1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ShadowRealm/prototype/evaluate/wrapped-function-arguments-are-wrapped-into-the-inner-realm-extended.js b/js/src/tests/test262/built-ins/ShadowRealm/prototype/evaluate/wrapped-function-arguments-are-wrapped-into-the-inner-realm-extended.js
new file mode 100644
index 0000000000..08fab52be9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/ShadowRealm/prototype/evaluate/wrapped-function-arguments-are-wrapped-into-the-inner-realm-extended.js
@@ -0,0 +1,49 @@
+// |reftest| shell-option(--enable-shadow-realms) skip-if(!xulRuntime.shell) -- requires shell-options
+// Copyright (C) 2021 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-shadowrealm.prototype.evaluate
+description: >
+  ShadowRealm.prototype.evaluate wrapped function arguments are wrapped into the inner realm, extended.
+features: [ShadowRealm]
+---*/
+
+assert.sameValue(
+  typeof ShadowRealm.prototype.evaluate,
+  'function',
+  'This test must fail if ShadowRealm.prototype.evaluate is not a function'
+);
+
+const r = new ShadowRealm();
+const blueFn = (x, y) => x + y;
+
+const redWrappedFn = r.evaluate(`
+    function fn(wrapped1, wrapped2, wrapped3) {
+        if (wrapped1.x) {
+            return 1;
+        }
+        if (wrapped2.x) {
+            return 2;
+        }
+        if (wrapped3.x) {
+            // Not unwrapped
+            return 3;
+        }
+        if (wrapped1 === wrapped2) {
+            // Always a new wrapped function
+            return 4;
+        }
+
+        // No unwrapping
+        if (wrapped3 === fn) {
+            return 5;
+        };
+
+        return true;
+    }
+    fn.x = 'secret';
+    fn;
+`);
+assert.sameValue(redWrappedFn(blueFn, blueFn, redWrappedFn), true);
+
+reportCompare(0, 0);