Failing test – clear timeout

bruceharris · Dec 6, 2017 · 47dfd91 · 47dfd91
1 parent 3b44540
commit 47dfd91
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/src/components/LoadingIndicator.test.js b/src/components/LoadingIndicator.test.js
@@ -47,4 +47,18 @@ describe('LoadingIndicator', () => {
       });
     });
   });
+
+  describe('on unmount', () => {
+    it('should clear timeout', () => {
+      jest.useFakeTimers();
+      const wrapper = mount(
+        <LoadingIndicator isLoading={true}>
+          <div>ahoy!</div>
+        </LoadingIndicator>
+      );
+
+      wrapper.unmount();
+      expect(clearTimeout.mock.calls.length).toEqual(1);
+    });
+  });
 });