsequent node is present.
+ def previousSibling
+ if myidx = parent.children.index(self)
+ parent.children.at(myidx - 1) if myidx > 0
+ end
+ end
+
+ # Provides a comparision operation for the nodes. Comparision
+ # is based on the natural character-set ordering for the
+ # node names.
+ def <=>(other)
+ return +1 if other == nil
+ self.name <=> other.name
+ end
+
+ # Freezes all nodes in the tree
+ def freezeTree!
+ each {|node| node.freeze}
+ end
+
+ # Creates the marshal-dump represention of the tree rooted at this node.
+ def marshal_dump
+ self.collect { |node| node.createDumpRep }
+ end
+
+ # Creates a dump representation and returns the same as a hash.
+ def createDumpRep
+ { :name => @name, :parent => (isRoot? ? nil : @parent.name), :content => Marshal.dump(@content)}
+ end
+
+ # Loads a marshalled dump of the tree and returns the root node of the
+ # reconstructed tree. See the Marshal class for additional details.
+ def marshal_load(dumped_tree_array)
+ nodes = { }
+ for node_hash in dumped_tree_array do
+ name = node_hash[:name]
+ parent_name = node_hash[:parent]
+ content = Marshal.load(node_hash[:content])
+
+ if parent_name then
+ nodes[name] = current_node = Tree::TreeNode.new(name, content)
+ nodes[parent_name].add current_node
+ else
+ # This is the root node, hence initialize self.
+ initialize(name, content)
+
+ nodes[name] = self # Add self to the list of nodes
+ end
+ end
+ end
+
+ # Returns depth of the tree from this node. A single leaf node has a
+ # depth of 1.
+ def depth
+ return 1 if isLeaf?
+ 1 + @children.collect { |child| child.depth }.max
+ end
+
+ # Returns breadth of the tree at this node level. A single node has a
+ # breadth of 1.
+ def breadth
+ return 1 if isRoot?
+ parent.children.size
+ end
+
+ protected :parent=, :setAsRoot!, :createDumpRep
+
+ end
+end
+
+# $Log: tree.rb,v $
+# Revision 1.29 2007/12/22 00:28:59 anupamsg
+# Added more test cases, and enabled ZenTest compatibility.
+#
+# Revision 1.28 2007/12/20 03:19:33 anupamsg
+# * README (Module): Modified the install instructions from source.
+# (Module): Updated the minor version number.
+#
+# Revision 1.27 2007/12/20 03:00:03 anupamsg
+# Minor code changes. Removed self_initialize from the protected methods' list.
+#
+# Revision 1.26 2007/12/20 02:50:04 anupamsg
+# (Tree::TreeNode): Removed the spurious self_initialize from the protected list.
+#
+# Revision 1.25 2007/12/19 20:28:05 anupamsg
+# Removed the unnecesary self_initialize method.
+#
+# Revision 1.24 2007/12/19 06:39:17 anupamsg
+# Removed the unnecessary field and record separator constants. Also updated the
+# history.txt file.
+#
+# Revision 1.23 2007/12/19 06:25:00 anupamsg
+# (Tree::TreeNode): Minor fix to the comments. Also fixed the private/protected
+# scope issue with the createDumpRep method.
+#
+# Revision 1.22 2007/12/19 06:22:03 anupamsg
+# Updated the marshalling logic to correctly handle non-string content. This
+# should fix the bug # 15614 ("When dumping with an Object as the content, you get
+# a delimiter collision")
+#
+# Revision 1.21 2007/12/19 02:24:17 anupamsg
+# Updated the marshalling logic to handle non-string contents on the nodes.
+#
+# Revision 1.20 2007/10/10 08:42:57 anupamsg
+# Release 0.4.3
+#
+# Revision 1.19 2007/08/31 01:16:27 anupamsg
+# Added breadth and pre-order traversals for the tree. Also added a method
+# to return the detached copy of a node from the tree.
+#
+# Revision 1.18 2007/07/21 05:14:44 anupamsg
+# Added a VERSION constant to the Tree module,
+# and using the same in the Rakefile.
+#
+# Revision 1.17 2007/07/21 03:24:25 anupamsg
+# Minor edits to parameter names. User visible functionality does not change.
+#
+# Revision 1.16 2007/07/18 23:38:55 anupamsg
+# Minor updates to tree.rb
+#
+# Revision 1.15 2007/07/18 22:11:50 anupamsg
+# Added depth and breadth methods for the TreeNode.
+#
+# Revision 1.14 2007/07/18 19:33:27 anupamsg
+# Added a new binary tree implementation.
+#
+# Revision 1.13 2007/07/18 07:17:34 anupamsg
+# Fixed a issue where TreeNode.ancestors was shadowing Module.ancestors. This method
+# has been renamed to TreeNode.parentage.
+#
+# Revision 1.12 2007/07/17 03:39:28 anupamsg
+# Moved the CVS Log keyword to end of the files.
+#
diff --git a/vendor/gems/rubytree-0.5.2/lib/tree/binarytree.rb b/vendor/gems/rubytree-0.5.2/lib/tree/binarytree.rb
new file mode 100644
index 000000000..76c363661
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/lib/tree/binarytree.rb
@@ -0,0 +1,131 @@
+# binarytree.rb
+#
+# $Revision: 1.5 $ by $Author: anupamsg $
+# $Name: $
+#
+# = binarytree.rb - Binary Tree implementation
+#
+# Provides a generic tree data structure with ability to
+# store keyed node elements in the tree. The implementation
+# mixes in the Enumerable module.
+#
+# Author:: Anupam Sengupta (anupamsg@gmail.com)
+#
+
+# Copyright (c) 2007 Anupam Sengupta
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright notice, this
+# list of conditions and the following disclaimer in the documentation and/or
+# other materials provided with the distribution.
+#
+# - Neither the name of the organization nor the names of its contributors may
+# be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+require 'tree'
+
+module Tree
+
+ # Provides a Binary tree implementation. This tree node allows only two child
+ # nodes (left and right childs). It also provides direct access to the left
+ # and right children, including assignment to the same.
+ class BinaryTreeNode < TreeNode
+
+ # Adds the specified child node to the receiver node. The child node's
+ # parent is set to be the receiver. The child nodes are added in the order
+ # of addition, i.e., the first child added becomes the left node, and the
+ # second child will be the second node.
+ # If only one child is present, then this will be the left child.
+ def add(child)
+ raise "Already has two child nodes" if @children.size == 2
+
+ super(child)
+ end
+
+ # Returns the left child node. Note that
+ # left Child == first Child
+ def leftChild
+ children.first
+ end
+
+ # Returns the right child node. Note that
+ # right child == last child unless there is only one child.
+ # Returns nil if the right child does not exist.
+ def rightChild
+ children[1]
+ end
+
+ # Sets the left child. If a previous child existed, it is replaced.
+ def leftChild=(child)
+ @children[0] = child
+ @childrenHash[child.name] = child if child # Assign the name mapping
+ end
+
+ # Sets the right child. If a previous child existed, it is replaced.
+ def rightChild=(child)
+ @children[1] = child
+ @childrenHash[child.name] = child if child # Assign the name mapping
+ end
+
+ # Returns true if this is the left child of its parent. Always returns false
+ # if this is the root node.
+ def isLeftChild?
+ return nil if isRoot?
+ self == parent.leftChild
+ end
+
+ # Returns true if this is the right child of its parent. Always returns false
+ # if this is the root node.
+ def isRightChild?
+ return nil if isRoot?
+ self == parent.rightChild
+ end
+
+ # Swaps the left and right children with each other
+ def swap_children
+ tempChild = leftChild
+ self.leftChild= rightChild
+ self.rightChild= tempChild
+ end
+ end
+
+end
+
+# $Log: binarytree.rb,v $
+# Revision 1.5 2007/12/18 23:11:29 anupamsg
+# Minor documentation changes in the binarytree class.
+#
+# Revision 1.4 2007/08/30 22:08:58 anupamsg
+# Added a new swap_children method for Binary Tree. Also added minor
+# documentation and test updates.
+#
+# Revision 1.3 2007/07/21 03:24:25 anupamsg
+# Minor edits to parameter names. User visible functionality does not change.
+#
+# Revision 1.2 2007/07/18 20:15:06 anupamsg
+# Added two predicate methods in BinaryTreeNode to determine whether a node
+# is a left or a right node.
+#
+# Revision 1.1 2007/07/18 19:33:27 anupamsg
+# Added a new binary tree implementation.
+#
diff --git a/vendor/gems/rubytree-0.5.2/setup.rb b/vendor/gems/rubytree-0.5.2/setup.rb
new file mode 100644
index 000000000..424a5f37c
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/setup.rb
@@ -0,0 +1,1585 @@
+#
+# setup.rb
+#
+# Copyright (c) 2000-2005 Minero Aoki
+#
+# This program is free software.
+# You can distribute/modify this program under the terms of
+# the GNU LGPL, Lesser General Public License version 2.1.
+#
+
+unless Enumerable.method_defined?(:map) # Ruby 1.4.6
+ module Enumerable
+ alias map collect
+ end
+end
+
+unless File.respond_to?(:read) # Ruby 1.6
+ def File.read(fname)
+ open(fname) {|f|
+ return f.read
+ }
+ end
+end
+
+unless Errno.const_defined?(:ENOTEMPTY) # Windows?
+ module Errno
+ class ENOTEMPTY
+ # We do not raise this exception, implementation is not needed.
+ end
+ end
+end
+
+def File.binread(fname)
+ open(fname, 'rb') {|f|
+ return f.read
+ }
+end
+
+# for corrupted Windows' stat(2)
+def File.dir?(path)
+ File.directory?((path[-1,1] == '/') ? path : path + '/')
+end
+
+
+class ConfigTable
+
+ include Enumerable
+
+ def initialize(rbconfig)
+ @rbconfig = rbconfig
+ @items = []
+ @table = {}
+ # options
+ @install_prefix = nil
+ @config_opt = nil
+ @verbose = true
+ @no_harm = false
+ end
+
+ attr_accessor :install_prefix
+ attr_accessor :config_opt
+
+ attr_writer :verbose
+
+ def verbose?
+ @verbose
+ end
+
+ attr_writer :no_harm
+
+ def no_harm?
