Sweden-Number/dlls/kernel32/tests/environ.c

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/*
* Unit test suite for environment functions.
*
* Copyright 2002 Dmitry Timoshkov
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "wine/test.h"
#include "windef.h"
#include "winbase.h"
#include "winerror.h"
static void test_GetSetEnvironmentVariableA(void)
{
char buf[256];
BOOL ret;
DWORD ret_size;
static const char name[] = "SomeWildName";
static const char name_cased[] = "sOMEwILDnAME";
static const char value[] = "SomeWildValue";
ret = SetEnvironmentVariableA(name, value);
ok(ret == TRUE,
"unexpected error in SetEnvironmentVariableA, GetLastError=%d\n",
GetLastError());
/* Try to retrieve the environment variable we just set */
ret_size = GetEnvironmentVariableA(name, NULL, 0);
ok(ret_size == strlen(value) + 1,
"should return length with terminating 0 ret_size=%d\n", ret_size);
lstrcpyA(buf, "foo");
ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value));
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ok(lstrcmpA(buf, "foo") == 0, "should not touch the buffer\n");
ok(ret_size == strlen(value) + 1,
"should return length with terminating 0 ret_size=%d\n", ret_size);
lstrcpyA(buf, "foo");
ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, value) == 0, "should touch the buffer\n");
ok(ret_size == strlen(value),
"should return length without terminating 0 ret_size=%d\n", ret_size);
lstrcpyA(buf, "foo");
ret_size = GetEnvironmentVariableA(name_cased, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, value) == 0, "should touch the buffer\n");
ok(ret_size == strlen(value),
"should return length without terminating 0 ret_size=%d\n", ret_size);
/* Remove that environment variable */
ret = SetEnvironmentVariableA(name_cased, NULL);
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ok(ret == TRUE, "should erase existing variable\n");
lstrcpyA(buf, "foo");
ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, "foo") == 0, "should not touch the buffer\n");
ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
/* Check behavior of SetEnvironmentVariableA(name, "") */
ret = SetEnvironmentVariableA(name, value);
ok(ret == TRUE,
"unexpected error in SetEnvironmentVariableA, GetLastError=%d\n",
GetLastError());
lstrcpyA(buf, "foo");
ret_size = GetEnvironmentVariableA(name_cased, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, value) == 0, "should touch the buffer\n");
ok(ret_size == strlen(value),
"should return length without terminating 0 ret_size=%d\n", ret_size);
ret = SetEnvironmentVariableA(name_cased, "");
ok(ret == TRUE,
"should not fail with empty value but GetLastError=%d\n", GetLastError());
lstrcpyA(buf, "foo");
SetLastError(0);
ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value) + 1);
ok(ret_size == 0 &&
((GetLastError() == 0 && lstrcmpA(buf, "") == 0) ||
(GetLastError() == ERROR_ENVVAR_NOT_FOUND)),
"%s should be set to \"\" (NT) or removed (Win9x) but ret_size=%d GetLastError=%d and buf=%s\n",
name, ret_size, GetLastError(), buf);
/* Test the limits */
ret_size = GetEnvironmentVariableA(NULL, NULL, 0);
ok(ret_size == 0 && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_ENVVAR_NOT_FOUND),
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
ret_size = GetEnvironmentVariableA(NULL, buf, lstrlenA(value) + 1);
ok(ret_size == 0 && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_ENVVAR_NOT_FOUND),
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
ret_size = GetEnvironmentVariableA("", buf, lstrlenA(value) + 1);
ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
}
static void test_GetSetEnvironmentVariableW(void)
{
WCHAR buf[256];
BOOL ret;
DWORD ret_size;
static const WCHAR name[] = {'S','o','m','e','W','i','l','d','N','a','m','e',0};
static const WCHAR value[] = {'S','o','m','e','W','i','l','d','V','a','l','u','e',0};
static const WCHAR name_cased[] = {'s','O','M','E','w','I','L','D','n','A','M','E',0};
static const WCHAR empty_strW[] = { 0 };
static const WCHAR fooW[] = {'f','o','o',0};
ret = SetEnvironmentVariableW(name, value);
if (ret == FALSE && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)
