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This module provides a simple function that can be used in
assert.throws
to verify that an error is an instance of a particular
class, and/or that its message has specific content.
'use strict'
const assert = require('assert');
const testError = require('test-error');
// ...
describe('suite', function() {
it('should throw a TypeError', function() {
assert.throws(() => testMe(),
err => testError(err, TypeError, 'missing argument'));
});
}); // suite
npm install test-error
error
{Error} The error instance to be tested.constructor
{Function} Optional class of which error
must be an
instance. If not provided the parentage of error
is not tested.msgCheck
{String|RegExp} Optional content expected in
error.message
. If a String is provided, the String must appear
within error.message
(at any position). If a RegExp is provided, its
test
method must accept error.message
. If not provided the value
of error.message
is not tested.Returns false
if a provided constructor
or msgCheck
verification
fails, true
otherwise.
All changes since 1.0.0 relate to package documentation.
package.json
so coveralls updates are performed.FAQs
Function to check the type and message content of a Node.js Error
The npm package test-error receives a total of 5 weekly downloads. As such, test-error popularity was classified as not popular.
We found that test-error demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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