Index: test/mjsunit/harmony/typedarrays.js |
diff --git a/test/mjsunit/harmony/typedarrays.js b/test/mjsunit/harmony/typedarrays.js |
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+// Copyright 2013 the V8 project authors. All rights reserved. |
+// Redistribution and use in source and binary forms, with or without |
+// modification, are permitted provided that the following conditions are |
+// met: |
+// |
+// * Redistributions of source code must retain the above copyright |
+// notice, this list of conditions and the following disclaimer. |
+// * Redistributions in binary form must reproduce the above |
+// copyright notice, this list of conditions and the following |
+// disclaimer in the documentation and/or other materials provided |
+// with the distribution. |
+// * Neither the name of Google Inc. nor the names of its |
+// contributors may be used to endorse or promote products derived |
+// from this software without specific prior written permission. |
+// |
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ |
+// Flags: --harmony-typed-arrays |
+ |
+function TestByteLength(param, expectedByteLength) { |
+ var ab = new __ArrayBuffer(param); |
+ assertSame(expectedByteLength, ab.byteLength); |
+} |
+ |
+function TestArrayBufferCreation() { |
+ TestByteLength(1, 1); |
+ TestByteLength(256, 256); |
+ TestByteLength(-10, 0); |
+ TestByteLength(2.567, 2); |
+ TestByteLength(-2.567, 0); |
rossberg
2013/03/27 17:33:14
Can we afford to include a TestByteLength(l, l) wi
Dmitry Lomov (no reviews)
2013/03/27 18:45:00
Hmm, I changed what we throw from OutOfMemory (unc
rossberg
2013/03/28 09:45:15
Sorry, I don't like it. RangeError is for domain v
|
+ |
+ TestByteLength("abc", 0); |
+ |
+ var ab = new __ArrayBuffer(); |
+ assertSame(0, ab.byteLength); |
+} |
+ |
+TestArrayBufferCreation(); |
+ |
+function TestByteLengthNotWritable() { |
+ var ab = new __ArrayBuffer(1024); |
+ assertSame(1024, ab.byteLength); |
+ |
+ assertThrows(function() { "use strict"; ab.byteLength = 42; }, TypeError); |
+} |
+ |
+TestByteLengthNotWritable(); |
+ |
+function CheckSlice(expectedResultLen, initialLen, start, end) { |
rossberg
2013/03/27 17:33:14
Nit: TestSlice, for consistency.
Dmitry Lomov (no reviews)
2013/03/27 18:45:00
Done.
|
+ var ab = new __ArrayBuffer(initialLen); |
+ var slice = ab.slice(start, end); |
+ assertSame(expectedResultLen, slice.byteLength); |
+} |
+ |
+function TestArrayBufferSlice() { |
+ var ab = new __ArrayBuffer(1024); |
+ var ab1 = ab.slice(512, 1024); |
+ assertSame(512, ab1.byteLength); |
+ |
+ CheckSlice(512, 1024, 512, 1024); |
+ CheckSlice(512, 1024, 512); |
+ |
+ CheckSlice(0, 0, 1, 20); |
+ CheckSlice(100, 100, 0, 100); |
+ CheckSlice(100, 100, 0, 1000); |
+ CheckSlice(0, 100, 5, 1); |
+ |
+ CheckSlice(1, 100, -11, -10); |
+ CheckSlice(9, 100, -10, 99); |
+ CheckSlice(0, 100, -10, 80); |
+ CheckSlice(10, 100, 80, -10); |
+ |
+ CheckSlice(10, 100, 90); |
+ CheckSlice(10, 100, -10); |
+} |
+ |
+TestArrayBufferSlice(); |
rossberg
2013/03/27 17:33:14
Maybe add a sanity check for calling slice with we
Dmitry Lomov (no reviews)
2013/03/27 18:45:00
Done.
rossberg
2013/03/28 09:45:15
I especially thought of calls with arguments of bo
|
+ |
+// Test property attribute [[Enumerable]] |
+function TestEnumerable(func) { |
+ function props(x) { |
+ var array = []; |
+ for (var p in x) array.push(p); |
+ return array.sort(); |
+ } |
+ assertArrayEquals([], props(func)); |
+ assertArrayEquals([], props(func.prototype)); |
+ assertArrayEquals([], props(new func())); |
+} |
+TestEnumerable(__ArrayBuffer); |
+ |
+ |
+// Test arbitrary properties on ArrayBuffer |
+function TestArbitrary(m) { |
+ function TestProperty(map, property, value) { |
+ map[property] = value; |
+ assertEquals(value, map[property]); |
+ } |
+ for (var i = 0; i < 20; i++) { |
+ TestProperty(m, i, 'val' + i); |
+ TestProperty(m, 'foo' + i, 'bar' + i); |
+ } |
+} |
+TestArbitrary(new __ArrayBuffer(256)); |
+ |
+ |
+// Test direct constructor call |
+assertTrue(__ArrayBuffer() instanceof __ArrayBuffer); |