react-native-ui-lib/eslint-rules/tests/lib/rules/component-deprecation.js

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const RuleTester = require('eslint').RuleTester;
const rule = require('../../../lib/rules/component-deprecation');
const deprecationsJson = require('../../component_deprecation.json');

const ruleOptions = [{deprecations: deprecationsJson}];

RuleTester.setDefaultConfig({
  parser: 'babel-eslint',
  parserOptions: { ecmaVersion: 6, ecmaFeatures: { jsx: true } },
});

const ruleTester = new RuleTester();

const valideExample = `const test = <Avatar imageSource={{uri: 'some_uri_string'}}/>`;
const valideImportExample = `import {Avatar} from 'another-module'; const test = <Avatar url={'some_uri_string'}/>`;
const invalideExample = `import {Avatar} from 'module-with-deprecations'; const test = <Avatar url={'some_uri_string'}/>`;

ruleTester.run('component-deprecation', rule, {
  valid: [
    {
      options: ruleOptions,
      code: valideExample,
    },
    {
      options: ruleOptions,
      code: valideImportExample,
    },
  ],
  invalid: [
    {
      options: ruleOptions,
      code: invalideExample,
      errors: [
        { message: `The 'Avatar' component's prop 'url' is deprecated. Please use the 'imageSource' prop instead.` },
      ],
    },
    {
      options: [{...ruleOptions[0], dueDate: '10/11/18'}],
      code: invalideExample,
      errors: [
        { message: `The 'Avatar' component's prop 'url' is deprecated. Please use the 'imageSource' prop instead. Please fix this issue by 10/11/18!` },
      ],
    },
  ],
});