139 lines
3.6 KiB
JavaScript
139 lines
3.6 KiB
JavaScript
// @remove-on-eject-begin
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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// @remove-on-eject-end
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'use strict';
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// Do this as the first thing so that any code reading it knows the right env.
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process.env.BABEL_ENV = 'test';
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process.env.NODE_ENV = 'test';
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process.env.PUBLIC_URL = '';
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// Makes the script crash on unhandled rejections instead of silently
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// ignoring them. In the future, promise rejections that are not handled will
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// terminate the Node.js process with a non-zero exit code.
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process.on('unhandledRejection', err => {
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throw err;
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});
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// Ensure environment variables are read.
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require('../config/env');
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// @remove-on-eject-begin
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// Do the preflight check (only happens before eject).
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const verifyPackageTree = require('./utils/verifyPackageTree');
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if (process.env.SKIP_PREFLIGHT_CHECK !== 'true') {
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verifyPackageTree();
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}
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const verifyTypeScriptSetup = require('./utils/verifyTypeScriptSetup');
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verifyTypeScriptSetup();
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// @remove-on-eject-end
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const jest = require('jest');
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const execSync = require('child_process').execSync;
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let argv = process.argv.slice(2);
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function isInGitRepository() {
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try {
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execSync('git rev-parse --is-inside-work-tree', { stdio: 'ignore' });
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return true;
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} catch (e) {
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return false;
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}
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}
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function isInMercurialRepository() {
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try {
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execSync('hg --cwd . root', { stdio: 'ignore' });
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return true;
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} catch (e) {
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return false;
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}
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}
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// Watch unless on CI or explicitly running all tests
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if (
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!process.env.CI &&
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argv.indexOf('--watchAll') === -1 &&
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argv.indexOf('--watchAll=false') === -1
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) {
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// https://github.com/facebook/create-react-app/issues/5210
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const hasSourceControl = isInGitRepository() || isInMercurialRepository();
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argv.push(hasSourceControl ? '--watch' : '--watchAll');
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}
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// @remove-on-eject-begin
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// This is not necessary after eject because we embed config into package.json.
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const createJestConfig = require('./utils/createJestConfig');
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const path = require('path');
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const paths = require('../config/paths');
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argv.push(
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'--config',
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JSON.stringify(
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createJestConfig(
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relativePath => path.resolve(__dirname, '..', relativePath),
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path.resolve(paths.appSrc, '..'),
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false
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)
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)
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);
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// This is a very dirty workaround for https://github.com/facebook/jest/issues/5913.
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// We're trying to resolve the environment ourselves because Jest does it incorrectly.
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// TODO: remove this as soon as it's fixed in Jest.
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const resolve = require('resolve');
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function resolveJestDefaultEnvironment(name) {
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const jestDir = path.dirname(
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resolve.sync('jest', {
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basedir: __dirname,
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})
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);
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const jestCLIDir = path.dirname(
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resolve.sync('jest-cli', {
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basedir: jestDir,
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})
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);
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const jestConfigDir = path.dirname(
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resolve.sync('jest-config', {
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basedir: jestCLIDir,
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})
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);
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return resolve.sync(name, {
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basedir: jestConfigDir,
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});
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}
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let cleanArgv = [];
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let env = 'jsdom';
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let next;
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do {
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next = argv.shift();
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if (next === '--env') {
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env = argv.shift();
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} else if (next.indexOf('--env=') === 0) {
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env = next.substring('--env='.length);
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} else {
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cleanArgv.push(next);
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}
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} while (argv.length > 0);
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argv = cleanArgv;
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let resolvedEnv;
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try {
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resolvedEnv = resolveJestDefaultEnvironment(`jest-environment-${env}`);
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} catch (e) {
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// ignore
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}
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if (!resolvedEnv) {
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try {
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resolvedEnv = resolveJestDefaultEnvironment(env);
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} catch (e) {
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// ignore
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}
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}
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const testEnvironment = resolvedEnv || env;
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argv.push('--env', testEnvironment);
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// @remove-on-eject-end
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jest.run(argv);
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