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author | Gaming4JC <g4jc@hyperbola.info> | 2019-12-13 19:57:31 -0500 |
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committer | Gaming4JC <g4jc@hyperbola.info> | 2019-12-17 06:25:22 -0500 |
commit | f589ef816682918dddaf13f9dc06aae5253cd56a (patch) | |
tree | 5b62f711eefd333a6c8e1c529972fd89ce3d4c3d /js/src/tests/ecma_6 | |
parent | e23b013adfffbb33804eef572ff1ebf48923ef26 (diff) | |
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Bug 1317376 - Part 2: Detect Promise self-resolution when resolving through the Promise resolving fast path.
Tag #1287
Diffstat (limited to 'js/src/tests/ecma_6')
-rw-r--r-- | js/src/tests/ecma_6/Promise/self-resolve.js | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Promise/self-resolve.js b/js/src/tests/ecma_6/Promise/self-resolve.js index e16a2ceb3..4e7e36c6c 100644 --- a/js/src/tests/ecma_6/Promise/self-resolve.js +++ b/js/src/tests/ecma_6/Promise/self-resolve.js @@ -5,6 +5,7 @@ if (!this.Promise) { quit(0); } +// Resolve Promise with itself by directly calling the "Promise Resolve Function". let resolve; let promise = new Promise(function(x) { resolve = x; }); resolve(promise) @@ -20,4 +21,23 @@ drainJobQueue() assertEq(results.length, 1); assertEq(results[0], "rejected"); +// Resolve Promise with itself when the "Promise Resolve Function" is called +// from (the fast path in) PromiseReactionJob. +results = []; + +promise = new Promise(x => { resolve = x; }); +let promise2 = promise.then(() => promise2); + +promise2.then(() => assertEq(true, false, "not reached"), res => { + assertEq(res instanceof TypeError, true); + results.push("rejected"); +}); + +resolve(); + +drainJobQueue(); + +assertEq(results.length, 1); +assertEq(results[0], "rejected"); + this.reportCompare && reportCompare(0, 0, "ok"); |