Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/js/src/tests/non262/Proxy/proxy-no-receiver-overwrite.js b/js/src/tests/non262/Proxy/proxy-no-receiver-overwrite.js
new file mode 100644
index 0000000000..86d352d454
--- /dev/null
+++ b/js/src/tests/non262/Proxy/proxy-no-receiver-overwrite.js
@@ -0,0 +1,23 @@
+"use strict";
+
+var y = new Proxy({}, {
+    getOwnPropertyDescriptor(target, key) {
+        if (key === "a") {
+            return { configurable: true, get: function(v) {} };
+        } else {
+            assertEq(key, "b");
+            return { configurable: true, writable: false, value: 15 };
+        }
+    },
+
+    defineProperty() {
+        throw "not invoked";
+    }
+})
+
+// This will invoke [[Set]] on the target, with the proxy as receiver.
+assertThrowsInstanceOf(() => y.a = 1, TypeError);
+assertThrowsInstanceOf(() => y.b = 2, TypeError);
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);