1 files changed, 57 insertions, 0 deletions
diff --git a/spec/frontend/ajax_loading_spinner_spec.js b/spec/frontend/ajax_loading_spinner_spec.js
new file mode 100644
index 00000000000..8ed2ee49ff8
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+++ b/spec/frontend/ajax_loading_spinner_spec.js
@@ -0,0 +1,57 @@
+import $ from 'jquery';
+import AjaxLoadingSpinner from '~/ajax_loading_spinner';
+
+describe('Ajax Loading Spinner', () => {
+  const fixtureTemplate = 'static/ajax_loading_spinner.html';
+  preloadFixtures(fixtureTemplate);
+
+  beforeEach(() => {
+    loadFixtures(fixtureTemplate);
+    AjaxLoadingSpinner.init();
+  });
+
+  it('change current icon with spinner icon and disable link while waiting ajax response', done => {
+    jest.spyOn($, 'ajax').mockImplementation(req => {
+      const xhr = new XMLHttpRequest();
+      const ajaxLoadingSpinner = document.querySelector('.js-ajax-loading-spinner');
+      const icon = ajaxLoadingSpinner.querySelector('i');
+
+      req.beforeSend(xhr, { dataType: 'text/html' });
+
+      expect(icon).not.toHaveClass('fa-trash-o');
+      expect(icon).toHaveClass('fa-spinner');
+      expect(icon).toHaveClass('fa-spin');
+      expect(icon.dataset.icon).toEqual('fa-trash-o');
+      expect(ajaxLoadingSpinner.getAttribute('disabled')).toEqual('');
+
+      req.complete({});
+
+      done();
+      const deferred = $.Deferred();
+      return deferred.promise();
+    });
+    document.querySelector('.js-ajax-loading-spinner').click();
+  });
+
+  it('use original icon again and enabled the link after complete the ajax request', done => {
+    jest.spyOn($, 'ajax').mockImplementation(req => {
+      const xhr = new XMLHttpRequest();
+      const ajaxLoadingSpinner = document.querySelector('.js-ajax-loading-spinner');
+
+      req.beforeSend(xhr, { dataType: 'text/html' });
+      req.complete({});
+
+      const icon = ajaxLoadingSpinner.querySelector('i');
+
+      expect(icon).toHaveClass('fa-trash-o');
+      expect(icon).not.toHaveClass('fa-spinner');
+      expect(icon).not.toHaveClass('fa-spin');
+      expect(ajaxLoadingSpinner.getAttribute('disabled')).toEqual(null);
+
+      done();
+      const deferred = $.Deferred();
+      return deferred.promise();
+    });
+    document.querySelector('.js-ajax-loading-spinner').click();
+  });
+});