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// Karma configuration
const karmaCommon = require('./karma.conf.common.js')
let chromeBin = 'ChromeHeadless'
if (process.platform === 'linux') {
// We need to choose either Chrome or Chromium.
// Canary is not available on linux.
// If we do not find Chromium then we can deduce that
// either Chrome is installed or there is no Chrome variant at all,
// in which case karma-chrome-launcher will output an error.
// If `which` finds nothing it will throw an error.
const { execSync } = require('child_process')
try {
if (execSync('which chromium-browser')) chromeBin = 'ChromiumHeadless'
} catch (e) {}
}
module.exports = function (config) {
config.set(
Object.assign(karmaCommon(config), {
// preprocess matching files before serving them to the browser
// available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
preprocessors: {
'dist/svg.js': ['coverage']
},
// this specifies which plugins karma should load
// by default all karma plugins, starting with `karma-` will load
// so if you are really puzzled why something isn't working, then comment
// out plugins: [] - it's here to make karma load faster
// get possible karma plugins by `ls node_modules | grep 'karma-*'`
plugins: [
'karma-chrome-launcher',
'karma-coverage',
'karma-firefox-launcher',
'karma-jasmine',
],
// test results reporter to use
// possible values: 'dots', 'progress'
// available reporters: https://npmjs.org/browse/keyword/karma-reporter
reporters: ['progress', 'coverage'],
// configure the coverage reporter
coverageReporter: {
// Specify a reporter type.
type: 'lcov',
dir: 'coverage/',
subdir: function(browser) {
// normalization process to keep a consistent browser name accross different OS
return browser.toLowerCase().split(/[ /-]/)[0]; // output the results into: './coverage/firefox/'
}
},
// start these browsers
// available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
browsers: [chromeBin, 'FirefoxHeadless'],
})
)
}
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