Only apply subsystem to final binary, not cdylibs (#5002)

packages/playwright-tests/windows.spec.js

@@ -0,0 +1,37 @@
+const { expect, defineConfig } = require("@playwright/test");
+import { test as base } from '@playwright/test';
+import fs from 'fs';
+import os from 'os';
+import path from 'path';
+import childProcess from 'child_process';
+
+
+export const test = base.extend({
+  browser: async ({ playwright }, use, testInfo) => {
+    const browser = await playwright.chromium.connectOverCDP(`http://127.0.0.1:8787`);
+    await use(browser);
+    await browser.close();
+  },
+  context: async ({ browser }, use) => {
+    const context = browser.contexts()[0];
+    await use(context);
+  },
+  page: async ({ context }, use) => {
+    const page = context.pages()[0];
+    await use(page);
+  },
+});
+
+test("button click", async ({ page }) => {
+  // Expect the page to contain the counter text.
+  const main = page.locator("#main");
+  await expect(main).toContainText("High-five counter: 0");
+
+  // Click the increment button.
+  let button = page.locator("button#increment-button");
+  await button.click();
+
+  // Expect the page to contain the updated counter text.
+  await expect(main).toContainText("High-five counter: 1");
+});
+