scm: git: add latest changesets limit test in unit model test (#5357).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@5054 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/repository_git_test.rb

@@ -105,18 +105,29 @@ class RepositoryGitTest < ActiveSupport::TestCase
               '7234cb2750b63f47bff735edc50a1c0a433c2518',
           ], changesets.collect(&:revision)
 
-      # with path and revision
+      # with path, revision and limit
       changesets = @repository.latest_changesets('images', '899a15dba')
       assert_equal [
               '899a15dba03a3b350b89c3f537e4bbe02a03cdc9',
               '7234cb2750b63f47bff735edc50a1c0a433c2518',
           ], changesets.collect(&:revision)
 
+      changesets = @repository.latest_changesets('images', '899a15dba', 1)
+      assert_equal [
+              '899a15dba03a3b350b89c3f537e4bbe02a03cdc9',
+          ], changesets.collect(&:revision)
+
       changesets = @repository.latest_changesets('README', '899a15dba')
       assert_equal [
               '899a15dba03a3b350b89c3f537e4bbe02a03cdc9',
               '7234cb2750b63f47bff735edc50a1c0a433c2518',
           ], changesets.collect(&:revision)
+
+      changesets = @repository.latest_changesets('README', '899a15dba', 1)
+      assert_equal [
+              '899a15dba03a3b350b89c3f537e4bbe02a03cdc9',
+          ], changesets.collect(&:revision)
+
     end
 
     def test_find_changeset_by_name