From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../Array/fromAsync/mapfn-sync-iterable-async.js | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Array/fromAsync/mapfn-sync-iterable-async.js (limited to 'js/src/tests/test262/built-ins/Array/fromAsync/mapfn-sync-iterable-async.js') diff --git a/js/src/tests/test262/built-ins/Array/fromAsync/mapfn-sync-iterable-async.js b/js/src/tests/test262/built-ins/Array/fromAsync/mapfn-sync-iterable-async.js new file mode 100644 index 0000000000..20a22b13b2 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/fromAsync/mapfn-sync-iterable-async.js @@ -0,0 +1,34 @@ +// |reftest| shell-option(--enable-array-from-async) skip-if(!Array.fromAsync||!xulRuntime.shell) async -- Array.fromAsync is not enabled unconditionally, requires shell-options +// Copyright (C) 2023 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-array.fromasync +description: > + A synchronous mapping function is applied to each item yielded by an + asynchronous iterable. +info: | + 3.j.ii.6. If _mapping_ is *true*, then + a. Let _mappedValue_ be Call(_mapfn_, _thisArg_, « _nextValue_, 𝔽(_k_) »). + ... + ... + 8. Let _defineStatus_ be CreateDataPropertyOrThrow(_A_, _Pk_, _mappedValue_). +flags: [async] +includes: [asyncHelpers.js, compareArray.js] +features: [Array.fromAsync] +---*/ + +async function* asyncGen() { + for (let i = 0; i < 4; i++) { + yield Promise.resolve(i * 2); + } +} + +function syncMap(val, ix) { + return val * ix; +} + +asyncTest(async () => { + const result = await Array.fromAsync({ [Symbol.asyncIterator]: asyncGen }, syncMap); + assert.compareArray(result, [0, 2, 8, 18], "sync mapfn should be applied to async iterable"); +}); -- cgit v1.2.3