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242 lines
8.5 KiB
C
Executable file
242 lines
8.5 KiB
C
Executable file
/*
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* Unit tests for module/DLL/library API
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*
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* Copyright (c) 2004 Eric Pouech
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "wine/test.h"
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#include <windows.h>
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static BOOL is_unicode_enabled = TRUE;
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static BOOL cmpStrAW(const char* a, const WCHAR* b, DWORD lenA, DWORD lenB)
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{
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WCHAR aw[1024];
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DWORD len = MultiByteToWideChar( AreFileApisANSI() ? CP_ACP : CP_OEMCP, 0,
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a, lenA, aw, sizeof(aw) / sizeof(aw[0]) );
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if (len != lenB) return FALSE;
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return memcmp(aw, b, len * sizeof(WCHAR)) == 0;
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}
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static void testGetModuleFileName(const char* name)
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{
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HMODULE hMod;
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char bufA[MAX_PATH];
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WCHAR bufW[MAX_PATH];
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DWORD len1A, len1W = 0, len2A, len2W = 0;
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hMod = (name) ? GetModuleHandle(name) : NULL;
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/* first test, with enough space in buffer */
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memset(bufA, '-', sizeof(bufA));
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len1A = GetModuleFileNameA(hMod, bufA, sizeof(bufA));
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ok(len1A > 0, "Getting module filename for handle %p\n", hMod);
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if (is_unicode_enabled)
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{
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memset(bufW, '-', sizeof(bufW));
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len1W = GetModuleFileNameW(hMod, bufW, sizeof(bufW) / sizeof(WCHAR));
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ok(len1W > 0, "Getting module filename for handle %p\n", hMod);
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}
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ok(len1A == strlen(bufA), "Unexpected length of GetModuleFilenameA (%d/%d)\n", len1A, lstrlenA(bufA));
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if (is_unicode_enabled)
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{
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ok(len1W == lstrlenW(bufW), "Unexpected length of GetModuleFilenameW (%d/%d)\n", len1W, lstrlenW(bufW));
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ok(cmpStrAW(bufA, bufW, len1A, len1W), "Comparing GetModuleFilenameAW results\n");
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}
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/* second test with a buffer too small */
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memset(bufA, '-', sizeof(bufA));
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len2A = GetModuleFileNameA(hMod, bufA, len1A / 2);
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ok(len2A > 0, "Getting module filename for handle %p\n", hMod);
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if (is_unicode_enabled)
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{
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memset(bufW, '-', sizeof(bufW));
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len2W = GetModuleFileNameW(hMod, bufW, len1W / 2);
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ok(len2W > 0, "Getting module filename for handle %p\n", hMod);
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ok(cmpStrAW(bufA, bufW, len2A, len2W), "Comparing GetModuleFilenameAW results with buffer too small\n" );
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ok(len1W / 2 == len2W, "Correct length in GetModuleFilenameW with buffer too small (%d/%d)\n", len1W / 2, len2W);
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}
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ok(len1A / 2 == len2A ||
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len1A / 2 == len2A + 1, /* Win9x */
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"Correct length in GetModuleFilenameA with buffer too small (%d/%d)\n", len1A / 2, len2A);
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}
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static void testGetModuleFileName_Wrong(void)
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{
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char bufA[MAX_PATH];
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WCHAR bufW[MAX_PATH];
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/* test wrong handle */
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if (is_unicode_enabled)
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{
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bufW[0] = '*';
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ok(GetModuleFileNameW((void*)0xffffffff, bufW, sizeof(bufW) / sizeof(WCHAR)) == 0, "Unexpected success in module handle\n");
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ok(bufW[0] == '*', "When failing, buffer shouldn't be written to\n");
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}
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bufA[0] = '*';
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ok(GetModuleFileNameA((void*)0xffffffff, bufA, sizeof(bufA)) == 0, "Unexpected success in module handle\n");
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ok(bufA[0] == '*' ||
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bufA[0] == 0 /* Win9x */,
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"When failing, buffer shouldn't be written to\n");
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}
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static void testLoadLibraryA(void)
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{
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HMODULE hModule, hModule1;
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FARPROC fp;
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SetLastError(0xdeadbeef);
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hModule = LoadLibraryA("kernel32.dll");
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ok( hModule != NULL, "kernel32.dll should be loadable\n");
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ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
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fp = GetProcAddress(hModule, "CreateFileA");
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ok( fp != NULL, "CreateFileA should be there\n");
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ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
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SetLastError(0xdeadbeef);
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hModule1 = LoadLibraryA("kernel32 ");
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/* Only winNT does this */
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if (GetLastError() != ERROR_DLL_NOT_FOUND)
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{
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ok( hModule1 != NULL, "\"kernel32 \" should be loadable\n");
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ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
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ok( hModule == hModule1, "Loaded wrong module\n");
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FreeLibrary(hModule1);
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}
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FreeLibrary(hModule);
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}
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static void testNestedLoadLibraryA(void)
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{
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static const char dllname[] = "shell32.dll";
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char path1[MAX_PATH], path2[MAX_PATH];
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HMODULE hModule1, hModule2, hModule3;
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/* This is not really a Windows conformance test, but more a Wine
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* regression test. Wine's builtin dlls can be loaded from multiple paths,
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* and this test tries to make sure that Wine does not get confused and
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* really unloads the Unix .so file at the right time. Failure to do so
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* will result in the dll being unloadable.
