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219 lines
8.9 KiB
C
219 lines
8.9 KiB
C
/*
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* Unit test suite for environment functions.
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*
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* Copyright 2002 Dmitry Timoshkov
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdarg.h>
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#include "wine/test.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winerror.h"
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static void test_GetSetEnvironmentVariableA(void)
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{
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char buf[256];
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BOOL ret;
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DWORD ret_size;
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static const char name[] = "SomeWildName";
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static const char name_cased[] = "sOMEwILDnAME";
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static const char value[] = "SomeWildValue";
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ret = SetEnvironmentVariableA(name, value);
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ok(ret == TRUE,
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"unexpected error in SetEnvironmentVariableA, GetLastError=%ld\n",
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GetLastError());
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/* Try to retrieve the environment variable we just set */
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ret_size = GetEnvironmentVariableA(name, NULL, 0);
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ok(ret_size == strlen(value) + 1,
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"should return length with terminating 0 ret_size=%ld\n", ret_size);
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lstrcpyA(buf, "foo");
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ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value));
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ok(lstrcmpA(buf, "foo") == 0, "should not touch the buffer\n");
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ok(ret_size == strlen(value) + 1,
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"should return length with terminating 0 ret_size=%ld\n", ret_size);
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lstrcpyA(buf, "foo");
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ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, value) == 0, "should touch the buffer\n");
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ok(ret_size == strlen(value),
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"should return length without terminating 0 ret_size=%ld\n", ret_size);
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lstrcpyA(buf, "foo");
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ret_size = GetEnvironmentVariableA(name_cased, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, value) == 0, "should touch the buffer\n");
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ok(ret_size == strlen(value),
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"should return length without terminating 0 ret_size=%ld\n", ret_size);
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/* Remove that environment variable */
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ret = SetEnvironmentVariableA(name_cased, NULL);
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ok(ret == TRUE, "should erase existing variable\n");
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lstrcpyA(buf, "foo");
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ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, "foo") == 0, "should not touch the buffer\n");
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ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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/* Check behavior of SetEnvironmentVariableA(name, "") */
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ret = SetEnvironmentVariableA(name, value);
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ok(ret == TRUE,
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"unexpected error in SetEnvironmentVariableA, GetLastError=%ld\n",
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GetLastError());
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lstrcpyA(buf, "foo");
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ret_size = GetEnvironmentVariableA(name_cased, buf, lstrlenA(value) + 1);
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ok(lstrcmpA(buf, value) == 0, "should touch the buffer\n");
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ok(ret_size == strlen(value),
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"should return length without terminating 0 ret_size=%ld\n", ret_size);
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ret = SetEnvironmentVariableA(name_cased, "");
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ok(ret == TRUE,
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"should not fail with empty value but GetLastError=%ld\n", GetLastError());
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lstrcpyA(buf, "foo");
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SetLastError(0);
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ret_size = GetEnvironmentVariableA(name, buf, lstrlenA(value) + 1);
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ok(ret_size == 0 &&
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((GetLastError() == 0 && lstrcmpA(buf, "") == 0) ||
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(GetLastError() == ERROR_ENVVAR_NOT_FOUND)),
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"%s should be set to \"\" (NT) or removed (Win9x) but ret_size=%ld GetLastError=%ld and buf=%s\n",
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name, ret_size, GetLastError(), buf);
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/* Test the limits */
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ret_size = GetEnvironmentVariableA(NULL, NULL, 0);
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ok(ret_size == 0 && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_ENVVAR_NOT_FOUND),
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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ret_size = GetEnvironmentVariableA(NULL, buf, lstrlenA(value) + 1);
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ok(ret_size == 0 && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_ENVVAR_NOT_FOUND),
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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ret_size = GetEnvironmentVariableA("", buf, lstrlenA(value) + 1);
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ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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}
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static void test_GetSetEnvironmentVariableW(void)
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{
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WCHAR buf[256];
