wishthis/node_modules/make-error-cause/dist/index.spec.js
2022-01-21 09:28:41 +01:00

25 lines
No EOL
1.1 KiB
JavaScript

"use strict";
var test = require('blue-tape');
var makeErrorCause = require('./index');
test('make error cause', function (t) {
var TestError = makeErrorCause('TestError');
var SubTestError = makeErrorCause('SubTestError', TestError);
t.test('render the cause', function (t) {
var cause = new Error('boom!');
var error = new TestError('something bad', cause);
var again = new SubTestError('more bad', error);
t.equal(error.cause, cause);
t.equal(error.toString(), 'TestError: something bad\nCaused by: Error: boom!');
t.ok(error instanceof Error);
t.ok(error instanceof makeErrorCause.BaseError);
t.ok(error instanceof TestError);
t.equal(again.cause, error);
t.equal(again.toString(), 'SubTestError: more bad\nCaused by: TestError: something bad\nCaused by: Error: boom!');
t.ok(again instanceof Error);
t.ok(again instanceof makeErrorCause.BaseError);
t.ok(again instanceof TestError);
t.ok(again instanceof SubTestError);
t.end();
});
});
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