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gecko-dev
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gecko-dev/xpcom/tests/TestMinStringAPI.cpp

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/* vim:set ts=2 sw=2 et cindent: */
/* ***** 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.
*
* The Initial Developer of the Original Code is IBM Corporation.
* Portions created by IBM Corporation are Copyright (C) 2003
* IBM Corporation. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@meer.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 ***** */
#define MOZILLA_STRICT_API
#include <stdio.h>
#include "nsStringAPI.h"
#include "nsCRT.h"
static const char kAsciiData[] = "hello world";
static const PRUnichar kUnicodeData[] =
{'h','e','l','l','o',' ','w','o','r','l','d','\0'};
static PRBool test_basic_1()
{
nsCStringContainer s;
NS_CStringContainerInit(s);
const char *ptr;
PRUint32 len;
char *clone;
NS_CStringGetData(s, &ptr);
if (ptr == nsnull || *ptr != '\0')
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
NS_CStringSetData(s, kAsciiData, PR_UINT32_MAX);
len = NS_CStringGetData(s, &ptr);
if (ptr == nsnull || strcmp(ptr, kAsciiData) != 0)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
if (len != sizeof(kAsciiData)-1)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
clone = NS_CStringCloneData(s);
if (ptr == nsnull || strcmp(ptr, kAsciiData) != 0)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
nsMemory::Free(clone);
nsCStringContainer temp;
NS_CStringContainerInit(temp);
NS_CStringCopy(temp, s);
len = NS_CStringGetData(temp, &ptr);
if (ptr == nsnull || strcmp(ptr, kAsciiData) != 0)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
if (len != sizeof(kAsciiData)-1)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
NS_CStringContainerFinish(temp);
NS_CStringContainerFinish(s);
return PR_TRUE;
}
static PRBool test_basic_2()
{
nsStringContainer s;
NS_StringContainerInit(s);
const PRUnichar *ptr;
PRUint32 len;
PRUnichar *clone;
NS_StringGetData(s, &ptr);
if (ptr == nsnull || *ptr != '\0')
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
NS_StringSetData(s, kUnicodeData, PR_UINT32_MAX);
len = NS_StringGetData(s, &ptr);
if (ptr == nsnull || nsCRT::strcmp(ptr, kUnicodeData) != 0)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
if (len != sizeof(kUnicodeData)/2 - 1)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
clone = NS_StringCloneData(s);
if (ptr == nsnull || nsCRT::strcmp(ptr, kUnicodeData) != 0)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
nsMemory::Free(clone);
nsStringContainer temp;
NS_StringContainerInit(temp);
NS_StringCopy(temp, s);
len = NS_StringGetData(temp, &ptr);
if (ptr == nsnull || nsCRT::strcmp(ptr, kUnicodeData) != 0)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
if (len != sizeof(kUnicodeData)/2 - 1)
{
NS_ERROR("unexpected result");
return PR_FALSE;
}
NS_StringContainerFinish(temp);
NS_StringContainerFinish(s);
return PR_TRUE;
}
static PRBool test_convert()
{
nsStringContainer s;
NS_StringContainerInit(s);
NS_StringSetData(s, kUnicodeData, sizeof(kUnicodeData)/2 - 1);
nsCStringContainer temp;
NS_CStringContainerInit(temp);
const char *data;
NS_UTF16ToCString(s, NS_CSTRING_ENCODING_ASCII, temp);
NS_CStringGetData(temp, &data);
if (strcmp(data, kAsciiData) != 0)
return PR_FALSE;
NS_UTF16ToCString(s, NS_CSTRING_ENCODING_UTF8, temp);
NS_CStringGetData(temp, &data);
if (strcmp(data, kAsciiData) != 0)
return PR_FALSE;
NS_CStringContainerFinish(temp);
NS_StringContainerFinish(s);
return PR_TRUE;
}
static PRBool test_append()
{
nsCStringContainer s;
NS_CStringContainerInit(s);
NS_CStringSetData(s, "foo");
NS_CStringAppendData(s, "bar");
NS_CStringContainerFinish(s);
return PR_TRUE;
}
// Replace all occurances of |matchVal| with |newVal|
static void ReplaceSubstring( nsACString& str,
const nsACString& matchVal,
const nsACString& newVal )
{
const char* sp, *mp, *np;
PRUint32 sl, ml, nl;
sl = NS_CStringGetData(str, &sp);
ml = NS_CStringGetData(matchVal, &mp);
nl = NS_CStringGetData(newVal, &np);
for (const char* iter = sp; iter <= sp + sl - ml; ++iter)
{
if (memcmp(iter, mp, ml) == 0)
{
PRUint32 offset = iter - sp;
NS_CStringSetDataRange(str, offset, ml, np, nl);
sl = NS_CStringGetData(str, &sp);
iter = sp + offset + nl - 1;
}
}
}
static PRBool test_replace_driver(const char *strVal,
const char *matchVal,
