From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Tue, 20 Dec 2016 16:02:38 +0000 (+0000)
Subject: Merged r16059, r16060, r16064, r16072.
X-Git-Tag: 3.3.2~9
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=5dd1fe1345f43c1cd602d611c8a799f6ce59c298;p=redmine.git

Merged r16059, r16060, r16064, r16072.

git-svn-id: http://svn.redmine.org/redmine/branches/3.3-stable@16106 e93f8b46-1217-0410-a6f0-8f06a7374b81
---

diff --git a/test/fixtures/attachments.yml b/test/fixtures/attachments.yml
index 6f56c0811..f3b4545e9 100644
--- a/test/fixtures/attachments.yml
+++ b/test/fixtures/attachments.yml
@@ -12,6 +12,7 @@ attachments_001:
   filesize: 28
   filename: error281.txt
   author_id: 2
+  description: An attachment
 attachments_002: 
   created_on: 2007-01-27 15:08:27 +01:00
   downloads: 0
diff --git a/test/functional/issues_controller_test.rb b/test/functional/issues_controller_test.rb
index 9f34d2a53..99b3ed04e 100644
--- a/test/functional/issues_controller_test.rb
+++ b/test/functional/issues_controller_test.rb
@@ -4535,7 +4535,11 @@ class IssuesControllerTest < ActionController::TestCase
       assert_equal orig.project_id, copy.project_id
       assert_equal orig.tracker_id, copy.tracker_id
       assert_equal orig.status_id, copy.status_id
-      assert_equal orig.assigned_to_id, copy.assigned_to_id
+      if orig.assigned_to_id
+        assert_equal orig.assigned_to_id, copy.assigned_to_id
+      else
+        assert_nil copy.assigned_to_id
+      end
       assert_equal orig.priority_id, copy.priority_id
     end
   end
diff --git a/test/functional/project_enumerations_controller_test.rb b/test/functional/project_enumerations_controller_test.rb
index 336932c65..eaea523a1 100644
--- a/test/functional/project_enumerations_controller_test.rb
+++ b/test/functional/project_enumerations_controller_test.rb
@@ -83,7 +83,7 @@ class ProjectEnumerationsControllerTest < ActionController::TestCase
     assert_equal "1", previously_inactive.custom_value_for(billable_field).value
 
     # ... QA
-    assert_equal nil, project.time_entry_activities.find_by_name("QA"), "Custom QA activity created when it wasn't modified"
+    assert_nil project.time_entry_activities.find_by_name("QA"), "Custom QA activity created when it wasn't modified"
   end
 
   def test_update_will_update_project_specific_activities
diff --git a/test/functional/users_controller_test.rb b/test/functional/users_controller_test.rb
index 7c22dedf2..7459753ed 100644
--- a/test/functional/users_controller_test.rb
+++ b/test/functional/users_controller_test.rb
@@ -433,7 +433,7 @@ class UsersControllerTest < ActionController::TestCase
 
     put :update, :id => u.id, :user => {:auth_source_id => '', :password => 'newpass123', :password_confirmation => 'newpass123'}
 
-    assert_equal nil, u.reload.auth_source
+    assert_nil u.reload.auth_source
     assert u.check_password?('newpass123')
   end
 
diff --git a/test/integration/admin_test.rb b/test/integration/admin_test.rb
index 22a675a71..1884645ab 100644
--- a/test/integration/admin_test.rb
+++ b/test/integration/admin_test.rb
@@ -48,7 +48,7 @@ class AdminTest < Redmine::IntegrationTest
     put "/users/#{user.id}", :id => user.id, :user => { :status => User::STATUS_LOCKED }
     assert_redirected_to "/users/#{ user.id }/edit"
     locked_user = User.try_to_login("psmith", "psmith09")
-    assert_equal nil, locked_user
+    assert_nil locked_user
   end
 
   test "Add a user as an anonymous user should fail" do
diff --git a/test/integration/api_test/issues_test.rb b/test/integration/api_test/issues_test.rb
index c21d2ccb9..4bdfff1bc 100644
--- a/test/integration/api_test/issues_test.rb
+++ b/test/integration/api_test/issues_test.rb
@@ -359,6 +359,7 @@ class Redmine::ApiTest::IssuesTest < Redmine::ApiTest::Base
 
