test262/test/built-ins/Atomics/wait/symbol-for-value-throws-age...

70 lines
1.8 KiB
JavaScript

// Copyright (C) 2018 Amal Hussein. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-atomics.wait
description: >
Throws a TypeError if value arg is a Symbol
info: |
Atomics.wait( typedArray, index, value, timeout )
3. Let v be ? ToInt32(value).
ToInt32(value)
1.Let number be ? ToNumber(argument).
Symbol --> Throw a TypeError exception.
includes: [atomicsHelper.js]
features: [Atomics, SharedArrayBuffer, Symbol, Symbol.toPrimitive, TypedArray]
---*/
$262.agent.start(`
const poisonedValueOf = {
valueOf: function() {
throw new Test262Error('should not evaluate this code');
}
};
const poisonedToPrimitive = {
[Symbol.toPrimitive]: function() {
throw new Test262Error("passing a poisoned object using @@ToPrimitive");
}
};
$262.agent.receiveBroadcast(function(sab) {
const i32a = new Int32Array(sab);
const before = $262.agent.monotonicNow();
try {
Atomics.wait(i32a, 0, Symbol("1"), poisonedValueOf);
} catch (error) {
$262.agent.report('Symbol("1")');
}
try {
Atomics.wait(i32a, 0, Symbol("2"), poisonedToPrimitive);
} catch (error) {
$262.agent.report('Symbol("2")');
}
$262.agent.report($262.agent.monotonicNow() - before);
$262.agent.leaving();
});
`);
const i32a = new Int32Array(
new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT * 4)
);
$262.agent.broadcast(i32a.buffer);
$262.agent.sleep(150);
assert.sameValue($262.agent.getReport(), 'Symbol("1")');
assert.sameValue($262.agent.getReport(), 'Symbol("2")');
const lapse = $262.agent.getReport();
assert(lapse >= 0, 'timeout should be a min of 0ms');
assert(lapse <= $262.agent.MAX_TIME_EPSILON, 'timeout should be a max of $$262.agent.MAX_TIME_EPSILON');
assert.sameValue(Atomics.wake(i32a, 0), 0);