typed-array: ctor test renames (#1468)

1 files changed, 23 insertions, 0 deletions

diff --git a/test/built-ins/TypedArrays/ctors/buffer-arg/typedarray-backed-by-sharedarraybuffer.js b/test/built-ins/TypedArrays/ctors/buffer-arg/typedarray-backed-by-sharedarraybuffer.js
new file mode 100644
index 000000000..739d1cdd2
--- /dev/null
+++ b/test/built-ins/TypedArrays/ctors/buffer-arg/typedarray-backed-by-sharedarraybuffer.js
@@ -0,0 +1,23 @@
+// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-typedarray-typedarray
+description: >
+  Passing a SharedArrayBuffer-backed TypedArray to a TypedArray constructor
+  produces an ArrayBuffer-backed TypedArray.
+includes: [testTypedArray.js]
+features: [SharedArrayBuffer, TypedArray]
+---*/
+
+var sab = new SharedArrayBuffer(4);
+var int_views = [Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, Uint32Array];
+
+testWithTypedArrayConstructors(function(View1) {
+  var ta1 = new View1(sab);
+  testWithTypedArrayConstructors(function(View2) {
+    var ta2 = new View2(ta1);
+    assert.sameValue(ta2.buffer.constructor, ArrayBuffer,
+                     "TypedArray of SharedArrayBuffer-backed TypedArray is ArrayBuffer-backed");
+  }, int_views);
+}, int_views);