   test "GET /issues/:id.xml should contains total_estimated_hours and total_spent_hours" do
     parent = Issue.find(3)
+    parent.update_columns :estimated_hours => 2.0
     child = Issue.generate!(:parent_issue_id => parent.id, :estimated_hours => 3.0)
     TimeEntry.create!(:project => child.project, :issue => child, :user => child.author, :spent_on => child.author.today,
                       :hours => '2.5', :comments => '', :activity_id => TimeEntryActivity.first.id)
@@ -375,6 +376,7 @@ class Redmine::ApiTest::IssuesTest < Redmine::ApiTest::Base
 
   test "GET /issues/:id.xml should contains total_estimated_hours, and should not contains spent_hours and total_spent_hours when permission does not exists" do
     parent = Issue.find(3)
+    parent.update_columns :estimated_hours => 2.0
     child = Issue.generate!(:parent_issue_id => parent.id, :estimated_hours => 3.0)
     # remove permission!
     Role.anonymous.remove_permission! :view_time_entries
@@ -392,6 +394,7 @@ class Redmine::ApiTest::IssuesTest < Redmine::ApiTest::Base
 
   test "GET /issues/:id.json should contains total_estimated_hours and total_spent_hours" do
     parent = Issue.find(3)
+    parent.update_columns :estimated_hours => 2.0
     child = Issue.generate!(:parent_issue_id => parent.id, :estimated_hours => 3.0)
     TimeEntry.create!(:project => child.project, :issue => child, :user => child.author, :spent_on => child.author.today,
                       :hours => '2.5', :comments => '', :activity_id => TimeEntryActivity.first.id)
@@ -407,6 +410,7 @@ class Redmine::ApiTest::IssuesTest < Redmine::ApiTest::Base
 
   test "GET /issues/:id.json should contains total_estimated_hours, and should not contains spent_hours and total_spent_hours when permission does not exists" do
     parent = Issue.find(3)
+    parent.update_columns :estimated_hours => 2.0
     child = Issue.generate!(:parent_issue_id => parent.id, :estimated_hours => 3.0)
     # remove permission!
     Role.anonymous.remove_permission! :view_time_entries
@@ -417,8 +421,8 @@ class Redmine::ApiTest::IssuesTest < Redmine::ApiTest::Base
     json = ActiveSupport::JSON.decode(response.body)
     assert_equal parent.estimated_hours, json['issue']['estimated_hours']
     assert_equal (parent.estimated_hours.to_f + 3.0), json['issue']['total_estimated_hours']
-    assert_equal nil, json['issue']['spent_hours']
-    assert_equal nil, json['issue']['total_spent_hours']
+    assert_nil json['issue']['spent_hours']
+    assert_nil json['issue']['total_spent_hours']
   end
 
   test "POST /issues.xml should create an issue with the attributes" do
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 7f4d2cdb0..7021332ee 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -281,7 +281,7 @@ module Redmine
     def log_user(login, password)
       User.anonymous
       get "/login"
-      assert_equal nil, session[:user_id]
+      assert_nil session[:user_id]
       assert_response :success
       assert_template "account/login"
       post "/login", :username => login, :password => password
diff --git a/test/unit/auth_source_ldap_test.rb b/test/unit/auth_source_ldap_test.rb
index bf549218b..eac13ff70 100644
--- a/test/unit/auth_source_ldap_test.rb
+++ b/test/unit/auth_source_ldap_test.rb
@@ -95,17 +95,17 @@ class AuthSourceLdapTest < ActiveSupport::TestCase
 
     test '#authenticate with an invalid LDAP user should return nil' do
       auth = AuthSourceLdap.find(1)
-      assert_equal nil, auth.authenticate('nouser','123456')
+      assert_nil auth.authenticate('nouser','123456')
     end
 
     test '#authenticate without a login should return nil' do
       auth = AuthSourceLdap.find(1)
-      assert_equal nil, auth.authenticate('','123456')
+      assert_nil auth.authenticate('','123456')
     end
 
     test '#authenticate without a password should return nil' do
       auth = AuthSourceLdap.find(1)
-      assert_equal nil, auth.authenticate('edavis','')
+      assert_nil auth.authenticate('edavis','')
     end
 
     test '#authenticate without filter should return any user' do
diff --git a/test/unit/changeset_test.rb b/test/unit/changeset_test.rb
index 179c515b4..780bc0bd2 100644
--- a/test/unit/changeset_test.rb
+++ b/test/unit/changeset_test.rb
@@ -566,7 +566,7 @@ class ChangesetTest < ActiveSupport::TestCase
                       :committer    => nil)
     assert( c.save )
     assert_equal "", c.comments
-    assert_equal nil, c.committer
+    assert_nil c.committer
     assert_equal "UTF-8", c.comments.encoding.to_s
   end
 
