diff --git a/test/sum.test.ts b/test/sum.test.ts
new file mode 100644
index 0000000..5643f10
--- /dev/null
+++ b/test/sum.test.ts
@@ -0,0 +1,7 @@
+import { describe, expect, test } from "@jest/globals";
+
+describe("sum", () => {
+  test("adds 1 + 2 to equal 3", () => {
+    expect(1 + 2).toBe(3);
+  });
+});
\ No newline at end of file