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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/testDirectProxyGet3.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/jit-test/tests/proxy/testDirectProxyGet3.js')
-rw-r--r-- | js/src/jit-test/tests/proxy/testDirectProxyGet3.js | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testDirectProxyGet3.js b/js/src/jit-test/tests/proxy/testDirectProxyGet3.js new file mode 100644 index 0000000000..e0acc3b3bb --- /dev/null +++ b/js/src/jit-test/tests/proxy/testDirectProxyGet3.js @@ -0,0 +1,50 @@ +load(libdir + "asserts.js"); + +function testProxy(handlerReturn, prop, shouldThrow) { + var handler = { get: function () { return handlerReturn; } }; + for (let p of [new Proxy(target, handler), Proxy.revocable(target, handler).proxy]) { + if (shouldThrow) + assertThrowsInstanceOf(function () { return p[prop]; }, TypeError); + else + assertEq(p[prop], handlerReturn); + } +} + +/* + * Throw a TypeError if the trap reports a different value for a non-writable, + * non-configurable property + */ +var target = {}; +Object.defineProperty(target, 'foo', { + value: 'bar', + writable: false, + configurable: false +}); +testProxy('baz', 'foo', true); +/* + * Don't throw a TypeError if the trap reports the same value for a non-writable, + * non-configurable property + */ +testProxy('bar', 'foo', false); + +/* + * Don't throw a TypeError if the trap reports a different value for a writable, + * non-configurable property + */ +Object.defineProperty(target, 'prop', { + value: 'bar', + writable: true, + configurable: false +}); +testProxy('baz', 'prop', false); + +/* + * Don't throw a TypeError if the trap reports a different value for a non-writable, + * configurable property + */ +Object.defineProperty(target, 'prop2', { + value: 'bar', + writable: false, + configurable: true +}); +testProxy('baz', 'prop2', false); |