diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/fromAsync/sync-iterable-with-thenable-async-mapped-awaits-once.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/fromAsync/sync-iterable-with-thenable-async-mapped-awaits-once.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/fromAsync/sync-iterable-with-thenable-async-mapped-awaits-once.js b/js/src/tests/test262/built-ins/Array/fromAsync/sync-iterable-with-thenable-async-mapped-awaits-once.js new file mode 100644 index 0000000000..1b3bdbf2e7 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/fromAsync/sync-iterable-with-thenable-async-mapped-awaits-once.js @@ -0,0 +1,26 @@ +// |reftest| async +// 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: > + Sync-iterable input with thenables awaits each input once with async mapping callback. +includes: [asyncHelpers.js] +flags: [async] +features: [Array.fromAsync] +---*/ + +asyncTest(async function () { + const expectedValue = {}; + let awaitCounter = 0; + const inputThenable = { + then (resolve, reject) { + awaitCounter++; + resolve(expectedValue); + }, + }; + const input = [ inputThenable ].values(); + await Array.fromAsync(input, async v => v); + assert.sameValue(awaitCounter, 1); +}); |