diff --git a/test/unit/custom_field_test.rb b/test/unit/custom_field_test.rb
index c805e170e..461af85e4 100644
--- a/test/unit/custom_field_test.rb
+++ b/test/unit/custom_field_test.rb
@@ -321,8 +321,8 @@ class CustomFieldTest < ActiveSupport::TestCase
 
   def test_float_cast_blank_value_should_return_nil
     field = CustomField.new(:field_format => 'float')
-    assert_equal nil, field.cast_value(nil)
-    assert_equal nil, field.cast_value('')
+    assert_nil field.cast_value(nil)
+    assert_nil field.cast_value('')
   end
 
   def test_float_cast_valid_value_should_return_float
diff --git a/test/unit/custom_field_user_format_test.rb b/test/unit/custom_field_user_format_test.rb
index f5d4e66fe..d9a1cfb2c 100644
--- a/test/unit/custom_field_user_format_test.rb
+++ b/test/unit/custom_field_user_format_test.rb
@@ -62,8 +62,8 @@ class CustomFieldUserFormatTest < ActiveSupport::TestCase
   end
 
   def test_cast_blank_value
-    assert_equal nil, @field.cast_value(nil)
-    assert_equal nil, @field.cast_value("")
+    assert_nil @field.cast_value(nil)
+    assert_nil @field.cast_value("")
   end
 
   def test_cast_valid_value
@@ -73,6 +73,6 @@ class CustomFieldUserFormatTest < ActiveSupport::TestCase
   end
 
   def test_cast_invalid_value
-    assert_equal nil, @field.cast_value("187")
+    assert_nil @field.cast_value("187")
   end
 end
diff --git a/test/unit/custom_field_version_format_test.rb b/test/unit/custom_field_version_format_test.rb
index a394dabc8..71a835e04 100644
--- a/test/unit/custom_field_version_format_test.rb
+++ b/test/unit/custom_field_version_format_test.rb
@@ -45,8 +45,8 @@ class CustomFieldVersionFormatTest < ActiveSupport::TestCase
   end
 
   def test_cast_blank_value
-    assert_equal nil, @field.cast_value(nil)
-    assert_equal nil, @field.cast_value("")
+    assert_nil @field.cast_value(nil)
+    assert_nil @field.cast_value("")
   end
 
   def test_cast_valid_value
@@ -56,6 +56,6 @@ class CustomFieldVersionFormatTest < ActiveSupport::TestCase
   end
 
   def test_cast_invalid_value
-    assert_equal nil, @field.cast_value("187")
+    assert_nil @field.cast_value("187")
   end
 end
diff --git a/test/unit/group_test.rb b/test/unit/group_test.rb
index b7302ad68..4f33e5fc6 100644
--- a/test/unit/group_test.rb
+++ b/test/unit/group_test.rb
@@ -130,7 +130,7 @@ class GroupTest < ActiveSupport::TestCase
     assert group.destroy
     assert group.destroyed?
 
-    assert_equal nil, Issue.find(1).assigned_to_id
+    assert_nil Issue.find(1).assigned_to_id
   end
 
   def test_builtin_groups_should_be_created_if_missing
diff --git a/test/unit/helpers/application_helper_test.rb b/test/unit/helpers/application_helper_test.rb
index 89af800be..dca614d77 100644
--- a/test/unit/helpers/application_helper_test.rb
+++ b/test/unit/helpers/application_helper_test.rb
@@ -1019,7 +1019,7 @@ EXPECTED
     assert_equal 'test1/test2', to_path_param('test1/test2')
     assert_equal 'test1/test2', to_path_param('/test1/test2/')
     assert_equal 'test1/test2', to_path_param('//test1/test2/')
-    assert_equal nil, to_path_param('/')
+    assert_nil to_path_param('/')
   end
 
   def test_wiki_links_in_tables
diff --git a/test/unit/issue_test.rb b/test/unit/issue_test.rb
index f41368a48..b97703244 100644
--- a/test/unit/issue_test.rb
+++ b/test/unit/issue_test.rb
@@ -1664,7 +1664,7 @@ class IssueTest < ActiveSupport::TestCase
     issue.reload
     assert_equal 2, issue.project_id
     # Cleared fixed_version
-    assert_equal nil, issue.fixed_version
+    assert_nil issue.fixed_version
   end
 
