v8/test/webkit/continue-break-multiple-labels.js

112 lines
2.5 KiB
JavaScript

// 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 break and continue behaviour in the presence of multiple labels.'
);
function test1()
{
var s = "";
a:
b:
for (var i = 1; i < 10; i++) {
if (i == 4)
continue a;
s += i;
}
return s;
}
shouldBe("test1()", "'12356789'");
function test2()
{
var s = "";
a:
b:
for (var i = 1; i < 10; i++) {
if (i == 4)
break a;
s += i;
}
return s;
}
shouldBe("test2()", "'123'");
function test3()
{
var i;
for (i = 1; i < 10; i++) {
try {
continue;
} finally {
innerLoop:
while (1) {
break innerLoop;
}
}
}
return i;
}
shouldBe("test3()", "10");
function test4()
{
var i = 0;
a:
i++;
while (1) {
break;
}
return i;
}
shouldBe("test4()", "1");
function test5()
{
var i = 0;
switch (1) {
default:
while (1) {
break;
}
i++;
}
return i;
}
shouldBe("test5()", "1");