Experimental parser: merge to r19637

test/webkit/array-splice.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 that JavaScriptCore does not crash when uwinding the stack that includes a host function."
-
+"This tests array.splice behavior."
 );
 
-function twoHostFunctions() {
-    var stack = [];
-    stack.push({ "args": twoHostFunctions.arguments });
-    stack.push({ "args": twoHostFunctions.arguments });
-    testPassed("Two host functions called in a row.");
-}
+var arr = ['a','b','c','d'];
+shouldBe("arr", "['a','b','c','d']");
+shouldBe("arr.splice(2)", "['c','d']");
+shouldBe("arr", "['a','b']");
+shouldBe("arr.splice(0)", "['a','b']");
+shouldBe("arr", "[]")
 
-function arrayOperatorFunction(element) {
-    return element + 5;
-}
+arr = ['a','b','c','d'];
+shouldBe("arr.splice()", "[]")
+shouldBe("arr", "['a','b','c','d']");
+shouldBe("arr.splice(undefined)", "['a','b','c','d']")
+shouldBe("arr", "[]");
 
-var myArray = new Array (0, 1, 2);
-function hostCallsUser(array) {
-    return array.map(arrayOperatorFunction);
-}
+arr = ['a','b','c','d'];
+shouldBe("arr.splice(null)", "['a','b','c','d']")
+shouldBe("arr", "[]");
 
-function throwException() {
-    throw "Exception thrown";
-}
+arr = ['a','b','c','d'];
+shouldBe("arr.splice(100)", "[]")
+shouldBe("arr", "['a','b','c','d']");
+shouldBe("arr.splice(-1)", "['d']")
+shouldBe("arr", "['a','b','c']");
 
-function hostAndException() {
-    var stack = [];
-    stack.push({ "args": hostAndException.arguments });
-    throwException();
-}
+shouldBe("arr.splice(2, undefined)", "[]")
+shouldBe("arr.splice(2, null)", "[]")
+shouldBe("arr.splice(2, -1)", "[]")
+shouldBe("arr", "['a','b','c']");
+shouldBe("arr.splice(2, 100)", "['c']")
+shouldBe("arr", "['a','b']");
 
-twoHostFunctions();
-myArray = hostCallsUser(myArray);
-shouldBe(myArray, new Array( 5, 6, 7 ) );
-
+// Check this doesn't crash.
 try {
-    hostAndException();
-} catch (e) {
-    testPassed("Exception thrown and caught");
-}
+    String(Array(0xFFFFFFFD).splice(0));
+} catch (e) { }