Hides merge request section in edit project when disabled

app/assets/javascripts/project_new.js

@@ -15,18 +15,18 @@
     }
 
     ProjectNew.prototype.toggleSettings = function() {
-      this._showOrHide('#project_builds_enabled', '.builds-feature');
+      this._showOrHide('#project_project_feature_attributes_builds_access_level', '.builds-feature');
-      return this._showOrHide('#project_merge_requests_enabled', '.merge-requests-feature');
+      this._showOrHide('#project_project_feature_attributes_merge_requests_access_level', '.merge-requests-feature');
     };
 
     ProjectNew.prototype.toggleSettingsOnclick = function() {
-      return $('#project_builds_enabled, #project_merge_requests_enabled').on('click', this.toggleSettings);
+      $('#project_project_feature_attributes_builds_access_level, #project_project_feature_attributes_merge_requests_access_level').on('change', this.toggleSettings);
     };
 
     ProjectNew.prototype._showOrHide = function(checkElement, container) {
       var $container;
       $container = $(container);
-      if ($(checkElement).prop('checked')) {
+      if ($(checkElement).val() !== '0') {
         return $container.show();
       } else {
         return $container.hide();

app/views/projects/_merge_request_settings.html.haml

@@ -1,4 +1,6 @@
-%fieldset.builds-feature
+.merge-requests-feature
+  %fieldset.builds-feature
+    %hr
     %h5.prepend-top-0
       Merge Requests
     .form-group
@@ -6,6 +8,7 @@
         = f.label :only_allow_merge_if_build_succeeds do
           = f.check_box :only_allow_merge_if_build_succeeds
           %strong Only allow merge requests to be merged if the build succeeds
-      .help-block
+          %br
+          %span.descr
             Builds need to be configured to enable this feature.
             = link_to icon('question-circle'), help_page_path('workflow/merge_requests', anchor: 'only-allow-merge-requests-to-be-merged-if-the-build-succeeds')

spec/features/projects/edit_spec.rb

@@ -0,0 +1,57 @@
+require 'rails_helper'
+
+feature 'Project edit', feature: true, js: true do
+  include WaitForAjax
+
+  let(:user)    { create(:user) }
+  let(:project) { create(:project) }
+
+  before do
+    project.team << [user, :master]
+    login_as(user)
+
+    visit edit_namespace_project_path(project.namespace, project)
+  end
+
+  context 'feature visibility' do
+    context 'merge requests select' do
+      it 'hides merge requests section' do
+        select('Disabled', from: 'project_project_feature_attributes_merge_requests_access_level')
+
+        expect(page).to have_selector('.merge-requests-feature', visible: false)
+      end
+
+      it 'hides merge requests section after save' do
+        select('Disabled', from: 'project_project_feature_attributes_merge_requests_access_level')
+
+        expect(page).to have_selector('.merge-requests-feature', visible: false)
+
+        click_button 'Save changes'
+
+        wait_for_ajax
+
+        expect(page).to have_selector('.merge-requests-feature', visible: false)
+      end
+    end
+
+    context 'builds select' do
+      it 'hides merge requests section' do
+        select('Disabled', from: 'project_project_feature_attributes_builds_access_level')
+
+        expect(page).to have_selector('.builds-feature', visible: false)
+      end
+
+      it 'hides merge requests section after save' do
+        select('Disabled', from: 'project_project_feature_attributes_builds_access_level')
+
+        expect(page).to have_selector('.builds-feature', visible: false)
+
+        click_button 'Save changes'
+
+        wait_for_ajax
+
+        expect(page).to have_selector('.builds-feature', visible: false)
+      end
+    end
+  end
+end