+ @no_harm
+ end
+
+ def [](key)
+ lookup(key).resolve(self)
+ end
+
+ def []=(key, val)
+ lookup(key).set val
+ end
+
+ def names
+ @items.map {|i| i.name }
+ end
+
+ def each(&block)
+ @items.each(&block)
+ end
+
+ def key?(name)
+ @table.key?(name)
+ end
+
+ def lookup(name)
+ @table[name] or setup_rb_error "no such config item: #{name}"
+ end
+
+ def add(item)
+ @items.push item
+ @table[item.name] = item
+ end
+
+ def remove(name)
+ item = lookup(name)
+ @items.delete_if {|i| i.name == name }
+ @table.delete_if {|name, i| i.name == name }
+ item
+ end
+
+ def load_script(path, inst = nil)
+ if File.file?(path)
+ MetaConfigEnvironment.new(self, inst).instance_eval File.read(path), path
+ end
+ end
+
+ def savefile
+ '.config'
+ end
+
+ def load_savefile
+ begin
+ File.foreach(savefile()) do |line|
+ k, v = *line.split(/=/, 2)
+ self[k] = v.strip
+ end
+ rescue Errno::ENOENT
+ setup_rb_error $!.message + "\n#{File.basename($0)} config first"
+ end
+ end
+
+ def save
+ @items.each {|i| i.value }
+ File.open(savefile(), 'w') {|f|
+ @items.each do |i|
+ f.printf "%s=%s\n", i.name, i.value if i.value? and i.value
+ end
+ }
+ end
+
+ def load_standard_entries
+ standard_entries(@rbconfig).each do |ent|
+ add ent
+ end
+ end
+
+ def standard_entries(rbconfig)
+ c = rbconfig
+
+ rubypath = File.join(c['bindir'], c['ruby_install_name'] + c['EXEEXT'])
+
+ major = c['MAJOR'].to_i
+ minor = c['MINOR'].to_i
+ teeny = c['TEENY'].to_i
+ version = "#{major}.#{minor}"
+
+ # ruby ver. >= 1.4.4?
+ newpath_p = ((major >= 2) or
+ ((major == 1) and
+ ((minor >= 5) or
+ ((minor == 4) and (teeny >= 4)))))
+
+ if c['rubylibdir']
+ # V > 1.6.3
+ libruby = "#{c['prefix']}/lib/ruby"
+ librubyver = c['rubylibdir']
+ librubyverarch = c['archdir']
+ siteruby = c['sitedir']
+ siterubyver = c['sitelibdir']
+ siterubyverarch = c['sitearchdir']
+ elsif newpath_p
+ # 1.4.4 <= V <= 1.6.3
+ libruby = "#{c['prefix']}/lib/ruby"
+ librubyver = "#{c['prefix']}/lib/ruby/#{version}"
+ librubyverarch = "#{c['prefix']}/lib/ruby/#{version}/#{c['arch']}"
+ siteruby = c['sitedir']
+ siterubyver = "$siteruby/#{version}"
+ siterubyverarch = "$siterubyver/#{c['arch']}"
+ else
+ # V < 1.4.4
+ libruby = "#{c['prefix']}/lib/ruby"
+ librubyver = "#{c['prefix']}/lib/ruby/#{version}"
+ librubyverarch = "#{c['prefix']}/lib/ruby/#{version}/#{c['arch']}"
+ siteruby = "#{c['prefix']}/lib/ruby/#{version}/site_ruby"
+ siterubyver = siteruby
+ siterubyverarch = "$siterubyver/#{c['arch']}"
+ end
+ parameterize = lambda {|path|
+ path.sub(/\A#{Regexp.quote(c['prefix'])}/, '$prefix')
+ }
+
+ if arg = c['configure_args'].split.detect {|arg| /--with-make-prog=/ =~ arg }
+ makeprog = arg.sub(/'/, '').split(/=/, 2)[1]
+ else
+ makeprog = 'make'
+ end
+
+ [
+ ExecItem.new('installdirs', 'std/site/home',
+ 'std: install under libruby; site: install under site_ruby; home: install under $HOME')\
+ {|val, table|
+ case val
+ when 'std'
+ table['rbdir'] = '$librubyver'
+ table['sodir'] = '$librubyverarch'
+ when 'site'
+ table['rbdir'] = '$siterubyver'
+ table['sodir'] = '$siterubyverarch'
+ when 'home'
+ setup_rb_error '$HOME was not set' unless ENV['HOME']
+ table['prefix'] = ENV['HOME']
+ table['rbdir'] = '$libdir/ruby'
+ table['sodir'] = '$libdir/ruby'
+ end
+ },
+ PathItem.new('prefix', 'path', c['prefix'],
+ 'path prefix of target environment'),
+ PathItem.new('bindir', 'path', parameterize.call(c['bindir']),
+ 'the directory for commands'),
+ PathItem.new('libdir', 'path', parameterize.call(c['libdir']),
+ 'the directory for libraries'),
+ PathItem.new('datadir', 'path', parameterize.call(c['datadir']),
+ 'the directory for shared data'),
+ PathItem.new('mandir', 'path', parameterize.call(c['mandir']),
+ 'the directory for man pages'),
+ PathItem.new('sysconfdir', 'path', parameterize.call(c['sysconfdir']),
+ 'the directory for system configuration files'),
+ PathItem.new('localstatedir', 'path', parameterize.call(c['localstatedir']),
+ 'the directory for local state data'),
+ PathItem.new('libruby', 'path', libruby,
+ 'the directory for ruby libraries'),
+ PathItem.new('librubyver', 'path', librubyver,
+ 'the directory for standard ruby libraries'),
+ PathItem.new('librubyverarch', 'path', librubyverarch,
+ 'the directory for standard ruby extensions'),
+ PathItem.new('siteruby', 'path', siteruby,
+ 'the directory for version-independent aux ruby libraries'),
+ PathItem.new('siterubyver', 'path', siterubyver,
+ 'the directory for aux ruby libraries'),
+ PathItem.new('siterubyverarch', 'path', siterubyverarch,
+ 'the directory for aux ruby binaries'),
+ PathItem.new('rbdir', 'path', '$siterubyver',
+ 'the directory for ruby scripts'),
+ PathItem.new('sodir', 'path', '$siterubyverarch',
+ 'the directory for ruby extentions'),
+ PathItem.new('rubypath', 'path', rubypath,
+ 'the path to set to #! line'),
+ ProgramItem.new('rubyprog', 'name', rubypath,
+ 'the ruby program using for installation'),
+ ProgramItem.new('makeprog', 'name', makeprog,
+ 'the make program to compile ruby extentions'),
+ SelectItem.new('shebang', 'all/ruby/never', 'ruby',
+ 'shebang line (#!) editing mode'),
+ BoolItem.new('without-ext', 'yes/no', 'no',
+ 'does not compile/install ruby extentions')
+ ]
+ end
+ private :standard_entries
+
+ def load_multipackage_entries
+ multipackage_entries().each do |ent|
+ add ent
+ end
+ end
+
+ def multipackage_entries
+ [
+ PackageSelectionItem.new('with', 'name,name...', '', 'ALL',
+ 'package names that you want to install'),
+ PackageSelectionItem.new('without', 'name,name...', '', 'NONE',
+ 'package names that you do not want to install')
+ ]
+ end
+ private :multipackage_entries
+
+ ALIASES = {
+ 'std-ruby' => 'librubyver',
+ 'stdruby' => 'librubyver',
+ 'rubylibdir' => 'librubyver',
+ 'archdir' => 'librubyverarch',
+ 'site-ruby-common' => 'siteruby', # For backward compatibility
+ 'site-ruby' => 'siterubyver', # For backward compatibility
+ 'bin-dir' => 'bindir',
+ 'bin-dir' => 'bindir',
+ 'rb-dir' => 'rbdir',
+ 'so-dir' => 'sodir',
+ 'data-dir' => 'datadir',
+ 'ruby-path' => 'rubypath',
+ 'ruby-prog' => 'rubyprog',
+ 'ruby' => 'rubyprog',
+ 'make-prog' => 'makeprog',
+ 'make' => 'makeprog'
+ }
+
+ def fixup
+ ALIASES.each do |ali, name|
+ @table[ali] = @table[name]
+ end
+ @items.freeze
+ @table.freeze
+ @options_re = /\A--(#{@table.keys.join('|')})(?:=(.*))?\z/
+ end
+
+ def parse_opt(opt)
+ m = @options_re.match(opt) or setup_rb_error "config: unknown option #{opt}"
+ m.to_a[1,2]
+ end
+
+ def dllext
+ @rbconfig['DLEXT']
+ end
+
+ def value_config?(name)
+ lookup(name).value?
+ end
+
+ class Item
+ def initialize(name, template, default, desc)
+ @name = name.freeze
+ @template = template
+ @value = default
+ @default = default
+ @description = desc
+ end
+
+ attr_reader :name
+ attr_reader :description
+
+ attr_accessor :default
+ alias help_default default
+
+ def help_opt
+ "--#{@name}=#{@template}"
+ end
+
+ def value?
+ true
+ end
+
+ def value
+ @value
+ end
+
+ def resolve(table)
+ @value.gsub(%r<\$([^/]+)>) { table[$1] }
+ end
+
+ def set(val)
+ @value = check(val)
+ end
+
+ private
+
+ def check(val)
+ setup_rb_error "config: --#{name} requires argument" unless val
+ val
+ end
+ end
+
+ class BoolItem < Item
+ def config_type
+ 'bool'
+ end
+
+ def help_opt
+ "--#{@name}"
+ end
+
+ private
+
+ def check(val)
+ return 'yes' unless val
+ case val
+ when /\Ay(es)?\z/i, /\At(rue)?\z/i then 'yes'
+ when /\An(o)?\z/i, /\Af(alse)\z/i then 'no'
+ else
+ setup_rb_error "config: --#{@name} accepts only yes/no for argument"
+ end
+ end
+ end
+
+ class PathItem < Item
+ def config_type
+ 'path'
+ end
+
+ private
+
+ def check(path)
+ setup_rb_error "config: --#{@name} requires argument" unless path
+ path[0,1] == '$' ? path : File.expand_path(path)
+ end
+ end
+
+ class ProgramItem < Item
+ def config_type
+ 'program'
+ end
+ end
+
+ class SelectItem < Item
+ def initialize(name, selection, default, desc)
+ super
+ @ok = selection.split('/')
+ end
+
+ def config_type
+ 'select'
+ end
+
+ private
+
+ def check(val)
+ unless @ok.include?(val.strip)
+ setup_rb_error "config: use --#{@name}=#{@template} (#{val})"
+ end
+ val.strip
+ end
+ end
+
+ class ExecItem < Item
+ def initialize(name, selection, desc, &block)
+ super name, selection, nil, desc
+ @ok = selection.split('/')
+ @action = block
+ end
+
+ def config_type
+ 'exec'
+ end
+
+ def value?