   def test_move_to_another_project_should_keep_fixed_version_when_shared_with_the_target_project
@@ -1686,7 +1686,7 @@ class IssueTest < ActiveSupport::TestCase
     issue.reload
     assert_equal 5, issue.project_id
     # Cleared fixed_version
-    assert_equal nil, issue.fixed_version
+    assert_nil issue.fixed_version
   end
 
   def test_move_to_another_project_should_keep_fixed_version_when_shared_systemwide
diff --git a/test/unit/journal_test.rb b/test/unit/journal_test.rb
index f26b284e7..054bdb450 100644
--- a/test/unit/journal_test.rb
+++ b/test/unit/journal_test.rb
@@ -201,7 +201,7 @@ class JournalTest < ActiveSupport::TestCase
 
   def test_custom_field_should_return_nil_for_non_cf_detail
     d = JournalDetail.new(:property => 'subject')
-    assert_equal nil, d.custom_field
+    assert_nil d.custom_field
   end
 
   def test_visible_details_should_include_relations_to_visible_issues_only
diff --git a/test/unit/lib/redmine/codeset_util_test.rb b/test/unit/lib/redmine/codeset_util_test.rb
index f5a6d6336..5c88e0f75 100644
--- a/test/unit/lib/redmine/codeset_util_test.rb
+++ b/test/unit/lib/redmine/codeset_util_test.rb
@@ -51,7 +51,7 @@ class Redmine::CodesetUtilTest < ActiveSupport::TestCase
 
   def test_to_utf8_by_setting_blank_string
     assert_equal "",  Redmine::CodesetUtil.to_utf8_by_setting("")
-    assert_equal nil, Redmine::CodesetUtil.to_utf8_by_setting(nil)
+    assert_nil Redmine::CodesetUtil.to_utf8_by_setting(nil)
   end
 
   def test_to_utf8_by_setting_returns_ascii_as_utf8
diff --git a/test/unit/lib/redmine/export/pdf_test.rb b/test/unit/lib/redmine/export/pdf_test.rb
index d19bdeb14..f1f9056a3 100644
--- a/test/unit/lib/redmine/export/pdf_test.rb
+++ b/test/unit/lib/redmine/export/pdf_test.rb
@@ -94,9 +94,9 @@ class PdfTest < ActiveSupport::TestCase
       assert a2.readable?
       assert (! a2.visible?)
       aa1 = Redmine::Export::PDF::RDMPdfEncoding::attach(Attachment.all, "Testfile.PNG", "UTF-8")
-      assert_equal nil, aa1
+      assert_nil aa1
       aa2 = Redmine::Export::PDF::RDMPdfEncoding::attach(Attachment.all, "test#{str2}.png", encoding)
-      assert_equal nil, aa2
+      assert_nil aa2
 
       set_tmp_attachments_directory
     end
diff --git a/test/unit/lib/redmine/i18n_test.rb b/test/unit/lib/redmine/i18n_test.rb
index 1b2ad78f9..ad11e7d35 100644
--- a/test/unit/lib/redmine/i18n_test.rb
+++ b/test/unit/lib/redmine/i18n_test.rb
@@ -217,11 +217,14 @@ class Redmine::I18nTest < ActiveSupport::TestCase
                'Fr' => :fr,
                'zh' => :zh,
                'zh-tw' => :"zh-TW",
-               'zh-TW' => :"zh-TW",
-               'zh-ZZ' => nil }
+               'zh-TW' => :"zh-TW"}
     to_test.each {|lang, expected| assert_equal expected, find_language(lang)}
   end
 
+  def test_find_language_with_invalid_language_should_return_nil
+    assert_nil find_language('zh-ZZ')
+  end
+
   def test_fallback
     ::I18n.backend.store_translations(:en, {:untranslated => "Untranslated string"})
     ::I18n.locale = 'en'
diff --git a/test/unit/lib/redmine/menu_manager/mapper_test.rb b/test/unit/lib/redmine/menu_manager/mapper_test.rb
index fbffc5d12..b1a61075b 100644
--- a/test/unit/lib/redmine/menu_manager/mapper_test.rb
+++ b/test/unit/lib/redmine/menu_manager/mapper_test.rb
@@ -156,7 +156,7 @@ class Redmine::MenuManager::MapperTest < ActiveSupport::TestCase
     menu_mapper.push :test_overview, { :controller => 'projects', :action => 'show'}, {}
 
     item = menu_mapper.find(:nothing)
-    assert_equal nil, item
+    assert_nil item
   end
 
