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kernel32/tests: Test loading and unloading of builtin dlls.

This commit is contained in:
Francois Gouget 2006-12-20 15:02:15 +01:00 committed by Alexandre Julliard
parent 6055c667e9
commit 1d6db94ee2
1 changed files with 57 additions and 0 deletions
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57
dlls/kernel32/tests/module.c
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@ -128,6 +128,62 @@ static void testLoadLibraryA(void)
FreeLibrary(hModule);
}
static void testNestedLoadLibraryA(void)
{
static const char dllname[] = "shell32.dll";
char path1[MAX_PATH], path2[MAX_PATH];
HMODULE hModule1, hModule2, hModule3;
/* This is not really a Windows conformance test, but more a Wine
* regression test. Wine's builtin dlls can be loaded from multiple paths,
* and this test tries to make sure that Wine does not get confused and
* really unloads the Unix .so file at the right time. Failure to do so
* will result in the dll being unloadable.
* This test must be done with a dll that can be unloaded, which means:
* - it must not already be loaded
* - it must not have a 16-bit counterpart
*/
GetWindowsDirectory(path1, sizeof(path1));
strcat(path1, "\\system\\");
strcat(path1, dllname);
hModule1 = LoadLibraryA(path1);
if (!hModule1)
{
/* We must be on Windows NT, so we cannot test */
return;
}
GetWindowsDirectory(path2, sizeof(path2));
strcat(path2, "\\system32\\");
strcat(path2, dllname);
hModule2 = LoadLibraryA(path2);
if (!hModule2)
{
/* We must be on Windows 9x, so we cannot test */
ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
return;
}
/* The first LoadLibrary() call may have registered the dll under the
* system32 path. So load it, again, under the '...\system\...' path so
* Wine does not immediately notice that it is already loaded.
*/
hModule3 = LoadLibraryA(path1);
ok(hModule3 != NULL, "LoadLibrary(%s) failed\n", path1);
/* Now fully unload the dll */
ok(FreeLibrary(hModule3), "FreeLibrary() failed\n");
ok(FreeLibrary(hModule2), "FreeLibrary() failed\n");
ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
ok(GetModuleHandle(dllname) == NULL, "%s was not fully unloaded", dllname);
/* Try to load the dll again, if refcounting is ok, this should work */
hModule1 = LoadLibraryA(path1);
todo_wine ok(hModule1 != NULL, "LoadLibrary(%s) failed\n", path1);
if (hModule1 != NULL)
ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
}
static void testLoadLibraryA_Wrong(void)
{
HMODULE hModule;
@ -179,6 +235,7 @@ START_TEST(module)
testGetModuleFileName_Wrong();
testLoadLibraryA();
testNestedLoadLibraryA();
testLoadLibraryA_Wrong();
testGetProcAddress_Wrong();
}