+ false
+ end
+
+ def resolve(table)
+ setup_rb_error "$#{name()} wrongly used as option value"
+ end
+
+ undef set
+
+ def evaluate(val, table)
+ v = val.strip.downcase
+ unless @ok.include?(v)
+ setup_rb_error "invalid option --#{@name}=#{val} (use #{@template})"
+ end
+ @action.call v, table
+ end
+ end
+
+ class PackageSelectionItem < Item
+ def initialize(name, template, default, help_default, desc)
+ super name, template, default, desc
+ @help_default = help_default
+ end
+
+ attr_reader :help_default
+
+ def config_type
+ 'package'
+ end
+
+ private
+
+ def check(val)
+ unless File.dir?("packages/#{val}")
+ setup_rb_error "config: no such package: #{val}"
+ end
+ val
+ end
+ end
+
+ class MetaConfigEnvironment
+ def initialize(config, installer)
+ @config = config
+ @installer = installer
+ end
+
+ def config_names
+ @config.names
+ end
+
+ def config?(name)
+ @config.key?(name)
+ end
+
+ def bool_config?(name)
+ @config.lookup(name).config_type == 'bool'
+ end
+
+ def path_config?(name)
+ @config.lookup(name).config_type == 'path'
+ end
+
+ def value_config?(name)
+ @config.lookup(name).config_type != 'exec'
+ end
+
+ def add_config(item)
+ @config.add item
+ end
+
+ def add_bool_config(name, default, desc)
+ @config.add BoolItem.new(name, 'yes/no', default ? 'yes' : 'no', desc)
+ end
+
+ def add_path_config(name, default, desc)
+ @config.add PathItem.new(name, 'path', default, desc)
+ end
+
+ def set_config_default(name, default)
+ @config.lookup(name).default = default
+ end
+
+ def remove_config(name)
+ @config.remove(name)
+ end
+
+ # For only multipackage
+ def packages
+ raise '[setup.rb fatal] multi-package metaconfig API packages() called for single-package; contact application package vendor' unless @installer
+ @installer.packages
+ end
+
+ # For only multipackage
+ def declare_packages(list)
+ raise '[setup.rb fatal] multi-package metaconfig API declare_packages() called for single-package; contact application package vendor' unless @installer
+ @installer.packages = list
+ end
+ end
+
+end # class ConfigTable
+
+
+# This module requires: #verbose?, #no_harm?
+module FileOperations
+
+ def mkdir_p(dirname, prefix = nil)
+ dirname = prefix + File.expand_path(dirname) if prefix
+ $stderr.puts "mkdir -p #{dirname}" if verbose?
+ return if no_harm?
+
+ # Does not check '/', it's too abnormal.
+ dirs = File.expand_path(dirname).split(%r<(?=/)>)
+ if /\A[a-z]:\z/i =~ dirs[0]
+ disk = dirs.shift
+ dirs[0] = disk + dirs[0]
+ end
+ dirs.each_index do |idx|
+ path = dirs[0..idx].join('')
+ Dir.mkdir path unless File.dir?(path)
+ end
+ end
+
+ def rm_f(path)
+ $stderr.puts "rm -f #{path}" if verbose?
+ return if no_harm?
+ force_remove_file path
+ end
+
+ def rm_rf(path)
+ $stderr.puts "rm -rf #{path}" if verbose?
+ return if no_harm?
+ remove_tree path
+ end
+
+ def remove_tree(path)
+ if File.symlink?(path)
+ remove_file path
+ elsif File.dir?(path)
+ remove_tree0 path
+ else
+ force_remove_file path
+ end
+ end
+
+ def remove_tree0(path)
+ Dir.foreach(path) do |ent|
+ next if ent == '.'
+ next if ent == '..'
+ entpath = "#{path}/#{ent}"
+ if File.symlink?(entpath)
+ remove_file entpath
+ elsif File.dir?(entpath)
+ remove_tree0 entpath
+ else
+ force_remove_file entpath
+ end
+ end
+ begin
+ Dir.rmdir path
+ rescue Errno::ENOTEMPTY
+ # directory may not be empty
+ end
+ end
+
+ def move_file(src, dest)
+ force_remove_file dest
+ begin
+ File.rename src, dest
+ rescue
+ File.open(dest, 'wb') {|f|
+ f.write File.binread(src)
+ }
+ File.chmod File.stat(src).mode, dest
+ File.unlink src
+ end
+ end
+
+ def force_remove_file(path)
+ begin
+ remove_file path
+ rescue
+ end
+ end
+
+ def remove_file(path)
+ File.chmod 0777, path
+ File.unlink path
+ end
+
+ def install(from, dest, mode, prefix = nil)
+ $stderr.puts "install #{from} #{dest}" if verbose?
+ return if no_harm?
+
+ realdest = prefix ? prefix + File.expand_path(dest) : dest
+ realdest = File.join(realdest, File.basename(from)) if File.dir?(realdest)
+ str = File.binread(from)
+ if diff?(str, realdest)
+ verbose_off {
+ rm_f realdest if File.exist?(realdest)
+ }
+ File.open(realdest, 'wb') {|f|
+ f.write str
+ }
+ File.chmod mode, realdest
+
+ File.open("#{objdir_root()}/InstalledFiles", 'a') {|f|
+ if prefix
+ f.puts realdest.sub(prefix, '')
+ else
+ f.puts realdest
+ end
+ }
+ end
+ end
+
+ def diff?(new_content, path)
+ return true unless File.exist?(path)
+ new_content != File.binread(path)
+ end
+
+ def command(*args)
+ $stderr.puts args.join(' ') if verbose?
+ system(*args) or raise RuntimeError,
+ "system(#{args.map{|a| a.inspect }.join(' ')}) failed"
+ end
+
+ def ruby(*args)
+ command config('rubyprog'), *args
+ end
+
+ def make(task = nil)
+ command(*[config('makeprog'), task].compact)
+ end
+
+ def extdir?(dir)
+ File.exist?("#{dir}/MANIFEST") or File.exist?("#{dir}/extconf.rb")
+ end
+
+ def files_of(dir)
+ Dir.open(dir) {|d|
+ return d.select {|ent| File.file?("#{dir}/#{ent}") }
+ }
+ end
+
+ DIR_REJECT = %w( . .. CVS SCCS RCS CVS.adm .svn )
+
+ def directories_of(dir)
+ Dir.open(dir) {|d|
+ return d.select {|ent| File.dir?("#{dir}/#{ent}") } - DIR_REJECT
+ }
+ end
+
+end
+
+
+# This module requires: #srcdir_root, #objdir_root, #relpath
+module HookScriptAPI
+
+ def get_config(key)
+ @config[key]
+ end
+
+ alias config get_config
+
+ # obsolete: use metaconfig to change configuration
+ def set_config(key, val)
+ @config[key] = val
+ end
+
+ #
+ # srcdir/objdir (works only in the package directory)
+ #
+
+ def curr_srcdir
+ "#{srcdir_root()}/#{relpath()}"
+ end
+
+ def curr_objdir
+ "#{objdir_root()}/#{relpath()}"
+ end
+
+ def srcfile(path)
+ "#{curr_srcdir()}/#{path}"
+ end
+
+ def srcexist?(path)
+ File.exist?(srcfile(path))
+ end
+
+ def srcdirectory?(path)
+ File.dir?(srcfile(path))
+ end
+
+ def srcfile?(path)
+ File.file?(srcfile(path))
+ end
+
+ def srcentries(path = '.')
+ Dir.open("#{curr_srcdir()}/#{path}") {|d|
+ return d.to_a - %w(. ..)
+ }
+ end
+
+ def srcfiles(path = '.')
+ srcentries(path).select {|fname|
+ File.file?(File.join(curr_srcdir(), path, fname))
+ }
+ end
+
+ def srcdirectories(path = '.')
+ srcentries(path).select {|fname|
+ File.dir?(File.join(curr_srcdir(), path, fname))
+ }
+ end
+
+end
+
+
+class ToplevelInstaller
+
+ Version = '3.4.1'
+ Copyright = 'Copyright (c) 2000-2005 Minero Aoki'
+
+ TASKS = [
+ [ 'all', 'do config, setup, then install' ],
+ [ 'config', 'saves your configurations' ],
+ [ 'show', 'shows current configuration' ],
+ [ 'setup', 'compiles ruby extentions and others' ],
+ [ 'install', 'installs files' ],
+ [ 'test', 'run all tests in test/' ],
+ [ 'clean', "does `make clean' for each extention" ],
+ [ 'distclean',"does `make distclean' for each extention" ]
+ ]
+
+ def ToplevelInstaller.invoke
+ config = ConfigTable.new(load_rbconfig())
+ config.load_standard_entries
+ config.load_multipackage_entries if multipackage?
+ config.fixup
+ klass = (multipackage?() ? ToplevelInstallerMulti : ToplevelInstaller)
+ klass.new(File.dirname($0), config).invoke
+ end
+
+ def ToplevelInstaller.multipackage?
+ File.dir?(File.dirname($0) + '/packages')
+ end
+
+ def ToplevelInstaller.load_rbconfig
+ if arg = ARGV.detect {|arg| /\A--rbconfig=/ =~ arg }
+ ARGV.delete(arg)
+ load File.expand_path(arg.split(/=/, 2)[1])
+ $".push 'rbconfig.rb'
+ else
+ require 'rbconfig'
+ end
+ ::Config::CONFIG
+ end
+
+ def initialize(ardir_root, config)
+ @ardir = File.expand_path(ardir_root)
+ @config = config
+ # cache
+ @valid_task_re = nil
+ end
+
+ def config(key)
+ @config[key]
+ end
+
+ def inspect
+ "#<#{self.class} #{__id__()}>"
+ end
+
+ def invoke
+ run_metaconfigs
+ case task = parsearg_global()
+ when nil, 'all'
+ parsearg_config
+ init_installers
+ exec_config
+ exec_setup
+ exec_install
+ else
+ case task
+ when 'config', 'test'
+ ;
+ when 'clean', 'distclean'
+ @config.load_savefile if File.exist?(@config.savefile)
+ else
+ @config.load_savefile
+ end
+ __send__ "parsearg_#{task}"
+ init_installers
+ __send__ "exec_#{task}"
+ end
+ end
+
+ def run_metaconfigs
+ @config.load_script "#{@ardir}/metaconfig"
+ end
+
+ def init_installers
+ @installer = Installer.new(@config, @ardir, File.expand_path('.'))
+ end
+
+ #
+ # Hook Script API bases
+ #
+
+ def srcdir_root
+ @ardir
+ end
+
+ def objdir_root
+ '.'
+ end
+
+ def relpath
+ '.'
