diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/from/source-object-length.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/from/source-object-length.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/from/source-object-length.js b/js/src/tests/test262/built-ins/Array/from/source-object-length.js new file mode 100644 index 0000000000..c9262c824b --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/from/source-object-length.js @@ -0,0 +1,27 @@ +// Copyright 2015 Microsoft Corporation. All rights reserved. +// This code is governed by the license found in the LICENSE file. + +/*--- +description: > + Source is an object with length property and one item is deleted + from the source +esid: sec-array.from +es6id: 22.1.2.1 +---*/ + +var array = [2, 4, 0, 16]; +var expectedArray = [2, 4, , 16]; +var obj = { + length: 4, + 0: 2, + 1: 4, + 2: 0, + 3: 16 +}; +delete obj[2]; +var a = Array.from(obj); +for (var j = 0; j < expectedArray.length; j++) { + assert.sameValue(a[j], expectedArray[j], 'The value of a[j] is expected to equal the value of expectedArray[j]'); +} + +reportCompare(0, 0); |