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BOOL ret;
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DWORD ret_size;
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static const WCHAR name[] = {'S','o','m','e','W','i','l','d','N','a','m','e',0};
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static const WCHAR value[] = {'S','o','m','e','W','i','l','d','V','a','l','u','e',0};
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static const WCHAR name_cased[] = {'s','O','M','E','w','I','L','D','n','A','M','E',0};
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static const WCHAR empty_strW[] = { 0 };
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static const WCHAR fooW[] = {'f','o','o',0};
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ret = SetEnvironmentVariableW(name, value);
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if (ret == FALSE && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)
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{
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/* Must be Win9x which doesn't support the Unicode functions */
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return;
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}
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ok(ret == TRUE,
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"unexpected error in SetEnvironmentVariableW, GetLastError=%ld\n",
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GetLastError());
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/* Try to retrieve the environment variable we just set */
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ret_size = GetEnvironmentVariableW(name, NULL, 0);
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ok(ret_size == lstrlenW(value) + 1,
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"should return length with terminating 0 ret_size=%ld\n",
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ret_size);
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lstrcpyW(buf, fooW);
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ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value));
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ok(lstrcmpW(buf, fooW) == 0, "should not touch the buffer\n");
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ok(ret_size == lstrlenW(value) + 1,
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"should return length with terminating 0 ret_size=%ld\n", ret_size);
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lstrcpyW(buf, fooW);
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ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, value) == 0, "should touch the buffer\n");
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ok(ret_size == lstrlenW(value),
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"should return length without terminating 0 ret_size=%ld\n", ret_size);
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lstrcpyW(buf, fooW);
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ret_size = GetEnvironmentVariableW(name_cased, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, value) == 0, "should touch the buffer\n");
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ok(ret_size == lstrlenW(value),
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"should return length without terminating 0 ret_size=%ld\n", ret_size);
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/* Remove that environment variable */
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ret = SetEnvironmentVariableW(name_cased, NULL);
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ok(ret == TRUE, "should erase existing variable\n");
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lstrcpyW(buf, fooW);
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ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, fooW) == 0, "should not touch the buffer\n");
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ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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/* Check behavior of SetEnvironmentVariableW(name, "") */
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ret = SetEnvironmentVariableW(name, value);
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ok(ret == TRUE,
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"unexpected error in SetEnvironmentVariableW, GetLastError=%ld\n",
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GetLastError());
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lstrcpyW(buf, fooW);
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ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(lstrcmpW(buf, value) == 0, "should touch the buffer\n");
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ok(ret_size == lstrlenW(value),
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"should return length without terminating 0 ret_size=%ld\n", ret_size);
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ret = SetEnvironmentVariableW(name_cased, empty_strW);
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ok(ret == TRUE, "should not fail with empty value but GetLastError=%ld\n", GetLastError());
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lstrcpyW(buf, fooW);
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ret_size = GetEnvironmentVariableW(name, buf, lstrlenW(value) + 1);
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ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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ok(lstrcmpW(buf, empty_strW) == 0, "should copy an empty string\n");
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/* Test the limits */
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ret_size = GetEnvironmentVariableW(NULL, NULL, 0);
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ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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ret_size = GetEnvironmentVariableW(NULL, buf, lstrlenW(value) + 1);
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ok(ret_size == 0 && GetLastError() == ERROR_ENVVAR_NOT_FOUND,
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"should not find variable but ret_size=%ld GetLastError=%ld\n",
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ret_size, GetLastError());
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ret = SetEnvironmentVariableW(NULL, NULL);
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ok(ret == FALSE && (GetLastError() == ERROR_INVALID_PARAMETER || GetLastError() == ERROR_ENVVAR_NOT_FOUND),
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"should fail with NULL, NULL but ret=%d and GetLastError=%ld\n",
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ret, GetLastError());
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}
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START_TEST(environ)
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{
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test_GetSetEnvironmentVariableA();
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test_GetSetEnvironmentVariableW();
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}
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