Bugfix: fix URL path for childProcess.fork when using Pleasantest from ESM

.changeset/calm-windows-retire.md

@@ -0,0 +1,5 @@
+---
+'pleasantest': minor
+---
+
+Fix fork URL for ESM use

rollup.config.js

@@ -91,19 +91,6 @@ function bundlePlugin() {
 
       return resolved;
     },
-    resolveFileUrl({ relativePath, format }) {
-      return format === 'es'
-        ? `new URL('${relativePath}', import.meta.url).href`
-        : `require('path').join(__dirname,'${relativePath}')`;
-    },
-    resolveImportMeta(property, { format }) {
-      if (property === 'url' && format === 'cjs') {
-        // eslint-disable-next-line no-template-curly-in-string
-        return '`file://${__filename}`';
-      }
-
-      return null;
-    },
     async load(id) {
       if (!id.startsWith('\0bundle:')) return;
       id = id.slice(8);

src/connect-to-browser.ts

@@ -111,10 +111,13 @@ export const connectToBrowser = async (
     return connectedBrowser;
   }
 
-  const subprocess = childProcess.fork(startDisownedBrowserPath, {
-    detached: true,
-    stdio: 'ignore',
-  });
+  const subprocess = childProcess.fork(
+    fileURLToPath(startDisownedBrowserPath),
+    {
+      detached: true,
+      stdio: 'ignore',
+    },
+  );
   const wsEndpoint = await new Promise<string>((resolve, reject) => {
     subprocess.send({ browser, headless });
     subprocess.on('message', (msg: any) => {