scm: mercurial: fix error on revision page for empty revision (#7307).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4704 e93f8b46-1217-0410-a6f0-8f06a7374b81
2011-01-13 12:04:51 +00:00
parent 98b3a50657
commit 89627d0334
3 changed files with 19 additions and 0 deletions
@@ -154,6 +154,14 @@ class RepositoryMercurialTest < ActiveSupport::TestCase
      assert_equal '2:400bb8672109', c.format_identifier
    end

+    def test_find_changeset_by_empty_name
+      @repository.fetch_changesets
+      @repository.reload
+      ['', ' ', nil].each do |r|
+        assert_nil @repository.find_changeset_by_name(r)
+      end
+    end
+
    def test_activities
      c = Changeset.new(:repository   => @repository,
                        :committed_on => Time.now,