feat: implement browser open functionality and related tests

electron/utils/chrome/launchLocalChrome.ts

@@ -5,30 +5,56 @@ import { isChromeRunning } from './isChromeRunning';
 import { spawn } from 'child_process';
 import log from 'electron-log';
 
+const CHROME_CDP_PORT = 9222;
+const CHROME_READY_TIMEOUT_MS = 15_000;
+const CHROME_READY_POLL_MS = 250;
+
+function sleep(ms: number): Promise<void> {
+  return new Promise((resolve) => {
+    setTimeout(resolve, ms);
+  });
+}
+
+async function waitForChromeReady(timeoutMs = CHROME_READY_TIMEOUT_MS): Promise<boolean> {
+  const startedAt = Date.now();
+
+  while (Date.now() - startedAt < timeoutMs) {
+    if (await isChromeRunning()) {
+      return true;
+    }
+    await sleep(CHROME_READY_POLL_MS);
+  }
+
+  return await isChromeRunning();
+}
+
 // 启动本地浏览器
 export async function launchLocalChrome() {
   const chromePath = getChromePath();
+  if (!chromePath) {
+    throw new Error(`Unsupported platform for Chrome launch: ${process.platform}`);
+  }
 
   // 多账号隔离
   const profileDir = getProfileDir('default');
   log.info(`Launching Chrome with user data dir: ${profileDir}`);
 
   // 检查端口是否被占用
-  const portInUse = await isPortInUse(9222);
+  const portInUse = await isPortInUse(CHROME_CDP_PORT);
+  const chromeReady = await isChromeRunning();
   
+  if (chromeReady) {
+    log.info('Chrome DevTools endpoint already available, skip launching.');
+    return;
+  }
+
   if (portInUse) {
-    log.info('Chrome already running on port 9222, skip launching.');
-    return;
+    throw new Error(`Port ${CHROME_CDP_PORT} is already in use, but Chrome DevTools is unavailable`);
   }
 
-  if (await isChromeRunning()) {
-    log.info('Chrome already running, skip launching.');
-    return;
-  }
-
-  return new Promise((resolve, reject) => {
+  await new Promise<void>((resolve, reject) => {
     const chromeProcess = spawn(chromePath as string, [
-      '--remote-debugging-port=9222',
+      `--remote-debugging-port=${CHROME_CDP_PORT}`,
       '--window-size=1920,1080',
       '--window-position=0,0',
       '--no-first-run',
@@ -38,14 +64,19 @@ export async function launchLocalChrome() {
       // '--window-maximized',
     ], {
       detached: true,
-      stdio: 'ignore'
+      stdio: 'ignore',
     });
 
-    chromeProcess.on('error', reject);
+    chromeProcess.on('error', (error) => {
+      reject(new Error(`Failed to launch Chrome at ${chromePath}: ${error instanceof Error ? error.message : String(error)}`));
+    });
 
-    // 延迟几秒等浏览器起来
-    setTimeout(() => {
-      resolve(0);
-    }, 1000); // 延迟1秒
+    chromeProcess.unref();
+    resolve();
   });
+
+  const ready = await waitForChromeReady();
+  if (!ready) {
+    throw new Error(`Chrome launched but DevTools endpoint http://127.0.0.1:${CHROME_CDP_PORT} was not ready within ${CHROME_READY_TIMEOUT_MS}ms`);
+  }
 }