diff --git a/src/analytics/google.test.js b/src/analytics/google.test.js
new file mode 100644
index 0000000..a13d595
--- /dev/null
+++ b/src/analytics/google.test.js
@@ -0,0 +1,16 @@
+import { trackGoogleEvent } from './google';
+
+it('should call gtag with event', () => {
+  const mockedGtag = jest.fn();
+  const originalWindow = { ...window };
+  const windowSpy = jest.spyOn(global, 'window', 'get');
+  windowSpy.mockImplementation(() => ({
+    ...originalWindow,
+    gtag: mockedGtag,
+  }));
+
+  trackGoogleEvent('youtube-button');
+  expect(mockedGtag).toBeCalledWith('event', 'youtube-button');
+
+  windowSpy.mockRestore();
+});
diff --git a/src/analytics/umami.test.js b/src/analytics/umami.test.js
new file mode 100644
index 0000000..07ea307
--- /dev/null
+++ b/src/analytics/umami.test.js
@@ -0,0 +1,16 @@
+import { trackUmamiEvent } from './umami';
+
+it('should call gtag with event', () => {
+  const mockedUmami = jest.fn();
+  const originalWindow = { ...window };
+  const windowSpy = jest.spyOn(global, 'window', 'get');
+  windowSpy.mockImplementation(() => ({
+    ...originalWindow,
+    umami: mockedUmami,
+  }));
+
+  trackUmamiEvent('youtube-button');
+  expect(mockedUmami).toBeCalledWith('youtube-button');
+
+  windowSpy.mockRestore();
+});