1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js b/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js
new file mode 100644
index 0000000000..c67ea4ace0
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Proxy/has/return-false-target-prop-exists.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.5.7
+description: >
+    The result of [[HasProperty]] is a Boolean value and will affect has
+    checkings. False returned when target property exists;
+info: |
+    [[HasProperty]] (P)
+
+    ...
+    12. Return booleanTrapResult.
+features: [Proxy]
+---*/
+
+var target = {
+  attr: 1
+};
+var p = new Proxy(target, {
+  has: function(t, prop) {
+    return false;
+  }
+});
+
+assert.sameValue(("attr" in p), false);
+
+reportCompare(0, 0);