Update Promise.all tests

This commit is contained in:
Alexey Shvayka 2020-06-03 17:21:22 +03:00 committed by Rick Waldron
parent 081afde9c1
commit cf37b039a8
4 changed files with 76 additions and 104 deletions

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@ -1,57 +0,0 @@
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Error retrieving the constructor's `resolve` method before iterator being used.
esid: sec-performpromiseall
info: |
11. Let result be PerformPromiseAll(iteratorRecord, C, promiseCapability).
12. If result is an abrupt completion,
a. If iteratorRecord.[[done]] is false, let result be
IteratorClose(iterator, result).
b. IfAbruptRejectPromise(result, promiseCapability).
...
Runtime Semantics: PerformPromiseAll
...
1. Let promiseResolve be ? Get(constructor, `"resolve"`).
...
1. Repeat,
1. Let next be IteratorStep(iteratorRecord).
...
1. Let nextPromise be ? Call(promiseResolve, constructor, < nextValue >).
features: [Symbol.iterator]
---*/
var iter = {};
var returnCount = 0;
var nextCount = 0;
iter[Symbol.iterator] = function() {
return {
next: function() {
nextCount += 1;
return {
done: false
};
},
return: function() {
returnCount += 1;
return {};
}
};
};
Object.defineProperty(Promise, 'resolve', {
get() {
throw new Test262Error();
}
});
Promise.all(iter);
assert.sameValue(nextCount, 0);
assert.sameValue(returnCount, 1);

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// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-promise.all
description: >
Promise.resolve is retrieved before GetIterator call (abrupt lookup).
info: |
Promise.all ( iterable )
[...]
3. Let promiseResolve be GetPromiseResolve(C).
4. IfAbruptRejectPromise(promiseResolve, promiseCapability).
GetPromiseResolve ( promiseConstructor )
[...]
2. Let promiseResolve be ? Get(promiseConstructor, "resolve").
flags: [async]
features: [Symbol.iterator]
---*/
const iter = {
get [Symbol.iterator]() {
throw new Test262Error('unreachable');
},
};
const resolveError = { name: 'MyError' };
Object.defineProperty(Promise, 'resolve', {
get() {
throw resolveError;
},
});
Promise.all(iter).then(() => {
throw new Test262Error('The promise should be rejected, but it was resolved');
}, (reason) => {
assert.sameValue(reason, resolveError);
}).then($DONE, $DONE);

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// Copyright (C) 2020 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-promise.all
description: >
Promise.resolve is retrieved before GetIterator call (non-callable).
info: |
Promise.all ( iterable )
[...]
3. Let promiseResolve be GetPromiseResolve(C).
4. IfAbruptRejectPromise(promiseResolve, promiseCapability).
GetPromiseResolve ( promiseConstructor )
[...]
2. Let promiseResolve be ? Get(promiseConstructor, "resolve").
3. If IsCallable(promiseResolve) is false, throw a TypeError exception.
flags: [async]
features: [Symbol.iterator]
---*/
const iter = { 
get [Symbol.iterator]() {
throw new Test262Error("unreachable");
},
};
Promise.resolve = "certainly not callable";
Promise.all(iter).then(() => {
throw new Test262Error("The promise should be rejected, but it was resolved");
}, (reason) => {
assert(reason instanceof TypeError);
}).then($DONE, $DONE);

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@ -1,47 +0,0 @@
// Copyright (C) 2020 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Explicit iterator closing if Promise.resolve is not callable
esid: sec-promise.all
info: |
5. Let result be PerformPromiseAll(iteratorRecord, C, promiseCapability).
6. If result is an abrupt completion,
a. If iteratorRecord.[[Done]] is false, let result be
IteratorClose(iterator, result).
b. IfAbruptRejectPromise(result, promiseCapability).
[...]
Runtime Semantics: PerformPromiseAll
[...]
5. Let promiseResolve be ? Get(constructor, "resolve").
6. If ! IsCallable(promiseResolve) is false, throw a TypeError exception.
[...]
flags: [async]
features: [Symbol.iterator, computed-property-names, arrow-function]
---*/
let returnCount = 0;
const iter = { 
[Symbol.iterator]: function() {
return {
return: function() {
++returnCount;
}
};
}
}
Promise.resolve = "certainly not callable";
Promise.all(iter).then(() => {
$DONE('The promise should be rejected, but was resolved');
}, (reason) => {
assert(reason instanceof TypeError);
}).then($DONE, $DONE);
assert.sameValue(returnCount, 1);