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'use strict';
// Do this as the first thing so that any code reading it knows the right env.
process.env.BABEL_ENV = 'test';
process.env.NODE_ENV = 'test';
process.env.PUBLIC_URL = '';
// Makes the script crash on unhandled rejections instead of silently
// ignoring them. In the future, promise rejections that are not handled will
// terminate the Node.js process with a non-zero exit code.
process.on('unhandledRejection', err => {
throw err;
});
// Ensure environment variables are read.
require('../config/env');
const jest = require('jest');
const execSync = require('child_process').execSync;
let argv = process.argv.slice(2);
function isInGitRepository() {
try {
execSync('git rev-parse --is-inside-work-tree', { stdio: 'ignore' });
return true;
} catch (e) {
return false;
}
}
function isInMercurialRepository() {
try {
execSync('hg --cwd . root', { stdio: 'ignore' });
return true;
} catch (e) {
return false;
}
}
// Watch unless on CI, in coverage mode, or explicitly running all tests
if (
!process.env.CI &&
argv.indexOf('--coverage') === -1 &&
argv.indexOf('--watchAll') === -1
) {
// https://github.com/facebook/create-react-app/issues/5210
const hasSourceControl = isInGitRepository() || isInMercurialRepository();
argv.push(hasSourceControl ? '--watch' : '--watchAll');
}
jest.run(argv);
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