Fixed: Git: Mercurial: Branch dropdown broken on repositories page (#10026).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@8678 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/repositories/_navigation.html.erb

@@ -10,7 +10,7 @@
              :id => @project,
              :repository_id => @repository.identifier_param,
              :path => to_path_param(@path),
-             :rev => ''},
+             :rev => nil},
             {:method => :get, :id => 'revision_selector'}) do -%>
   <!-- Branches Dropdown -->
   <% if !@repository.branches.nil? && @repository.branches.length > 0 -%>

test/functional/repositories_mercurial_controller_test.rb

@@ -163,6 +163,16 @@ class RepositoriesMercurialControllerTest < ActionController::TestCase
       end
     end
 
+    def show_should_show_branch_selection_form
+      @repository.fetch_changesets
+      @project.reload
+      get :show, :id => PRJ_ID
+      assert_tag 'form', :attributes => {:id => 'revision_selector', :action => '/projects/subproject1/repository/show'}
+      assert_tag 'select', :attributes => {:name => 'branch'},
+        :child => {:tag => 'option', :attributes => {:value => 'test-branch-01'}},
+        :parent => {:tag => 'form', :attributes => {:id => 'revision_selector'}}
+    end
+
     def test_show_branch
       assert_equal 0, @repository.changesets.count
       @repository.fetch_changesets