1 files changed, 47 insertions, 0 deletions
diff --git a/test/built-ins/TypedArrays/internals/DefineOwnProperty/BigInt/detached-buffer-realm.js b/test/built-ins/TypedArrays/internals/DefineOwnProperty/BigInt/detached-buffer-realm.js
new file mode 100644
index 000000000..3fa462103
--- /dev/null
+++ b/test/built-ins/TypedArrays/internals/DefineOwnProperty/BigInt/detached-buffer-realm.js
@@ -0,0 +1,47 @@
+// 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-defineownproperty-p-desc
+description: >
+  Throws a TypeError if object has valid numeric index and a detached buffer
+  (honoring the Realm of the current execution context)
+info: |
+  9.4.5.3 [[DefineOwnProperty]] ( P, Desc)
+  ...
+  3. If Type(P) is String, then
+    a. Let numericIndex be ! CanonicalNumericIndexString(P).
+    b. If numericIndex is not undefined, then
+      ...
+      xi. If Desc has a [[Value]] field, then
+        1. Let value be Desc.[[Value]].
+        2. Return ? IntegerIndexedElementSet(O, intIndex, value).
+  ...
+
+  9.4.5.9 IntegerIndexedElementSet ( O, index, value )
+
+  ...
+  4. Let buffer be the value of O's [[ViewedArrayBuffer]] internal slot.
+  5. If IsDetachedBuffer(buffer) is true, throw a TypeError exception.
+  ...
+includes: [testBigIntTypedArray.js, detachArrayBuffer.js]
+features: [BigInt, cross-realm, Reflect, TypedArray]
+---*/
+
+var other = $262.createRealm().global;
+var desc = {
+  value: 0,
+  configurable: false,
+  enumerable: true,
+  writable: true
+};
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+  var OtherTA = other[TA.name];
+  var sample = new OtherTA(1);
+
+  $DETACHBUFFER(sample.buffer);
+
+  assert.throws(TypeError, function() {
+    Reflect.defineProperty(sample, '0', desc);
+  });
+});