1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/detached-buffer.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/detached-buffer.js
new file mode 100644
index 0000000000..7e58bd2473
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/HasProperty/BigInt/detached-buffer.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-integer-indexed-exotic-objects-hasproperty-p
+description: Returns false if this has a detached buffer
+info: |
+  9.4.5.2 [[HasProperty]](P)
+
+  ...
+  3. If Type(P) is String, then
+    a. Let numericIndex be ! CanonicalNumericIndexString(P).
+    b. If numericIndex is not undefined, then
+      i. Let buffer be O.[[ViewedArrayBuffer]].
+      ii. If IsDetachedBuffer(buffer) is true, return false.
+  ...
+includes: [testBigIntTypedArray.js, detachArrayBuffer.js]
+features: [align-detached-buffer-semantics-with-web-reality, BigInt, Reflect, TypedArray]
+---*/
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+  var sample = new TA(1);
+  $DETACHBUFFER(sample.buffer);
+
+  assert.sameValue(Reflect.has(sample, "0"), false, 'Reflect.has(sample, "0") must return false');
+  assert.sameValue(Reflect.has(sample, "-0"), false, 'Reflect.has(sample, "-0") must return false');
+  assert.sameValue(Reflect.has(sample, "1.1"), false, 'Reflect.has(sample, "1.1") must return false');
+});
+
+reportCompare(0, 0);