   def test_delete
diff --git a/test/unit/lib/redmine/mime_type_test.rb b/test/unit/lib/redmine/mime_type_test.rb
index 3e3d6c626..999b224b5 100644
--- a/test/unit/lib/redmine/mime_type_test.rb
+++ b/test/unit/lib/redmine/mime_type_test.rb
@@ -20,8 +20,7 @@ require File.expand_path('../../../../test_helper', __FILE__)
 class Redmine::MimeTypeTest < ActiveSupport::TestCase
 
   def test_of
-    to_test = {'test.unk' => nil,
-               'test.txt' => 'text/plain',
+    to_test = {'test.txt' => 'text/plain',
                'test.c' => 'text/x-c',
                }
     to_test.each do |name, expected|
@@ -29,9 +28,12 @@ class Redmine::MimeTypeTest < ActiveSupport::TestCase
     end
   end
 
+  def test_of_with_unknown_type
+    assert_nil Redmine::MimeType.of('test.unk')
+  end
+
   def test_css_class_of
-    to_test = {'test.unk' => nil,
-               'test.txt' => 'text-plain',
+    to_test = {'test.txt' => 'text-plain',
                'test.c' => 'text-x-c',
                }
     to_test.each do |name, expected|
@@ -39,9 +41,12 @@ class Redmine::MimeTypeTest < ActiveSupport::TestCase
     end
   end
 
+  def test_css_class_of_with_unknown_type
+    assert_nil Redmine::MimeType.css_class_of('test.unk')
+  end
+
   def test_main_mimetype_of
-    to_test = {'test.unk' => nil,
-               'test.txt' => 'text',
+    to_test = {'test.txt' => 'text',
                'test.c' => 'text',
                }
     to_test.each do |name, expected|
@@ -49,6 +54,10 @@ class Redmine::MimeTypeTest < ActiveSupport::TestCase
     end
   end
 
+  def test_main_mimetype_of_with_unknown_type
+    assert_nil Redmine::MimeType.main_mimetype_of('test.unk')
+  end
+
   def test_is_type
     to_test = {['text', 'test.unk'] => false,
                ['text', 'test.txt'] => true,
diff --git a/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb b/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb
index 6757d5ba5..4e09b9df6 100644
--- a/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb
+++ b/test/unit/lib/redmine/scm/adapters/git_adapter_test.rb
@@ -336,7 +336,7 @@ class GitAdapterTest < ActiveSupport::TestCase
       assert_equal 15, revs1.length
       assert_equal "7234cb2750b63f47bff735edc50a1c0a433c2518",
                    revs1[0].identifier
-      assert_equal nil, revs1[0].parents
+      assert_nil revs1[0].parents
       assert_equal "899a15dba03a3b350b89c3f537e4bbe02a03cdc9",
                    revs1[1].identifier
       assert_equal 1, revs1[1].parents.length
@@ -477,8 +477,8 @@ class GitAdapterTest < ActiveSupport::TestCase
       assert entries1
       assert_equal 3, entries1.size
       f1 = entries1[1]
-      assert_equal nil, f1.name
-      assert_equal nil, f1.path
+      assert_nil f1.name
+      assert_nil f1.path
       assert_equal 'file', f1.kind
     end
 
diff --git a/test/unit/lib/redmine/scm/adapters/mercurial_adapter_test.rb b/test/unit/lib/redmine/scm/adapters/mercurial_adapter_test.rb
index b093e3109..e3c04f025 100644
--- a/test/unit/lib/redmine/scm/adapters/mercurial_adapter_test.rb
+++ b/test/unit/lib/redmine/scm/adapters/mercurial_adapter_test.rb
@@ -447,7 +447,11 @@ class MercurialAdapterTest < ActiveSupport::TestCase
 
     def test_hgversion_for(hgversion, version)
       @adapter.class.expects(:hgversion_from_command_line).returns(hgversion)
-      assert_equal version, @adapter.class.hgversion
+      if version
+        assert_equal version, @adapter.class.hgversion
+      else
+        assert_nil @adapter.class.hgversion
+      end
     end
 
     def test_template_path_for(version, template)
diff --git a/test/unit/project_test.rb b/test/unit/project_test.rb
index a3f2b7d45..837d2a521 100644
--- a/test/unit/project_test.rb
+++ b/test/unit/project_test.rb
@@ -365,8 +365,8 @@ class ProjectTest < ActiveSupport::TestCase
     issue_with_hierarchy_fixed_version.reload
 
