diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/language/block-scope/syntax/for-in/acquire-properties-from-object.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/language/block-scope/syntax/for-in/acquire-properties-from-object.js')
-rw-r--r-- | js/src/tests/test262/language/block-scope/syntax/for-in/acquire-properties-from-object.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/block-scope/syntax/for-in/acquire-properties-from-object.js b/js/src/tests/test262/language/block-scope/syntax/for-in/acquire-properties-from-object.js new file mode 100644 index 0000000000..9016fb3b1d --- /dev/null +++ b/js/src/tests/test262/language/block-scope/syntax/for-in/acquire-properties-from-object.js @@ -0,0 +1,43 @@ +// Copyright (C) 2011 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 13.1 +description: > + for-in to acquire properties from object +---*/ +function props(x) { + var array = []; + for (let p in x) array.push(p); + return array; +} +var subject; + +subject = props({}); +assert.sameValue(subject.length, 0, "{}: length"); +assert.sameValue(subject[0], undefined, "{}: first property"); +assert.sameValue(subject[1], undefined, "{}: second property"); +assert.sameValue(subject[2], undefined, "{}: third property"); +assert.sameValue(subject[3], undefined, "{}: fourth property"); + +subject = props({x:1}); +assert.sameValue(subject.length, 1, "{x:1}: length"); +assert.sameValue(subject[0], "x", "{x:1}: first property"); +assert.sameValue(subject[1], undefined, "{x:1}: second property"); +assert.sameValue(subject[2], undefined, "{x:1}: third property"); +assert.sameValue(subject[3], undefined, "{x:1}: fourth property"); + +subject = props({x:1, y:2}); +assert.sameValue(subject.length, 2, "{x:1, y:2}: length"); +assert.sameValue(subject[0], "x", "{x:1, y:2}: first property"); +assert.sameValue(subject[1], "y", "{x:1, y:2}: second property"); +assert.sameValue(subject[2], undefined, "{x:1, y:2}: third property"); +assert.sameValue(subject[3], undefined, "{x:1, y:2}: fourth property"); + +subject = props({x:1, y:2, zoom:3}); +assert.sameValue(subject.length, 3, "{x:1, y:2, zoom:3}: length"); +assert.sameValue(subject[0], "x", "{x:1, y:2, zoom:3}: first property"); +assert.sameValue(subject[1], "y", "{x:1, y:2, zoom:3}: second property"); +assert.sameValue(subject[2], "zoom", "{x:1, y:2, zoom:3}: third property"); +assert.sameValue(subject[3], undefined, "{x:1, y:2, zoom:3}: fourth property"); + +reportCompare(0, 0); |