Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/test/mjsunit/harmony/sharedarraybuffer.js b/test/mjsunit/harmony/sharedarraybuffer.js
new file mode 100644
index 0000000..7f7f8fb
--- /dev/null
+++ b/test/mjsunit/harmony/sharedarraybuffer.js
@@ -0,0 +1,574 @@
+// Copyright 2015 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-sharedarraybuffer --harmony-tostring
+
+
+// SharedArrayBuffer
+
+function TestByteLength(param, expectedByteLength) {
+ var sab = new SharedArrayBuffer(param);
+ assertSame(expectedByteLength, sab.byteLength);
+}
+
+function TestArrayBufferCreation() {
+ TestByteLength(1, 1);
+ TestByteLength(256, 256);
+ TestByteLength(2.567, 2);
+
+ TestByteLength("abc", 0);
+
+ TestByteLength(0, 0);
+
+ assertThrows(function() { new SharedArrayBuffer(-10); }, RangeError);
+ assertThrows(function() { new SharedArrayBuffer(-2.567); }, RangeError);
+
+/* TODO[dslomov]: Reenable the test
+ assertThrows(function() {
+ var ab1 = new SharedArrayBuffer(0xFFFFFFFFFFFF)
+ }, RangeError);
+*/
+
+ var sab = new SharedArrayBuffer();
+ assertSame(0, sab.byteLength);
+ assertEquals("[object SharedArrayBuffer]",
+ Object.prototype.toString.call(sab));
+}
+
+TestArrayBufferCreation();
+
+function TestByteLengthNotWritable() {
+ var sab = new SharedArrayBuffer(1024);
+ assertSame(1024, sab.byteLength);
+
+ assertThrows(function() { "use strict"; sab.byteLength = 42; }, TypeError);
+}
+
+TestByteLengthNotWritable();
+
+function TestArrayBufferNoSlice() {
+ var sab = new SharedArrayBuffer(10);
+ assertEquals(undefined, sab.slice);
+}
+
+TestArrayBufferNoSlice();
+
+// Typed arrays using SharedArrayBuffers
+
+// TODO(binji): how many of these tests are necessary if there are no new
+// TypedArray types?
+
+function MakeSharedTypedArray(constr, numElements) {
+ var sab = new SharedArrayBuffer(constr.BYTES_PER_ELEMENT * numElements);
+ return new constr(sab);
+}
+
+function TestTypedArray(constr, elementSize, typicalElement) {
+ assertSame(elementSize, constr.BYTES_PER_ELEMENT);
+
+ var sab = new SharedArrayBuffer(256*elementSize);
+
+ var a0 = new constr(30);
+ assertEquals("[object " + constr.name + "]",
+ Object.prototype.toString.call(a0));
+
+ // TODO(binji): Should this return false here? It is a view, but it doesn't
+ // view a SharedArrayBuffer...
+ assertTrue(SharedArrayBuffer.isView(a0));
+ assertSame(elementSize, a0.BYTES_PER_ELEMENT);
+ assertSame(30, a0.length);
+ assertSame(30*elementSize, a0.byteLength);
+ assertSame(0, a0.byteOffset);
+ assertSame(30*elementSize, a0.buffer.byteLength);
+
+ var aOverBufferLen0 = new constr(sab, 128*elementSize, 0);
+ assertSame(sab, aOverBufferLen0.buffer);
+ assertSame(elementSize, aOverBufferLen0.BYTES_PER_ELEMENT);
+ assertSame(0, aOverBufferLen0.length);
+ assertSame(0, aOverBufferLen0.byteLength);
+ assertSame(128*elementSize, aOverBufferLen0.byteOffset);
+
+ var a1 = new constr(sab, 128*elementSize, 128);
+ assertSame(sab, a1.buffer);
+ assertSame(elementSize, a1.BYTES_PER_ELEMENT);
+ assertSame(128, a1.length);
+ assertSame(128*elementSize, a1.byteLength);
+ assertSame(128*elementSize, a1.byteOffset);
+
+
+ var a2 = new constr(sab, 64*elementSize, 128);
+ assertSame(sab, a2.buffer);
+ assertSame(elementSize, a2.BYTES_PER_ELEMENT);
+ assertSame(128, a2.length);
+ assertSame(128*elementSize, a2.byteLength);
