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RuleTesterTs.ts
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RuleTesterTs.ts
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/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2020 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
import { RuleTester, Rule } from 'eslint';
import * as path from 'path';
const parser = path.resolve(`${__dirname}/../node_modules/@typescript-eslint/parser`);
const parserOptions = {
ecmaVersion: 2018,
sourceType: 'module',
project: path.resolve(`${__dirname}/fixtures/rule-tester-project/tsconfig.json`),
};
const placeHolderFilePath = path.resolve(`${__dirname}/fixtures/rule-tester-project/file.tsx`);
/**
* Rule tester for Typescript, using @typescript-eslint parser, making sure that type information is present.
* It will also assert that no issues is raised when there are no type information.
*/
class RuleTesterTs extends RuleTester {
constructor(public expectNoIssuesWithoutTypes = true) {
super({
parser,
parserOptions,
});
}
run(
name: string,
rule: Rule.RuleModule,
tests: {
valid?: RuleTester.ValidTestCase[];
invalid?: RuleTester.InvalidTestCase[];
},
): void {
const setFilename = test => {
if (!test.filename) {
test.filename = placeHolderFilePath;
}
};
tests.valid.forEach(setFilename);
tests.invalid.forEach(setFilename);
super.run(name, rule, tests);
}
}
export { RuleTesterTs };