1const isDocker = require('is-docker')();
2
3module.exports = function(config) {
4  // Set the default values to be what are needed when testing the
5  // WebAssembly build locally.
6  let cfg = {
7    // frameworks to use
8    // available frameworks: https://npmjs.org/browse/keyword/karma-adapter
9    frameworks: ['jasmine'],
10
11    // list of files / patterns to load in the browser
12    files: [
13      { pattern: 'canvaskit/bin/canvaskit.wasm', included:false, served:true},
14      { pattern: 'tests/assets/*', included:false, served:true},
15      '../../modules/pathkit/tests/testReporter.js',
16      'canvaskit/bin/canvaskit.js',
17      'tests/*.spec.js'
18    ],
19
20    proxies: {
21      '/assets/': '/base/tests/assets/',
22      '/canvaskit/': '/base/canvaskit/bin/',
23    },
24
25    // test results reporter to use
26    // possible values: 'dots', 'progress'
27    // available reporters: https://npmjs.org/browse/keyword/karma-reporter
28    reporters: ['progress'],
29
30    // web server port
31    port: 4444,
32
33    // enable / disable colors in the output (reporters and logs)
34    colors: true,
35
36    // level of logging
37    // possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
38    logLevel: config.LOG_INFO,
39
40    // enable / disable watching file and executing tests whenever any file changes
41    autoWatch: true,
42
43    browserDisconnectTimeout: 15000,
44    browserNoActivityTimeout: 15000,
45
46    // start these browsers
47    browsers: ['Chrome'],
48
49    // Continuous Integration mode
50    // if true, Karma captures browsers, runs the tests and exits
51    singleRun: false,
52
53    // Concurrency level
54    // how many browser should be started simultaneous
55    concurrency: Infinity,
56  };
57
58  if (isDocker) {
59    // See https://hackernoon.com/running-karma-tests-with-headless-chrome-inside-docker-ae4aceb06ed3
60    cfg.browsers = ['ChromeHeadlessNoSandbox'],
61    cfg.customLaunchers = {
62        ChromeHeadlessNoSandbox: {
63            base: 'ChromeHeadless',
64            flags: [
65            // Without this flag, we see an error:
66            // Failed to move to new namespace: PID namespaces supported, Network namespace supported, but failed: errno = Operation not permitted
67                '--no-sandbox'
68            ],
69        },
70    };
71  }
72
73  config.set(cfg);
74}
75