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-rw-r--r--js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyDescriptor6.js9
1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyDescriptor6.js b/js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyDescriptor6.js
new file mode 100644
index 0000000000..558aab8502
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyDescriptor6.js
@@ -0,0 +1,9 @@
+// Return undefined if the trap returns undefined
+var target = {};
+Object.defineProperty(target, 'foo', {
+ configurable: true
+});
+
+var handler = { getOwnPropertyDescriptor: () => undefined };
+for (let p of [new Proxy(target, handler), Proxy.revocable(target, handler).proxy])
+ assertEq(Object.getOwnPropertyDescriptor(p, 'foo'), undefined);