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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/non262/Array/unshift-01.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 '')
-rw-r--r-- | js/src/tests/non262/Array/unshift-01.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/non262/Array/unshift-01.js b/js/src/tests/non262/Array/unshift-01.js new file mode 100644 index 0000000000..fbae3294a7 --- /dev/null +++ b/js/src/tests/non262/Array/unshift-01.js @@ -0,0 +1,44 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +//----------------------------------------------------------------------------- +var BUGNUMBER = 614070; +var summary = 'Array.prototype.unshift without args'; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +// ES6 ToLength clamps length values to 2^53 - 1. +var MAX_LENGTH = 2**53 - 1; + +var a = {}; +a.length = MAX_LENGTH + 1; +assertEq([].unshift.call(a), MAX_LENGTH); +assertEq(a.length, MAX_LENGTH); + +function testGetSet(len, expected) { + var newlen; + var a = { get length() { return len; }, set length(v) { newlen = v; } }; + var res = [].unshift.call(a); + assertEq(res, expected); + assertEq(newlen, expected); +} + +testGetSet(0, 0); +testGetSet(10, 10); +testGetSet("1", 1); +testGetSet(null, 0); +testGetSet(MAX_LENGTH + 2, MAX_LENGTH); +testGetSet(-5, 0); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("All tests passed!"); |