Import JSC class tests

test/webkit/class-syntax-call.js

-// Copyright 2013 the V8 project authors. All rights reserved.
+// Copyright 2015 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 array accessing doesn't do the wrong thing for negative indices"
-);
-var a = [];
-a[-5] =  true;
-shouldBe('a.length', '0');
-shouldBe('a["-5"]', 'a[-5]');
+// Flags: --harmony-sloppy
 
-// Just some bounds paranoia
-a = [1,2,3,4];
-shouldBe('a[4]', 'undefined');
+description('Tests for calling the constructors of ES6 classes');
 
-a = [];
-for (var i = 0; i > -1000; i--) a[i] = i;
+class A { constructor() {} };
+class B extends A { constructor() { super() } };
+
+shouldNotThrow('new A');
+shouldThrow('A()', '"TypeError: Class constructors cannot be invoked without \'new\'"');
+shouldNotThrow('new B');
+shouldThrow('B()', '"TypeError: Class constructors cannot be invoked without \'new\'"');
+shouldNotThrow('new (class { constructor() {} })()');
+shouldThrow('(class { constructor() {} })()', '"TypeError: Class constructors cannot be invoked without \'new\'"');
+shouldThrow('new (class extends null { constructor() { super() } })()', '"TypeError: function () {} is not a constructor"');
+shouldThrow('(class extends null { constructor() { super() } })()', '"TypeError: Class constructors cannot be invoked without \'new\'"');
+
+var successfullyParsed = true;