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'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
common.skipIfEslintMissing();
const RuleTester = require('../../tools/node_modules/eslint').RuleTester;
const rule = require('../../tools/eslint-rules/async-iife-no-unused-result');
const message = 'The result of an immediately-invoked async function needs ' +
'to be used (e.g. with `.then(common.mustCall())`)';
const tester = new RuleTester({ parserOptions: { ecmaVersion: 8 } });
tester.run('async-iife-no-unused-result', rule, {
valid: [
'(() => {})()',
'(async () => {})',
'(async () => {})().then()',
'(async () => {})().catch()',
'(function () {})()',
'(async function () {})',
'(async function () {})().then()',
'(async function () {})().catch()',
],
invalid: [
{
code: '(async () => {})()',
errors: [{ message }],
output: '(async () => {})()',
},
{
code: '(async function() {})()',
errors: [{ message }],
output: '(async function() {})()',
},
{
code: "const common = require('../common');(async () => {})()",
errors: [{ message }],
output: "const common = require('../common');(async () => {})()" +
'.then(common.mustCall())',
},
{
code: "const common = require('../common');(async function() {})()",
errors: [{ message }],
output: "const common = require('../common');(async function() {})()" +
'.then(common.mustCall())',
},
]
});
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