+ assertSame(64*elementSize, a2.byteOffset);
+
+ var a3 = new constr(sab, 192*elementSize);
+ assertSame(sab, a3.buffer);
+ assertSame(64, a3.length);
+ assertSame(64*elementSize, a3.byteLength);
+ assertSame(192*elementSize, a3.byteOffset);
+
+ var a4 = new constr(sab);
+ assertSame(sab, a4.buffer);
+ assertSame(256, a4.length);
+ assertSame(256*elementSize, a4.byteLength);
+ assertSame(0, a4.byteOffset);
+
+
+ var i;
+ for (i = 0; i < 128; i++) {
+ a1[i] = typicalElement;
+ }
+
+ for (i = 0; i < 128; i++) {
+ assertSame(typicalElement, a1[i]);
+ }
+
+ for (i = 0; i < 64; i++) {
+ assertSame(0, a2[i]);
+ }
+
+ for (i = 64; i < 128; i++) {
+ assertSame(typicalElement, a2[i]);
+ }
+
+ for (i = 0; i < 64; i++) {
+ assertSame(typicalElement, a3[i]);
+ }
+
+ for (i = 0; i < 128; i++) {
+ assertSame(0, a4[i]);
+ }
+
+ for (i = 128; i < 256; i++) {
+ assertSame(typicalElement, a4[i]);
+ }
+
+ var aAtTheEnd = new constr(sab, 256*elementSize);
+ assertSame(elementSize, aAtTheEnd.BYTES_PER_ELEMENT);
+ assertSame(0, aAtTheEnd.length);
+ assertSame(0, aAtTheEnd.byteLength);
+ assertSame(256*elementSize, aAtTheEnd.byteOffset);
+
+ assertThrows(function () { new constr(sab, 257*elementSize); }, RangeError);
+ assertThrows(
+ function () { new constr(sab, 128*elementSize, 192); },
+ RangeError);
+
+ if (elementSize !== 1) {
+ assertThrows(function() { new constr(sab, 128*elementSize - 1, 10); },
+ RangeError);
+ var unalignedArrayBuffer = new SharedArrayBuffer(10*elementSize + 1);
+ var goodArray = new constr(unalignedArrayBuffer, 0, 10);
+ assertSame(10, goodArray.length);
+ assertSame(10*elementSize, goodArray.byteLength);
+ assertThrows(function() { new constr(unalignedArrayBuffer)}, RangeError);
+ assertThrows(function() { new constr(unalignedArrayBuffer, 5*elementSize)},
+ RangeError);
+ }
+
+ var abLen0 = new SharedArrayBuffer(0);
+ var aOverAbLen0 = new constr(abLen0);
+ assertSame(abLen0, aOverAbLen0.buffer);
+ assertSame(elementSize, aOverAbLen0.BYTES_PER_ELEMENT);
+ assertSame(0, aOverAbLen0.length);
+ assertSame(0, aOverAbLen0.byteLength);
+ assertSame(0, aOverAbLen0.byteOffset);
+
+ var a = new constr(sab, 64*elementSize, 128);
+ assertEquals("[object " + constr.name + "]",
+ Object.prototype.toString.call(a));
+ var desc = Object.getOwnPropertyDescriptor(
+ constr.prototype.__proto__, Symbol.toStringTag);
+ assertTrue(desc.configurable);
+ assertFalse(desc.enumerable);
+ assertFalse(!!desc.writable);
+ assertFalse(!!desc.set);
+ assertEquals("function", typeof desc.get);
+}
+
+TestTypedArray(Uint8Array, 1, 0xFF);
+TestTypedArray(Int8Array, 1, -0x7F);
+TestTypedArray(Uint16Array, 2, 0xFFFF);
+TestTypedArray(Int16Array, 2, -0x7FFF);
+TestTypedArray(Uint32Array, 4, 0xFFFFFFFF);
+TestTypedArray(Int32Array, 4, -0x7FFFFFFF);
+TestTypedArray(Float32Array, 4, 0.5);
+TestTypedArray(Float64Array, 8, 0.5);
+TestTypedArray(Uint8ClampedArray, 1, 0xFF);
+
+
+function SubarrayTestCase(constructor, item, expectedResultLen,
+ expectedStartIndex, initialLen, start, end) {
+ var a = MakeSharedTypedArray(constructor, initialLen);
+ var s = a.subarray(start, end);
+ assertSame(constructor, s.constructor);
+ assertSame(expectedResultLen, s.length);
+ if (s.length > 0) {
+ s[0] = item;
+ assertSame(item, a[expectedStartIndex]);
+ }
+}
+
+function TestSubArray(constructor, item) {
