Add tests for invocation of Promise capability fns

This commit is contained in:
Mike Pennisi 2016-06-24 19:56:05 -04:00
parent c62700c8ef
commit 12902b29c0
4 changed files with 116 additions and 1 deletions

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@ -0,0 +1,32 @@
// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Abrupt completion returned by "reject" capability
esid: sec-promise.reject
es6id: 25.4.4.4
info: |
1. Let C be the this value.
[...]
3. Let promiseCapability be ? NewPromiseCapability(C).
4. Perform ? Call(promiseCapability.[[Reject]], undefined, « r »).
25.4.1.5 NewPromiseCapability
[...]
6. Let promise be Construct(C, «executor»).
7. ReturnIfAbrupt(promise).
---*/
var P = function(executor) {
return new Promise(function() {
executor(
function() {},
function() {
throw new Test262Error();
}
);
});
};
assert.throws(Test262Error, function() {
Promise.reject.call(P);
});

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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Invocation of "reject" capability
esid: sec-promise.reject
es6id: 25.4.4.4
info: |
1. Let C be the this value.
[...]
3. Let promiseCapability be ? NewPromiseCapability(C).
4. Perform ? Call(promiseCapability.[[Reject]], undefined, « r »).
[...]
25.4.1.5 NewPromiseCapability
[...]
6. Let promise be Construct(C, «executor»).
7. ReturnIfAbrupt(promise).
---*/
var expectedThis = (function() { return this; })();
var resolveCount = 0;
var thisValue, args;
var P = function(executor) {
return new Promise(function() {
executor(
function() {
resolveCount += 1;
},
function() {
thisValue = this;
args = arguments;
}
);
});
};
Promise.reject.call(P, 24601);
assert.sameValue(resolveCount, 0);
assert.sameValue(thisValue, expectedThis);
assert.sameValue(typeof args, 'object');
assert.sameValue(args.length, 1);
assert.sameValue(args[0], 24601);

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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Abrupt completion returned by "resolve" capability
esid: sec-promise.resolve
es6id: 25.4.4.5
info: |
1. Let C be the this value.
[...]
4. Let promiseCapability be ? NewPromiseCapability(C).
5. Perform ? Call(promiseCapability.[[Resolve]], undefined, « x »).
25.4.1.5 NewPromiseCapability
[...]
6. Let promise be Construct(C, «executor»).
7. ReturnIfAbrupt(promise).
---*/
var P = function(executor) {
return new Promise(function() {
executor(
function() {
throw new Test262Error();
},
function() {}
);
});
};
assert.throws(Test262Error, function() {
Promise.resolve.call(P);
});

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@ -16,16 +16,23 @@ info: >
...
---*/
var expectedThisValue = (function() { return this; }());
var callCount = 0;
var object = {};
var thisValue, args;
Promise.resolve.call(function(executor) {
function resolve(v) {
callCount += 1;
assert.sameValue(v, object);
thisValue = this;
args = arguments;
}
executor(resolve, $ERROR);
assert.sameValue(callCount, 0, "callCount before returning from constructor");
}, object);
assert.sameValue(callCount, 1, "callCount after call to resolve()");
assert.sameValue(typeof args, "object");
assert.sameValue(args.length, 1);
assert.sameValue(args[0], object);
assert.sameValue(thisValue, expectedThisValue);