Add m-esr52 at 52.6.0

1 files changed, 18 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/proxy/testWrapperGetInherited.js b/js/src/jit-test/tests/proxy/testWrapperGetInherited.js
new file mode 100644
index 000000000..1ff767e92
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/testWrapperGetInherited.js
@@ -0,0 +1,18 @@
+// Getting a property O.X, inherited from a transparent cross-compartment wrapper W
+// that wraps a Proxy P.
+
+var g = newGlobal();
+var target = {}
+var P = new Proxy(target, {
+    get(t, id, r) {
+        assertEq(t, target);
+        assertEq(id, "X");
+        assertEq(r, wO);
+        return "vega";
+    }
+});
+
+g.W = P;
+g.eval("var O = Object.create(W);");
+var wO = g.O;
+assertEq(g.eval("O.X"), "vega");