nodejs/test/parallel/test-worker-execargv-invalid.js
Ruben Bridgewater e038d6a1cd
test: refactor common.expectsError
This completely refactors the `expectsError` behavior: so far it's
almost identical to `assert.throws(fn, object)` in case it was used
with a function as first argument. It had a magical property check
that allowed to verify a functions `type` in case `type` was passed
used in the validation object. This pattern is now completely removed
and `assert.throws()` should be used instead.

The main intent for `common.expectsError()` is to verify error cases
for callback based APIs. This is now more flexible by accepting all
validation possibilites that `assert.throws()` accepts as well. No
magical properties exist anymore. This reduces surprising behavior
for developers who are not used to the Node.js core code base.

This has the side effect that `common` is used significantly less
frequent.

PR-URL: https://github.com/nodejs/node/pull/31092
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
2019-12-31 15:54:20 +01:00

36 lines
793 B
JavaScript

'use strict';
require('../common');
const assert = require('assert');
const { Worker } = require('worker_threads');
{
const expectedErr = {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError'
};
assert.throws(() => {
new Worker(__filename, { execArgv: 'hello' });
}, expectedErr);
assert.throws(() => {
new Worker(__filename, { execArgv: 6 });
}, expectedErr);
}
{
const expectedErr = {
code: 'ERR_WORKER_INVALID_EXEC_ARGV',
name: 'Error'
};
assert.throws(() => {
new Worker(__filename, { execArgv: ['--foo'] });
}, expectedErr);
assert.throws(() => {
new Worker(__filename, { execArgv: ['--title=blah'] });
}, expectedErr);
assert.throws(() => {
new Worker(__filename, { execArgv: ['--redirect-warnings'] });
}, expectedErr);
}