Migrate more tests from blink repository.

test/webkit/fast/js/excessive-comma-usage.js

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions
 // are met:
 // 1.  Redistributions of source code must retain the above copyright
 //     notice, this list of conditions and the following disclaimer.
 // 2.  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.
 //
 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
 
-description(
-"This test checks the behaviour of indexing an Array with immediate types."
-);
+description("Test that we can handle excessively large initializer lists");
 
-var array = ["Zero", "One"];
+var initializerTestString = "var a=0";
+for (var i = 0; i < 50000; i++)
+    initializerTestString += ",a"+i+"="+i;
+initializerTestString += ";return true;";
 
-shouldBe("array[0]", '"Zero"');
-shouldBe("array[null]", "undefined");
-shouldBe("array[undefined]", "undefined");
-shouldBe("array[true]", "undefined");
-shouldBe("array[false]", "undefined");
+var declarationTestString = "var a";
+for (var i = 0; i < 50000; i++)
+    declarationTestString += ",a"+i;
+declarationTestString += ";return true;";
 
-function putSelf(array, index)
-{
-    index = index << 0;
-    array[index] = index;
-    return true;
-}
+var commaExpressionTestString = "1";
+for (var i = 0; i < 50000; i++)
+    commaExpressionTestString += ",1";
+commaExpressionTestString += ";return true;";
 
-shouldBeTrue("putSelf([0], 0);");
-shouldBeTrue("putSelf([0], 1/9);");
+shouldBeTrue("new Function(initializerTestString)()");
+shouldBeTrue("new Function(declarationTestString)()");
+shouldBeTrue("new Function(commaExpressionTestString)()");