+ end
+
+ #
+ # Option Parsing
+ #
+
+ def parsearg_global
+ while arg = ARGV.shift
+ case arg
+ when /\A\w+\z/
+ setup_rb_error "invalid task: #{arg}" unless valid_task?(arg)
+ return arg
+ when '-q', '--quiet'
+ @config.verbose = false
+ when '--verbose'
+ @config.verbose = true
+ when '--help'
+ print_usage $stdout
+ exit 0
+ when '--version'
+ puts "#{File.basename($0)} version #{Version}"
+ exit 0
+ when '--copyright'
+ puts Copyright
+ exit 0
+ else
+ setup_rb_error "unknown global option '#{arg}'"
+ end
+ end
+ nil
+ end
+
+ def valid_task?(t)
+ valid_task_re() =~ t
+ end
+
+ def valid_task_re
+ @valid_task_re ||= /\A(?:#{TASKS.map {|task,desc| task }.join('|')})\z/
+ end
+
+ def parsearg_no_options
+ unless ARGV.empty?
+ task = caller(0).first.slice(%r<`parsearg_(\w+)'>, 1)
+ setup_rb_error "#{task}: unknown options: #{ARGV.join(' ')}"
+ end
+ end
+
+ alias parsearg_show parsearg_no_options
+ alias parsearg_setup parsearg_no_options
+ alias parsearg_test parsearg_no_options
+ alias parsearg_clean parsearg_no_options
+ alias parsearg_distclean parsearg_no_options
+
+ def parsearg_config
+ evalopt = []
+ set = []
+ @config.config_opt = []
+ while i = ARGV.shift
+ if /\A--?\z/ =~ i
+ @config.config_opt = ARGV.dup
+ break
+ end
+ name, value = *@config.parse_opt(i)
+ if @config.value_config?(name)
+ @config[name] = value
+ else
+ evalopt.push [name, value]
+ end
+ set.push name
+ end
+ evalopt.each do |name, value|
+ @config.lookup(name).evaluate value, @config
+ end
+ # Check if configuration is valid
+ set.each do |n|
+ @config[n] if @config.value_config?(n)
+ end
+ end
+
+ def parsearg_install
+ @config.no_harm = false
+ @config.install_prefix = ''
+ while a = ARGV.shift
+ case a
+ when '--no-harm'
+ @config.no_harm = true
+ when /\A--prefix=/
+ path = a.split(/=/, 2)[1]
+ path = File.expand_path(path) unless path[0,1] == '/'
+ @config.install_prefix = path
+ else
+ setup_rb_error "install: unknown option #{a}"
+ end
+ end
+ end
+
+ def print_usage(out)
+ out.puts 'Typical Installation Procedure:'
+ out.puts " $ ruby #{File.basename $0} config"
+ out.puts " $ ruby #{File.basename $0} setup"
+ out.puts " # ruby #{File.basename $0} install (may require root privilege)"
+ out.puts
+ out.puts 'Detailed Usage:'
+ out.puts " ruby #{File.basename $0} <global option>"
+ out.puts " ruby #{File.basename $0} [<global options>] <task> [<task options>]"
+
+ fmt = " %-24s %s\n"
+ out.puts
+ out.puts 'Global options:'
+ out.printf fmt, '-q,--quiet', 'suppress message outputs'
+ out.printf fmt, ' --verbose', 'output messages verbosely'
+ out.printf fmt, ' --help', 'print this message'
+ out.printf fmt, ' --version', 'print version and quit'
+ out.printf fmt, ' --copyright', 'print copyright and quit'
+ out.puts
+ out.puts 'Tasks:'
+ TASKS.each do |name, desc|
+ out.printf fmt, name, desc
+ end
+
+ fmt = " %-24s %s [%s]\n"
+ out.puts
+ out.puts 'Options for CONFIG or ALL:'
+ @config.each do |item|
+ out.printf fmt, item.help_opt, item.description, item.help_default
+ end
+ out.printf fmt, '--rbconfig=path', 'rbconfig.rb to load',"running ruby's"
+ out.puts
+ out.puts 'Options for INSTALL:'
+ out.printf fmt, '--no-harm', 'only display what to do if given', 'off'
+ out.printf fmt, '--prefix=path', 'install path prefix', ''
+ out.puts
+ end
+
+ #
+ # Task Handlers
+ #
+
+ def exec_config
+ @installer.exec_config
+ @config.save # must be final
+ end
+
+ def exec_setup
+ @installer.exec_setup
+ end
+
+ def exec_install
+ @installer.exec_install
+ end
+
+ def exec_test
+ @installer.exec_test
+ end
+
+ def exec_show
+ @config.each do |i|
+ printf "%-20s %s\n", i.name, i.value if i.value?
+ end
+ end
+
+ def exec_clean
+ @installer.exec_clean
+ end
+
+ def exec_distclean
+ @installer.exec_distclean
+ end
+
+end # class ToplevelInstaller
+
+
+class ToplevelInstallerMulti < ToplevelInstaller
+
+ include FileOperations
+
+ def initialize(ardir_root, config)
+ super
+ @packages = directories_of("#{@ardir}/packages")
+ raise 'no package exists' if @packages.empty?
+ @root_installer = Installer.new(@config, @ardir, File.expand_path('.'))
+ end
+
+ def run_metaconfigs
+ @config.load_script "#{@ardir}/metaconfig", self
+ @packages.each do |name|
+ @config.load_script "#{@ardir}/packages/#{name}/metaconfig"
+ end
+ end
+
+ attr_reader :packages
+
+ def packages=(list)
+ raise 'package list is empty' if list.empty?
+ list.each do |name|
+ raise "directory packages/#{name} does not exist"\
+ unless File.dir?("#{@ardir}/packages/#{name}")
+ end
+ @packages = list
+ end
+
+ def init_installers
+ @installers = {}
+ @packages.each do |pack|
+ @installers[pack] = Installer.new(@config,
+ "#{@ardir}/packages/#{pack}",
+ "packages/#{pack}")
+ end
+ with = extract_selection(config('with'))
+ without = extract_selection(config('without'))
+ @selected = @installers.keys.select {|name|
+ (with.empty? or with.include?(name)) \
+ and not without.include?(name)
+ }
+ end
+
+ def extract_selection(list)
+ a = list.split(/,/)
+ a.each do |name|
+ setup_rb_error "no such package: #{name}" unless @installers.key?(name)
+ end
+ a
+ end
+
+ def print_usage(f)
+ super
+ f.puts 'Inluded packages:'
+ f.puts ' ' + @packages.sort.join(' ')
+ f.puts
+ end
+
+ #
+ # Task Handlers
+ #
+
+ def exec_config
+ run_hook 'pre-config'
+ each_selected_installers {|inst| inst.exec_config }
+ run_hook 'post-config'
+ @config.save # must be final
+ end
+
+ def exec_setup
+ run_hook 'pre-setup'
+ each_selected_installers {|inst| inst.exec_setup }
+ run_hook 'post-setup'
+ end
+
+ def exec_install
+ run_hook 'pre-install'
+ each_selected_installers {|inst| inst.exec_install }
+ run_hook 'post-install'
+ end
+
+ def exec_test
+ run_hook 'pre-test'
+ each_selected_installers {|inst| inst.exec_test }
+ run_hook 'post-test'
+ end
+
+ def exec_clean
+ rm_f @config.savefile
+ run_hook 'pre-clean'
+ each_selected_installers {|inst| inst.exec_clean }
+ run_hook 'post-clean'
+ end
+
+ def exec_distclean
+ rm_f @config.savefile
+ run_hook 'pre-distclean'
+ each_selected_installers {|inst| inst.exec_distclean }
+ run_hook 'post-distclean'
+ end
+
+ #
+ # lib
+ #
+
+ def each_selected_installers
+ Dir.mkdir 'packages' unless File.dir?('packages')
+ @selected.each do |pack|
+ $stderr.puts "Processing the package `#{pack}' ..." if verbose?
+ Dir.mkdir "packages/#{pack}" unless File.dir?("packages/#{pack}")
+ Dir.chdir "packages/#{pack}"
+ yield @installers[pack]
+ Dir.chdir '../..'
+ end
+ end
+
+ def run_hook(id)
+ @root_installer.run_hook id
+ end
+
+ # module FileOperations requires this
+ def verbose?
+ @config.verbose?
+ end
+
+ # module FileOperations requires this
+ def no_harm?
+ @config.no_harm?
+ end
+
+end # class ToplevelInstallerMulti
+
+
+class Installer
+
+ FILETYPES = %w( bin lib ext data conf man )
+
+ include FileOperations
+ include HookScriptAPI
+
+ def initialize(config, srcroot, objroot)
+ @config = config
+ @srcdir = File.expand_path(srcroot)
+ @objdir = File.expand_path(objroot)
+ @currdir = '.'
+ end
+
+ def inspect
+ "#<#{self.class} #{File.basename(@srcdir)}>"
+ end
+
+ def noop(rel)
+ end
+
+ #
+ # Hook Script API base methods
+ #
+
+ def srcdir_root
+ @srcdir
+ end
+
+ def objdir_root
+ @objdir
+ end
+
+ def relpath
+ @currdir
+ end
+
+ #
+ # Config Access
+ #
+
+ # module FileOperations requires this
+ def verbose?
+ @config.verbose?
+ end
+
+ # module FileOperations requires this
+ def no_harm?
+ @config.no_harm?
+ end
+
+ def verbose_off
+ begin
+ save, @config.verbose = @config.verbose?, false
+ yield
+ ensure
+ @config.verbose = save
+ end
+ end
+
+ #
+ # TASK config
+ #
+
+ def exec_config
+ exec_task_traverse 'config'
+ end
+
+ alias config_dir_bin noop
+ alias config_dir_lib noop
+
+ def config_dir_ext(rel)
+ extconf if extdir?(curr_srcdir())
+ end
+
+ alias config_dir_data noop
+ alias config_dir_conf noop
+ alias config_dir_man noop
+
+ def extconf
+ ruby "#{curr_srcdir()}/extconf.rb", *@config.config_opt
+ end
+
+ #
+ # TASK setup
+ #
+
+ def exec_setup
+ exec_task_traverse 'setup'
+ end
+
+ def setup_dir_bin(rel)
+ files_of(curr_srcdir()).each do |fname|
+ update_shebang_line "#{curr_srcdir()}/#{fname}"
+ end
+ end
+
+ alias setup_dir_lib noop
+
+ def setup_dir_ext(rel)
+ make if extdir?(curr_srcdir())
+ end
+
+ alias setup_dir_data noop
+ alias setup_dir_conf noop
+ alias setup_dir_man noop
+
+ def update_shebang_line(path)
+ return if no_harm?
