Move V8 to external/v8
Change-Id: If68025d67453785a651c5dfb34fad298c16676a4
diff --git a/test/mjsunit/array-splice.js b/test/mjsunit/array-splice.js
new file mode 100644
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+++ b/test/mjsunit/array-splice.js
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+// Copyright 2008 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.
+
+/**
+ * @fileoverview Test splice, shift, unshift, slice and join on small
+ * and large arrays. Some of these methods are specified such that they
+ * should work on other objects too, so we test that too.
+ */
+
+var LARGE = 40000000;
+var VERYLARGE = 4000000000;
+
+// Nicer for firefox 1.5. Unless you uncomment the following two lines,
+// smjs will appear to hang on this file.
+//var LARGE = 40000;
+//var VERYLARGE = 40000;
+
+var fourhundredth = LARGE/400;
+
+function PseudoArray() {
+};
+
+for (var use_real_arrays = 0; use_real_arrays <= 1; use_real_arrays++) {
+ var poses = [0, 140, 20000, VERYLARGE];
+ var the_prototype;
+ var new_function;
+ var push_function;
+ var concat_function;
+ var slice_function;
+ var splice_function;
+ var splice_function_2;
+ var unshift_function;
+ var unshift_function_2;
+ var shift_function;
+ if (use_real_arrays) {
+ new_function = function(length) {
+ return new Array(length);
+ };
+ the_prototype = Array.prototype;
+ push_function = function(array, elt) {
+ return array.push(elt);
+ };
+ concat_function = function(array, other) {
+ return array.concat(other);
+ };
+ slice_function = function(array, start, len) {
+ return array.slice(start, len);
+ };
+ splice_function = function(array, start, len) {
+ return array.splice(start, len);
+ };
+ splice_function_2 = function(array, start, len, elt) {
+ return array.splice(start, len, elt);
+ };
+ unshift_function = function(array, elt) {
+ return array.unshift(elt);
+ };
+ unshift_function_2 = function(array, elt1, elt2) {
+ return array.unshift(elt1, elt2);
+ };
+ shift_function = function(array) {
+ return array.shift();
+ };
+ } else {
+ // Don't run largest size on non-arrays or we'll be here for ever.
+ poses.pop();
+ new_function = function(length) {
+ var obj = new PseudoArray();
+ obj.length = length;
+ return obj;
+ };
+ the_prototype = PseudoArray.prototype;
+ push_function = function(array, elt) {
+ array[array.length] = elt;
+ array.length++;
+ };
+ concat_function = function(array, other) {
+ return Array.prototype.concat.call(array, other);
+ };
+ slice_function = function(array, start, len) {
+ return Array.prototype.slice.call(array, start, len);
+ };
+ splice_function = function(array, start, len) {
+ return Array.prototype.splice.call(array, start, len);
+ };
+ splice_function_2 = function(array, start, len, elt) {
+ return Array.prototype.splice.call(array, start, len, elt);
+ };
+ unshift_function = function(array, elt) {
+ return Array.prototype.unshift.call(array, elt);
+ };
+ unshift_function_2 = function(array, elt1, elt2) {
+ return Array.prototype.unshift.call(array, elt1, elt2);
+ };
+ shift_function = function(array) {
+ return Array.prototype.shift.call(array);
+ };
+ }
+
+ for (var pos_pos = 0; pos_pos < poses.length; pos_pos++) {
+ var pos = poses[pos_pos];
+ if (pos > 100) {
+ var a = new_function(pos);
+ assertEquals(pos, a.length);
+ push_function(a, 'foo');
+ assertEquals(pos + 1, a.length);
+ var b = ['bar'];
+ // Delete a huge number of holes.
+ var c = splice_function(a, 10, pos - 20);
+ assertEquals(pos - 20, c.length);
+ assertEquals(21, a.length);
+ }
+
+ // Add a numeric property to the prototype of the array class. This
+ // allows us to test some borderline stuff relative to the standard.
+ the_prototype["" + (pos + 1)] = 'baz';
+
+ if (use_real_arrays) {
+ // It seems quite clear from ECMAScript spec 15.4.4.5. Just call Get on
+ // every integer in the range.
+ // IE, Safari get this right.
+ // FF, Opera get this wrong.
+ var a = ['zero', ,'two'];
+ if (pos == 0) {
+ assertEquals("zero,baz,two", a.join(","));
+ }
+
+ // Concat only applies to real arrays, unlike most of the other methods.
+ var a = new_function(pos);
+ push_function(a, "con");
+ assertEquals("con", a[pos]);
+ assertEquals(pos + 1, a.length);
+ var b = new_function(0);
+ push_function(b, "cat");
+ assertEquals("cat", b[0]);
+ var ab = concat_function(a, b);
+ assertEquals("con", ab[pos]);
+ assertEquals(pos + 2, ab.length);
+ assertEquals("cat", ab[pos + 1]);
+ var ba = concat_function(b, a);
+ assertEquals("con", ba[pos + 1]);
+ assertEquals(pos + 2, ba.length);
+ assertEquals("cat", ba[0]);
+
+ // Join with '' as separator.
