Use BrowserStack for our unit tests.

grunt/browsers.js

@@ -0,0 +1,86 @@
+// jscs:disable requireCamelCaseOrUpperCaseIdentifiers
+
+var browsers = {
+  safariMac: {
+    base: 'BrowserStack',
+    os: 'OS X',
+    os_version: 'Yosemite',
+    browser: 'Safari',
+    browser_version: '8.0'
+  },
+  chromeMac: {
+    base: 'BrowserStack',
+    os: 'OS X',
+    os_version: 'Yosemite',
+    browser : 'Chrome',
+    browser_version : 'latest'
+  },
+  firefoxMac: {
+    base: 'BrowserStack',
+    os: 'OS X',
+    os_version: 'Yosemite',
+    browser: 'Firefox',
+    browser_version: 'latest'
+  },
+  'ie11Win8.1': {
+    base: 'BrowserStack',
+    os: 'Windows',
+    os_version: '8.1',
+    browser: 'IE',
+    browser_version: '11.0'
+  },
+  ie10Win8: {
+    base: 'BrowserStack',
+    os: 'Windows',
+    os_version: '8',
+    browser: 'IE',
+    browser_version: '10.0'
+  },
+  ie9Win7: {
+    base: 'BrowserStack',
+    os: 'Windows',
+    os_version: '7',
+    browser: 'IE',
+    browser_version: '9.0'
+  },
+  ie8Win7: {
+    base: 'BrowserStack',
+    os: 'Windows',
+    os_version: '7',
+    browser: 'IE',
+    browser_version: '8.0'
+  },
+  'chromeWin8.1': {
+    base: 'BrowserStack',
+    os: 'Windows',
+    os_version: '8.1',
+    browser: 'Chrome',
+    browser_version: 'latest'
+  },
+  'firefoxWin8.1': {
+    base: 'BrowserStack',
+    os: 'Windows',
+    os_version: '8.1',
+    browser: 'Firefox',
+    browser_version: 'latest'
+  },
+  iphone6: {
+    base: 'BrowserStack',
+    os: 'ios',
+    os_version: '11.2',
+    device: 'iPhone 6',
+    real_mobile: true
+  },
+  nexus5: {
+    base: 'BrowserStack',
+    os: 'android',
+    os_version: '4.4',
+    device: 'Google Nexus 5',
+    real_mobile: true
+  }
+};
+
+module.exports = {
+  list: browsers,
+  keys: Object.keys(browsers)
+};

grunt/karma.conf.js

@@ -0,0 +1,79 @@
+'use strict';
+
+var ip = require('ip');
+var browserConfig = require('./browsers');
+var browserStack = process.env.BROWSER === 'true';
+
+module.exports = function (config) {
+  var conf = {
+    basePath: '../',
+    frameworks: ['qunit'],
+    plugins: ['karma-qunit'],
+    // list of files / patterns to load in the browser
+    files: [
+      'js/tests/vendor/jquery.min.js',
+      'js/tooltip.js',
+      'js/!(tooltip).js',
+      'js/tests/unit/*.js'
+    ],
+    reporters: ['dots'],
+    port: 9876,
+    colors: true,
+    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
+    logLevel: config.LOG_ERROR || config.LOG_WARN,
+    autoWatch: false,
+    singleRun: true,
+    concurrency: Infinity,
+    client: {
+      qunit: {
+        showUI: true
+      }
+    }
+  };
+
+  if (browserStack) {
+    conf.hostname = ip.address();
+    conf.browserStack = {
+      username: process.env.BROWSER_STACK_USERNAME,
+      accessKey: process.env.BROWSER_STACK_ACCESS_KEY,
+      build: 'bootstrap-v3-' + new Date().toISOString(),
+      project: 'Bootstrap v3',
+      retryLimit: 1
+    };
+    conf.plugins.push('karma-browserstack-launcher');
+    conf.customLaunchers = browserConfig.list;
+    conf.browsers = browserConfig.keys;
+    conf.reporters.push('BrowserStack');
+  } else {
+    conf.frameworks.push('detectBrowsers');
+    conf.plugins.push(
+      'karma-chrome-launcher',
+      'karma-firefox-launcher',
+      'karma-detect-browsers'
+    );
+
+    conf.detectBrowsers = {
+      usePhantomJS: false,
+      postDetection: function (availableBrowser) {
+        if (typeof process.env.TRAVIS_JOB_ID !== 'undefined' || availableBrowser.includes('Chrome')) {
+          return ['ChromeHeadless'];
+        }
+
+        if (availableBrowser.includes('Firefox')) {
+          return ['FirefoxHeadless'];
+        }
+
+        throw new Error('Please install Firefox or Chrome');
+      }
+    };
+
+    conf.customLaunchers = {
+      FirefoxHeadless: {
+        base: 'Firefox',
+        flags: ['-headless']
+      }
+    };
+  }
+
+  config.set(conf);
+};

grunt/sauce_browsers.yml

@@ -1,82 +0,0 @@
-[
-  # Docs: https://saucelabs.com/docs/platforms/webdriver
-
-  {
-    browserName: "safari",
-    platform: "OS X 10.10"
-  },
-  {
-    browserName: "chrome",
-    platform: "OS X 10.10"
-  },
-  {
-    browserName: "firefox",
-    platform: "OS X 10.10"
-  },
-
-  # Mac Opera not currently supported by Sauce Labs
-
-  {
-    browserName: "internet explorer",
-    version: "11",
-    platform: "Windows 8.1"
-  },
-  {
-    browserName: "internet explorer",
-    version: "10",
-    platform: "Windows 8"
-  },
-  {
-    browserName: "internet explorer",
-    version: "9",
-    platform: "Windows 7"
-  },
-  {
-    browserName: "internet explorer",
-    version: "8",
-    platform: "Windows 7"
-  },
-
-  # { # Unofficial
-  #   browserName: "internet explorer",
-  #   version: "7",
-  #   platform: "Windows XP"
-  # },
-
-  {
-    browserName: "chrome",
-    platform: "Windows 8.1"
-  },
-  {
-    browserName: "firefox",
-    platform: "Windows 8.1"
-  },
-
-  # Win Opera 15+ not currently supported by Sauce Labs
-
-  {
-    browserName: "iphone",
-    platform: "OS X 10.10",
-    version: "9.2"
-  },
-
-  # iOS Chrome not currently supported by Sauce Labs
-
-  # Linux (unofficial)
-  {
-    browserName: "chrome",
-    platform: "Linux"
-  },
-  {
-    browserName: "firefox",
-    platform: "Linux"
-  }
-
-  # Android Chrome not currently supported by Sauce Labs
-
-  # { # Android Browser (super-unofficial)
-  #   browserName: "android",
-  #   version: "4.0",
-  #   platform: "Linux"
-  # }
-]