From a79a2e6cf22f1605e17e3e0e0b3b477e5c6cccb0 Mon Sep 17 00:00:00 2001
From: Jonathan <jonathanbuko@icloud.com>
Date: Sun, 30 Jul 2023 23:20:03 +0200
Subject: [PATCH] add helloWorld

---
 src/helloWorld.test.ts | 14 ++++++++++++++
 src/helloWorld.ts      |  3 +++
 src/index.ts           |  1 +
 3 files changed, 18 insertions(+)
 create mode 100644 src/helloWorld.test.ts
 create mode 100644 src/helloWorld.ts

diff --git a/src/helloWorld.test.ts b/src/helloWorld.test.ts
new file mode 100644
index 0000000..a6324db
--- /dev/null
+++ b/src/helloWorld.test.ts
@@ -0,0 +1,14 @@
+import { describe, expect, it, vi } from "vitest";
+
+import { helloWorld } from "./helloWorld.js";
+
+describe("helloWorld", () => {
+	it("logs 'Hello World!' to the console", () => {
+		const logger = vi.spyOn(console, "log").mockImplementation(() => undefined);
+
+		helloWorld();
+
+		expect(logger).toHaveBeenCalledWith("Hello World!");
+		expect(logger).toHaveBeenCalledTimes(1);
+	});
+});
diff --git a/src/helloWorld.ts b/src/helloWorld.ts
new file mode 100644
index 0000000..5b878a7
--- /dev/null
+++ b/src/helloWorld.ts
@@ -0,0 +1,3 @@
+export function helloWorld() {
+	console.log("Hello World!");
+}
diff --git a/src/index.ts b/src/index.ts
index a39b40f..70363c3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,2 +1,3 @@
 export * from "./greet.js";
+export * from "./helloWorld.js";
 export * from "./types.js";