node/test/parallel/test-assert-fail.js
Ruben Bridgewater eee5adfab5
assert: add default operator to assert.fail()
This makes sure `assert.fail()` contains an operator instead of being
undefined.

On top of that it also fixes the `err.generatedMessage` property.
Before, it was not always set correct.

PR-URL: https://github.com/nodejs/node/pull/22694
Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
2018-09-17 15:59:12 +02:00

40 lines
748 B
JavaScript

'use strict';
require('../common');
const assert = require('assert');
// No args
assert.throws(
() => { assert.fail(); },
{
code: 'ERR_ASSERTION',
name: 'AssertionError [ERR_ASSERTION]',
message: 'Failed',
operator: 'fail',
actual: undefined,
expected: undefined,
generatedMessage: true
}
);
// One arg = message
assert.throws(() => {
assert.fail('custom message');
}, {
code: 'ERR_ASSERTION',
name: 'AssertionError [ERR_ASSERTION]',
message: 'custom message',
operator: 'fail',
actual: undefined,
expected: undefined,
generatedMessage: false
});
// One arg = Error
assert.throws(() => {
assert.fail(new TypeError('custom message'));
}, {
name: 'TypeError',
message: 'custom message'
});