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Diffstat (limited to 'js/src/tests/test262/built-ins/Promise/race/reject-deferred.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Promise/race/reject-deferred.js | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Promise/race/reject-deferred.js b/js/src/tests/test262/built-ins/Promise/race/reject-deferred.js new file mode 100644 index 0000000000..4ff5cea941 --- /dev/null +++ b/js/src/tests/test262/built-ins/Promise/race/reject-deferred.js @@ -0,0 +1,42 @@ +// |reftest| async +// Copyright (C) 2016 the V8 project authors. 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 +es6id: 25.4.4.3 +info: | + [...] + 6. Let promiseCapability be NewPromiseCapability(C). + [...] + 11. Let result be PerformPromiseRace(iteratorRecord, promiseCapability, C). + [...] + + 25.4.4.3.1 Runtime Semantics: PerformPromiseRace + 1. Repeat + [...] + j. Let result be Invoke(nextPromise, "then", + «promiseCapability.[[Resolve]], promiseCapability.[[Reject]]»). + + 25.4.1.3.1 Promise Reject Functions + [...] + 6. Return RejectPromise(promise, reason). +flags: [async] +---*/ + +var thenable = { + then: function(_, reject) { + new Promise(function(resolve) { + resolve(); + }) + .then(function() { + reject(); + }); + } +}; + +Promise.race([thenable]) + .then(function() { + $DONE('The promise should not be fulfilled.'); + }, function() { + $DONE(); + }); |