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-rw-r--r--js/src/jit-test/tests/proxy/freeze-proxy.js22
1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/freeze-proxy.js b/js/src/jit-test/tests/proxy/freeze-proxy.js
new file mode 100644
index 000000000..ff82c50fd
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/freeze-proxy.js
@@ -0,0 +1,22 @@
+var called = [];
+var proxy = new Proxy({a: 1, get b() {}}, {
+ getOwnPropertyDescriptor(target, P) {
+ called.push("getOwnPropertyDescriptor");
+ return Object.getOwnPropertyDescriptor(target, P);
+ },
+ defineProperty(target, P, desc) {
+ called.push("defineProperty");
+ if (P == "a") {
+ assertEq(Object.getOwnPropertyNames(desc).length, 2);
+ assertEq(desc.configurable, false);
+ assertEq(desc.writable, false);
+ } else {
+ assertEq(Object.getOwnPropertyNames(desc).length, 1);
+ assertEq(desc.configurable, false);
+ }
+ return Object.defineProperty(target, P, desc);
+ }
+});
+
+Object.freeze(proxy);
+assertEq(called.toString(), "getOwnPropertyDescriptor,defineProperty,getOwnPropertyDescriptor,defineProperty");