test/webkit/class-syntax-call.js

// Copyright 2015 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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description('Tests for calling the constructors of ES6 classes');

class A { constructor() {} };
class B extends A { constructor() { super() } };

shouldNotThrow('new A');
shouldThrow('A()', '"TypeError: Class constructor A cannot be invoked without \'new\'"');
shouldNotThrow('new B');
shouldThrow('B()', '"TypeError: Class constructor B cannot be invoked without \'new\'"');
shouldNotThrow('new (class { constructor() {} })()');
shouldThrow('(class { constructor() {} })()', '"TypeError: Class constructor  cannot be invoked without \'new\'"');
shouldThrow('new (class extends null { constructor() { super() } })()', '"TypeError: super is not a constructor"');
shouldThrow('(class extends null { constructor() { super() } })()', '"TypeError: Class constructor  cannot be invoked without \'new\'"');

var successfullyParsed = true;