invoke-resolve-on-values-every-iteration-of-promise.js (930B)
1 // |reftest| async 2 // Copyright (C) 2019 Sergey Rubanov. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 description: > 7 Invocation of the constructor's `resolve` method for iterable with non-promise values 8 esid: sec-promise.any 9 info: | 10 5. Let result be PerformPromiseAny(iteratorRecord, C, promiseCapability). 11 12 Runtime Semantics: PerformPromiseAny 13 14 8. Repeat 15 ... 16 i. Let nextPromise be ? Call(promiseResolve, constructor, « nextValue »). 17 18 flags: [async] 19 features: [Promise.any, arrow-function] 20 ---*/ 21 22 let values = [1, 2, 3]; 23 let callCount = 0; 24 let boundPromiseResolve = Promise.resolve.bind(Promise); 25 26 Promise.resolve = function(...args) { 27 callCount += 1; 28 return boundPromiseResolve(...args); 29 }; 30 31 Promise.any(values) 32 .then(() => { 33 assert.sameValue(callCount, 3, '`Promise.resolve` invoked once for every iterated value'); 34 }).then($DONE, $DONE);