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eslint-config-lemon

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/** * @fileoverview Enforce elements with aria-activedescendant are tabbable. * @author Jesse Beach <@jessebeach> */ // ----------------------------------------------------------------------------- // Requirements // ----------------------------------------------------------------------------- import { RuleTester } from 'eslint'; import parserOptionsMapper from '../../__util__/parserOptionsMapper'; import rule from '../../../src/rules/aria-activedescendant-has-tabindex'; // ----------------------------------------------------------------------------- // Tests // ----------------------------------------------------------------------------- const ruleTester = new RuleTester(); const expectedError = { message: 'An element that manages focus with `aria-activedescendant` must have a tabindex', type: 'JSXOpeningElement', }; ruleTester.run('aria-activedescendant-has-tabindex', rule, { valid: [ { code: '<CustomComponent />;', }, { code: '<CustomComponent aria-activedescendant={someID} />;', }, { code: '<CustomComponent aria-activedescendant={someID} tabIndex={0} />;', }, { code: '<CustomComponent aria-activedescendant={someID} tabIndex={-1} />;', }, { code: '<CustomComponent aria-activedescendant={someID} tabIndex={0} />;', settings: { 'jsx-a11y': { components: { CustomComponent: 'div' } } }, }, { code: '<div />;', }, { code: '<input />;', }, { code: '<div tabIndex={0} />;', }, { code: '<div aria-activedescendant={someID} tabIndex={0} />;', }, { code: '<div aria-activedescendant={someID} tabIndex="0" />;', }, { code: '<div aria-activedescendant={someID} tabIndex={1} />;', }, { code: '<input aria-activedescendant={someID} />;', }, { code: '<input aria-activedescendant={someID} tabIndex={1} />;', }, { code: '<input aria-activedescendant={someID} tabIndex={0} />;', }, { code: '<input aria-activedescendant={someID} tabIndex={-1} />;', }, { code: '<div aria-activedescendant={someID} tabIndex={-1} />;', }, { code: '<div aria-activedescendant={someID} tabIndex="-1" />;', }, { code: '<input aria-activedescendant={someID} tabIndex={-1} />;', }, ].map(parserOptionsMapper), invalid: [ { code: '<div aria-activedescendant={someID} />;', errors: [expectedError], }, { code: '<CustomComponent aria-activedescendant={someID} />;', errors: [expectedError], settings: { 'jsx-a11y': { components: { CustomComponent: 'div' } } }, }, ].map(parserOptionsMapper), });