From 9c2000bde9b0fb47c246fab96f52ba20eaa7c0e2 Mon Sep 17 00:00:00 2001
From: Jeff Walden <jwalden@mit.edu>
Date: Mon, 14 Mar 2011 10:17:40 -0700
Subject: [PATCH] Bug 637643 - Tests.  r=async.processingjs@yahoo.com

--HG--
extra : rebase_source : 190f79659ffb1305726347310d6c7bb4f4f7d2b1
---
 js/src/tests/js1_8_5/extensions/jstests.list  |  1 +
 .../typedarray-subarray-of-subarray.js        | 33 +++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 js/src/tests/js1_8_5/extensions/typedarray-subarray-of-subarray.js

diff --git a/js/src/tests/js1_8_5/extensions/jstests.list b/js/src/tests/js1_8_5/extensions/jstests.list
index 9868008eac57..11da8b41dbbb 100644
--- a/js/src/tests/js1_8_5/extensions/jstests.list
+++ b/js/src/tests/js1_8_5/extensions/jstests.list
@@ -1,6 +1,7 @@
 url-prefix ../../jsreftest.html?test=js1_8_5/extensions/
 script typedarray.js
 script typedarray-prototype.js
+script typedarray-subarray-of-subarray.js
 skip-if(!xulRuntime.shell) script worker-error.js  # these tests sometimes hang in browser, bug 559954, bug 562333
 skip-if(!xulRuntime.shell) script worker-error-propagation.js
 skip-if(!xulRuntime.shell) script worker-fib.js
diff --git a/js/src/tests/js1_8_5/extensions/typedarray-subarray-of-subarray.js b/js/src/tests/js1_8_5/extensions/typedarray-subarray-of-subarray.js
new file mode 100644
index 000000000000..fcfb031cb5f0
--- /dev/null
+++ b/js/src/tests/js1_8_5/extensions/typedarray-subarray-of-subarray.js
@@ -0,0 +1,33 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 637643;
+var summary =
+  "new Int8Array([1, 2, 3]).subarray(1).subarray(1)[0] === 3";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var ta = new Int8Array([1, 2, 3]);
+assertEq(ta.length, 3);
+assertEq(ta[0], 1);
+assertEq(ta[1], 2);
+assertEq(ta[2], 3);
+
+var sa1 = ta.subarray(1);
+assertEq(sa1.length, 2);
+assertEq(sa1[0], 2);
+assertEq(sa1[1], 3);
+
+var sa2 = sa1.subarray(1);
+assertEq(sa2.length, 1);
+assertEq(sa2[0], 3);
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("All tests passed!");