1 files changed, 57 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Set/detached-buffer.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Set/detached-buffer.js
new file mode 100644
index 0000000000..705b22dca5
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Set/detached-buffer.js
@@ -0,0 +1,57 @@
+// 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-set-p-v-receiver
+description: >
+  Returns false if key has a numeric index and object has a detached buffer
+info: |
+  [[Set]] ( P, V, Receiver)
+
+  ...
+   If Type(P) is String, then
+    Let numericIndex be ! CanonicalNumericIndexString(P).
+    If numericIndex is not undefined, then
+      Return ? IntegerIndexedElementSet(O, numericIndex, V).
+  ...
+
+  IntegerIndexedElementSet ( O, index, value )
+
+  Assert: O is an Integer-Indexed exotic object.
+  Assert: Type(index) is Number.
+  If O.[[ContentType]] is BigInt, let numValue be ? ToBigInt(value).
+  Otherwise, let numValue be ? ToNumber(value).
+  Let buffer be O.[[ViewedArrayBuffer]].
+  If IsDetachedBuffer(buffer) is true, return false.
+
+includes: [testTypedArray.js, detachArrayBuffer.js]
+features: [align-detached-buffer-semantics-with-web-reality, TypedArray]
+---*/
+testWithTypedArrayConstructors(function(TA) {
+  let sample = new TA([42]);
+  $DETACHBUFFER(sample.buffer);
+  sample[0] = 1;
+
+  assert.sameValue(sample[0], undefined, '`sample[0] = 1` is undefined');
+  sample['1.1'] = 1;
+  assert.sameValue(sample['1.1'], undefined, '`sample[\'1.1\'] = 1` is undefined');
+  sample['-0'] = 1;
+  assert.sameValue(sample['-0'], undefined, '`sample[\'-0\'] = 1` is undefined');
+  sample['-1'] = 1;
+  assert.sameValue(sample['-1'], undefined, '`sample[\'-1\'] = 1` is undefined');
+  sample['1'] = 1;
+  assert.sameValue(sample['1'], undefined, '`sample[\'1\'] = 1` is undefined');
+  sample['2'] = 1;
+  assert.sameValue(sample['2'], undefined, '`sample[\'2\'] = 1` is undefined');
+
+  let obj = {
+    valueOf() {
+      throw new Test262Error();
+    }
+  };
+
+  assert.throws(Test262Error, function() {
+    sample['0'] = obj;
+  }, '`sample[\'0\'] = obj` throws Test262Error');
+});
+
+reportCompare(0, 0);