feat: enable tab targets (#11099)

.github/workflows/ci.yml

@@ -150,7 +150,6 @@ jobs:
           - chrome-headful
           - chrome-new-headless
           - chrome-bidi
-          - chrome-new-headless-tab
         shard:
           - 1/2
           - 2/2
@@ -159,10 +158,6 @@ jobs:
             suite: chrome-bidi
           - os: macos-latest
             suite: chrome-headful
-          - os: windows-latest
-            suite: chrome-new-headless-tab
-          - os: macos-latest
-            suite: chrome-new-headless-tab
     steps:
       - name: Check out repository
         uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608 # v4.1.0

package.json

@@ -28,7 +28,6 @@
     "test-types": "tsd -t packages/puppeteer",
     "test:chrome:headful": "wireit",
     "test:chrome:new-headless": "wireit",
-    "test:chrome:new-headless-tab": "wireit",
     "test:chrome:headless": "wireit",
     "test:chrome:bidi": "wireit",
     "test:chrome:bidi-local": "wireit",
@@ -76,9 +75,6 @@
     "test:chrome:new-headless": {
       "command": "npm test -- --test-suite chrome-new-headless"
     },
-    "test:chrome:new-headless-tab": {
-      "command": "npm test -- --test-suite chrome-new-headless-tab"
-    },
     "test:chrome:bidi": {
       "command": "npm test -- --test-suite chrome-bidi"
     },

packages/browsers/test/src/versions.ts

@@ -16,6 +16,6 @@
 
 export const testChromeBuildId = '113.0.5672.0';
 export const testChromiumBuildId = '1083080';
-export const testFirefoxBuildId = '119.0a1';
+export const testFirefoxBuildId = '120.0a1';
 export const testChromeDriverBuildId = '115.0.5763.0';
 export const testChromeHeadlessShellBuildId = '118.0.5950.0';

packages/puppeteer-core/src/cdp/Browser.ts

@@ -33,7 +33,6 @@ import {CDPSessionEvent, type CDPSession} from '../api/CDPSession.js';
 import type {Page} from '../api/Page.js';
 import type {Target} from '../api/Target.js';
 import type {Viewport} from '../common/Viewport.js';
-import {USE_TAB_TARGET} from '../environment.js';
 import {assert} from '../util/assert.js';
 
 import {ChromeTargetManager} from './ChromeTargetManager.js';
@@ -63,8 +62,7 @@ export class CdpBrowser extends BrowserBase {
     closeCallback?: BrowserCloseCallback,
     targetFilterCallback?: TargetFilterCallback,
     isPageTargetCallback?: IsPageTargetCallback,
-    waitForInitiallyDiscoveredTargets = true,
-    useTabTarget = USE_TAB_TARGET
+    waitForInitiallyDiscoveredTargets = true
   ): Promise<CdpBrowser> {
     const browser = new CdpBrowser(
       product,
@@ -76,8 +74,7 @@ export class CdpBrowser extends BrowserBase {
       closeCallback,
       targetFilterCallback,
       isPageTargetCallback,
-      waitForInitiallyDiscoveredTargets,
-      useTabTarget
+      waitForInitiallyDiscoveredTargets
     );
     await browser._attach();
     return browser;
@@ -107,8 +104,7 @@ export class CdpBrowser extends BrowserBase {
     closeCallback?: BrowserCloseCallback,
     targetFilterCallback?: TargetFilterCallback,
     isPageTargetCallback?: IsPageTargetCallback,
-    waitForInitiallyDiscoveredTargets = true,
-    useTabTarget = USE_TAB_TARGET
+    waitForInitiallyDiscoveredTargets = true
   ) {
     super();
     product = product || 'chrome';
@@ -134,8 +130,7 @@ export class CdpBrowser extends BrowserBase {
         connection,
         this.#createTarget,
         this.#targetFilterCallback,
-        waitForInitiallyDiscoveredTargets,
-        useTabTarget
+        waitForInitiallyDiscoveredTargets
       );
     }
     this.#defaultContext = new CdpBrowserContext(this.#connection, this);

packages/puppeteer-core/src/cdp/ChromeTargetManager.ts

@@ -98,22 +98,15 @@ export class ChromeTargetManager
   #targetsIdsForInit = new Set<string>();
   #waitForInitiallyDiscoveredTargets = true;
 
