diff --git a/api/core/core.test.ts b/api/core/core.test.ts
new file mode 100644
index 0000000..6869837
--- /dev/null
+++ b/api/core/core.test.ts
@@ -0,0 +1,18 @@
+import { describe, expect, it, test } from "bun:test";
+const { chromium: playwright } = require("playwright-core");
+
+test("Check the page title of example.com", async (t) => {
+	const browser = await playwright.launch({
+		// args: chromium.args,
+		// executablePath: await chromium.executablePath(),
+		// headless: chromium.headless,
+	});
+
+	const context = await browser.newContext();
+	const page = await context.newPage();
+	await page.goto("https://example.com");
+	const pageTitle = await page.title();
+	await browser.close();
+
+	expect(pageTitle).toBe("Example Domain");
+});
diff --git a/api/core/core.ts b/api/core/core.ts
new file mode 100644
index 0000000..a6ba6a4
--- /dev/null
+++ b/api/core/core.ts
@@ -0,0 +1,11 @@
+export async function downloadPDF() {
+	// const cloud = require("@sparticuz/chromium");
+	// // biome-ignore lint/style/useSingleVarDeclarator: <explanation>
+	// const executablePath = await cloud.executablePath()
+	const { chromium } = require("playwright-core");
+
+	return { c: chromium };
+}
+
+export const cloud = require("chrome-aws-lambda");
+export const desc = "Api for pdf generation";
diff --git a/api/core/index.ts b/api/core/index.ts
index a6ba6a4..8b83d73 100644
--- a/api/core/index.ts
+++ b/api/core/index.ts
@@ -1,11 +1 @@
-export async function downloadPDF() {
-	// const cloud = require("@sparticuz/chromium");
-	// // biome-ignore lint/style/useSingleVarDeclarator: <explanation>
-	// const executablePath = await cloud.executablePath()
-	const { chromium } = require("playwright-core");
-
-	return { c: chromium };
-}
-
-export const cloud = require("chrome-aws-lambda");
-export const desc = "Api for pdf generation";
+export * from "./core";
\ No newline at end of file
diff --git a/api/index.ts b/api/index.ts
index e5ac941..19c719d 100644
--- a/api/index.ts
+++ b/api/index.ts
@@ -4,7 +4,7 @@
 import type { Handler } from "@netlify/functions";
 
 export const handler: Handler = async (event, context) => {
-	const core = await import("../api/core");
+	const core = await import("./core");
 	const data = await core.downloadPDF();
 	return {
 		statusCode: 200,