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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/proxy/testDirectProxySetArray2.js
parentInitial commit. (diff)
downloadfirefox-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/testDirectProxySetArray2.js')
-rw-r--r--js/src/jit-test/tests/proxy/testDirectProxySetArray2.js12
1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testDirectProxySetArray2.js b/js/src/jit-test/tests/proxy/testDirectProxySetArray2.js
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+++ b/js/src/jit-test/tests/proxy/testDirectProxySetArray2.js
@@ -0,0 +1,12 @@
+// Direct proxies pass through the receiver argument to [[Set]] to their targets.
+// This also tests that an ordinary object's [[Set]] method can change the length
+// of an array passed as the receiver.
+
+load(libdir + "asserts.js");
+
+var a = [0, 1, 2, 3];
+var p = new Proxy({}, {});
+Reflect.set(p, "length", 2, a);
+assertEq("length" in p, false);
+assertEq(a.length, 2);
+assertDeepEq(a, [0, 1]);