Migrate more tests from blink repository.

test/webkit/fast/js/object-bad-time.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(
-"Tests that ArrayPop is known to the DFG to be a side effect."
+"Tests that defining a setter on the prototype of an object used for indexed storage works even if it is done after objects with indexed storage are allocated."
 );
 
-function foo(a, b) {
-    var result = a.f;
-    result += b.pop();
-    result += a.g;
+function Cons() {
+}
+
+var ouches = 0;
+
+function foo(haveABadTime) {
+    var result = new Cons();
+    result.length = 5;
+    for (var i = 0; i < result.length; ++i) {
+        if (i == haveABadTime) {
+            debug("Henceforth I will have a bad time.");
+            Cons.prototype.__defineSetter__("3", function() { debug("Ouch!"); ouches++; });
+        }
+        result[i] = i;
+    }
     return result;
 }
 
-var ouches = 0;
-for (var i = 0; i < 200; ++i) {
-    var a = {f:1, g:2};
-    var b = [];
-    var expected;
-    if (i < 150) {
-        // Ensure that we always transition the array's structure to one that indicates
-        // that we have array storage.
-        b.__defineGetter__("0", function() {
-            testFailed("Should never get here");
-        });
-        b.length = 0;
-        b[0] = 42;
-        expected = "45";
-    } else {
-        b.__defineGetter__("0", function() {
-            debug("Ouch!");
-            ouches++;
-            delete a.g;
-            a.h = 43;
-            return 5;
-        });
-        expected = "0/0";
-    }
-    shouldBe("foo(a, b)", expected);
+var expected = "\"0,1,2,3,4\"";
+
+for (var i = 0; i < 1000; ++i) {
+    var haveABadTime;
+    if (i == 950) {
+        haveABadTime = 2;
+        expected = "\"0,1,2,,4\"";
+    } else
+        haveABadTime = -1;
+    shouldBe("\"" + Array.prototype.join.apply(foo(haveABadTime), [","]) + "\"", expected);
 }
 
 shouldBe("ouches", "50");