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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/frozen-dense-array.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/frozen-dense-array.js | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/non262/Array/frozen-dense-array.js b/js/src/tests/non262/Array/frozen-dense-array.js new file mode 100644 index 0000000000..cdb86daa3b --- /dev/null +++ b/js/src/tests/non262/Array/frozen-dense-array.js @@ -0,0 +1,42 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + * Author: Emilio Cobos Álvarez <ecoal95@gmail.com> + */ +var BUGNUMBER = 1310744; +var summary = "Dense array properties shouldn't be modified when they're frozen"; + +print(BUGNUMBER + ": " + summary); + +var a = Object.freeze([4, 5, 1]); + +function assertArrayIsExpected() { + assertEq(a.length, 3); + assertEq(a[0], 4); + assertEq(a[1], 5); + assertEq(a[2], 1); +} + +assertThrowsInstanceOf(() => a.reverse(), TypeError); +assertThrowsInstanceOf(() => a.shift(), TypeError); +assertThrowsInstanceOf(() => a.unshift(0), TypeError); +assertThrowsInstanceOf(() => a.sort(function() {}), TypeError); +assertThrowsInstanceOf(() => a.pop(), TypeError); +assertThrowsInstanceOf(() => a.fill(0), TypeError); +assertThrowsInstanceOf(() => a.splice(0, 1, 1), TypeError); +assertThrowsInstanceOf(() => a.push("foo"), TypeError); +assertThrowsInstanceOf(() => { "use strict"; a.length = 5; }, TypeError); +assertThrowsInstanceOf(() => { "use strict"; a[2] = "foo"; }, TypeError); +assertThrowsInstanceOf(() => { "use strict"; delete a[0]; }, TypeError); +assertThrowsInstanceOf(() => a.splice(Math.a), TypeError); + +// Shouldn't throw, since this is not strict mode, but shouldn't change the +// value of the property. +a.length = 5; +a[2] = "foo"; +assertEq(delete a[0], false); + +assertArrayIsExpected(); + +if (typeof reportCompare === "function") + reportCompare(true, true); |