From f6175af556b2c4e1a56cd41427a4b05c5dae646a Mon Sep 17 00:00:00 2001 From: Leo Balter Date: Wed, 10 May 2017 12:59:18 -0400 Subject: [PATCH] Add tests for Promises rejection queue (#1029) * Add tests for Promises rejection queue These basic tests assert the rejection is captured but a later queued job from a chain of then calls. * fixup! Add tests for Promises rejection queue --- .../Promise/reject-via-abrupt-queue.js | 54 ++++++++++++++++ .../Promise/reject-via-fn-deferred-queue.js | 62 +++++++++++++++++++ .../Promise/reject-via-fn-immed-queue.js | 59 ++++++++++++++++++ 3 files changed, 175 insertions(+) create mode 100644 test/built-ins/Promise/reject-via-abrupt-queue.js create mode 100644 test/built-ins/Promise/reject-via-fn-deferred-queue.js create mode 100644 test/built-ins/Promise/reject-via-fn-immed-queue.js diff --git a/test/built-ins/Promise/reject-via-abrupt-queue.js b/test/built-ins/Promise/reject-via-abrupt-queue.js new file mode 100644 index 0000000000..b4a6e556a5 --- /dev/null +++ b/test/built-ins/Promise/reject-via-abrupt-queue.js @@ -0,0 +1,54 @@ +// Copyright (C) 2017 Mozilla Corporation. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Rejecting through an abrupt completion - captured in a queued job +esid: sec-promise-executor +info: | + 25.4.3.1 Promise ( executor ) + + ... + 9. Let completion be Call(executor, undefined, « resolvingFunctions.[[Resolve]], + resolvingFunctions.[[Reject]] »). + 10. If completion is an abrupt completion, then + a. Perform ? Call(resolvingFunctions.[[Reject]], undefined, « completion.[[Value]] »). + 11. Return promise. + + 25.4.1.3.1 Promise Reject Functions + + ... + 6. Return RejectPromise(promise, reason). + + 25.4.5.3.1 PerformPromiseThen ( promise, onFulfilled, onRejected, resultCapability ) + + ... + 4. If IsCallable(onRejected) is false, then + a. Set onRejected to undefined. + ... + 6. Let rejectReaction be the PromiseReaction { [[Capability]]: resultCapability, + [[Type]]: "Reject", [[Handler]]: onRejected }. + ... + 9. Else, + a. Assert: The value of promise.[[PromiseState]] is "rejected". + ... + d. Perform EnqueueJob("PromiseJobs", PromiseReactionJob, « rejectReaction, reason »). +flags: [async] +---*/ + +var thenable = Promise.resolve(); +var p = new Promise(function() { + throw thenable; +}); + +p.then(function() { + $DONE('The promise should not be fulfilled.'); + }).then(function() { + $DONE('The promise should not be fulfilled.'); + }, function(x) { + if (x !== thenable) { + $DONE('The promise should be rejected with the resolution value.'); + return; + } + $DONE(); + }); diff --git a/test/built-ins/Promise/reject-via-fn-deferred-queue.js b/test/built-ins/Promise/reject-via-fn-deferred-queue.js new file mode 100644 index 0000000000..9bd28ff338 --- /dev/null +++ b/test/built-ins/Promise/reject-via-fn-deferred-queue.js @@ -0,0 +1,62 @@ +// Copyright (C) 2017 Mozilla Corporation. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Rejecting through deferred invocation of the provided resolving function, + captured in a queued job. +esid: sec-promise-executor +info: | + 25.4.3.1 Promise ( executor ) + + ... + 9. Let completion be Call(executor, undefined, « resolvingFunctions.[[Resolve]], + resolvingFunctions.[[Reject]] »). + 10. If completion is an abrupt completion, then + a. Perform ? Call(resolvingFunctions.[[Reject]], undefined, « completion.[[Value]] »). + 11. Return promise. + + 25.4.1.3.1 Promise Reject Functions + + ... + 6. Return RejectPromise(promise, reason). + + 25.4.5.3.1 PerformPromiseThen ( promise, onFulfilled, onRejected, resultCapability ) + + ... + 4. If IsCallable(onRejected) is false, then + a. Set onRejected to undefined. + ... + 6. Let rejectReaction be the PromiseReaction { [[Capability]]: resultCapability, + [[Type]]: "Reject", [[Handler]]: onRejected }. + 7. If promise.[[PromiseState]] is "pending", then + ... + b. Append rejectReaction as the last element of the List that is + promise.[[PromiseRejectReactions]]. + ... +flags: [async] +---*/ + +var thenable = Promise.resolve(); +var returnValue = null; +var reject; +var p = new Promise(function(_, _reject) { + reject = _reject; +}); + +p.then(function() { + $DONE('The promise should not be fulfilled.'); + }).then(function() { + $DONE('The promise should not be fulfilled.'); + }, function(x) { + if (x !== thenable) { + $DONE('The promise should be rejected with the resolution value.'); + return; + } + + $DONE(); + }); + +returnValue = reject(thenable); + +assert.sameValue(returnValue, undefined, '"reject" function return value'); diff --git a/test/built-ins/Promise/reject-via-fn-immed-queue.js b/test/built-ins/Promise/reject-via-fn-immed-queue.js new file mode 100644 index 0000000000..3c83ea5ca7 --- /dev/null +++ b/test/built-ins/Promise/reject-via-fn-immed-queue.js @@ -0,0 +1,59 @@ +// Copyright (C) 2017 Mozilla Corporation. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: > + Rejecting through immediate invocation of the provided resolving function, + captured in a queued job. +esid: sec-promise-executor +info: | + 25.4.3.1 Promise ( executor ) + + ... + 9. Let completion be Call(executor, undefined, « resolvingFunctions.[[Resolve]], + resolvingFunctions.[[Reject]] »). + 10. If completion is an abrupt completion, then + a. Perform ? Call(resolvingFunctions.[[Reject]], undefined, « completion.[[Value]] »). + 11. Return promise. + + 25.4.1.3.1 Promise Reject Functions + + ... + 6. Return RejectPromise(promise, reason). + + 25.4.5.3.1 PerformPromiseThen ( promise, onFulfilled, onRejected, resultCapability ) + + ... + 4. If IsCallable(onRejected) is false, then + a. Set onRejected to undefined. + ... + 6. Let rejectReaction be the PromiseReaction { [[Capability]]: resultCapability, + [[Type]]: "Reject", [[Handler]]: onRejected }. + ... + 9. Else, + a. Assert: The value of promise.[[PromiseState]] is "rejected". + ... + d. Perform EnqueueJob("PromiseJobs", PromiseReactionJob, « rejectReaction, reason »). +flags: [async] +---*/ + +var thenable = Promise.resolve(); +var returnValue = null; +var p = new Promise(function(_, reject) { + returnValue = reject(thenable); +}); + +assert.sameValue(returnValue, undefined, '"reject" function return value'); + +p.then(function() { + $DONE('The promise should not be fulfilled.'); + }).then(function() { + $DONE('The promise should not be fulfilled.'); + }, function(x) { + if (x !== thenable) { + $DONE('The promise should be rejected with the resolution value.'); + return; + } + + $DONE(); + });