1 files changed, 23 insertions, 0 deletions
diff --git a/spec/frontend/lib/logger/index_spec.js b/spec/frontend/lib/logger/index_spec.js
new file mode 100644
index 00000000000..9382fafe4de
--- /dev/null
+++ b/spec/frontend/lib/logger/index_spec.js
@@ -0,0 +1,23 @@
+import { logError, LOG_PREFIX } from '~/lib/logger';
+
+describe('~/lib/logger', () => {
+  let consoleErrorSpy;
+
+  beforeEach(() => {
+    consoleErrorSpy = jest.spyOn(console, 'error');
+    consoleErrorSpy.mockImplementation();
+  });
+
+  describe('logError', () => {
+    it('sends given message to console.error', () => {
+      const message = 'Lorem ipsum dolar sit amit';
+      const error = new Error('lorem ipsum');
+
+      expect(consoleErrorSpy).not.toHaveBeenCalled();
+
+      logError(message, error);
+
+      expect(consoleErrorSpy).toHaveBeenCalledWith(LOG_PREFIX, `${message}\n`, error);
+    });
+  });
+});