kernel32/tests: Test loading and unloading of builtin dlls.
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@ -128,6 +128,62 @@ static void testLoadLibraryA(void)
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FreeLibrary(hModule);
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FreeLibrary(hModule);
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}
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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", 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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todo_wine 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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static void testLoadLibraryA_Wrong(void)
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{
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{
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HMODULE hModule;
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HMODULE hModule;
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@ -179,6 +235,7 @@ START_TEST(module)
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testGetModuleFileName_Wrong();
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testGetModuleFileName_Wrong();
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testLoadLibraryA();
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testLoadLibraryA();
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testNestedLoadLibraryA();
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testLoadLibraryA_Wrong();
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testLoadLibraryA_Wrong();
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testGetProcAddress_Wrong();
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testGetProcAddress_Wrong();
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}
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}
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