{
/* Must be Win9x which doesn't support the Unicode functions */
return;
}
ok(ret == TRUE,
"unexpected error in SetEnvironmentVariableW, GetLastError=%d\n",
GetLastError());
/* Try to retrieve the environment variable we just set */
ret_size = GetEnvironmentVariableW(name, NULL, 0);
ok(ret_size == lstrlenW(value) + 1,
"should return length with terminating 0 ret_size=%d\n",
ret_size);
lstrcpyW(buf, fooW);
ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value));
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ok(lstrcmpW(buf, fooW) == 0, "should not touch the buffer\n");
ok(ret_size == lstrlenW(value) + 1,
"should return length with terminating 0 ret_size=%d\n", ret_size);
lstrcpyW(buf, fooW);
ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, value) == 0, "should touch the buffer\n");
ok(ret_size == lstrlenW(value),
"should return length without terminating 0 ret_size=%d\n", ret_size);
lstrcpyW(buf, fooW);
ret_size = GetEnvironmentVariableW(name_cased, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, value) == 0, "should touch the buffer\n");
ok(ret_size == lstrlenW(value),
"should return length without terminating 0 ret_size=%d\n", ret_size);
/* Remove that environment variable */
ret = SetEnvironmentVariableW(name_cased, NULL);
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ok(ret == TRUE, "should erase existing variable\n");
lstrcpyW(buf, fooW);
ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, fooW) == 0, "should not touch the buffer\n");
ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
/* Check behavior of SetEnvironmentVariableW(name, "") */
ret = SetEnvironmentVariableW(name, value);
ok(ret == TRUE,
"unexpected error in SetEnvironmentVariableW, GetLastError=%d\n",
GetLastError());
lstrcpyW(buf, fooW);
ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, value) == 0, "should touch the buffer\n");
ok(ret_size == lstrlenW(value),
"should return length without terminating 0 ret_size=%d\n", ret_size);
ret = SetEnvironmentVariableW(name_cased, empty_strW);
ok(ret == TRUE, "should not fail with empty value but GetLastError=%d\n", GetLastError());
lstrcpyW(buf, fooW);
ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
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ok(lstrcmpW(buf, empty_strW) == 0, "should copy an empty string\n");
/* Test the limits */
ret_size = GetEnvironmentVariableW(NULL, NULL, 0);
ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
ret_size = GetEnvironmentVariableW(NULL, buf, lstrlenW(value) + 1);
ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
"should not find variable but ret_size=%d GetLastError=%d\n",
ret_size, GetLastError());
ret = SetEnvironmentVariableW(NULL, NULL);
ok(ret == FALSE && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_ENVVAR_NOT_FOUND),
"should fail with NULL, NULL but ret=%d and GetLastError=%d\n",
ret, GetLastError());
}
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static void test_ExpandEnvironmentStringsA(void)
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{
char buf[256], buf1[256], buf2[0x8000];
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DWORD ret_size, ret_size1;
/* test a large destination size */
strcpy(buf, "12345");
ret_size = ExpandEnvironmentStringsA(buf, buf2, sizeof(buf2));
ok(!strcmp(buf, buf2), "ExpandEnvironmentStrings failed %s vs %s. ret_size = %d\n", buf, buf2, ret_size);
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ret_size1 = GetWindowsDirectoryA(buf1,256);
ok ((ret_size1 >0) && (ret_size1<256), "GetWindowsDirectory Failed\n");
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ret_size = ExpandEnvironmentStringsA("%SystemRoot%",buf,sizeof(buf));
if (ERROR_ENVVAR_NOT_FOUND == GetLastError())
return;
ok(!strcmp(buf, buf1), "ExpandEnvironmentStrings failed %s vs %s. ret_size = %d\n", buf, buf1, ret_size);
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}
START_TEST(environ)
{
test_GetSetEnvironmentVariableA();
test_GetSetEnvironmentVariableW();
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test_ExpandEnvironmentStringsA();
}