1 files changed, 62 insertions, 0 deletions
diff --git a/spec/frontend/projects/terraform_notification/terraform_notification_spec.js b/spec/frontend/projects/terraform_notification/terraform_notification_spec.js
new file mode 100644
index 00000000000..be34b207c4b
--- /dev/null
+++ b/spec/frontend/projects/terraform_notification/terraform_notification_spec.js
@@ -0,0 +1,62 @@
+import { GlBanner } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
+import { setCookie, parseBoolean } from '~/lib/utils/common_utils';
+import TerraformNotification from '~/projects/terraform_notification/components/terraform_notification.vue';
+
+jest.mock('~/lib/utils/common_utils');
+
+const bannerDissmisedKey = 'terraform_notification_dismissed_for_project_1';
+
+describe('TerraformNotificationBanner', () => {
+  let wrapper;
+
+  const propsData = {
+    projectId: 1,
+  };
+  const findBanner = () => wrapper.findComponent(GlBanner);
+
+  beforeEach(() => {
+    wrapper = shallowMount(TerraformNotification, {
+      propsData,
+      stubs: { GlBanner },
+    });
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+    parseBoolean.mockReturnValue(false);
+  });
+
+  describe('when the dismiss cookie is set', () => {
+    beforeEach(() => {
+      parseBoolean.mockReturnValue(true);
+      wrapper = shallowMount(TerraformNotification, {
+        propsData,
+      });
+    });
+
+    it('should not render the banner', () => {
+      expect(findBanner().exists()).toBe(false);
+    });
+  });
+
+  describe('when the dismiss cookie is not set', () => {
+    it('should render the banner', () => {
+      expect(findBanner().exists()).toBe(true);
+    });
+  });
+
+  describe('when close button is clicked', () => {
+    beforeEach(async () => {
+      await findBanner().vm.$emit('close');
+    });
+
+    it('should set the cookie with the bannerDissmisedKey', () => {
+      expect(setCookie).toHaveBeenCalledWith(bannerDissmisedKey, true);
+    });
+
+    it('should remove the banner', () => {
+      expect(findBanner().exists()).toBe(false);
+    });
+  });
+});