elyra-extension/testutils/jest.config.js

/*
 * Copyright 2018-2022 Elyra Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/* global module, require, __dirname */
const func = require('@jupyterlab/testutils/lib/jest-config');
const upstream = func('jupyterlab_go_to_definition', __dirname);

const reuseFromUpstream = [
  'setupFilesAfterEnv',
  'setupFiles',
  'moduleFileExtensions'
];

const esModules = [
  'lib0',
  'y\\-protocols',
  'y\\-websocket',
  'yjs',
  '(@jupyterlab/.*)/'
].join('|');

const local = {
  globals: { 'ts-jest': { tsConfig: 'tsconfig.json' } },
  // eslint-disable-next-line no-useless-escape
  testRegex: `.*\.spec\.tsx?$`,
  transform: {
    '\\.(ts|tsx)?$': 'ts-jest',
    '\\.(js|jsx)?$': '../../testutils/transform.js',
    '\\.svg$': 'jest-raw-loader'
  },
  transformIgnorePatterns: [`/node_modules/(?!${esModules}).+`],
  moduleNameMapper: {
    '\\.(css|less|sass|scss)$': 'identity-obj-proxy',
    '\\.(gif|ttf|eot)$': '@jupyterlab/testutils/lib/jest-file-mock.js'
  }
};

for (const option of reuseFromUpstream) {
  local[option] = upstream[option];
}

local['setupFilesAfterEnv'] = ['../../testutils/jest.setup.js'];

module.exports = local;