+ SubarrayTestCase(constructor, item, 512, 512, 1024, 512, 1024);
+ SubarrayTestCase(constructor, item, 512, 512, 1024, 512);
+
+ SubarrayTestCase(constructor, item, 0, undefined, 0, 1, 20);
+ SubarrayTestCase(constructor, item, 100, 0, 100, 0, 100);
+ SubarrayTestCase(constructor, item, 100, 0, 100, 0, 1000);
+ SubarrayTestCase(constructor, item, 0, undefined, 100, 5, 1);
+
+ SubarrayTestCase(constructor, item, 1, 89, 100, -11, -10);
+ SubarrayTestCase(constructor, item, 9, 90, 100, -10, 99);
+ SubarrayTestCase(constructor, item, 0, undefined, 100, -10, 80);
+ SubarrayTestCase(constructor, item, 10,80, 100, 80, -10);
+
+ SubarrayTestCase(constructor, item, 10,90, 100, 90, "100");
+ SubarrayTestCase(constructor, item, 10,90, 100, "90", "100");
+
+ SubarrayTestCase(constructor, item, 0, undefined, 100, 90, "abc");
+ SubarrayTestCase(constructor, item, 10,0, 100, "abc", 10);
+
+ SubarrayTestCase(constructor, item, 10,0, 100, 0.96, 10.96);
+ SubarrayTestCase(constructor, item, 10,0, 100, 0.96, 10.01);
+ SubarrayTestCase(constructor, item, 10,0, 100, 0.01, 10.01);
+ SubarrayTestCase(constructor, item, 10,0, 100, 0.01, 10.96);
+
+
+ SubarrayTestCase(constructor, item, 10,90, 100, 90);
+ SubarrayTestCase(constructor, item, 10,90, 100, -10);
+}
+
+TestSubArray(Uint8Array, 0xFF);
+TestSubArray(Int8Array, -0x7F);
+TestSubArray(Uint16Array, 0xFFFF);
+TestSubArray(Int16Array, -0x7FFF);
+TestSubArray(Uint32Array, 0xFFFFFFFF);
+TestSubArray(Int32Array, -0x7FFFFFFF);
+TestSubArray(Float32Array, 0.5);
+TestSubArray(Float64Array, 0.5);
+TestSubArray(Uint8ClampedArray, 0xFF);
+
+function TestTypedArrayOutOfRange(constructor, value, result) {
+ var a = MakeSharedTypedArray(constructor, 1);
+ a[0] = value;
+ assertSame(result, a[0]);
+}
+
+TestTypedArrayOutOfRange(Uint8Array, 0x1FA, 0xFA);
+TestTypedArrayOutOfRange(Uint8Array, -1, 0xFF);
+
+TestTypedArrayOutOfRange(Int8Array, 0x1FA, 0x7A - 0x80);
+
+TestTypedArrayOutOfRange(Uint16Array, 0x1FFFA, 0xFFFA);
+TestTypedArrayOutOfRange(Uint16Array, -1, 0xFFFF);
+TestTypedArrayOutOfRange(Int16Array, 0x1FFFA, 0x7FFA - 0x8000);
+
+TestTypedArrayOutOfRange(Uint32Array, 0x1FFFFFFFA, 0xFFFFFFFA);
+TestTypedArrayOutOfRange(Uint32Array, -1, 0xFFFFFFFF);
+TestTypedArrayOutOfRange(Int32Array, 0x1FFFFFFFA, 0x7FFFFFFA - 0x80000000);
+
+TestTypedArrayOutOfRange(Uint8ClampedArray, 0x1FA, 0xFF);
+TestTypedArrayOutOfRange(Uint8ClampedArray, -1, 0);
+
+var typedArrayConstructors = [
+ Uint8Array,
+ Int8Array,
+ Uint16Array,
+ Int16Array,
+ Uint32Array,
+ Int32Array,
+ Uint8ClampedArray,
+ Float32Array,
+ Float64Array];
+
+function TestPropertyTypeChecks(constructor) {
+ function CheckProperty(name) {
+ var d = Object.getOwnPropertyDescriptor(constructor.prototype.__proto__,
+ name);
+ var o = {};
+ assertThrows(function() {d.get.call(o);}, TypeError);
+ for (var i = 0; i < typedArrayConstructors.length; i++) {
+ var ctor = typedArrayConstructors[i];
+ var a = MakeSharedTypedArray(ctor, 10);
+ d.get.call(a); // shouldn't throw
+ }
+ }
+
+ CheckProperty("buffer");
+ CheckProperty("byteOffset");
+ CheckProperty("byteLength");
+ CheckProperty("length");
+}
+
+for(i = 0; i < typedArrayConstructors.length; i++) {
+ TestPropertyTypeChecks(typedArrayConstructors[i]);
+}
+
+function TestTypedArraySet() {
+ // Test array.set in different combinations.
