diff --git a/__tests__/demo.test.ts b/__tests__/demo.test.ts
new file mode 100644
index 0000000..1eff8aa
--- /dev/null
+++ b/__tests__/demo.test.ts
@@ -0,0 +1,3 @@
+test('Demo failure', () => {
+  expect(1).toBe(1)
+})