jest.js

module.exports = {
  plugins: ['jest'],
  extends: ['plugin:jest/recommended'],
  env: { 'jest/globals': true },
  rules: {
    'jest/consistent-test-it': 'error',
    'jest/lowercase-name': 'error',
    'jest/no-alias-methods': 'error',
    'jest/no-duplicate-hooks': 'error',
    'jest/no-expect-resolves': 'error',
    'jest/no-test-return-statement': 'error',
    'jest/no-truthy-falsy': 'error',
    'jest/prefer-called-with': 'warn',
    'jest/prefer-hooks-on-top': 'error',
    'jest/prefer-spy-on': 'error',
    'jest/prefer-strict-equal': 'error',
    'jest/prefer-to-be-null': 'error',
    'jest/prefer-to-be-undefined': 'error',
    'jest/prefer-to-contain': 'error',
    'jest/prefer-to-have-length': 'error',
    'jest/prefer-todo': 'error',
    'jest/require-top-level-describe': 'error',
    'jest/require-to-throw-message': 'error',
    'jest/valid-title': 'error'
  }
}