+ return if config('shebang') == 'never'
+ old = Shebang.load(path)
+ if old
+ $stderr.puts "warning: #{path}: Shebang line includes too many args. It is not portable and your program may not work." if old.args.size > 1
+ new = new_shebang(old)
+ return if new.to_s == old.to_s
+ else
+ return unless config('shebang') == 'all'
+ new = Shebang.new(config('rubypath'))
+ end
+ $stderr.puts "updating shebang: #{File.basename(path)}" if verbose?
+ open_atomic_writer(path) {|output|
+ File.open(path, 'rb') {|f|
+ f.gets if old # discard
+ output.puts new.to_s
+ output.print f.read
+ }
+ }
+ end
+
+ def new_shebang(old)
+ if /\Aruby/ =~ File.basename(old.cmd)
+ Shebang.new(config('rubypath'), old.args)
+ elsif File.basename(old.cmd) == 'env' and old.args.first == 'ruby'
+ Shebang.new(config('rubypath'), old.args[1..-1])
+ else
+ return old unless config('shebang') == 'all'
+ Shebang.new(config('rubypath'))
+ end
+ end
+
+ def open_atomic_writer(path, &block)
+ tmpfile = File.basename(path) + '.tmp'
+ begin
+ File.open(tmpfile, 'wb', &block)
+ File.rename tmpfile, File.basename(path)
+ ensure
+ File.unlink tmpfile if File.exist?(tmpfile)
+ end
+ end
+
+ class Shebang
+ def Shebang.load(path)
+ line = nil
+ File.open(path) {|f|
+ line = f.gets
+ }
+ return nil unless /\A#!/ =~ line
+ parse(line)
+ end
+
+ def Shebang.parse(line)
+ cmd, *args = *line.strip.sub(/\A\#!/, '').split(' ')
+ new(cmd, args)
+ end
+
+ def initialize(cmd, args = [])
+ @cmd = cmd
+ @args = args
+ end
+
+ attr_reader :cmd
+ attr_reader :args
+
+ def to_s
+ "#! #{@cmd}" + (@args.empty? ? '' : " #{@args.join(' ')}")
+ end
+ end
+
+ #
+ # TASK install
+ #
+
+ def exec_install
+ rm_f 'InstalledFiles'
+ exec_task_traverse 'install'
+ end
+
+ def install_dir_bin(rel)
+ install_files targetfiles(), "#{config('bindir')}/#{rel}", 0755
+ end
+
+ def install_dir_lib(rel)
+ install_files libfiles(), "#{config('rbdir')}/#{rel}", 0644
+ end
+
+ def install_dir_ext(rel)
+ return unless extdir?(curr_srcdir())
+ install_files rubyextentions('.'),
+ "#{config('sodir')}/#{File.dirname(rel)}",
+ 0555
+ end
+
+ def install_dir_data(rel)
+ install_files targetfiles(), "#{config('datadir')}/#{rel}", 0644
+ end
+
+ def install_dir_conf(rel)
+ # FIXME: should not remove current config files
+ # (rename previous file to .old/.org)
+ install_files targetfiles(), "#{config('sysconfdir')}/#{rel}", 0644
+ end
+
+ def install_dir_man(rel)
+ install_files targetfiles(), "#{config('mandir')}/#{rel}", 0644
+ end
+
+ def install_files(list, dest, mode)
+ mkdir_p dest, @config.install_prefix
+ list.each do |fname|
+ install fname, dest, mode, @config.install_prefix
+ end
+ end
+
+ def libfiles
+ glob_reject(%w(*.y *.output), targetfiles())
+ end
+
+ def rubyextentions(dir)
+ ents = glob_select("*.#{@config.dllext}", targetfiles())
+ if ents.empty?
+ setup_rb_error "no ruby extention exists: 'ruby #{$0} setup' first"
+ end
+ ents
+ end
+
+ def targetfiles
+ mapdir(existfiles() - hookfiles())
+ end
+
+ def mapdir(ents)
+ ents.map {|ent|
+ if File.exist?(ent)
+ then ent # objdir
+ else "#{curr_srcdir()}/#{ent}" # srcdir
+ end
+ }
+ end
+
+ # picked up many entries from cvs-1.11.1/src/ignore.c
+ JUNK_FILES = %w(
+ core RCSLOG tags TAGS .make.state
+ .nse_depinfo #* .#* cvslog.* ,* .del-* *.olb
+ *~ *.old *.bak *.BAK *.orig *.rej _$* *$
+
+ *.org *.in .*
+ )
+
+ def existfiles
+ glob_reject(JUNK_FILES, (files_of(curr_srcdir()) | files_of('.')))
+ end
+
+ def hookfiles
+ %w( pre-%s post-%s pre-%s.rb post-%s.rb ).map {|fmt|
+ %w( config setup install clean ).map {|t| sprintf(fmt, t) }
+ }.flatten
+ end
+
+ def glob_select(pat, ents)
+ re = globs2re([pat])
+ ents.select {|ent| re =~ ent }
+ end
+
+ def glob_reject(pats, ents)
+ re = globs2re(pats)
+ ents.reject {|ent| re =~ ent }
+ end
+
+ GLOB2REGEX = {
+ '.' => '\.',
+ '$' => '\$',
+ '#' => '\#',
+ '*' => '.*'
+ }
+
+ def globs2re(pats)
+ /\A(?:#{
+ pats.map {|pat| pat.gsub(/[\.\$\#\*]/) {|ch| GLOB2REGEX[ch] } }.join('|')
+ })\z/
+ end
+
+ #
+ # TASK test
+ #
+
+ TESTDIR = 'test'
+
+ def exec_test
+ unless File.directory?('test')
+ $stderr.puts 'no test in this package' if verbose?
+ return
+ end
+ $stderr.puts 'Running tests...' if verbose?
+ begin
+ require 'test/unit'
+ rescue LoadError
+ setup_rb_error 'test/unit cannot loaded. You need Ruby 1.8 or later to invoke this task.'
+ end
+ runner = Test::Unit::AutoRunner.new(true)
+ runner.to_run << TESTDIR
+ runner.run
+ end
+
+ #
+ # TASK clean
+ #
+
+ def exec_clean
+ exec_task_traverse 'clean'
+ rm_f @config.savefile
+ rm_f 'InstalledFiles'
+ end
+
+ alias clean_dir_bin noop
+ alias clean_dir_lib noop
+ alias clean_dir_data noop
+ alias clean_dir_conf noop
+ alias clean_dir_man noop
+
+ def clean_dir_ext(rel)
+ return unless extdir?(curr_srcdir())
+ make 'clean' if File.file?('Makefile')
+ end
+
+ #
+ # TASK distclean
+ #
+
+ def exec_distclean
+ exec_task_traverse 'distclean'
+ rm_f @config.savefile
+ rm_f 'InstalledFiles'
+ end
+
+ alias distclean_dir_bin noop
+ alias distclean_dir_lib noop
+
+ def distclean_dir_ext(rel)
+ return unless extdir?(curr_srcdir())
+ make 'distclean' if File.file?('Makefile')
+ end
+
+ alias distclean_dir_data noop
+ alias distclean_dir_conf noop
+ alias distclean_dir_man noop
+
+ #
+ # Traversing
+ #
+
+ def exec_task_traverse(task)
+ run_hook "pre-#{task}"
+ FILETYPES.each do |type|
+ if type == 'ext' and config('without-ext') == 'yes'
+ $stderr.puts 'skipping ext/* by user option' if verbose?
+ next
+ end
+ traverse task, type, "#{task}_dir_#{type}"
+ end
+ run_hook "post-#{task}"
+ end
+
+ def traverse(task, rel, mid)
+ dive_into(rel) {
+ run_hook "pre-#{task}"
+ __send__ mid, rel.sub(%r[\A.*?(?:/|\z)], '')
+ directories_of(curr_srcdir()).each do |d|
+ traverse task, "#{rel}/#{d}", mid
+ end
+ run_hook "post-#{task}"
+ }
+ end
+
+ def dive_into(rel)
+ return unless File.dir?("#{@srcdir}/#{rel}")
+
+ dir = File.basename(rel)
+ Dir.mkdir dir unless File.dir?(dir)
+ prevdir = Dir.pwd
+ Dir.chdir dir
+ $stderr.puts '---> ' + rel if verbose?
+ @currdir = rel
+ yield
+ Dir.chdir prevdir
+ $stderr.puts '<--- ' + rel if verbose?
+ @currdir = File.dirname(rel)
+ end
+
+ def run_hook(id)
+ path = [ "#{curr_srcdir()}/#{id}",
+ "#{curr_srcdir()}/#{id}.rb" ].detect {|cand| File.file?(cand) }
+ return unless path
+ begin
+ instance_eval File.read(path), path, 1
+ rescue
+ raise if $DEBUG
+ setup_rb_error "hook #{path} failed:\n" + $!.message
+ end
+ end
+
+end # class Installer
+
+
+class SetupError < StandardError; end
+
+def setup_rb_error(msg)
+ raise SetupError, msg
+end
+
+if $0 == __FILE__
+ begin
+ ToplevelInstaller.invoke
+ rescue SetupError
+ raise if $DEBUG
+ $stderr.puts $!.message
+ $stderr.puts "Try 'ruby #{$0} --help' for detailed usage."
+ exit 1
+ end
+end
diff --git a/vendor/gems/rubytree-0.5.2/test/test_binarytree.rb b/vendor/gems/rubytree-0.5.2/test/test_binarytree.rb
new file mode 100644
index 000000000..8d8664565
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/test/test_binarytree.rb
@@ -0,0 +1,204 @@
+#!/usr/bin/env ruby
+
+# test_binarytree.rb
+#
+# $Revision: 1.5 $ by $Author: anupamsg $
+# $Name: $
+#
+# Copyright (c) 2006, 2007 Anupam Sengupta
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright notice, this
+# list of conditions and the following disclaimer in the documentation and/or
+# other materials provided with the distribution.
+#
+# - Neither the name of the organization nor the names of its contributors may
+# be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+require 'test/unit'
+require 'tree/binarytree'
+
+module TestTree
+ # Test class for the Tree node.
+ class TestBinaryTreeNode < Test::Unit::TestCase
+
+ def setup
+ @root = Tree::BinaryTreeNode.new("ROOT", "Root Node")
+
+ @left_child1 = Tree::BinaryTreeNode.new("A Child at Left", "Child Node @ left")
+ @right_child1 = Tree::BinaryTreeNode.new("B Child at Right", "Child Node @ right")
+
+ end
+
+ def teardown
+ @root.remove!(@left_child1)
+ @root.remove!(@right_child1)
+ @root = nil
+ end
+
+ def test_initialize
+ assert_not_nil(@root, "Binary tree's Root should have been created")
+ end
+
+ def test_add
+ @root.add @left_child1
+ assert_same(@left_child1, @root.leftChild, "The left node should be left_child1")
+ assert_same(@left_child1, @root.firstChild, "The first node should be left_child1")
+
+ @root.add @right_child1
+ assert_same(@right_child1, @root.rightChild, "The right node should be right_child1")
+ assert_same(@right_child1, @root.lastChild, "The first node should be right_child1")
+
+ assert_raise RuntimeError do
+ @root.add Tree::BinaryTreeNode.new("The third child!")
