1 files changed, 68 insertions, 0 deletions
diff --git a/spec/frontend/vue_mr_widget/mr_widget_how_to_merge_modal_spec.js b/spec/frontend/vue_mr_widget/mr_widget_how_to_merge_modal_spec.js
new file mode 100644
index 00000000000..aaaee3327a8
--- /dev/null
+++ b/spec/frontend/vue_mr_widget/mr_widget_how_to_merge_modal_spec.js
@@ -0,0 +1,68 @@
+import { GlModal, GlSprintf } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
+import MrWidgetHowToMergeModal from '~/vue_merge_request_widget/components/mr_widget_how_to_merge_modal.vue';
+
+describe('MRWidgetHowToMerge', () => {
+  let wrapper;
+
+  function mountComponent({ data = {}, props = {} } = {}) {
+    wrapper = shallowMount(MrWidgetHowToMergeModal, {
+      data() {
+        return { ...data };
+      },
+      propsData: {
+        ...props,
+      },
+      stubs: {},
+    });
+  }
+
+  afterEach(() => {
+    wrapper.destroy();
+    wrapper = null;
+  });
+
+  beforeEach(() => {
+    mountComponent();
+  });
+
+  const findModal = () => wrapper.find(GlModal);
+  const findInstructionsFields = () =>
+    wrapper.findAll('[ data-testid="how-to-merge-instructions"]');
+  const findTipLink = () => wrapper.find(GlSprintf);
+
+  it('renders a modal', () => {
+    expect(findModal().exists()).toBe(true);
+  });
+
+  it('renders a selection of markdown fields', () => {
+    expect(findInstructionsFields().length).toBe(3);
+  });
+
+  it('renders a tip including a link to docs when a valid link is present', () => {
+    mountComponent({ props: { reviewingDocsPath: '/gitlab-org/help' } });
+    expect(findTipLink().exists()).toBe(true);
+  });
+
+  it('should not render a tip including a link to docs when a valid link is not present', () => {
+    expect(findTipLink().exists()).toBe(false);
+  });
+
+  it('should render different instructions based on if the user can merge', () => {
+    mountComponent({ props: { canMerge: true } });
+    expect(
+      findInstructionsFields()
+        .at(2)
+        .text(),
+    ).toContain('git push origin');
+  });
+
+  it('should render different instructions based on if the merge is based off a fork', () => {
+    mountComponent({ props: { isFork: true } });
+    expect(
+      findInstructionsFields()
+        .at(0)
+        .text(),
+    ).toContain('FETCH_HEAD');
+  });
+});