Add m-esr52 at 52.6.0

1 files changed, 22 insertions, 0 deletions

diff --git a/js/src/tests/ecma_6/Class/superPropProtoChanges.js b/js/src/tests/ecma_6/Class/superPropProtoChanges.js
new file mode 100644
index 000000000..d16ca1665
--- /dev/null
+++ b/js/src/tests/ecma_6/Class/superPropProtoChanges.js
@@ -0,0 +1,22 @@
+class base {
+    constructor() { }
+    test() {
+        return false;
+    }
+}
+
+let standin = { test() { return true; } };
+
+class derived extends base {
+    constructor() { super(); }
+    test() {
+        assertEq(super.test(), false);
+        Object.setPrototypeOf(derived.prototype, standin);
+        assertEq(super["test"](), true);
+    }
+}
+
+new derived().test();
+
+if (typeof reportCompare === 'function')
+    reportCompare(0,0,"OK");