зеркало из https://github.com/mozilla/pjs.git
117 строки
3.3 KiB
C++
117 строки
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#include "nsCRT.h"
|
|
#include "nsString.h"
|
|
#include "plstr.h"
|
|
#include <stdlib.h>
|
|
|
|
namespace TestCRT {
|
|
|
|
// The return from strcmp etc is only defined to be postive, zero or
|
|
// negative. The magnitude of a non-zero return is irrelevant.
|
|
PRIntn sign(PRIntn val) {
|
|
if (val == 0)
|
|
return 0;
|
|
else {
|
|
if (val > 0)
|
|
return 1;
|
|
else
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
|
|
// Verify that nsCRT versions of string comparison routines get the
|
|
// same answers as the native non-unicode versions. We only pass in
|
|
// iso-latin-1 strings, so the comparison must be valid.
|
|
static void Check(const char* s1, const char* s2, PRIntn n)
|
|
{
|
|
PRIntn clib = PL_strcmp(s1, s2);
|
|
PRIntn clib_n = PL_strncmp(s1, s2, n);
|
|
|
|
nsAutoString t1,t2;
|
|
t1.AssignWithConversion(s1);
|
|
t2.AssignWithConversion(s2);
|
|
const PRUnichar* us1 = t1.get();
|
|
const PRUnichar* us2 = t2.get();
|
|
|
|
PRIntn u2 = nsCRT::strcmp(us1, us2);
|
|
PRIntn u2_n = nsCRT::strncmp(us1, us2, n);
|
|
|
|
NS_ASSERTION(sign(clib) == sign(u2), "strcmp");
|
|
NS_ASSERTION(sign(clib_n) == sign(u2_n), "strncmp");
|
|
}
|
|
|
|
struct Test {
|
|
const char* s1;
|
|
const char* s2;
|
|
PRIntn n;
|
|
};
|
|
|
|
static Test tests[] = {
|
|
{ "foo", "foo", 3 },
|
|
{ "foo", "fo", 3 },
|
|
|
|
{ "foo", "bar", 3 },
|
|
{ "foo", "ba", 3 },
|
|
|
|
{ "foo", "zap", 3 },
|
|
{ "foo", "za", 3 },
|
|
|
|
{ "bar", "foo", 3 },
|
|
{ "bar", "fo", 3 },
|
|
|
|
{ "bar", "foo", 3 },
|
|
{ "bar", "fo", 3 },
|
|
};
|
|
#define NUM_TESTS int((sizeof(tests) / sizeof(tests[0])))
|
|
|
|
}
|
|
|
|
using namespace TestCRT;
|
|
|
|
int main()
|
|
{
|
|
Test* tp = tests;
|
|
for (int i = 0; i < NUM_TESTS; i++, tp++) {
|
|
Check(tp->s1, tp->s2, tp->n);
|
|
}
|
|
|
|
return 0;
|
|
}
|