@amedia/eslint-config-jest/index.js

ESLint configuration to be used by developers at Amedia

import pluginJest from 'eslint-plugin-jest';

export default [
  {
    files: ['**/*.spec.js', '**/*.test.js'],
    plugins: { jest: pluginJest },
    languageOptions: {
      globals: pluginJest.environments.globals.globals,
    },
    rules: {
      'jest/consistent-test-it': [
        'error',
        {
          fn: 'it',
          withinDescribe: 'it',
        },
      ],
      'jest/expect-expect': 'error',
      'jest/no-disabled-tests': 'warn',
      'jest/no-focused-tests': 'warn',
      'jest/no-identical-title': 'error',
      'jest/no-large-snapshots': ['warn', { maxSize: 300 }],
      'jest/prefer-strict-equal': 'error',
      'jest/prefer-to-have-length': 'error',
      'jest/valid-expect': 'error',
    },
  },
];