node/test/parallel/test-eslint-prefer-common-mustnotcall.js
Teddy Katz cd5ee52d70
test: add tests for eslint rules
This adds tests for the custom eslint rules in this repository, using
the `RuleTester` test utility bundled with eslint.

PR-URL: https://github.com/nodejs/node/pull/16138
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
2017-10-14 02:53:19 -04:00

28 lines
643 B
JavaScript

'use strict';
require('../common');
const RuleTester = require('../../tools/eslint').RuleTester;
const rule = require('../../tools/eslint-rules/prefer-common-mustnotcall');
const message = 'Please use common.mustNotCall(msg) instead of ' +
'common.mustCall(fn, 0) or common.mustCall(0).';
new RuleTester().run('prefer-common-mustnotcall', rule, {
valid: [
'common.mustNotCall(fn)',
'common.mustCall(fn)',
'common.mustCall(fn, 1)'
],
invalid: [
{
code: 'common.mustCall(fn, 0)',
errors: [{ message }]
},
{
code: 'common.mustCall(0)',
errors: [{ message }]
}
]
});