+
+ function assertArrayPrefix(expected, array) {
+ for (var i = 0; i < expected.length; ++i) {
+ assertEquals(expected[i], array[i]);
+ }
+ }
+
+ // SharedTypedArrays don't allow initialization via array-like
+ function initializeFromArray(constructor, array) {
+ var buffer = MakeSharedTypedArray(constructor, array.length);
+ for (var i = 0; i < array.length; ++i) {
+ buffer[i] = array[i];
+ }
+ return buffer;
+ }
+
+ var a11 = initializeFromArray(Int16Array, [1, 2, 3, 4, 0, -1])
+ var a12 = MakeSharedTypedArray(Uint16Array, 15);
+ a12.set(a11, 3)
+ assertArrayPrefix([0, 0, 0, 1, 2, 3, 4, 0, 0xffff, 0, 0], a12)
+ assertThrows(function(){ a11.set(a12) })
+
+ var a21 = [1, undefined, 10, NaN, 0, -1, {valueOf: function() {return 3}}]
+ var a22 = MakeSharedTypedArray(Int32Array, 12)
+ a22.set(a21, 2)
+ assertArrayPrefix([0, 0, 1, 0, 10, 0, 0, -1, 3, 0], a22)
+
+ var a31 = initializeFromArray(Float32Array, [2, 4, 6, 8, 11, NaN, 1/0, -3])
+ var a32 = a31.subarray(2, 6)
+ a31.set(a32, 4)
+ assertArrayPrefix([2, 4, 6, 8, 6, 8, 11, NaN], a31)
+ assertArrayPrefix([6, 8, 6, 8], a32)
+
+ var a4 = initializeFromArray(Uint8ClampedArray, [3,2,5,6])
+ a4.set(a4)
+ assertArrayPrefix([3, 2, 5, 6], a4)
+
+ // Cases with overlapping backing store but different element sizes.
+ var b = new SharedArrayBuffer(4)
+ var a5 = new Int16Array(b)
+ var a50 = new Int8Array(b)
+ var a51 = new Int8Array(b, 0, 2)
+ var a52 = new Int8Array(b, 1, 2)
+ var a53 = new Int8Array(b, 2, 2)
+
+ a5.set([0x5050, 0x0a0a])
+ assertArrayPrefix([0x50, 0x50, 0x0a, 0x0a], a50)
+ assertArrayPrefix([0x50, 0x50], a51)
+ assertArrayPrefix([0x50, 0x0a], a52)
+ assertArrayPrefix([0x0a, 0x0a], a53)
+
+ a50.set([0x50, 0x50, 0x0a, 0x0a])
+ a51.set(a5)
+ assertArrayPrefix([0x50, 0x0a, 0x0a, 0x0a], a50)
+
+ a50.set([0x50, 0x50, 0x0a, 0x0a])
+ a52.set(a5)
+ assertArrayPrefix([0x50, 0x50, 0x0a, 0x0a], a50)
+
+ a50.set([0x50, 0x50, 0x0a, 0x0a])
+ a53.set(a5)
+ assertArrayPrefix([0x50, 0x50, 0x50, 0x0a], a50)
+
+ a50.set([0x50, 0x51, 0x0a, 0x0b])
+ a5.set(a51)
+ assertArrayPrefix([0x0050, 0x0051], a5)
+
+ a50.set([0x50, 0x51, 0x0a, 0x0b])
+ a5.set(a52)
+ assertArrayPrefix([0x0051, 0x000a], a5)
+
+ a50.set([0x50, 0x51, 0x0a, 0x0b])
+ a5.set(a53)
+ assertArrayPrefix([0x000a, 0x000b], a5)
+
+ // Mixed types of same size.
