fix: tests failing in headful

.github/workflows/main.yml

@@ -204,8 +204,11 @@ jobs:
       - name: Install dependencies
         run: |
           sudo apt-get install xvfb
+          # Ensure both a Chromium and a Firefox binary are available.
+          PUPPETEER_PRODUCT=firefox npm install
           npm install
-          ls .local-chromium
+          ls .local-chromium .local-firefox
+
       - name: Build
         run: |
           npm run build

src/node/Launcher.ts

@@ -203,6 +203,7 @@ class ChromeLauncher implements ProductLauncher {
 
   defaultArgs(options: BrowserLaunchArgumentOptions = {}): string[] {
     const chromeArguments = [
+      '--allow-pre-commit-input', // TODO(crbug.com/1320996): neither headful nor headless should rely on this flag.
       '--disable-background-networking',
       '--enable-features=NetworkService,NetworkServiceInProcess',
       '--disable-background-timer-throttling',

test/launcher.spec.ts

@@ -548,12 +548,12 @@ describe('Launcher specs', function () {
         async () => {
           const { defaultBrowserOptions, puppeteer } = getTestState();
           const options = {
-            args: ['--no-startup-window'],
             waitForInitialPage: false,
             // This is needed to prevent Puppeteer from adding an initial blank page.
             // See also https://github.com/puppeteer/puppeteer/blob/ad6b736039436fcc5c0a262e5b575aa041427be3/src/node/Launcher.ts#L200
             ignoreDefaultArgs: true,
             ...defaultBrowserOptions,
+            args: ['--no-startup-window'],
           };
           const browser = await puppeteer.launch(options);
           const pages = await browser.pages();

test/network.spec.ts

@@ -227,7 +227,10 @@ describe('network', function () {
       const { page, server } = getTestState();
 
       const responses = new Map();
-      page.on('response', (r) => responses.set(r.url().split('/').pop(), r));
+      page.on(
+        'response',
+        (r) => !utils.isFavicon(r) && responses.set(r.url().split('/').pop(), r)
+      );
 
       // Load and re-load to make sure serviceworker is installed and running.
       await page.goto(server.PREFIX + '/serviceworkers/fetch/sw.html', {
@@ -251,7 +254,9 @@ describe('network', function () {
       await page.goto(server.EMPTY_PAGE);
       server.setRoute('/post', (req, res) => res.end());
       let request = null;
-      page.on('request', (r) => (request = r));
+      page.on('request', (r) => {
+        if (!utils.isFavicon(r)) request = r;
+      });
       await page.evaluate(() =>
         fetch('./post', {
           method: 'POST',
@@ -652,8 +657,16 @@ describe('network', function () {
       const { page, server } = getTestState();
 
       server.setAuth('/empty.html', 'user', 'pass');
-      let response = await page.goto(server.EMPTY_PAGE);
-      expect(response.status()).toBe(401);
+      let response;
+      try {
+        response = await page.goto(server.EMPTY_PAGE);
+        expect(response.status()).toBe(401);
+      } catch (error) {
+        // In headful, an error is thrown instead of 401.
+        if (!error.message.startsWith('net::ERR_INVALID_AUTH_CREDENTIALS')) {
+          throw error;
+        }
+      }
       await page.authenticate({
         username: 'user',
         password: 'pass',
@@ -686,8 +699,15 @@ describe('network', function () {
       expect(response.status()).toBe(200);
       await page.authenticate(null);
       // Navigate to a different origin to bust Chrome's credential caching.
-      response = await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
-      expect(response.status()).toBe(401);
+      try {
+        response = await page.goto(server.CROSS_PROCESS_PREFIX + '/empty.html');
+        expect(response.status()).toBe(401);
+      } catch (error) {
+        // In headful, an error is thrown instead of 401.
+        if (!error.message.startsWith('net::ERR_INVALID_AUTH_CREDENTIALS')) {
+          throw error;
+        }
+      }
     });
     it('should not disable caching', async () => {
       const { page, server } = getTestState();

test/proxy.spec.ts

@@ -43,6 +43,9 @@ describeFailsFirefox('request proxy', () => {
   let proxiedRequestUrls: string[];
   let proxyServer: Server;
   let proxyServerUrl: string;
+  const defaultArgs = [
+    '--disable-features=NetworkTimeServiceQuerying', // We disable this in tests so that proxy-related tests don't intercept queries from this service in headful.
+  ];
 
   beforeEach(() => {
     proxiedRequestUrls = [];
@@ -100,7 +103,7 @@ describeFailsFirefox('request proxy', () => {
 
     browser = await puppeteer.launch({
       ...defaultBrowserOptions,
-      args: [`--proxy-server=${proxyServerUrl}`],
+      args: [...defaultArgs, `--proxy-server=${proxyServerUrl}`],
     });
 
     const page = await browser.newPage();
@@ -118,6 +121,7 @@ describeFailsFirefox('request proxy', () => {
     browser = await puppeteer.launch({
       ...defaultBrowserOptions,
       args: [
+        ...defaultArgs,
         `--proxy-server=${proxyServerUrl}`,
         `--proxy-bypass-list=${new URL(emptyPageUrl).host}`,
       ],
@@ -138,7 +142,7 @@ describeFailsFirefox('request proxy', () => {
 
       browser = await puppeteer.launch({
         ...defaultBrowserOptions,
-        args: [`--proxy-server=${proxyServerUrl}`],
+        args: [...defaultArgs, `--proxy-server=${proxyServerUrl}`],
       });
 
       const context = await browser.createIncognitoBrowserContext();
@@ -157,6 +161,7 @@ describeFailsFirefox('request proxy', () => {
       browser = await puppeteer.launch({
         ...defaultBrowserOptions,
         args: [
+          ...defaultArgs,
           `--proxy-server=${proxyServerUrl}`,
           `--proxy-bypass-list=${new URL(emptyPageUrl).host}`,
         ],
@@ -180,7 +185,10 @@ describeFailsFirefox('request proxy', () => {
         const { puppeteer, defaultBrowserOptions, server } = getTestState();
         const emptyPageUrl = getEmptyPageUrl(server);
 
-        browser = await puppeteer.launch(defaultBrowserOptions);
+        browser = await puppeteer.launch({
+          ...defaultBrowserOptions,
+          args: defaultArgs,
+        });
 
         const context = await browser.createIncognitoBrowserContext({
           proxyServer: proxyServerUrl,
@@ -198,7 +206,10 @@ describeFailsFirefox('request proxy', () => {
       const { puppeteer, defaultBrowserOptions, server } = getTestState();
       const emptyPageUrl = getEmptyPageUrl(server);
 
-      browser = await puppeteer.launch(defaultBrowserOptions);
+      browser = await puppeteer.launch({
+        ...defaultBrowserOptions,
+        args: defaultArgs,
+      });
 
       const context = await browser.createIncognitoBrowserContext({
         proxyServer: proxyServerUrl,

test/requestinterception-experimental.spec.ts

@@ -458,7 +458,7 @@ describe('request interception', function () {
       await page.setRequestInterception(true);
       const requests = [];
       page.on('request', (request) => {
-        requests.push(request);
+        !utils.isFavicon(request) && requests.push(request);
         request.continue({}, 0);
       });
       const dataURL = 'data:text/html,<div>yo</div>';

test/requestinterception.spec.ts

@@ -381,7 +381,7 @@ describe('request interception', function () {
       await page.setRequestInterception(true);
       const requests = [];
       page.on('request', (request) => {
-        requests.push(request);
+        !utils.isFavicon(request) && requests.push(request);
         request.continue();
       });
       const dataURL = 'data:text/html,<div>yo</div>';