diff --git a/static_src/elements/framework/links/mr-issue-link/mr-issue-link.test.js b/static_src/elements/framework/links/mr-issue-link/mr-issue-link.test.js
new file mode 100644
index 0000000..1bd3ae9
--- /dev/null
+++ b/static_src/elements/framework/links/mr-issue-link/mr-issue-link.test.js
@@ -0,0 +1,147 @@
+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import {assert} from 'chai';
+import {MrIssueLink} from './mr-issue-link.js';
+
+let element;
+
+describe('mr-issue-link', () => {
+  beforeEach(() => {
+    element = document.createElement('mr-issue-link');
+    document.body.appendChild(element);
+  });
+
+  afterEach(() => {
+    document.body.removeChild(element);
+  });
+
+  it('initializes', () => {
+    assert.instanceOf(element, MrIssueLink);
+  });
+
+  it('strikethrough when closed', async () => {
+    await element.updateComplete;
+    const link = element.shadowRoot.querySelector('#bugLink');
+    assert.isFalse(
+        window.getComputedStyle(link).getPropertyValue(
+            'text-decoration').includes('line-through'));
+    element.issue = {statusRef: {meansOpen: false}};
+
+    await element.updateComplete;
+
+    assert.isTrue(
+        window.getComputedStyle(link).getPropertyValue(
+            'text-decoration').includes('line-through'));
+  });
+
+  it('shortens link text when short is true', () => {
+    element.issue = {
+      projectName: 'test',
+      localId: 13,
+    };
+
+    assert.equal(element._linkText, 'Issue test:13');
+
+    element.short = true;
+
+    assert.equal(element._linkText, 'test:13');
+  });
+
+  it('shows projectName only when different from global', async () => {
+    element.issue = {
+      projectName: 'test',
+      localId: 11,
+    };
+    await element.updateComplete;
+
+    const link = element.shadowRoot.querySelector('#bugLink');
+    assert.equal(link.textContent.trim(), 'Issue test:11');
+
+    element.projectName = 'test';
+    await element.updateComplete;
+
+    assert.equal(link.textContent.trim(), 'Issue 11');
+
+    element.projectName = 'other';
+    await element.updateComplete;
+
+    await element.updateComplete;
+
+    assert.equal(link.textContent.trim(), 'Issue test:11');
+  });
+
+  it('shows links for issues', async () => {
+    element.issue = {
+      projectName: 'test',
+      localId: 11,
+    };
+
+    await element.updateComplete;
+
+    const link = element.shadowRoot.querySelector('#bugLink');
+    assert.include(link.href.trim(), '/p/test/issues/detail?id=11');
+    assert.equal(link.title, '');
+  });
+
+  it('shows links for federated issues', async () => {
+    element.issue = {
+      extIdentifier: 'b/5678',
+    };
+
+    await element.updateComplete;
+
+    const link = element.shadowRoot.querySelector('#bugLink');
+    assert.include(link.href.trim(), 'https://issuetracker.google.com/issues/5678');
+    assert.equal(link.title, '');
+  });
+
+  it('displays an icon for federated references', async () => {
+    element.issue = {
+      extIdentifier: 'b/5678',
+    };
+
+    await element.updateComplete;
+
+    const dropdown = element.shadowRoot.querySelector('mr-dropdown');
+    assert.isNotNull(dropdown);
+    const anchor = dropdown.shadowRoot.querySelector('.anchor');
+    assert.isNotNull(anchor);
+    assert.include(anchor.innerText, 'info_outline');
+  });
+
+  it('displays an info popup for federated references', async () => {
+    element.issue = {
+      extIdentifier: 'b/5678',
+    };
+
+    await element.updateComplete;
+
+    const dropdown = element.shadowRoot.querySelector('mr-dropdown');
+    const anchor = dropdown.shadowRoot.querySelector('.anchor');
+    anchor.click();
+
+    await dropdown.updateComplete;
+
+    assert.isTrue(dropdown.opened);
+
+    const cue = dropdown.querySelector('mr-fed-ref-cue');
+    assert.isNotNull(cue);
+    const message = cue.shadowRoot.querySelector('#message');
+    assert.isNotNull(message);
+    assert.include(message.innerText, 'Buganizer issue tracker');
+  });
+
+  it('shows title when summary is defined', async () => {
+    element.issue = {
+      projectName: 'test',
+      localId: 11,
+      summary: 'Summary',
+    };
+
+    await element.updateComplete;
+    const link = element.shadowRoot.querySelector('#bugLink');
+    assert.equal(link.title, 'Summary');
+  });
+});