+ end
+
+ assert_raise RuntimeError do
+ @root << Tree::BinaryTreeNode.new("The third child!")
+ end
+ end
+
+ def test_leftChild
+ @root << @left_child1
+ @root << @right_child1
+ assert_same(@left_child1, @root.leftChild, "The left child should be 'left_child1")
+ assert_not_same(@right_child1, @root.leftChild, "The right_child1 is not the left child")
+ end
+
+ def test_rightChild
+ @root << @left_child1
+ @root << @right_child1
+ assert_same(@right_child1, @root.rightChild, "The right child should be 'right_child1")
+ assert_not_same(@left_child1, @root.rightChild, "The left_child1 is not the left child")
+ end
+
+ def test_leftChild_equals
+ @root << @left_child1
+ @root << @right_child1
+ assert_same(@left_child1, @root.leftChild, "The left child should be 'left_child1")
+
+ @root.leftChild = Tree::BinaryTreeNode.new("New Left Child")
+ assert_equal("New Left Child", @root.leftChild.name, "The left child should now be the new child")
+ assert_equal("B Child at Right", @root.lastChild.name, "The last child should now be the right child")
+
+ # Now set the left child as nil, and retest
+ @root.leftChild = nil
+ assert_nil(@root.leftChild, "The left child should now be nil")
+ assert_nil(@root.firstChild, "The first child is now nil")
+ assert_equal("B Child at Right", @root.lastChild.name, "The last child should now be the right child")
+ end
+
+ def test_rightChild_equals
+ @root << @left_child1
+ @root << @right_child1
+ assert_same(@right_child1, @root.rightChild, "The right child should be 'right_child1")
+
+ @root.rightChild = Tree::BinaryTreeNode.new("New Right Child")
+ assert_equal("New Right Child", @root.rightChild.name, "The right child should now be the new child")
+ assert_equal("A Child at Left", @root.firstChild.name, "The first child should now be the left child")
+ assert_equal("New Right Child", @root.lastChild.name, "The last child should now be the right child")
+
+ # Now set the right child as nil, and retest
+ @root.rightChild = nil
+ assert_nil(@root.rightChild, "The right child should now be nil")
+ assert_equal("A Child at Left", @root.firstChild.name, "The first child should now be the left child")
+ assert_nil(@root.lastChild, "The first child is now nil")
+ end
+
+ def test_isLeftChild_eh
+ @root << @left_child1
+ @root << @right_child1
+
+ assert(@left_child1.isLeftChild?, "left_child1 should be the left child")
+ assert(!@right_child1.isLeftChild?, "left_child1 should be the left child")
+
+ # Now set the right child as nil, and retest
+ @root.rightChild = nil
+ assert(@left_child1.isLeftChild?, "left_child1 should be the left child")
+
+ assert(!@root.isLeftChild?, "Root is neither left child nor right")
+ end
+
+ def test_isRightChild_eh
+ @root << @left_child1
+ @root << @right_child1
+
+ assert(@right_child1.isRightChild?, "right_child1 should be the right child")
+ assert(!@left_child1.isRightChild?, "right_child1 should be the right child")
+
+ # Now set the left child as nil, and retest
+ @root.leftChild = nil
+ assert(@right_child1.isRightChild?, "right_child1 should be the right child")
+ assert(!@root.isRightChild?, "Root is neither left child nor right")
+ end
+
+ def test_swap_children
+ @root << @left_child1
+ @root << @right_child1
+
+ assert(@right_child1.isRightChild?, "right_child1 should be the right child")
+ assert(!@left_child1.isRightChild?, "right_child1 should be the right child")
+
+ @root.swap_children
+
+ assert(@right_child1.isLeftChild?, "right_child1 should now be the left child")
+ assert(@left_child1.isRightChild?, "left_child1 should now be the right child")
+ assert_equal(@right_child1, @root.firstChild, "right_child1 should now be the first child")
+ assert_equal(@left_child1, @root.lastChild, "left_child1 should now be the last child")
+ assert_equal(@right_child1, @root[0], "right_child1 should now be the first child")
+ assert_equal(@left_child1, @root[1], "left_child1 should now be the last child")
+ end
+ end
+end
+
+# $Log: test_binarytree.rb,v $
+# Revision 1.5 2007/12/22 00:28:59 anupamsg
+# Added more test cases, and enabled ZenTest compatibility.
+#
+# Revision 1.4 2007/12/18 23:11:29 anupamsg
+# Minor documentation changes in the binarytree class.
+#
+# Revision 1.3 2007/10/02 03:07:30 anupamsg
+# * Rakefile: Added an optional task for rcov code coverage.
+#
+# * test/test_binarytree.rb: Removed the unnecessary dependency on "Person" class.
+#
+# * test/test_tree.rb: Removed dependency on the redundant "Person" class.
+#
+# Revision 1.2 2007/08/30 22:06:13 anupamsg
+# Added a new swap_children method for the Binary Tree class.
+# Also made minor documentation updates and test additions.
+#
+# Revision 1.1 2007/07/21 04:52:37 anupamsg
+# Renamed the test files.
+#
+# Revision 1.4 2007/07/19 02:03:57 anupamsg
+# Minor syntax correction.
+#
+# Revision 1.3 2007/07/19 02:02:12 anupamsg
+# Removed useless files (including rdoc, which should be generated for each release.
+#
+# Revision 1.2 2007/07/18 20:15:06 anupamsg
+# Added two predicate methods in BinaryTreeNode to determine whether a node
+# is a left or a right node.
+#
diff --git a/vendor/gems/rubytree-0.5.2/test/test_tree.rb b/vendor/gems/rubytree-0.5.2/test/test_tree.rb
new file mode 100644
index 000000000..d1aa12116
--- /dev/null
+++ b/vendor/gems/rubytree-0.5.2/test/test_tree.rb
@@ -0,0 +1,718 @@
+#!/usr/bin/env ruby
+
+# testtree.rb
+#
+# $Revision: 1.6 $ by $Author: anupamsg $
+# $Name: $
+#
+# Copyright (c) 2006, 2007 Anupam Sengupta
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without modification,
+# are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice, this
+# list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright notice, this
+# list of conditions and the following disclaimer in the documentation and/or
+# other materials provided with the distribution.
+#
+# - Neither the name of the organization nor the names of its contributors may
+# be used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+require 'test/unit'
+require 'tree'
+
+module TestTree
+ # Test class for the Tree node.
+ class TestTreeNode < Test::Unit::TestCase
+
+ Person = Struct::new(:First, :last)
+
+ def setup
+ @root = Tree::TreeNode.new("ROOT", "Root Node")
+
+ @child1 = Tree::TreeNode.new("Child1", "Child Node 1")
+ @child2 = Tree::TreeNode.new("Child2", "Child Node 2")
+ @child3 = Tree::TreeNode.new("Child3", "Child Node 3")
+ @child4 = Tree::TreeNode.new("Child31", "Grand Child 1")
+
+ end
+
+ # Create this structure for the tests
+ #
+ # +----------+
+ # | ROOT |
+ # +-+--------+
+ # |
+ # | +---------------+
+ # +----+ CHILD1 |
+ # | +---------------+
+ # |
+ # | +---------------+
+ # +----+ CHILD2 |
+ # | +---------------+
+ # |
+ # | +---------------+ +------------------+
+ # +----+ CHILD3 +---+ CHILD4 |
+ # +---------------+ +------------------+
+ #
+ def loadChildren
+ @root << @child1
+ @root << @child2
+ @root << @child3 << @child4
+ end
+
+ def teardown
+ @root = nil
+ end
+
+ def test_root_setup
+ assert_not_nil(@root, "Root cannot be nil")
+ assert_nil(@root.parent, "Parent of root node should be nil")
+ assert_not_nil(@root.name, "Name should not be nil")
+ assert_equal("ROOT", @root.name, "Name should be 'ROOT'")
+ assert_equal("Root Node", @root.content, "Content should be 'Root Node'")
+ assert(@root.isRoot?, "Should identify as root")
+ assert(!@root.hasChildren?, "Cannot have any children")
+ assert(@root.hasContent?, "This root should have content")
+ assert_equal(1, @root.size, "Number of nodes should be one")
+ assert_nil(@root.siblings, "Root cannot have any children")
+
+ assert_raise(RuntimeError) { Tree::TreeNode.new(nil) }
+ end
+
+ def test_root
+ loadChildren
+
+ assert_same(@root, @root.root, "Root's root is self")
+ assert_same(@root, @child1.root, "Root should be ROOT")
+ assert_same(@root, @child4.root, "Root should be ROOT")
+ end
+
+ def test_hasContent_eh
+ aNode = Tree::TreeNode.new("A Node")
+ assert_nil(aNode.content, "The node should not have content")
+ assert(!aNode.hasContent?, "The node should not have content")
+
+ aNode.content = "Something"
+ assert_not_nil(aNode.content, "The node should now have content")
+ assert(aNode.hasContent?, "The node should now have content")
+ end
+
+ def test_length
+ loadChildren
+ assert_equal(@root.size, @root.length, "Length and size methods should return the same result")
+ end
+
+ def test_spaceship # Test the <=> operator.
