node/test/parallel/test-internal-error-original-names.js
Ruben Bridgewater 1ed3c54ecb
errors: update error name
This updates all Node.js errors by removing the `code` being part
of the `name` property. Instead, the name is just changed once on
instantiation, the stack is accessed to create the stack as expected
and then the `name` property is set back to it's original form.

PR-URL: https://github.com/nodejs/node/pull/26738
Fixes: https://github.com/nodejs/node/issues/26669
Fixes: https://github.com/nodejs/node/issues/20253
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
2019-03-23 02:55:54 +01:00

36 lines
922 B
JavaScript

// Flags: --expose-internals
'use strict';
// This tests `internal/errors.useOriginalName`
// This testing feature is needed to allows us to assert the types of
// errors without using instanceof, which is necessary in WPT harness.
// Refs: https://github.com/nodejs/node/pull/22556
require('../common');
const assert = require('assert');
const errors = require('internal/errors');
errors.E('TEST_ERROR_1', 'Error for testing purposes: %s',
Error);
{
const err = new errors.codes.TEST_ERROR_1('test');
assert(err instanceof Error);
assert.strictEqual(err.name, 'Error');
}
{
errors.useOriginalName = true;
const err = new errors.codes.TEST_ERROR_1('test');
assert(err instanceof Error);
assert.strictEqual(err.name, 'Error');
}
{
errors.useOriginalName = false;
const err = new errors.codes.TEST_ERROR_1('test');
assert(err instanceof Error);
assert.strictEqual(err.name, 'Error');
}