     assert_equal 4, issue_with_local_fixed_version.fixed_version_id, "Fixed version was not keep on an issue local to the moved project"
-    assert_equal nil, issue_with_hierarchy_fixed_version.fixed_version_id, "Fixed version is still set after moving the Project out of the hierarchy where the version is defined in"
-    assert_equal nil, parent_issue.fixed_version_id, "Fixed version is still set after moving the Version out of the hierarchy for the issue."
+    assert_nil issue_with_hierarchy_fixed_version.fixed_version_id, "Fixed version is still set after moving the Project out of the hierarchy where the version is defined in"
+    assert_nil parent_issue.fixed_version_id, "Fixed version is still set after moving the Version out of the hierarchy for the issue."
   end
 
   def test_parent
diff --git a/test/unit/repository_git_test.rb b/test/unit/repository_git_test.rb
index 15b7ea53b..c78d7cd05 100644
--- a/test/unit/repository_git_test.rb
+++ b/test/unit/repository_git_test.rb
@@ -149,7 +149,7 @@ class RepositoryGitTest < ActiveSupport::TestCase
       assert_equal 3, commit.filechanges.count
       change = commit.filechanges.sort_by(&:path).first
       assert_equal "README", change.path
-      assert_equal nil, change.from_path
+      assert_nil change.from_path
       assert_equal "A", change.action
 
       assert_equal NUM_HEAD, @repository.extra_info["heads"].size
diff --git a/test/unit/tracker_test.rb b/test/unit/tracker_test.rb
index d45291fd7..a03fa26be 100644
--- a/test/unit/tracker_test.rb
+++ b/test/unit/tracker_test.rb
@@ -25,7 +25,7 @@ class TrackerTest < ActiveSupport::TestCase
   end
 
   def test_named_scope
-    assert_equal Tracker.find_by_name('Feature'), Tracker.named('feature').first
+    assert_equal Tracker.find(2), Tracker.named('feature request').first
   end
 
   def test_visible_scope_chained_with_project_rolled_up_trackers
diff --git a/test/unit/user_test.rb b/test/unit/user_test.rb
index ef23e397c..82613dd23 100644
--- a/test/unit/user_test.rb
+++ b/test/unit/user_test.rb
@@ -611,7 +611,7 @@ class UserTest < ActiveSupport::TestCase
     @jsmith.save!
 
     user = User.try_to_login("jsmith", "jsmith")
-    assert_equal nil, user
+    assert_nil user
   end
 
   def test_try_to_login_with_locked_user_and_not_active_only_should_return_user
@@ -645,11 +645,11 @@ class UserTest < ActiveSupport::TestCase
       auth_source = AuthSourceLdap.find(1)
       AuthSource.any_instance.stubs(:initialize_ldap_con).raises(Net::LDAP::LdapError, 'Cannot connect')
 
-      assert_equal nil, User.try_to_login('edavis', 'wrong')
+      assert_nil User.try_to_login('edavis', 'wrong')
     end
 
     test "#try_to_login using LDAP" do
-      assert_equal nil, User.try_to_login('edavis', 'wrong')
+      assert_nil User.try_to_login('edavis', 'wrong')
     end
 
     test "#try_to_login using LDAP binding with user's account" do
diff --git a/test/unit/version_test.rb b/test/unit/version_test.rb
index 56adc3c4a..28049734e 100644
--- a/test/unit/version_test.rb
+++ b/test/unit/version_test.rb
@@ -227,12 +227,12 @@ class VersionTest < ActiveSupport::TestCase
 
     # Project 1 now out of the shared scope
     project_1_issue.reload
-    assert_equal nil, project_1_issue.fixed_version,
+    assert_nil project_1_issue.fixed_version,
                 "Fixed version is still set after changing the Version's sharing"
 
     # Project 5 now out of the shared scope
     project_5_issue.reload
-    assert_equal nil, project_5_issue.fixed_version,
+    assert_nil project_5_issue.fixed_version,
                 "Fixed version is still set after changing the Version's sharing"
 
     # Project 2 issue remains
diff --git a/test/unit/wiki_page_test.rb b/test/unit/wiki_page_test.rb
index a0819e53c..1f5e27080 100644
--- a/test/unit/wiki_page_test.rb
+++ b/test/unit/wiki_page_test.rb
@@ -107,7 +107,7 @@ class WikiPageTest < ActiveSupport::TestCase
 
     child.wiki_id = 2
     child.save!
-    assert_equal nil, child.reload.parent_id
+    assert_nil child.reload.parent_id
   end
 
   def test_move_parent_should_move_child_page