mirror of https://github.com/lukechilds/node.git
Ryan Dahl
15 years ago
83 changed files with 3446 additions and 1160 deletions
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// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// A test for keyed call ICs.
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var toStringName = 'toString'; |
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var global = this; |
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function globalFunction1() { |
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return 'function1'; |
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} |
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function globalFunction2() { |
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return 'function2'; |
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} |
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assertEquals("[object global]", this[toStringName]()); |
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assertEquals("[object global]", global[toStringName]()); |
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function testGlobals() { |
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assertEquals("[object global]", this[toStringName]()); |
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assertEquals("[object global]", global[toStringName]()); |
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} |
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testGlobals(); |
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function F() {} |
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F.prototype.one = function() {return 'one'; } |
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F.prototype.two = function() {return 'two'; } |
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F.prototype.three = function() {return 'three'; } |
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var keys = |
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['one', 'one', 'one', 'one', 'two', 'two', 'one', 'three', 'one', 'two']; |
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function testKeyTransitions() { |
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var i, key, result, message; |
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var f = new F(); |
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// Custom call generators
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var array = []; |
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for (i = 0; i != 10; i++) { |
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key = (i < 8) ? 'push' : 'pop'; |
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array[key](i); |
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} |
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assertEquals(6, array.length); |
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for (i = 0; i != array.length; i++) { |
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assertEquals(i, array[i]); |
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} |
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for (i = 0; i != 10; i++) { |
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key = (i < 3) ? 'pop' : 'push'; |
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array[key](i); |
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} |
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assertEquals(10, array.length); |
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for (i = 0; i != array.length; i++) { |
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assertEquals(i, array[i]); |
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} |
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var string = 'ABCDEFGHIJ'; |
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for (i = 0; i != 10; i++) { |
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key = ((i < 5) ? 'charAt' : 'charCodeAt'); |
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result = string[key](i); |
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message = '\'' + string + '\'[\'' + key + '\'](' + i + ')'; |
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if (i < 5) { |
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assertEquals(string.charAt(i), result, message); |
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} else { |
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assertEquals(string.charCodeAt(i), result, message); |
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} |
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} |
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for (i = 0; i != 10; i++) { |
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key = ((i < 5) ? 'charCodeAt' : 'charAt'); |
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result = string[key](i); |
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message = '\'' + string + '\'[\'' + key + '\'](' + i + ')'; |
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if (i < 5) { |
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assertEquals(string.charCodeAt(i), result, message); |
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} else { |
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assertEquals(string.charAt(i), result, message); |
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} |
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} |
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// Function is a constant property
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key = 'one'; |
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for (i = 0; i != 10; i++) { |
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assertEquals(key, f[key]()); |
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if (i == 5) { |
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key = 'two'; // the name change should case a miss
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} |
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} |
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// Function is a fast property
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f.field = function() { return 'field'; } |
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key = 'field'; |
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for (i = 0; i != 10; i++) { |
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assertEquals(key, f[key]()); |
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if (i == 5) { |
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key = 'two'; // the name change should case a miss
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} |
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} |
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// Calling on slow case object
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f.prop = 0; |
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delete f.prop; // force the object to the slow case
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f.four = function() { return 'four'; } |
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f.five = function() { return 'five'; } |
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key = 'four'; |
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for (i = 0; i != 10; i++) { |
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assertEquals(key, f[key]()); |
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if (i == 5) { |
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key = 'five'; |
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} |
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} |
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// Calling on global object
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key = 'globalFunction1'; |
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var expect = 'function1'; |
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for (i = 0; i != 10; i++) { |
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assertEquals(expect, global[key]()); |
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if (i == 5) { |
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key = 'globalFunction2'; |
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expect = 'function2'; |
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} |
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} |
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} |
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testKeyTransitions(); |
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function testTypeTransitions() { |
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var f = new F(); |
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var s = ''; |
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var m = 'one'; |
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var i; |
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s = ''; |
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for (i = 0; i != 10; i++) { |
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if (i == 5) { F.prototype.one = function() { return '1'; } } |
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s += f[m](); |
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} |
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assertEquals("oneoneoneoneone11111", s); |
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s = ''; |
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for (i = 0; i != 10; i++) { |
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if (i == 5) { f.__proto__ = { one: function() { return 'I'; } } } |
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s += f[m](); |
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} |
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assertEquals("11111IIIII", s); |
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s = ''; |
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for (i = 0; i != 10; i++) { |
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if (i == 5) { f.one = function() { return 'ONE'; } } |
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s += f[m](); |
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} |
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assertEquals("IIIIIONEONEONEONEONE", s); |
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m = 'toString'; |
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s = ''; |
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var obj = { toString: function() { return '2'; } }; |
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for (i = 0; i != 10; i++) { |
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if (i == 5) { obj = "TWO"; } |
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s += obj[m](); |
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} |
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assertEquals("22222TWOTWOTWOTWOTWO", s); |
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s = ''; |
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obj = { toString: function() { return 'ONE'; } }; |
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m = 'toString'; |
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for (i = 0; i != 10; i++) { |
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if (i == 5) { obj = 1; } |
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s += obj[m](); |
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} |
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assertEquals("ONEONEONEONEONE11111", s); |
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} |
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testTypeTransitions(); |
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@ -0,0 +1,42 @@ |
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// Copyright 2010 the V8 project authors. All rights reserved.
|
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// Redistribution and use in source and binary forms, with or without
|
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// modification, are permitted provided that the following conditions are
|
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// met:
|
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//
|
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// * Redistributions of source code must retain the above copyright
|
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// notice, this list of conditions and the following disclaimer.
|
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// * Redistributions in binary form must reproduce the above
|
|||
// copyright notice, this list of conditions and the following
|
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// disclaimer in the documentation and/or other materials provided
|
|||
// with the distribution.
|
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// * Neither the name of Google Inc. nor the names of its
|
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// contributors may be used to endorse or promote products derived
|
|||
// from this software without specific prior written permission.
|
|||
//
|
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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var obj = { 0: "obj0" }; |
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// Array index k is to big to fit into the string hash field.
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var k = 16777217; |
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var h = "" + k; |
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obj[k] = "obj" + k; |
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// Force computation of hash for the string representation of array index.
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for (var i = 0; i < 10; i++) { ({})[h]; } |
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function get(idx) { return obj[idx]; } |
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assertEquals(get(0), "obj0"); |
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assertEquals(get(h), "obj" + h); |
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@ -0,0 +1,46 @@ |
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// Copyright 2010 the V8 project authors. All rights reserved.
|
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// Redistribution and use in source and binary forms, with or without
|
|||
// modification, are permitted provided that the following conditions are
|
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// 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,
|
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// idx is a valid array index but is too big to be cached in hash field.
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var idx = 10000000; |
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// Create a JSObject with NumberDictionary as a backing store for elements.
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var obj = { }; |
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for (var i = 0; i < 100000; i += 100) { obj[i] = "obj" + i; } |
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// Set value using numeric index.
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obj[idx] = "obj" + idx; |
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// Make a string from index.
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var str = "" + idx; |
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// Force hash computation for the string representation of index.
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for (var i = 0; i < 10; i++) { ({})[str]; } |
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// Try getting value back using string and number representations of
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// the same index.
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assertEquals(obj[str], obj[idx]) |
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