UI tests tweaking, balance jobs between builds, add some wait, display error in case the widget metadata sync request fails (#10694)

* Balance the UI tests job, second half currently 8 min longer

* Update app.js

* Display error  in UI when the Ajax request for widget metadata fails

* Add some wait for the often failing UI test

3 files changed, 9 insertions, 2 deletions

diff --git a/plugins/Dashboard/javascripts/widgetMenu.js b/plugins/Dashboard/javascripts/widgetMenu.js
index d3d96569eb..55eef4ab09 100644
--- a/plugins/Dashboard/javascripts/widgetMenu.js
+++ b/plugins/Dashboard/javascripts/widgetMenu.js
@@ -83,6 +83,12 @@ widgetsHelper.getAvailableWidgets = function (callback) {
                 }
             }
         );
+        ajaxRequest.setErrorCallback(function (deferred, status) {
+            if (status == 'abort' || !deferred || deferred.status < 400 || deferred.status >= 600) {
+                return;
+            }
+            $('#loadingError').show();
+        });
         ajaxRequest.send(true);
     }
 
diff --git a/tests/UI/specs/SegmentSelectorEditor_spec.js b/tests/UI/specs/SegmentSelectorEditor_spec.js
index dfd015efd7..4c85e89c24 100644
--- a/tests/UI/specs/SegmentSelectorEditor_spec.js
+++ b/tests/UI/specs/SegmentSelectorEditor_spec.js
@@ -30,6 +30,7 @@ describe("SegmentSelectorEditorTest", function () {
     it("should open segment editor when edit link clicked for existing segment", function (done) {
         expect.screenshot("2_segment_editor_update").to.be.captureSelector(selectorsToCapture, function (page) {
             page.click('.segmentList .editSegment:first');
+            page.wait(1000);
         }, done);
     });
 
diff --git a/tests/lib/screenshot-testing/support/app.js b/tests/lib/screenshot-testing/support/app.js
index 4617112baf..85a3ec7a0c 100644
--- a/tests/lib/screenshot-testing/support/app.js
+++ b/tests/lib/screenshot-testing/support/app.js
@@ -142,7 +142,7 @@ Application.prototype.loadTestModules = function () {
         // we apply this option only if not a specific plugin or test suite was requested. Only there for travis to
         // split tests into multiple jobs.
         var numTestsFirstHalf = Math.round(mocha.suite.suites.length / 2);
-        numTestsFirstHalf += 7;
+        numTestsFirstHalf += 8;
         mocha.suite.suites = mocha.suite.suites.filter(function (suite, index) {
             if (options['run-first-half-only'] && index < numTestsFirstHalf) {
                 return true;
@@ -264,4 +264,4 @@ Application.prototype.appendMissingExpected = function (screenName) {
     fs.write(missingExpectedFilePath, screenName + "\n", "a");
 };
 
-exports.Application = new Application();
\ No newline at end of file
+exports.Application = new Application();