+ firstNode = Tree::TreeNode.new(1)
+ secondNode = Tree::TreeNode.new(2)
+
+ assert_equal(firstNode <=> nil, +1)
+ assert_equal(firstNode <=> secondNode, -1)
+
+ secondNode = Tree::TreeNode.new(1)
+ assert_equal(firstNode <=> secondNode, 0)
+
+ firstNode = Tree::TreeNode.new("ABC")
+ secondNode = Tree::TreeNode.new("XYZ")
+
+ assert_equal(firstNode <=> nil, +1)
+ assert_equal(firstNode <=> secondNode, -1)
+
+ secondNode = Tree::TreeNode.new("ABC")
+ assert_equal(firstNode <=> secondNode, 0)
+ end
+
+ def test_to_s
+ aNode = Tree::TreeNode.new("A Node", "Some Content")
+
+ expectedString = "Node Name: A Node Content: Some Content Parent: <None> Children: 0 Total Nodes: 1"
+
+ assert_equal(expectedString, aNode.to_s, "The string representation should be same")
+ end
+
+ def test_firstSibling
+ loadChildren
+
+ assert_same(@root, @root.firstSibling, "Root's first sibling is itself")
+ assert_same(@child1, @child1.firstSibling, "Child1's first sibling is itself")
+ assert_same(@child1, @child2.firstSibling, "Child2's first sibling should be child1")
+ assert_same(@child1, @child3.firstSibling, "Child3's first sibling should be child1")
+ assert_not_same(@child1, @child4.firstSibling, "Child4's first sibling is itself")
+ end
+
+ def test_isFirstSibling_eh
+ loadChildren
+
+ assert(@root.isFirstSibling?, "Root's first sibling is itself")
+ assert( @child1.isFirstSibling?, "Child1's first sibling is itself")
+ assert(!@child2.isFirstSibling?, "Child2 is not the first sibling")
+ assert(!@child3.isFirstSibling?, "Child3 is not the first sibling")
+ assert( @child4.isFirstSibling?, "Child4's first sibling is itself")
+ end
+
+ def test_isLastSibling_eh
+ loadChildren
+
+ assert(@root.isLastSibling?, "Root's last sibling is itself")
+ assert(!@child1.isLastSibling?, "Child1 is not the last sibling")
+ assert(!@child2.isLastSibling?, "Child2 is not the last sibling")
+ assert( @child3.isLastSibling?, "Child3's last sibling is itself")
+ assert( @child4.isLastSibling?, "Child4's last sibling is itself")
+ end
+
+ def test_lastSibling
+ loadChildren
+
+ assert_same(@root, @root.lastSibling, "Root's last sibling is itself")
+ assert_same(@child3, @child1.lastSibling, "Child1's last sibling should be child3")
+ assert_same(@child3, @child2.lastSibling, "Child2's last sibling should be child3")
+ assert_same(@child3, @child3.lastSibling, "Child3's last sibling should be itself")
+ assert_not_same(@child3, @child4.lastSibling, "Child4's last sibling is itself")
+ end
+
+ def test_siblings
+ loadChildren
+
+ siblings = []
+ @child1.siblings { |sibling| siblings << sibling}
+ assert_equal(2, siblings.length, "Should have two siblings")
+ assert(siblings.include?(@child2), "Should have 2nd child as sibling")
+ assert(siblings.include?(@child3), "Should have 3rd child as sibling")
+
+ siblings.clear
+ siblings = @child1.siblings
+ assert_equal(2, siblings.length, "Should have two siblings")
+
+ siblings.clear
+ @child4.siblings {|sibling| siblings << sibling}
+ assert(siblings.empty?, "Should not have any children")
+
+ end
+
+ def test_isOnlyChild_eh
+ loadChildren
+
+ assert(!@child1.isOnlyChild?, "Child1 is not the only child")
+ assert(!@child2.isOnlyChild?, "Child2 is not the only child")
+ assert(!@child3.isOnlyChild?, "Child3 is not the only child")
+ assert( @child4.isOnlyChild?, "Child4 is not the only child")
+ end
+
+ def test_nextSibling
+ loadChildren
+
+ assert_equal(@child2, @child1.nextSibling, "Child1's next sibling is Child2")
+ assert_equal(@child3, @child2.nextSibling, "Child2's next sibling is Child3")
+ assert_nil(@child3.nextSibling, "Child3 does not have a next sibling")
+ assert_nil(@child4.nextSibling, "Child4 does not have a next sibling")
+ end
+
+ def test_previousSibling
+ loadChildren
+
+ assert_nil(@child1.previousSibling, "Child1 does not have previous sibling")
+ assert_equal(@child1, @child2.previousSibling, "Child2's previous sibling is Child1")
+ assert_equal(@child2, @child3.previousSibling, "Child3's previous sibling is Child2")
+ assert_nil(@child4.previousSibling, "Child4 does not have a previous sibling")
+ end
+
+ def test_add
+ assert(!@root.hasChildren?, "Should not have any children")
+
+ @root.add(@child1)
+
+ @root << @child2
+
+ assert(@root.hasChildren?, "Should have children")
+ assert_equal(3, @root.size, "Should have three nodes")
+
+ @root << @child3 << @child4
+
+ assert_equal(5, @root.size, "Should have five nodes")
+ assert_equal(2, @child3.size, "Should have two nodes")
+
+ assert_raise(RuntimeError) { @root.add(Tree::TreeNode.new(@child1.name)) }
+
+ end
+
+ def test_remove_bang
+ @root << @child1
+ @root << @child2
+
+ assert(@root.hasChildren?, "Should have children")
+ assert_equal(3, @root.size, "Should have three nodes")
+
+ @root.remove!(@child1)
+ assert_equal(2, @root.size, "Should have two nodes")
+ @root.remove!(@child2)
+
+ assert(!@root.hasChildren?, "Should have no children")
+ assert_equal(1, @root.size, "Should have one node")
+
+ @root << @child1
+ @root << @child2
+
+ assert(@root.hasChildren?, "Should have children")
+ assert_equal(3, @root.size, "Should have three nodes")
+
+ @root.removeAll!
+
+ assert(!@root.hasChildren?, "Should have no children")
+ assert_equal(1, @root.size, "Should have one node")
+
+ end
+
+ def test_removeAll_bang
+ loadChildren
+ assert(@root.hasChildren?, "Should have children")
+ @root.removeAll!
+
+ assert(!@root.hasChildren?, "Should have no children")
+ assert_equal(1, @root.size, "Should have one node")
+ end
+
+ def test_removeFromParent_bang
+ loadChildren
+ assert(@root.hasChildren?, "Should have children")
+ assert(!@root.isLeaf?, "Root is not a leaf here")
+
+ child1 = @root[0]
+ assert_not_nil(child1, "Child 1 should exist")
+ assert_same(@root, child1.root, "Child 1's root should be ROOT")
+ assert(@root.include?(child1), "root should have child1")
+ child1.removeFromParent!
+ assert_same(child1, child1.root, "Child 1's root should be self")
+ assert(!@root.include?(child1), "root should not have child1")
+
+ child1.removeFromParent!
+ assert_same(child1, child1.root, "Child 1's root should still be self")
+ end
+
+ def test_children
+ loadChildren
+
+ assert(@root.hasChildren?, "Should have children")
+ assert_equal(5, @root.size, "Should have four nodes")
+ assert(@child3.hasChildren?, "Should have children")
+ assert(!@child3.isLeaf?, "Should not be a leaf")
+
+ children = []
+ for child in @root.children
+ children << child
+ end
+
+ assert_equal(3, children.length, "Should have three direct children")
+ assert(!children.include?(@root), "Should not have root")
+ assert(children.include?(@child1), "Should have child 1")
+ assert(children.include?(@child2), "Should have child 2")
+ assert(children.include?(@child3), "Should have child 3")
+ assert(!children.include?(@child4), "Should not have child 4")
+
+ children.clear
+ children = @root.children
+ assert_equal(3, children.length, "Should have three children")
+
+ end
+
+ def test_firstChild
+ loadChildren
+
+ assert_equal(@child1, @root.firstChild, "Root's first child is Child1")
+ assert_nil(@child1.firstChild, "Child1 does not have any children")
+ assert_equal(@child4, @child3.firstChild, "Child3's first child is Child4")
+
+ end
+
+ def test_lastChild
+ loadChildren
+
+ assert_equal(@child3, @root.lastChild, "Root's last child is Child3")
+ assert_nil(@child1.lastChild, "Child1 does not have any children")
+ assert_equal(@child4, @child3.lastChild, "Child3's last child is Child4")
+
+ end
+
+ def test_find
+ loadChildren
+ foundNode = @root.find { |node| node == @child2}
+ assert_same(@child2, foundNode, "The node should be Child 2")
+
+ foundNode = @root.find { |node| node == @child4}
+ assert_same(@child4, foundNode, "The node should be Child 4")
+
+ foundNode = @root.find { |node| node.name == "Child31" }
+ assert_same(@child4, foundNode, "The node should be Child 4")
+ foundNode = @root.find { |node| node.name == "NOT PRESENT" }
+ assert_nil(foundNode, "The node should not be found")
+ end
+
+ def test_parentage
+ loadChildren
+
+ assert_nil(@root.parentage, "Root does not have any parentage")
+ assert_equal([@root], @child1.parentage, "Child1 has Root as its parent")
+ assert_equal([@child3, @root], @child4.parentage, "Child4 has Child3 and Root as ancestors")
+ end
+
+ def test_each
+ loadChildren
+ assert(@root.hasChildren?, "Should have children")
+ assert_equal(5, @root.size, "Should have five nodes")
+ assert(@child3.hasChildren?, "Should have children")
+
+ nodes = []
+ @root.each { |node| nodes << node }
+
+ assert_equal(5, nodes.length, "Should have FIVE NODES")
+ assert(nodes.include?(@root), "Should have root")
+ assert(nodes.include?(@child1), "Should have child 1")
+ assert(nodes.include?(@child2), "Should have child 2")
+ assert(nodes.include?(@child3), "Should have child 3")
+ assert(nodes.include?(@child4), "Should have child 4")
+ end
+
+ def test_each_leaf
+ loadChildren
+
+ nodes = []
+ @root.each_leaf { |node| nodes << node }
+
+ assert_equal(3, nodes.length, "Should have THREE LEAF NODES")
+ assert(!nodes.include?(@root), "Should not have root")
+ assert(nodes.include?(@child1), "Should have child 1")
+ assert(nodes.include?(@child2), "Should have child 2")
+ assert(!nodes.include?(@child3), "Should not have child 3")
+ assert(nodes.include?(@child4), "Should have child 4")
+ end
+
+ def test_parent
+ loadChildren
+ assert_nil(@root.parent, "Root's parent should be nil")
+ assert_equal(@root, @child1.parent, "Parent should be root")
+ assert_equal(@root, @child3.parent, "Parent should be root")
+ assert_equal(@child3, @child4.parent, "Parent should be child3")
+ assert_equal(@root, @child4.parent.parent, "Parent should be root")
+ end
+
+ def test_indexed_access
+ loadChildren
+ assert_equal(@child1, @root[0], "Should be the first child")
+ assert_equal(@child4, @root[2][0], "Should be the grandchild")
+ assert_nil(@root["TEST"], "Should be nil")
+ assert_raise(RuntimeError) { @root[nil] }
+ end
+
+ def test_printTree
+ loadChildren
+ #puts
+ #@root.printTree
+ end
+
+ # Tests the binary dumping mechanism with an Object content node
+ def test_marshal_dump
+ # Setup Test Data
+ test_root = Tree::TreeNode.new("ROOT", "Root Node")
+ test_content = {"KEY1" => "Value1", "KEY2" => "Value2" }
+ test_child = Tree::TreeNode.new("Child", test_content)
+ test_content2 = ["AValue1", "AValue2", "AValue3"]
+ test_grand_child = Tree::TreeNode.new("Grand Child 1", test_content2)
+ test_root << test_child << test_grand_child
+
+ # Perform the test operation
+ data = Marshal.dump(test_root) # Marshal
+ new_root = Marshal.load(data) # And unmarshal
+
+ # Test the root node
+ assert_equal(test_root.name, new_root.name, "Must identify as ROOT")
+ assert_equal(test_root.content, new_root.content, "Must have root's content")
+ assert(new_root.isRoot?, "Must be the ROOT node")
+ assert(new_root.hasChildren?, "Must have a child node")
+
+ # Test the child node
+ new_child = new_root[test_child.name]
+ assert_equal(test_child.name, new_child.name, "Must have child 1")
+ assert(new_child.hasContent?, "Child must have content")
+ assert(new_child.isOnlyChild?, "Child must be the only child")
+
+ new_child_content = new_child.content
+ assert_equal(Hash, new_child_content.class, "Class of child's content should be a hash")
+ assert_equal(test_child.content.size, new_child_content.size, "The content should have same size")
+
+ # Test the grand-child node
+ new_grand_child = new_child[test_grand_child.name]
+ assert_equal(test_grand_child.name, new_grand_child.name, "Must have grand child")
+ assert(new_grand_child.hasContent?, "Grand-child must have content")
+ assert(new_grand_child.isOnlyChild?, "Grand-child must be the only child")
+
+ new_grand_child_content = new_grand_child.content
+ assert_equal(Array, new_grand_child_content.class, "Class of grand-child's content should be an Array")
+ assert_equal(test_grand_child.content.size, new_grand_child_content.size, "The content should have same size")
+ end
+
+ # marshal_load and marshal_dump are symmetric methods
+ # This alias is for satisfying ZenTest
+ alias test_marshal_load test_marshal_dump
+
+ # Test the collect method from the mixed-in Enumerable functionality.
