Revert of Implement SharedArrayBuffer

test/mjsunit/harmony/sharedarraybuffer.js

Index: test/mjsunit/harmony/sharedarraybuffer.js
diff --git a/test/mjsunit/harmony/sharedarraybuffer.js b/test/mjsunit/harmony/sharedarraybuffer.js
deleted file mode 100644
index 0a2f2850f2a31867b2e20de3c2dfd128cbe8c42b..0000000000000000000000000000000000000000
--- a/test/mjsunit/harmony/sharedarraybuffer.js
+++ /dev/null
@@ -1,576 +0,0 @@
-// 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
-
-// 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, 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, 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);
-      if (ctor === constructor) {
-        d.get.call(a); // shouldn't throw
-      } else {
-        assertThrows(function() {d.get.call(a);}, TypeError);
-      }
-    }
-  }
-
-  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);
-}