-  // TODO: remove the flag once the testing/rollout is done.
-  #tabMode: boolean;
-  #discoveryFilter: Protocol.Target.FilterEntry[];
+  #discoveryFilter: Protocol.Target.FilterEntry[] = [{}];
 
   constructor(
     connection: Connection,
     targetFactory: TargetFactory,
     targetFilterCallback?: TargetFilterCallback,
-    waitForInitiallyDiscoveredTargets = true,
-    useTabTarget = false
+    waitForInitiallyDiscoveredTargets = true
   ) {
     super();
-    this.#tabMode = useTabTarget;
-    this.#discoveryFilter = this.#tabMode
-      ? [{}]
-      : [{type: 'tab', exclude: true}, {}];
     this.#connection = connection;
     this.#targetFilterCallback = targetFilterCallback;
     this.#targetFactory = targetFactory;
@@ -166,15 +159,13 @@ export class ChromeTargetManager
       waitForDebuggerOnStart: true,
       flatten: true,
       autoAttach: true,
-      filter: this.#tabMode
-        ? [
+      filter: [
         {
           type: 'page',
           exclude: true,
         },
         ...this.#discoveryFilter,
-          ]
-        : this.#discoveryFilter,
+      ],
     });
     this.#finishInitializationIfReady();
     await this.#initializeDeferred.valueOrThrow();

packages/puppeteer-core/src/environment.ts

@@ -27,13 +27,3 @@ export const DEFERRED_PROMISE_DEBUG_TIMEOUT =
   typeof process.env['PUPPETEER_DEFERRED_PROMISE_DEBUG_TIMEOUT'] !== 'undefined'
     ? Number(process.env['PUPPETEER_DEFERRED_PROMISE_DEBUG_TIMEOUT'])
     : -1;
-
-/**
- * Only used for internal testing.
- *
- * @internal
- */
-export const USE_TAB_TARGET =
-  typeof process !== 'undefined'
-    ? process.env['PUPPETEER_INTERNAL_TAB_TARGET'] === 'true'
-    : false;

packages/puppeteer-core/src/node/ChromeLauncher.ts

@@ -25,7 +25,6 @@ import {
 
 import type {Browser} from '../api/Browser.js';
 import {debugError} from '../common/util.js';
-import {USE_TAB_TARGET} from '../environment.js';
 import {assert} from '../util/assert.js';
 
 import type {
@@ -175,10 +174,6 @@ export class ChromeLauncher extends ProductLauncher {
       'OptimizationHints',
     ];
 
-    if (!USE_TAB_TARGET) {
-      disabledFeatures.push('Prerender2');
-    }
-
     const chromeArguments = [
       '--allow-pre-commit-input',
       '--disable-background-networking',

test/TestSuites.json

@@ -18,12 +18,6 @@
       "parameters": ["chrome", "new-headless", "cdp"],
       "expectedLineCoverage": 93
     },
-    {
-      "id": "chrome-new-headless-tab",
-      "platforms": ["linux"],
-      "parameters": ["chrome", "new-headless", "cdp", "tabTarget"],
-      "expectedLineCoverage": 93
-    },
     {
       "id": "firefox-headless",
       "platforms": ["linux", "darwin"],
@@ -69,9 +63,6 @@
     "webDriverBiDi": {
       "PUPPETEER_PROTOCOL": "webDriverBiDi"
     },
-    "cdp": {},
-    "tabTarget": {
-      "PUPPETEER_INTERNAL_TAB_TARGET": "true"
-    }
+    "cdp": {}
   }
 }