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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/fromAsync/non-iterable-with-thenable-async-mapped-awaits-once.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/fromAsync/non-iterable-with-thenable-async-mapped-awaits-once.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/fromAsync/non-iterable-with-thenable-async-mapped-awaits-once.js b/js/src/tests/test262/built-ins/Array/fromAsync/non-iterable-with-thenable-async-mapped-awaits-once.js new file mode 100644 index 0000000000..080a9e6300 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/fromAsync/non-iterable-with-thenable-async-mapped-awaits-once.js @@ -0,0 +1,30 @@ +// |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: > + Non-iterable input with thenables awaits each input once without mapping callback +includes: [asyncHelpers.js] +flags: [async] +features: [Array.fromAsync] +---*/ + +asyncTest(async function () { + const expectedValue = {}; + const expected = [ expectedValue ]; + let awaitCounter = 0; + const inputThenable = { + then (resolve, reject) { + awaitCounter++; + resolve(expectedValue); + }, + }; + const input = { + length: 1, + 0: inputThenable, + }; + await Array.fromAsync(input, async v => v); + assert.sameValue(awaitCounter, 1); +}); |