react/scripts/jest/devtools/setupEnv.js

'use strict';

const semver = require('semver');
const ReactVersion = require('../../../packages/shared/ReactVersion');

const {
  DARK_MODE_DIMMED_WARNING_COLOR,
  DARK_MODE_DIMMED_ERROR_COLOR,
  DARK_MODE_DIMMED_LOG_COLOR,
  LIGHT_MODE_DIMMED_WARNING_COLOR,
  LIGHT_MODE_DIMMED_ERROR_COLOR,
  LIGHT_MODE_DIMMED_LOG_COLOR,
} = require('react-devtools-extensions/utils');

// DevTools stores preferences between sessions in localStorage
if (!global.hasOwnProperty('localStorage')) {
  global.localStorage = require('local-storage-fallback').default;
}

// Mimic the global we set with Webpack's DefinePlugin
global.__DEV__ = process.env.NODE_ENV !== 'production';
global.__TEST__ = true;

global.process.env.DARK_MODE_DIMMED_WARNING_COLOR = DARK_MODE_DIMMED_WARNING_COLOR;
global.process.env.DARK_MODE_DIMMED_ERROR_COLOR = DARK_MODE_DIMMED_ERROR_COLOR;
global.process.env.DARK_MODE_DIMMED_LOG_COLOR = DARK_MODE_DIMMED_LOG_COLOR;
global.process.env.LIGHT_MODE_DIMMED_WARNING_COLOR = LIGHT_MODE_DIMMED_WARNING_COLOR;
global.process.env.LIGHT_MODE_DIMMED_ERROR_COLOR = LIGHT_MODE_DIMMED_ERROR_COLOR;
global.process.env.LIGHT_MODE_DIMMED_LOG_COLOR = LIGHT_MODE_DIMMED_LOG_COLOR;

global._test_react_version = (range, testName, callback) => {
  const reactVersion = process.env.REACT_VERSION || ReactVersion.default;
  const shouldPass = semver.satisfies(reactVersion, range);

  if (shouldPass) {
    test(testName, callback);
  } else {
    test.skip(testName, callback);
  }
};

global._test_react_version_focus = (range, testName, callback) => {
  const reactVersion = process.env.REACT_VERSION || ReactVersion.default;
  const shouldPass = semver.satisfies(reactVersion, range);

  if (shouldPass) {
    // eslint-disable-next-line jest/no-focused-tests
    test.only(testName, callback);
  } else {
    test.skip(testName, callback);
  }
};

global._test_ignore_for_react_version = (testName, callback) => {
  test.skip(testName, callback);
};