eslint-plugin-jest/lib/rules/__tests__/no-hooks.test.js

Eslint rules for Jest

'use strict';

const _require = require('eslint'),
      RuleTester = _require.RuleTester;

const rule = require('../no-hooks');

const ruleTester = new RuleTester({
  parserOptions: {
    ecmaVersion: 6
  }
});
ruleTester.run('no-hooks', rule, {
  valid: ['test("foo")', 'describe("foo", () => { it("bar") })', 'test("foo", () => { expect(subject.beforeEach()).toBe(true) })', {
    code: 'afterEach(() => {}); afterAll(() => {});',
    options: [{
      allow: ['afterEach', 'afterAll']
    }]
  }],
  invalid: [{
    code: 'beforeAll(() => {})',
    errors: [{
      messageId: 'unexpectedHook',
      data: {
        hookName: 'beforeAll'
      }
    }]
  }, {
    code: 'beforeEach(() => {})',
    errors: [{
      messageId: 'unexpectedHook',
      data: {
        hookName: 'beforeEach'
      }
    }]
  }, {
    code: 'afterAll(() => {})',
    errors: [{
      messageId: 'unexpectedHook',
      data: {
        hookName: 'afterAll'
      }
    }]
  }, {
    code: 'afterEach(() => {})',
    errors: [{
      messageId: 'unexpectedHook',
      data: {
        hookName: 'afterEach'
      }
    }]
  }, {
    code: 'beforeEach(() => {}); afterEach(() => { jest.resetModules() });',
    options: [{
      allow: ['afterEach']
    }],
    errors: [{
      messageId: 'unexpectedHook',
      data: {
        hookName: 'beforeEach'
      }
    }]
  }]
});