jest.config.ts

/*
 * Copyright 2022 by s4y.solutions
 *
 * 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.
 */

import type {JestConfigWithTsJest} from 'ts-jest';

const config: JestConfigWithTsJest = {
  extensionsToTreatAsEsm: ['.ts', '.tsx'],

  moduleDirectories: ['node_modules'],

  moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'],

  moduleNameMapper: {
    '^(\\.{1,2}/.*)\\.js$': '$1',
  },

  roots: ['<rootDir>/src/react'],

  setupFiles: [],
  // setupFiles: ['fake-indexeddb/auto'],
  setupFilesAfterEnv: [],

  testEnvironment: 'jsdom',

  testPathIgnorePatterns: ['/node_modules/', '/public/'],

  // Test spec file resolution pattern
  // Matches parent folder `__tests__` and filename
  // should contain `test` or `spec`.
  testRegex: '(/__tests__/.*|(\\.|/)(test|spec))\\.tsx?$',

  // Jest transformations -- this adds support for TypeScript
  // using ts-jest
  transform: {
    '^.+\\.tsx?$': ['ts-jest', {useESM: true}],
  },

  verbose: true,
};

export default config;