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const path = require('path');
const glob = require('glob');
const chalk = require('chalk');
const webpack = require('webpack');
const argumentsParser = require('commander');
const webpackConfig = require('./webpack.config.js');
const IS_EE = require('./helpers/is_ee_env');
const ROOT_PATH = path.resolve(__dirname, '..');
const SPECS_PATH = /^(?:\.[\\\/])?(ee[\\\/])?spec[\\\/]javascripts[\\\/]/;
function exitError(message) {
console.error(chalk.red(`\nError: ${message}\n`));
process.exit(1);
}
function exitWarn(message) {
console.error(chalk.yellow(`\nWarn: ${message}\n`));
process.exit(0);
}
function exit(message, isError = true) {
const fn = isError ? exitError : exitWarn;
fn(message);
}
// disable problematic options
webpackConfig.entry = undefined;
webpackConfig.mode = 'development';
webpackConfig.optimization.nodeEnv = false;
webpackConfig.optimization.runtimeChunk = false;
webpackConfig.optimization.splitChunks = false;
// use quicker sourcemap option
webpackConfig.devtool = 'cheap-inline-source-map';
// set BABEL_ENV to indicate when we're running code coverage
webpackConfig.plugins.push(
new webpack.DefinePlugin({
'process.env.BABEL_ENV': JSON.stringify(process.env.BABEL_ENV || process.env.NODE_ENV || null),
}),
);
const options = argumentsParser
.option('--no-fail-on-empty-test-suite')
.option(
'-f, --filter-spec [filter]',
'Filter run spec files by path. Multiple filters are like a logical OR.',
(filter, memo) => {
memo.push(filter, filter.replace(/\/?$/, '/**/*.js'));
return memo;
},
[],
)
.parse(process.argv);
const specFilters = options.filterSpec;
const createContext = (specFiles, regex, suffix) => {
const newContext = specFiles.reduce((context, file) => {
const relativePath = file.replace(SPECS_PATH, '');
context[file] = `./${relativePath}`;
return context;
}, {});
webpackConfig.plugins.push(
new webpack.ContextReplacementPlugin(regex, path.join(ROOT_PATH, suffix), newContext),
);
};
if (specFilters.length) {
// resolve filters
let filteredSpecFiles = specFilters.map(filter =>
glob
.sync(filter, {
root: ROOT_PATH,
matchBase: true,
})
.filter(path => path.endsWith('spec.js')),
);
// flatten
filteredSpecFiles = Array.prototype.concat.apply([], filteredSpecFiles);
// remove duplicates
filteredSpecFiles = [...new Set(filteredSpecFiles)];
if (filteredSpecFiles.length < 1) {
const isError = options.failOnEmptyTestSuite;
exit('Your filter did not match any test files.', isError);
}
if (!filteredSpecFiles.every(file => SPECS_PATH.test(file))) {
exitError('Test files must be located within /spec/javascripts.');
}
const CE_FILES = filteredSpecFiles.filter(file => !file.startsWith('ee'));
createContext(CE_FILES, /[^e]{2}[\\\/]spec[\\\/]javascripts$/, 'spec/javascripts');
const EE_FILES = filteredSpecFiles.filter(file => file.startsWith('ee'));
createContext(EE_FILES, /ee[\\\/]spec[\\\/]javascripts$/, 'ee/spec/javascripts');
}
// Karma configuration
module.exports = function(config) {
process.env.TZ = 'Etc/UTC';
const fixturesPath = `tmp/tests/frontend/fixtures${IS_EE ? '-ee' : ''}`;
const staticFixturesPath = 'spec/frontend/fixtures/static';
const karmaConfig = {
basePath: ROOT_PATH,
browsers: ['ChromeHeadlessCustom'],
client: {
color: !process.env.CI,
},
customLaunchers: {
ChromeHeadlessCustom: {
base: 'ChromeHeadless',
displayName: 'Chrome',
flags: [
// chrome cannot run in sandboxed mode inside a docker container unless it is run with
// escalated kernel privileges (e.g. docker run --cap-add=CAP_SYS_ADMIN)
'--no-sandbox',
// https://bugs.chromium.org/p/chromedriver/issues/detail?id=2870
'--enable-features=NetworkService,NetworkServiceInProcess',
],
},
},
frameworks: ['jasmine'],
files: [
{ pattern: 'spec/javascripts/test_bundle.js', watched: false },
{ pattern: `${fixturesPath}/**/*`, included: false },
{ pattern: `${staticFixturesPath}/**/*`, included: false },
],
proxies: {
'/fixtures/': `/base/${fixturesPath}/`,
'/fixtures/static/': `/base/${staticFixturesPath}/`,
},
preprocessors: {
'spec/javascripts/**/*.js': ['webpack', 'sourcemap'],
'ee/spec/javascripts/**/*.js': ['webpack', 'sourcemap'],
},
reporters: ['mocha'],
webpack: webpackConfig,
webpackMiddleware: { stats: 'errors-only' },
plugins: [
'karma-chrome-launcher',
'karma-coverage-istanbul-reporter',
'karma-jasmine',
'karma-junit-reporter',
'karma-mocha-reporter',
'karma-sourcemap-loader',
'karma-webpack',
],
};
if (process.env.CI) {
karmaConfig.reporters.push('junit');
karmaConfig.junitReporter = {
outputFile: 'junit_karma.xml',
useBrowserName: false,
};
} else {
// ignore 404s in local environment because we are not fixing them and they bloat the log
function ignore404() {
return (request, response /* next */) => {
response.writeHead(404);
return response.end('NOT FOUND');
};
}
karmaConfig.middleware = ['ignore-404'];
karmaConfig.plugins.push({
'middleware:ignore-404': ['factory', ignore404],
});
}
if (process.env.BABEL_ENV === 'coverage' || process.env.NODE_ENV === 'coverage') {
karmaConfig.reporters.push('coverage-istanbul');
karmaConfig.coverageIstanbulReporter = {
reports: ['html', 'text-summary'],
dir: 'coverage-javascript/',
subdir: '.',
fixWebpackSourcePaths: true,
};
karmaConfig.browserNoActivityTimeout = 60000; // 60 seconds
}
if (process.env.DEBUG) {
karmaConfig.logLevel = config.LOG_DEBUG;
process.env.CHROME_LOG_FILE = process.env.CHROME_LOG_FILE || 'chrome_debug.log';
}
if (process.env.CHROME_LOG_FILE) {
karmaConfig.customLaunchers.ChromeHeadlessCustom.flags.push('--enable-logging', '--v=1');
}
config.set(karmaConfig);
};
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