+ var a61 = initializeFromArray(Float32Array, [1.2, 12.3])
+ var a62 = MakeSharedTypedArray(Int32Array, 2)
+ a62.set(a61)
+ assertArrayPrefix([1, 12], a62)
+ a61.set(a62)
+ assertArrayPrefix([1, 12], a61)
+
+ // Invalid source
+ var a = MakeSharedTypedArray(Uint16Array, 50);
+ var expected = [];
+ for (i = 0; i < 50; i++) {
+ a[i] = i;
+ expected.push(i);
+ }
+ a.set({});
+ assertArrayPrefix(expected, a);
+ assertThrows(function() { a.set.call({}) }, TypeError);
+ assertThrows(function() { a.set.call([]) }, TypeError);
+
+ assertThrows(function() { a.set(0); }, TypeError);
+ assertThrows(function() { a.set(0, 1); }, TypeError);
+}
+
+TestTypedArraySet();
+
+function TestTypedArraysWithIllegalIndices() {
+ var a = MakeSharedTypedArray(Int32Array, 100);
+
+ a[-10] = 10;
+ assertEquals(undefined, a[-10]);
+ a["-10"] = 10;
+ assertEquals(undefined, a["-10"]);
+
+ var s = " -10";
+ a[s] = 10;
+ assertEquals(10, a[s]);
+ var s1 = " -10 ";
+ a[s] = 10;
+ assertEquals(10, a[s]);
+
+ a["-1e2"] = 10;
+ assertEquals(10, a["-1e2"]);
+ assertEquals(undefined, a[-1e2]);
+
+ a["-0"] = 256;
+ var s2 = " -0";
+ a[s2] = 255;
+ assertEquals(undefined, a["-0"]);
+ assertEquals(255, a[s2]);
+ assertEquals(0, a[-0]);
+
+ /* Chromium bug: 424619
+ * a[-Infinity] = 50;
+ * assertEquals(undefined, a[-Infinity]);
+ */
+ a[1.5] = 10;
+ assertEquals(undefined, a[1.5]);
+ var nan = Math.sqrt(-1);
+ a[nan] = 5;
+ assertEquals(undefined, a[nan]);
+
+ var x = 0;
+ var y = -0;
+ assertEquals(Infinity, 1/x);
+ assertEquals(-Infinity, 1/y);
+ a[x] = 5;
+ a[y] = 27;
+ assertEquals(27, a[x]);
+ assertEquals(27, a[y]);
+}
+
+TestTypedArraysWithIllegalIndices();
+
+function TestTypedArraysWithIllegalIndicesStrict() {
+ 'use strict';
+ var a = MakeSharedTypedArray(Int32Array, 100);
+
+ a[-10] = 10;
+ assertEquals(undefined, a[-10]);
+ a["-10"] = 10;
+ assertEquals(undefined, a["-10"]);
+
+ var s = " -10";
+ a[s] = 10;
+ assertEquals(10, a[s]);
+ var s1 = " -10 ";
+ a[s] = 10;
+ assertEquals(10, a[s]);
+
+ a["-1e2"] = 10;
+ assertEquals(10, a["-1e2"]);
+ assertEquals(undefined, a[-1e2]);
+
+ a["-0"] = 256;
+ var s2 = " -0";
+ a[s2] = 255;
+ assertEquals(undefined, a["-0"]);
+ assertEquals(255, a[s2]);
+ assertEquals(0, a[-0]);
+
+ /* Chromium bug: 424619
+ * a[-Infinity] = 50;
+ * assertEquals(undefined, a[-Infinity]);
+ */
+ a[1.5] = 10;
+ assertEquals(undefined, a[1.5]);
+ var nan = Math.sqrt(-1);
+ a[nan] = 5;
+ assertEquals(undefined, a[nan]);
+
+ var x = 0;
+ var y = -0;
+ assertEquals(Infinity, 1/x);
+ assertEquals(-Infinity, 1/y);
+ a[x] = 5;
+ a[y] = 27;
+ assertEquals(27, a[x]);
+ assertEquals(27, a[y]);
+}
+
+TestTypedArraysWithIllegalIndicesStrict();
+
+// General tests for properties
+
+// Test property attribute [[Enumerable]]
+function TestEnumerable(func, obj) {
+ function props(x) {
+ var array = [];
+ for (var p in x) array.push(p);
+ return array.sort();
+ }
+ assertArrayEquals([], props(func));
+ assertArrayEquals([], props(func.prototype));
+ if (obj)
+ assertArrayEquals([], props(obj));
+}
+TestEnumerable(ArrayBuffer, new SharedArrayBuffer());
+for(i = 0; i < typedArrayConstructors.length; i++) {
+ TestEnumerable(typedArrayConstructors[i]);
+}
+
+// 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, 'key' + i, 'val' + i);
+ TestProperty(m, 'foo' + i, 'bar' + i);
+ }
+}
+TestArbitrary(new SharedArrayBuffer(256));
+for(i = 0; i < typedArrayConstructors.length; i++) {
+ TestArbitrary(MakeSharedTypedArray(typedArrayConstructors[i], 10));
+}
+
+// Test direct constructor call
+assertThrows(function() { SharedArrayBuffer(); }, TypeError);
+for(i = 0; i < typedArrayConstructors.length; i++) {
+ assertThrows(function(i) { typedArrayConstructors[i](); }.bind(this, i),
+ TypeError);
+}