@acuris/eslint-config/rules/tests.js

Acuris eslint shareable configuration

'use strict'

const eslintSupport = require('../core/eslint-support')

const env = {}

const overrides = []

let testOverrides = {
  files: eslintSupport.projectConfig.filePatterns.tests,
  env,
  rules: {
    'global-require': 0,
    ...(eslintSupport.hasEslintPluginNode && {
      'node/no-unpublished-require': 0,
      'node/no-extraneous-import': 0,
      'node/no-extraneous-require': 0
    })
  }
}

if (eslintSupport.hasEslintPluginJest) {
  env.jest = true
  env['jest/globals'] = true

  testOverrides = eslintSupport.mergeEslintConfigs(testOverrides, {
    plugins: ['jest'],
    env,
    rules: {
      'jest/expect-expect': 0,
      'jest/no-commented-out-tests': 'warn',
      'jest/no-disabled-tests': 1,
      'jest/no-export': 'error',
      'jest/no-focused-tests': 1,
      'jest/no-identical-title': 0,
      'jest/no-jest-import': 0,
      'jest/no-mocks-import': 'error',
      'jest/no-jasmine-globals': 'warn',
      'jest/no-standalone-expect': 'error',
      'jest/no-done-callback': 1,
      'jest/no-test-prefixes': 0,
      'jest/no-try-expect': 'error',
      'jest/valid-describe': 'error',
      'jest/valid-expect': 2,
      'jest/valid-expect-in-promise': 'error',
      'jest/no-alias-methods': 'warn',
      'jest/prefer-to-be-null': 1,
      'jest/prefer-to-be-undefined': 1,
      'jest/prefer-to-contain': 1,
      'jest/prefer-to-have-length': 1
    }
  })
}

if (eslintSupport.hasEslintPluginMocha) {
  env.mocha = true

  testOverrides = eslintSupport.mergeEslintConfigs(testOverrides, {
    plugins: ['mocha'],
    env,
    rules: {
      'no-unused-expressions': 0, // for chai
      'mocha/no-exclusive-tests': 1,
      'mocha/no-pending-tests': 1,
      'mocha/no-skipped-tests': 0,
      'mocha/handle-done-callback': 2,
      'mocha/no-synchronous-tests': 0,
      'mocha/no-global-tests': 2,
      'mocha/no-return-and-callback': 2,
      'mocha/valid-test-description': 0,
      'mocha/valid-suite-description': 0,
      'mocha/no-mocha-arrows': 0,
      'mocha/no-hooks': 0,
      'mocha/no-hooks-for-single-case': 0,
      'mocha/no-sibling-hooks': 0,
      'mocha/no-top-level-hooks': 0,
      'mocha/no-identical-title': 0,
      'mocha/max-top-level-suites': 0,
      'mocha/no-nested-tests': 2,
      'mocha/no-setup-in-describe': 0,
      'mocha/prefer-arrow-callback': 0,
      'mocha/no-async-describe': 2
    }
  })
}

if (eslintSupport.hasEslintPluginChaiExpect) {
  testOverrides = eslintSupport.mergeEslintConfigs(testOverrides, {
    plugins: ['chai-expect'],
    rules: {
      'chai-expect/missing-assertion': 2,
      'chai-expect/terminating-properties': 1,
      'chai-expect/no-inner-compare': 0
    }
  })
}

overrides.push(testOverrides)

module.exports = {
  overrides
}