Add latest changes from gitlab-org/gitlab@master

1 files changed, 105 insertions, 0 deletions

diff --git a/spec/frontend/vue_mr_widget/components/mr_collapsible_extension_spec.js b/spec/frontend/vue_mr_widget/components/mr_collapsible_extension_spec.js
new file mode 100644
index 00000000000..4c9507223a1
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+++ b/spec/frontend/vue_mr_widget/components/mr_collapsible_extension_spec.js
@@ -0,0 +1,105 @@
+import { mount } from '@vue/test-utils';
+import MrCollapsibleSection from '~/vue_merge_request_widget/components/mr_collapsible_extension.vue';
+import { GlLoadingIcon } from '@gitlab/ui';
+
+describe('Merge Request Collapsible Extension', () => {
+  let wrapper;
+  const data = {
+    title: 'View artifacts',
+  };
+
+  const mountComponent = props => {
+    wrapper = mount(MrCollapsibleSection, {
+      propsData: {
+        ...props,
+      },
+      slots: {
+        default: '<div class="js-slot">Foo</div>',
+      },
+    });
+  };
+
+  const findTitle = () => wrapper.find('.js-title');
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('while collapsed', () => {
+    beforeEach(() => {
+      mountComponent(data);
+    });
+
+    it('renders provided title', () => {
+      expect(findTitle().text()).toBe(data.title);
+    });
+
+    it('renders angle-right icon', () => {
+      expect(wrapper.vm.arrowIconName).toBe('angle-right');
+    });
+
+    describe('onClick', () => {
+      beforeEach(() => {
+        wrapper.find('button').trigger('click');
+      });
+
+      it('rendes the provided slot', () => {
+        expect(wrapper.find('.js-slot').isVisible()).toBe(true);
+      });
+
+      it('renders `Collapse` as the title', () => {
+        expect(findTitle().text()).toBe('Collapse');
+      });
+
+      it('renders angle-down icon', () => {
+        expect(wrapper.vm.arrowIconName).toBe('angle-down');
+      });
+    });
+  });
+
+  describe('while loading', () => {
+    beforeEach(() => {
+      mountComponent(Object.assign({}, data, { isLoading: true }));
+    });
+
+    it('renders the buttons disabled', () => {
+      expect(
+        wrapper
+          .findAll('button')
+          .at(0)
+          .attributes('disabled'),
+      ).toEqual('disabled');
+      expect(
+        wrapper
+          .findAll('button')
+          .at(1)
+          .attributes('disabled'),
+      ).toEqual('disabled');
+    });
+
+    it('renders loading spinner', () => {
+      expect(wrapper.find(GlLoadingIcon).isVisible()).toBe(true);
+    });
+  });
+
+  describe('with error', () => {
+    beforeEach(() => {
+      mountComponent(Object.assign({}, data, { hasError: true }));
+    });
+
+    it('renders the buttons disabled', () => {
+      expect(
+        wrapper
+          .findAll('button')
+          .at(0)
+          .attributes('disabled'),
+      ).toEqual('disabled');
+      expect(
+        wrapper
+          .findAll('button')
+          .at(1)
+          .attributes('disabled'),
+      ).toEqual('disabled');
+    });
+  });
+});