| /* eslint-env jest */ |
| /** |
| * @fileoverview Enforce lang attribute has a valid value. |
| * @author Ethan Cohen |
| */ |
| |
| // ----------------------------------------------------------------------------- |
| // Requirements |
| // ----------------------------------------------------------------------------- |
| |
| import { RuleTester } from 'eslint'; |
| import parserOptionsMapper from '../../__util__/parserOptionsMapper'; |
| import rule from '../../../src/rules/lang'; |
| |
| // ----------------------------------------------------------------------------- |
| // Tests |
| // ----------------------------------------------------------------------------- |
| |
| const ruleTester = new RuleTester(); |
| |
| const expectedError = { |
| message: 'lang attribute must have a valid value.', |
| type: 'JSXAttribute', |
| }; |
| |
| ruleTester.run('lang', rule, { |
| valid: [ |
| { code: '<div />;' }, |
| { code: '<div foo="bar" />;' }, |
| { code: '<div lang="foo" />;' }, |
| { code: '<html lang="en" />' }, |
| { code: '<html lang="en-US" />' }, |
| { code: '<html lang={foo} />' }, |
| { code: '<HTML lang="foo" />' }, |
| { code: '<Foo lang="bar" />' }, |
| ].map(parserOptionsMapper), |
| invalid: [ |
| { code: '<html lang="foo" />', errors: [expectedError] }, |
| { code: '<html lang="zz-LL" />', errors: [expectedError] }, |
| { code: '<html lang={undefined} />', errors: [expectedError] }, |
| ].map(parserOptionsMapper), |
| }); |
