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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/jit-test/tests/proxy/testTestIntegrityLevel.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/jit-test/tests/proxy/testTestIntegrityLevel.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testTestIntegrityLevel.js b/js/src/jit-test/tests/proxy/testTestIntegrityLevel.js new file mode 100644 index 0000000000..4defb5f607 --- /dev/null +++ b/js/src/jit-test/tests/proxy/testTestIntegrityLevel.js @@ -0,0 +1,30 @@ +// isSealed/isFrozen should short-circuit. + +var count = 0; +var target = Object.preventExtensions({a: 1, b: 2, c: 3}); +var p = new Proxy(target, { + getOwnPropertyDescriptor(t, id) { + count++; + return Object.getOwnPropertyDescriptor(t, id); + } +}); +assertEq(Object.isSealed(p), false); +assertEq(count, 1); + +count = 0; +assertEq(Object.isFrozen(p), false); +assertEq(count, 1); + +Object.seal(target); +count = 0; +assertEq(Object.isSealed(p), true); +assertEq(count, 3); + +count = 0; +assertEq(Object.isFrozen(p), false); +assertEq(count, 1); + +Object.freeze(target); +count = 0; +assertEq(Object.isFrozen(p), true); +assertEq(count, 3); |