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* This test must be done with a dll that can be unloaded, which means:
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* - it must not already be loaded
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* - it must not have a 16-bit counterpart
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*/
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GetWindowsDirectory(path1, sizeof(path1));
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strcat(path1, "\\system\\");
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strcat(path1, dllname);
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hModule1 = LoadLibraryA(path1);
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if (!hModule1)
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{
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/* We must be on Windows NT, so we cannot test */
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return;
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}
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GetWindowsDirectory(path2, sizeof(path2));
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strcat(path2, "\\system32\\");
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strcat(path2, dllname);
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hModule2 = LoadLibraryA(path2);
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if (!hModule2)
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{
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/* We must be on Windows 9x, so we cannot test */
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ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
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return;
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}
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/* The first LoadLibrary() call may have registered the dll under the
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* system32 path. So load it, again, under the '...\system\...' path so
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* Wine does not immediately notice that it is already loaded.
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*/
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hModule3 = LoadLibraryA(path1);
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ok(hModule3 != NULL, "LoadLibrary(%s) failed\n", path1);
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/* Now fully unload the dll */
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ok(FreeLibrary(hModule3), "FreeLibrary() failed\n");
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ok(FreeLibrary(hModule2), "FreeLibrary() failed\n");
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ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
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ok(GetModuleHandle(dllname) == NULL, "%s was not fully unloaded\n", dllname);
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/* Try to load the dll again, if refcounting is ok, this should work */
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hModule1 = LoadLibraryA(path1);
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ok(hModule1 != NULL, "LoadLibrary(%s) failed\n", path1);
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if (hModule1 != NULL)
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ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
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}
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static void testLoadLibraryA_Wrong(void)
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{
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HMODULE hModule;
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/* Try to load a nonexistent dll */
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SetLastError(0xdeadbeef);
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hModule = LoadLibraryA("non_ex_pv.dll");
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ok( !hModule, "non_ex_pv.dll should be not loadable\n");
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ok( GetLastError() == ERROR_MOD_NOT_FOUND || GetLastError() == ERROR_DLL_NOT_FOUND,
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"Expected ERROR_MOD_NOT_FOUND or ERROR_DLL_NOT_FOUND (win9x), got %d\n", GetLastError());
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/* Just in case */
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FreeLibrary(hModule);
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}
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static void testGetProcAddress_Wrong(void)
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{
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FARPROC fp;
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SetLastError(0xdeadbeef);
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fp = GetProcAddress(NULL, "non_ex_call");
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ok( !fp, "non_ex_call should not be found\n");
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ok( GetLastError() == ERROR_PROC_NOT_FOUND || GetLastError() == ERROR_INVALID_HANDLE,
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"Expected ERROR_PROC_NOT_FOUND or ERROR_INVALID_HANDLE(win9x), got %d\n", GetLastError());
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SetLastError(0xdeadbeef);
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fp = GetProcAddress((HMODULE)0xdeadbeef, "non_ex_call");
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ok( !fp, "non_ex_call should not be found\n");
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ok( GetLastError() == ERROR_MOD_NOT_FOUND || GetLastError() == ERROR_INVALID_HANDLE,
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"Expected ERROR_MOD_NOT_FOUND or ERROR_INVALID_HANDLE(win9x), got %d\n", GetLastError());
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}
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START_TEST(module)
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{
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WCHAR filenameW[MAX_PATH];
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/* Test if we can use GetModuleFileNameW */
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SetLastError(0xdeadbeef);
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GetModuleFileNameW(NULL, filenameW, MAX_PATH);
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if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
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{
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trace("GetModuleFileNameW not existing on this platform, skipping W-calls\n");
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is_unicode_enabled = FALSE;
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}
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testGetModuleFileName(NULL);
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testGetModuleFileName("kernel32.dll");
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testGetModuleFileName_Wrong();
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testLoadLibraryA();
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testNestedLoadLibraryA();
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testLoadLibraryA_Wrong();
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testGetProcAddress_Wrong();
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}
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