1 files changed, 48 insertions, 0 deletions
diff --git a/spec/javascripts/gpg_badges_spec.js b/spec/javascripts/gpg_badges_spec.js
new file mode 100644
index 00000000000..7a826487bf9
--- /dev/null
+++ b/spec/javascripts/gpg_badges_spec.js
@@ -0,0 +1,48 @@
+import GpgBadges from '~/gpg_badges';
+
+describe('GpgBadges', () => {
+  const dummyCommitSha = 'n0m0rec0ffee';
+  const dummyBadgeHtml = 'dummy html';
+  const dummyResponse = {
+    signatures: [{
+      commit_sha: dummyCommitSha,
+      html: dummyBadgeHtml,
+    }],
+  };
+
+  beforeEach(() => {
+    setFixtures(`
+      <div class="parent-container">
+        <div class="js-loading-gpg-badge" data-commit-sha="${dummyCommitSha}"></div>
+      </div>
+    `);
+  });
+
+  it('displays a loading spinner', () => {
+    spyOn($, 'get').and.returnValue({
+      done() {
+        // intentionally left blank
+      },
+    });
+
+    GpgBadges.fetch();
+
+    expect(document.querySelector('.js-loading-gpg-badge:empty')).toBe(null);
+    const spinners = document.querySelectorAll('.js-loading-gpg-badge i.fa.fa-spinner.fa-spin');
+    expect(spinners.length).toBe(1);
+  });
+
+  it('replaces the loading spinner', () => {
+    spyOn($, 'get').and.returnValue({
+      done(callback) {
+        callback(dummyResponse);
+      },
+    });
+
+    GpgBadges.fetch();
+
+    expect(document.querySelector('.js-loading-gpg-badge')).toBe(null);
+    const parentContainer = document.querySelector('.parent-container');
+    expect(parentContainer.innerHTML.trim()).toEqual(dummyBadgeHtml);
+  });
+});