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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/TypedArray/test-integrity-level.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/TypedArray/test-integrity-level.js | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/js/src/tests/non262/TypedArray/test-integrity-level.js b/js/src/tests/non262/TypedArray/test-integrity-level.js new file mode 100644 index 0000000000..c382b4967c --- /dev/null +++ b/js/src/tests/non262/TypedArray/test-integrity-level.js @@ -0,0 +1,67 @@ +const EMPTY = 0; +const INLINE_STORAGE = 10; +const NON_INLINE_STORAGE = 1024; + +// Empty typed arrays can be sealed. +{ + let ta = new Int32Array(EMPTY); + Object.seal(ta); + + assertEq(Object.isExtensible(ta), false); + assertEq(Object.isSealed(ta), true); + assertEq(Object.isFrozen(ta), true); +} + +// Non-empty typed arrays cannot be sealed. +for (let length of [INLINE_STORAGE, NON_INLINE_STORAGE]) { + let ta = new Int32Array(length); + assertThrowsInstanceOf(() => Object.seal(ta), TypeError); + + assertEq(Object.isExtensible(ta), false); + assertEq(Object.isSealed(ta), false); + assertEq(Object.isFrozen(ta), false); +} + +// Empty typed arrays can be frozen. +{ + let ta = new Int32Array(EMPTY); + Object.freeze(ta); + + assertEq(Object.isExtensible(ta), false); + assertEq(Object.isSealed(ta), true); + assertEq(Object.isFrozen(ta), true); +} + +// Non-empty typed arrays cannot be frozen. +for (let length of [INLINE_STORAGE, NON_INLINE_STORAGE]) { + let ta = new Int32Array(length); + assertThrowsInstanceOf(() => Object.freeze(ta), TypeError); + + assertEq(Object.isExtensible(ta), false); + assertEq(Object.isSealed(ta), false); + assertEq(Object.isFrozen(ta), false); +} + +// Non-extensible empty typed arrays are sealed and frozen. +{ + let ta = new Int32Array(EMPTY); + Object.preventExtensions(ta); + + assertEq(Object.isExtensible(ta), false); + assertEq(Object.isSealed(ta), true); + assertEq(Object.isFrozen(ta), true); +} + +// Non-extensible non-empty typed arrays are neither sealed nor frozen. +for (let length of [INLINE_STORAGE, NON_INLINE_STORAGE]) { + let ta = new Int32Array(length); + Object.preventExtensions(ta); + + assertEq(Object.isExtensible(ta), false); + assertEq(Object.isSealed(ta), false); + assertEq(Object.isFrozen(ta), false); +} + + +if (typeof reportCompare === "function") + reportCompare(true, true); |