+ def test_collect
+ loadChildren
+ collectArray = @root.collect do |node|
+ node.content = "abc"
+ node
+ end
+ collectArray.each {|node| assert_equal("abc", node.content, "Should be 'abc'")}
+ end
+
+ # Test freezing the tree
+ def test_freezeTree_bang
+ loadChildren
+ @root.content = "ABC"
+ assert_equal("ABC", @root.content, "Content should be 'ABC'")
+ @root.freezeTree!
+ assert_raise(TypeError) {@root.content = "123"}
+ assert_raise(TypeError) {@root[0].content = "123"}
+ end
+
+ # Test whether the content is accesible
+ def test_content
+ pers = Person::new("John", "Doe")
+ @root.content = pers
+ assert_same(pers, @root.content, "Content should be the same")
+ end
+
+ # Test the depth computation algorithm
+ def test_depth
+ assert_equal(1, @root.depth, "A single node's depth is 1")
+
+ @root << @child1
+ assert_equal(2, @root.depth, "This should be of depth 2")
+
+ @root << @child2
+ assert_equal(2, @root.depth, "This should be of depth 2")
+
+ @child2 << @child3
+ assert_equal(3, @root.depth, "This should be of depth 3")
+ assert_equal(2, @child2.depth, "This should be of depth 2")
+
+ @child3 << @child4
+ assert_equal(4, @root.depth, "This should be of depth 4")
+ end
+
+ # Test the breadth computation algorithm
+ def test_breadth
+ assert_equal(1, @root.breadth, "A single node's breadth is 1")
+
+ @root << @child1
+ assert_equal(1, @root.breadth, "This should be of breadth 1")
+
+ @root << @child2
+ assert_equal(2, @child1.breadth, "This should be of breadth 2")
+ assert_equal(2, @child2.breadth, "This should be of breadth 2")
+
+ @root << @child3
+ assert_equal(3, @child1.breadth, "This should be of breadth 3")
+ assert_equal(3, @child2.breadth, "This should be of breadth 3")
+
+ @child3 << @child4
+ assert_equal(1, @child4.breadth, "This should be of breadth 1")
+ end
+
+ # Test the breadth for each
+ def test_breadth_each
+ j = Tree::TreeNode.new("j")
+ f = Tree::TreeNode.new("f")
+ k = Tree::TreeNode.new("k")
+ a = Tree::TreeNode.new("a")
+ d = Tree::TreeNode.new("d")
+ h = Tree::TreeNode.new("h")
+ z = Tree::TreeNode.new("z")
+
+ # The expected order of response
+ expected_array = [j,
+ f, k,
+ a, h, z,
+ d]
+
+ # Create the following Tree
+ # j <-- level 0 (Root)
+ # / \
+ # f k <-- level 1
+ # / \ \
+ # a h z <-- level 2
+ # \
+ # d <-- level 3
+ j << f << a << d
+ f << h
+ j << k << z
+
+ # Create the response
+ result_array = Array.new
+ j.breadth_each { |node| result_array << node.detached_copy }
+
+ expected_array.each_index do |i|
+ assert_equal(expected_array[i].name, result_array[i].name) # Match only the names.
+ end
+ end
+
+
+ def test_preordered_each
+ j = Tree::TreeNode.new("j")
+ f = Tree::TreeNode.new("f")
+ k = Tree::TreeNode.new("k")
+ a = Tree::TreeNode.new("a")
+ d = Tree::TreeNode.new("d")
+ h = Tree::TreeNode.new("h")
+ z = Tree::TreeNode.new("z")
+
+ # The expected order of response
+ expected_array = [j, f, a, d, h, k, z]
+
+ # Create the following Tree
+ # j <-- level 0 (Root)
+ # / \
+ # f k <-- level 1
+ # / \ \
+ # a h z <-- level 2
+ # \
+ # d <-- level 3
+ j << f << a << d
+ f << h
+ j << k << z
+
+ result_array = []
+ j.preordered_each { |node| result_array << node.detached_copy}
+
+ expected_array.each_index do |i|
+ # Match only the names.
+ assert_equal(expected_array[i].name, result_array[i].name)
+ end
+ end
+
+ def test_detached_copy
+ loadChildren
+
+ assert(@root.hasChildren?, "The root should have children")
+ copy_of_root = @root.detached_copy
+ assert(!copy_of_root.hasChildren?, "The copy should not have children")
+ assert_equal(@root.name, copy_of_root.name, "The names should be equal")
+
+ # Try the same test with a child node
+ assert(!@child3.isRoot?, "Child 3 is not a root")
+ assert(@child3.hasChildren?, "Child 3 has children")
+ copy_of_child3 = @child3.detached_copy
+ assert(copy_of_child3.isRoot?, "Child 3's copy is a root")
+ assert(!copy_of_child3.hasChildren?, "Child 3's copy does not have children")
+ end
+
+ def test_hasChildren_eh
+ loadChildren
+ assert(@root.hasChildren?, "The Root node MUST have children")
+ end
+
+ def test_isLeaf_eh
+ loadChildren
+ assert(!@child3.isLeaf?, "Child 3 is not a leaf node")
+ assert(@child4.isLeaf?, "Child 4 is a leaf node")
+ end
+
+ def test_isRoot_eh
+ loadChildren
+ assert(@root.isRoot?, "The ROOT node must respond as the root node")
+ end
+
+ def test_content_equals
+ @root.content = nil
+ assert_nil(@root.content, "Root's content should be nil")
+ @root.content = "ABCD"
+ assert_equal("ABCD", @root.content, "Root's content should now be 'ABCD'")
+ end
+
+ def test_size
+ assert_equal(1, @root.size, "Root's size should be 1")
+ loadChildren
+ assert_equal(5, @root.size, "Root's size should be 5")
+ assert_equal(2, @child3.size, "Child 3's size should be 2")
+ end
+
+ def test_lt2 # Test the << method
+ @root << @child1
+ @root << @child2
+ @root << @child3 << @child4
+ assert_not_nil(@root['Child1'], "Child 1 should have been added to Root")
+ assert_not_nil(@root['Child2'], "Child 2 should have been added to Root")
+ assert_not_nil(@root['Child3'], "Child 3 should have been added to Root")
+ assert_not_nil(@child3['Child31'], "Child 31 should have been added to Child3")
+ end
+
+ def test_index # Test the [] method
+ assert_raise(RuntimeError) {@root[nil]}
+
+ @root << @child1
+ @root << @child2
+ assert_equal(@child1.name, @root['Child1'].name, "Child 1 should be returned")
+ assert_equal(@child1.name, @root[0].name, "Child 1 should be returned")
+ assert_equal(@child2.name, @root['Child2'].name, "Child 2 should be returned")
+ assert_equal(@child2.name, @root[1].name, "Child 2 should be returned")
+
+ assert_nil(@root['Some Random Name'], "Should return nil")
+ assert_nil(@root[99], "Should return nil")
+ end
+ end
+end
+
+__END__
+
+# $Log: test_tree.rb,v $
+# Revision 1.6 2007/12/22 00:28:59 anupamsg
+# Added more test cases, and enabled ZenTest compatibility.
+#
+# Revision 1.5 2007/12/19 02:24:18 anupamsg
+# Updated the marshalling logic to handle non-string contents on the nodes.
+#
+# Revision 1.4 2007/10/02 03:38:11 anupamsg
+# Removed dependency on the redundant "Person" class.
+# (TC_TreeTest::test_comparator): Added a new test for the spaceship operator.
+# (TC_TreeTest::test_hasContent): Added tests for hasContent? and length methods.
+#
+# Revision 1.3 2007/10/02 03:07:30 anupamsg
+# * Rakefile: Added an optional task for rcov code coverage.
+#
+# * test/test_binarytree.rb: Removed the unnecessary dependency on "Person" class.
+#
+# * test/test_tree.rb: Removed dependency on the redundant "Person" class.
+#
+# Revision 1.2 2007/08/31 01:16:28 anupamsg
+# Added breadth and pre-order traversals for the tree. Also added a method
+# to return the detached copy of a node from the tree.
+#
+# Revision 1.1 2007/07/21 04:52:38 anupamsg
+# Renamed the test files.
+#
+# Revision 1.13 2007/07/18 22:11:50 anupamsg
+# Added depth and breadth methods for the TreeNode.
+#
+# Revision 1.12 2007/07/18 07:17:34 anupamsg
+# Fixed a issue where TreeNode.ancestors was shadowing Module.ancestors. This method
+# has been renamed to TreeNode.parentage.
+#
+# Revision 1.11 2007/07/17 03:39:29 anupamsg
+# Moved the CVS Log keyword to end of the files.
+#