mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-19 05:20:10 +00:00
110 lines
3.0 KiB
C++
110 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape 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/NPL/
|
|
*
|
|
* 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 Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*/
|
|
|
|
#include "nsCRT.h"
|
|
#include "nsString.h"
|
|
#include "plstr.h"
|
|
#include <stdlib.h>
|
|
|
|
// 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 comparision 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);
|
|
PRIntn clib_case = PL_strcasecmp(s1, s2);
|
|
PRIntn clib_case_n = PL_strncasecmp(s1, s2, n);
|
|
|
|
nsAutoString t1(s1), t2(s2);
|
|
const PRUnichar* us1 = t1.GetUnicode();
|
|
const PRUnichar* us2 = t2.GetUnicode();
|
|
|
|
PRIntn u = nsCRT::strcmp(us1, s2);
|
|
PRIntn u_n = nsCRT::strncmp(us1, s2, n);
|
|
PRIntn u_case = nsCRT::strcasecmp(us1, s2);
|
|
PRIntn u_case_n = nsCRT::strncasecmp(us1, s2, n);
|
|
|
|
PRIntn u2 = nsCRT::strcmp(us1, us2);
|
|
PRIntn u2_n = nsCRT::strncmp(us1, us2, n);
|
|
PRIntn u2_case = nsCRT::strcasecmp(us1, us2);
|
|
PRIntn u2_case_n = nsCRT::strncasecmp(us1, us2, n);
|
|
|
|
NS_ASSERTION(sign(clib) == sign(u), "strcmp");
|
|
NS_ASSERTION(sign(clib_n) == sign(u_n), "strncmp");
|
|
NS_ASSERTION(sign(clib_case) == sign(u_case), "strcasecmp");
|
|
NS_ASSERTION(sign(clib_case_n) == sign(u_case_n), "strncasecmp");
|
|
|
|
NS_ASSERTION(sign(clib) == sign(u2), "strcmp");
|
|
NS_ASSERTION(sign(clib_n) == sign(u2_n), "strncmp");
|
|
NS_ASSERTION(sign(clib_case) == sign(u2_case), "strcasecmp");
|
|
NS_ASSERTION(sign(clib_case_n) == sign(u2_case_n), "strncasecmp");
|
|
}
|
|
|
|
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])))
|
|
|
|
int main()
|
|
{
|
|
Test* tp = tests;
|
|
for (int i = 0; i < NUM_TESTS; i++, tp++) {
|
|
Check(tp->s1, tp->s2, tp->n);
|
|
}
|
|
|
|
return 0;
|
|
}
|