test262/test/harness/compare-array-arguments.js

39 lines
1.1 KiB
JavaScript

// Copyright (C) 2021 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Accepts spreadable arguments
includes: [compareArray.js]
---*/
const fixture = [0, 'a', undefined];
function checkFormatOfAssertionMessage(func, errorMessage) {
var caught = false;
try {
func();
} catch (error) {
caught = true;
assert.sameValue(error.constructor, Test262Error);
assert.sameValue(error.message, errorMessage);
}
assert(caught, `Expected ${func} to throw, but it didn't.`);
}
function f() {
assert.compareArray(arguments, fixture);
assert.compareArray(fixture, arguments);
checkFormatOfAssertionMessage(() => {
assert.compareArray(arguments, [], 'arguments and []');
}, 'Expected [0, a, undefined] and [] to have the same contents. arguments and []');
checkFormatOfAssertionMessage(() => {
assert.compareArray([], arguments, '[] and arguments');
}, 'Expected [] and [0, a, undefined] to have the same contents. [] and arguments');
}
f(...fixture);