const char *newVal,
const char *finalVal)
{
nsCStringContainer a;
NS_CStringContainerInit(a);
NS_CStringSetData(a, strVal);
nsCStringContainer b;
NS_CStringContainerInit(b);
NS_CStringSetData(b, matchVal);
nsCStringContainer c;
NS_CStringContainerInit(c);
NS_CStringSetData(c, newVal);
ReplaceSubstring(a, b, c);
const char *data;
NS_CStringGetData(a, &data);
if (strcmp(data, finalVal) != 0)
return PR_FALSE;
NS_CStringContainerFinish(c);
NS_CStringContainerFinish(b);
NS_CStringContainerFinish(a);
return PR_TRUE;
}
static PRBool test_replace()
{
PRBool rv;
rv = test_replace_driver("hello world, hello again!",
"hello",
"goodbye",
"goodbye world, goodbye again!");
if (!rv)
return rv;
rv = test_replace_driver("foofoofoofoo!",
"foo",
"bar",
"barbarbarbar!");
if (!rv)
return rv;
rv = test_replace_driver("foo bar systems",
"xyz",
"crazy",
"foo bar systems");
if (!rv)
return rv;
rv = test_replace_driver("oh",
"xyz",
"crazy",
"oh");
if (!rv)
return rv;
return PR_TRUE;
}
static const char* kWhitespace="\b\t\r\n ";
static void
CompressWhitespace(nsACString &str)
{
const char *p;
PRInt32 i, len = (PRInt32) NS_CStringGetData(str, &p);
// trim leading whitespace
for (i=0; i<len; ++i)
{
if (!strchr(kWhitespace, (char) p[i]))
break;
}
if (i>0)
{
NS_CStringCutData(str, 0, i);
len = (PRInt32) NS_CStringGetData(str, &p);
}
// trim trailing whitespace
for (i=len-1; i>=0; --i)
{
if (!strchr(kWhitespace, (char) p[i]))
break;
}
if (++i < len)
NS_CStringCutData(str, i, len - i);
}
static PRBool test_compress_ws()
{
nsCStringContainer s;
NS_CStringContainerInit(s);
NS_CStringSetData(s, " \thello world\r \n");
CompressWhitespace(s);
const char *d;
NS_CStringGetData(s, &d);
PRBool rv = !strcmp(d, "hello world");
if (!rv)
printf("=> \"%s\"\n", d);
NS_CStringContainerFinish(s);
return rv;
}
static PRBool test_depend()
{
static const char kData[] = "hello world";
nsCStringContainer s;
NS_ENSURE_SUCCESS(
NS_CStringContainerInit2(s, kData, sizeof(kData)-1,
NS_CSTRING_CONTAINER_INIT_DEPEND),
PR_FALSE);
const char *sd;
NS_CStringGetData(s, &sd);
PRBool rv = (sd == kData);
NS_CStringContainerFinish(s);
return rv;
}
static PRBool test_depend_sub()
{
static const char kData[] = "hello world";
nsCStringContainer s;
NS_ENSURE_SUCCESS(
NS_CStringContainerInit2(s, kData, sizeof(kData)-1,
NS_CSTRING_CONTAINER_INIT_DEPEND |
NS_CSTRING_CONTAINER_INIT_SUBSTRING),
PR_FALSE);
PRBool terminated;
const char *sd;
PRUint32 len = NS_CStringGetData(s, &sd, &terminated);
PRBool rv = (sd == kData && len == sizeof(kData)-1 && !terminated);
NS_CStringContainerFinish(s);
return rv;
}
static PRBool test_adopt()
{
static const char kData[] = "hello world";
char *data = (char *) nsMemory::Clone(kData, sizeof(kData));
if (!data)
return PR_FALSE;
nsCStringContainer s;
NS_ENSURE_SUCCESS(
NS_CStringContainerInit2(s, data, PR_UINT32_MAX,
NS_CSTRING_CONTAINER_INIT_ADOPT),
PR_FALSE); // leaks data on failure *shrug*
const char *sd;
NS_CStringGetData(s, &sd);
PRBool rv = (sd == data);
NS_CStringContainerFinish(s);
return rv;
}
static PRBool test_adopt_sub()
{
static const char kData[] = "hello world";
char *data = (char *) nsMemory::Clone(kData, sizeof(kData)-1);
if (!data)
return PR_FALSE;
nsCStringContainer s;
NS_ENSURE_SUCCESS(
NS_CStringContainerInit2(s, data, sizeof(kData)-1,
NS_CSTRING_CONTAINER_INIT_ADOPT |
NS_CSTRING_CONTAINER_INIT_SUBSTRING),
PR_FALSE); // leaks data on failure *shrug*
PRBool terminated;
const char *sd;
PRUint32 len = NS_CStringGetData(s, &sd, &terminated);
PRBool rv = (sd == data && len == sizeof(kData)-1 && !terminated);
NS_CStringContainerFinish(s);
return rv;
}
//----
typedef PRBool (*TestFunc)();
static const struct Test
{
const char* name;
TestFunc func;
}
tests[] =
{
{ "test_basic_1", test_basic_1 },
{ "test_basic_2", test_basic_2 },
{ "test_convert", test_convert },
{ "test_append", test_append },
{ "test_replace", test_replace },
{ "test_compress_ws", test_compress_ws },
{ "test_depend", test_depend },
{ "test_depend_sub", test_depend_sub },
{ "test_adopt", test_adopt },
{ "test_adopt_sub", test_adopt_sub },
{ nsnull, nsnull }
};
//----
int main(int argc, char **argv)
{
int count = 1;
if (argc > 1)
count = atoi(argv[1]);
while (count--)
{
for (const Test* t = tests; t->name != nsnull; ++t)
{
printf("%25s : %s\n", t->name, t->func() ? "SUCCESS" : "FAILURE");
}
}
return 0;
}
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