1 files changed, 68 insertions, 0 deletions
diff --git a/spec/javascripts/vue_shared/components/tabs/tabs_spec.js b/spec/javascripts/vue_shared/components/tabs/tabs_spec.js
new file mode 100644
index 00000000000..50ba18cd338
--- /dev/null
+++ b/spec/javascripts/vue_shared/components/tabs/tabs_spec.js
@@ -0,0 +1,68 @@
+import Vue from 'vue';
+import Tabs from '~/vue_shared/components/tabs/tabs';
+import Tab from '~/vue_shared/components/tabs/tab.vue';
+
+describe('Tabs component', () => {
+  let vm;
+
+  beforeEach(done => {
+    vm = new Vue({
+      components: {
+        Tabs,
+        Tab,
+      },
+      template: `
+        <div>
+          <tabs>
+            <tab title="Testing" active>
+              First tab
+            </tab>
+            <tab>
+              <template slot="title">Test slot</template>
+              Second tab
+            </tab>
+          </tabs>
+        </div>
+      `,
+    }).$mount();
+
+    setTimeout(done);
+  });
+
+  describe('tab links', () => {
+    it('renders links for tabs', () => {
+      expect(vm.$el.querySelectorAll('a').length).toBe(2);
+    });
+
+    it('renders link titles from props', () => {
+      expect(vm.$el.querySelector('a').textContent).toContain('Testing');
+    });
+
+    it('renders link titles from slot', () => {
+      expect(vm.$el.querySelectorAll('a')[1].textContent).toContain('Test slot');
+    });
+
+    it('renders active class', () => {
+      expect(vm.$el.querySelector('a').classList).toContain('active');
+    });
+
+    it('updates active class on click', done => {
+      vm.$el.querySelectorAll('a')[1].click();
+
+      setTimeout(() => {
+        expect(vm.$el.querySelector('a').classList).not.toContain('active');
+        expect(vm.$el.querySelectorAll('a')[1].classList).toContain('active');
+
+        done();
+      });
+    });
+  });
+
+  describe('content', () => {
+    it('renders content panes', () => {
+      expect(vm.$el.querySelectorAll('.tab-pane').length).toBe(2);
+      expect(vm.$el.querySelectorAll('.tab-pane')[0].textContent).toContain('First tab');
+      expect(vm.$el.querySelectorAll('.tab-pane')[1].textContent).toContain('Second tab');
+    });
+  });
+});