// 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.

var leftRight;
function left() {
    leftRight = leftRight + "Left";
}

function right() {
    leftRight = leftRight + "Right";
}

shouldBe('(function(){ leftRight = ""; left() > right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() >= right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() < right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() <= right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() + right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() - right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() / right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() * right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() % right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() << right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() >> right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() >>> right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() || right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() && right(); return leftRight; })()', '"Left"');
shouldBe('(function(){ leftRight = ""; left() & right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() | right(); return leftRight; })()', '"LeftRight"');
shouldBe('(function(){ leftRight = ""; left() ^ right(); return leftRight; })()', '"LeftRight"');

function testEvaluationOfArguments()
{
    function throwPass()
    {
        throw "PASS";
    }

    var nonFunction = 42;

    try {
        nonFunction(throwPass());
    } catch (e) {
        return e == "PASS";
    }
}

shouldBeTrue("testEvaluationOfArguments()");
