Adding headless chrome to known browser (#1294)

testem · Sep 7, 2018 · 9c830d6 · 9c830d6
1 parent 9b8e70d
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diff --git a/lib/utils/known-browsers.js b/lib/utils/known-browsers.js
@@ -34,6 +34,16 @@ function chromeArgs(browserTmpDir, url) {
   ];
 }
 
+function headlessChromeArgs(browserTmpDir, url) {
+  return [
+    '--headless',
+    '--disable-gpu',
+    '--disable-software-rasterizer',
+    '--mute-audio',
+    '--remote-debugging-port=0',
+    '--window-size=1440,900'].concat(chromeArgs(browserTmpDir, url));
+}
+
 // Return the catalogue of the browsers that Testem supports for the platform. Each 'browser object'
 // will contain these fields:
 //
@@ -96,6 +106,18 @@ module.exports = function knownBrowsers(platform, config) {
         return chromeArgs(this.browserTmpDir(), url);
       }
     },
+    {
+      name: 'Headless Chrome',
+      possiblePath: chromeWinPaths(userHomeDir, 'Chrome').concat(chromeOSXPaths('Google Chrome')),
+      possibleExe: [
+        'google-chrome',
+        'google-chrome-stable',
+        'chrome'
+      ],
+      args(config, url) {
+        return headlessChromeArgs(this.browserTmpDir(), url);
+      }
+    },
 
     // On Windows, Chrome Stable/Beta/Dev are installed on the same path
     {
@@ -108,6 +130,16 @@ module.exports = function knownBrowsers(platform, config) {
         return chromeArgs(this.browserTmpDir(), url);
       }
     },
+    {
+      name: 'Headless Chrome Beta',
+      possiblePath: chromeOSXPaths('Google Chrome Beta'),
+      possibleExe: [
+        'google-chrome-beta'
+      ],
+      args(config, url) {
+        return headlessChromeArgs(this.browserTmpDir(), url);
+      }
+    },
     {
       name: 'Chrome Dev',
       possiblePath: chromeOSXPaths('Google Chrome Dev'),

diff --git a/tests/utils/known-browsers_tests.js b/tests/utils/known-browsers_tests.js
@@ -189,7 +189,7 @@ describe('knownBrowsers', function() {
         }
 
         browsers = knownBrowsers('any', config);
-        chrome = findBrowser(browsers, 'Chrome');
+        chrome = findBrowser(browsers, browserName || 'Chrome');
       }
 
       beforeEach(function() {
@@ -283,6 +283,36 @@ describe('knownBrowsers', function() {
           ]);
         });
       });
+
+      describe('headless browser_args', function() {
+        beforeEach(function() {
+          setup('Headless Chrome');
+        });
+
+        afterEach(function() {
+          setup();
+        });
+
+        it('constructs correct args with browser_args', function() {
+          expect(chrome.args.call(launcher, config, url)).to.deep.eq([
+            '--testem',
+            '--headless',
+            '--disable-gpu',
+            '--disable-software-rasterizer',
+            '--mute-audio',
+            '--remote-debugging-port=0',
+            '--window-size=1440,900',
+            '--user-data-dir=' + browserTmpDir,
+            '--no-default-browser-check',
+            '--no-first-run',
+            '--ignore-certificate-errors',
+            '--test-type',
+            '--disable-renderer-backgrounding',
+            '--disable-background-timer-throttling',
+            url
+          ]);
+        });
+      });
     });
 
     describe('Safari', function() {