Don't include locked user in assignable users (#21477).

git-svn-id: http://svn.redmine.org/redmine/trunk@14972 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/issue.rb

@@ -810,7 +810,7 @@ class Issue < ActiveRecord::Base
   # Users the issue can be assigned to
   def assignable_users
     users = project.assignable_users.to_a
-    users << author if (author && !author.anonymous?)
+    users << author if author && author.active?
     users << assigned_to if assigned_to
     users.uniq.sort
   end

test/unit/issue_test.rb

@@ -1935,6 +1935,14 @@ class IssueTest < ActiveSupport::TestCase
     assert !issue.assignable_users.include?(User.anonymous)
   end
 
+  def test_assignable_users_should_not_include_locked_user
+    user = User.generate!
+    issue = Issue.generate!(:author => user)
+    user.lock!
+
+    assert !issue.assignable_users.include?(user)
+  end
+
   test "#assignable_users should include the current assignee" do
     user = User.generate!
     issue = Issue.generate!(:assigned_to => user)