test262/test/built-ins/Date/value-symbol-to-prim-err.js

37 lines
997 B
JavaScript

// Copyright (c) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-date-value
es6id: 20.3.2.2
description: >
Behavior when error thrown by invocation of `Symbol.toPrimitive` method
during coercion
info: >
[...]
3. If NewTarget is not undefined, then
a. If Type(value) is Object and value has a [[DateValue]] internal slot,
then
[...]
b. Else,
i. Let v be ? ToPrimitive(value).
ES6 Section 7.1.1 ToPrimitive ( input [, PreferredType] )
[...]
4. Let exoticToPrim be GetMethod(input, @@toPrimitive).
5. ReturnIfAbrupt(exoticToPrim).
6. If exoticToPrim is not undefined, then
a. Let result be Call(exoticToPrim, input, «hint»).
b. ReturnIfAbrupt(result).
features: [Symbol.toPrimitive]
---*/
var y = {};
y[Symbol.toPrimitive] = function() {
throw new Test262Error();
};
assert.throws(Test262Error, function() {
new Date(y);
});