1 files changed, 62 insertions, 0 deletions
diff --git a/spec/frontend/sidebar/components/date/sidebar_formatted_date_spec.js b/spec/frontend/sidebar/components/date/sidebar_formatted_date_spec.js
new file mode 100644
index 00000000000..1eda4ea977f
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+++ b/spec/frontend/sidebar/components/date/sidebar_formatted_date_spec.js
@@ -0,0 +1,62 @@
+import { GlButton } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
+import SidebarFormattedDate from '~/sidebar/components/date/sidebar_formatted_date.vue';
+
+describe('SidebarFormattedDate', () => {
+  let wrapper;
+  const findFormattedDate = () => wrapper.find("[data-testid='sidebar-date-value']");
+  const findRemoveButton = () => wrapper.find(GlButton);
+
+  const createComponent = ({ hasDate = true } = {}) => {
+    wrapper = shallowMount(SidebarFormattedDate, {
+      provide: {
+        canUpdate: true,
+      },
+      propsData: {
+        formattedDate: 'Apr 15, 2021',
+        hasDate,
+        issuableType: 'issue',
+        resetText: 'remove',
+        isLoading: false,
+        canDelete: true,
+      },
+    });
+  };
+
+  beforeEach(() => {
+    createComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  it('displays formatted date', () => {
+    expect(findFormattedDate().text()).toBe('Apr 15, 2021');
+  });
+
+  describe('when issue has due date', () => {
+    it('displays remove button', () => {
+      expect(findRemoveButton().exists()).toBe(true);
+      expect(findRemoveButton().children).toEqual(wrapper.props.resetText);
+    });
+
+    it('emits reset-date event on click on remove button', () => {
+      findRemoveButton().vm.$emit('click');
+
+      expect(wrapper.emitted('reset-date')).toEqual([[undefined]]);
+    });
+  });
+
+  describe('when issuable has no due date', () => {
+    beforeEach(() => {
+      createComponent({
+        hasDate: false,
+      });
+    });
+
+    it('does not display remove button', () => {
+      expect(findRemoveButton().exists()).toBe(false);
+    });
+  });
+});