+ var join = a.join('');
+ assertEquals("con", join);
+ join = b.join('');
+ assertEquals("cat", join);
+ join = ab.join('');
+ assertEquals("concat", join);
+ join = ba.join('');
+ assertEquals("catcon", join);
+
+ var sparse = [];
+ sparse[pos + 1000] = 'is ';
+ sparse[pos + 271828] = 'time ';
+ sparse[pos + 31415] = 'the ';
+ sparse[pos + 012260199] = 'all ';
+ sparse[-1] = 'foo';
+ sparse[pos + 22591927] = 'good ';
+ sparse[pos + 1618033] = 'for ';
+ sparse[pos + 91] = ': Now ';
+ sparse[pos + 86720199] = 'men.';
+ sparse.hest = 'fisk';
+
+ assertEquals("baz: Now is the time for all good men.", sparse.join(''));
+ }
+
+ a = new_function(pos);
+ push_function(a, 'zero');
+ push_function(a, void 0);
+ push_function(a, 'two');
+
+ // Splice works differently from join.
+ // IE, Safari get this wrong.
+ // FF, Opera get this right.
+ // 15.4.4.12 line 24 says the object itself has to have the property...
+ var zero = splice_function(a, pos, 1);
+ assertEquals("undefined", typeof(a[pos]));
+ assertEquals("two", a[pos+1], "pos1:" + pos);
+ assertEquals(pos + 2, a.length, "a length");
+ assertEquals(1, zero.length, "zero length");
+ assertEquals("zero", zero[0]);
+
+ // 15.4.4.12 line 41 says the object itself has to have the property...
+ a = new_function(pos);
+ push_function(a, 'zero');
+ push_function(a, void 0);
+ push_function(a, 'two');
+ var nothing = splice_function_2(a, pos, 0, 'minus1');
+ assertEquals("minus1", a[pos]);
+ assertEquals("zero", a[pos+1]);
+ assertEquals("undefined", typeof(a[pos+2]), "toot!");
+ assertEquals("two", a[pos+3], "pos3");
+ assertEquals(pos + 4, a.length);
+ assertEquals(1, zero.length);
+ assertEquals("zero", zero[0]);
+
+ // 15.4.4.12 line 10 says the object itself has to have the property...
+ a = new_function(pos);
+ push_function(a, 'zero');
+ push_function(a, void 0);
+ push_function(a, 'two');
+ var one = splice_function(a, pos + 1, 1);
+ assertEquals("", one.join(","));
+ assertEquals(pos + 2, a.length);
+ assertEquals("zero", a[pos]);
+ assertEquals("two", a[pos+1]);
+
+ // Set things back to the way they were.
+ the_prototype[pos + 1] = undefined;
+
+ // Unshift.
+ var a = new_function(pos);
+ push_function(a, "foo");
+ assertEquals("foo", a[pos]);
+ assertEquals(pos + 1, a.length);
+ unshift_function(a, "bar");
+ assertEquals("foo", a[pos+1]);
+ assertEquals(pos + 2, a.length);
+ assertEquals("bar", a[0]);
+ unshift_function_2(a, "baz", "boo");
+ assertEquals("foo", a[pos+3]);
+ assertEquals(pos + 4, a.length);
+ assertEquals("baz", a[0]);
+ assertEquals("boo", a[1]);
+ assertEquals("bar", a[2]);
+
+ // Shift.
+ var baz = shift_function(a);
+ assertEquals("baz", baz);
+ assertEquals("boo", a[0]);
+ assertEquals(pos + 3, a.length);
+ assertEquals("foo", a[pos + 2]);
+
+ // Slice.
+ var bar = slice_function(a, 1, 0); // don't throw an exception please.
+ bar = slice_function(a, 1, 2);
+ assertEquals("bar", bar[0]);
+ assertEquals(1, bar.length);
+ assertEquals("bar", a[1]);
+
+ }
+}
+
+// Lets see if performance is reasonable.
+
+var a = new Array(LARGE + 10);
+for (var i = 0; i < a.length; i += 1000) {
+ a[i] = i;
+}
+
+// Take something near the end of the array.
+for (var i = 0; i < 100; i++) {
+ var top = a.splice(LARGE, 5);
+ assertEquals(5, top.length);
+ assertEquals(LARGE, top[0]);
+ assertEquals("undefined", typeof(top[1]));
+ assertEquals(LARGE + 5, a.length);
+ a.splice(LARGE, 0, LARGE);
+ a.length = LARGE + 10;
+}
+
+var a = new Array(LARGE + 10);
+for (var i = 0; i < a.length; i += fourhundredth) {
+ a[i] = i;
+}
+
+// Take something near the middle of the array.
+for (var i = 0; i < 10; i++) {
+ var top = a.splice(LARGE >> 1, 5);
+ assertEquals(5, top.length);
+ assertEquals(LARGE >> 1, top[0]);
+ assertEquals("undefined", typeof(top[1]));
+ assertEquals(LARGE + 5, a.length);
+ a.splice(LARGE >> 1, 0, LARGE >> 1, void 0, void 0, void 0, void 0);
+}
+
+
+// Test http://b/issue?id=1202711
+arr = [0];
+arr.length = 2;
+Array.prototype[1] = 1;
+assertEquals(1, arr.pop());
+assertEquals(0, arr.pop());
+Array.prototype[1] = undefined;
+
+// Test http://code.google.com/p/chromium/issues/detail?id=21860
+Array.prototype.push.apply([], [1].splice(0, -(-1 % 5)));