SHGetFileDescription.c File Reference

#include <apitest.h>
#include <shlwapi.h>
#include <strsafe.h>

Include dependency graph for SHGetFileDescription.c:

Go to the source code of this file.

Typedefs
typedef BOOL(WINAPI *	FN_SHGetFileDescriptionW) (PCWSTR, PCWSTR, PCWSTR, PWSTR, PUINT)

Functions
static BOOL	LoadFunctions (void)
static BOOL	BuildSystemPaths (void)
static void	TEST_QuerySizeOnly (void)
static void	TEST_GetDescriptionNotepad (void)
static void	TEST_GetDescriptionWinver (void)
static void	TEST_NonExistentFile (void)
static void	TEST_DirectoryPath (void)
static void	TEST_TinyBuffer (void)
static void	TEST_CustomVerKey (void)
static void	TEST_InvalidVerKey (void)
	START_TEST (SHGetFileDescription)

Variables
static WCHAR	g_notepad [MAX_PATH]
static WCHAR	g_winver [MAX_PATH]
static FN_SHGetFileDescriptionW	g_fnSHGetFileDescriptionW = NULL

Typedef Documentation

FN_SHGetFileDescriptionW

typedef BOOL(WINAPI * FN_SHGetFileDescriptionW) (PCWSTR, PCWSTR, PCWSTR, PWSTR, PUINT)

Definition at line 15 of file SHGetFileDescription.c.

Function Documentation

BuildSystemPaths()

static BOOL BuildSystemPaths ( void  )

static

Definition at line 32 of file SHGetFileDescription.c.

{
    WCHAR sys[MAX_PATH];
    if (!GetSystemDirectoryW(sys, _countof(sys)))
        return FALSE;
 
    StringCchPrintfW(g_notepad, _countof(sys), L"%ls\\notepad.exe", sys);
    StringCchPrintfW(g_winver,  _countof(sys), L"%ls\\winver.exe",  sys);
    return PathFileExistsW(g_notepad) && PathFileExistsW(g_winver);
}

Referenced by START_TEST().

LoadFunctions()

static BOOL LoadFunctions ( void  )

static

Definition at line 18 of file SHGetFileDescription.c.

{
    HMODULE hSHLWAPI = GetModuleHandleW(L"shlwapi.dll");
    if (!hSHLWAPI)
        hSHLWAPI = LoadLibraryW(L"shlwapi.dll");
    if (!hSHLWAPI)
        return FALSE;
 
    g_fnSHGetFileDescriptionW =
        (FN_SHGetFileDescriptionW)GetProcAddress(hSHLWAPI, MAKEINTRESOURCEA(348));
 
    return g_fnSHGetFileDescriptionW != NULL;
}

Referenced by START_TEST().

START_TEST()

START_TEST

(

SHGetFileDescription

)

Definition at line 137 of file SHGetFileDescription.c.

{
    if (!LoadFunctions())
    {
        skip("SHGetFileDescription not found\n");
        return;
    }
 
    if (!BuildSystemPaths())
    {
        skip("notepad.exe and/or winver.exe not found\n");
        return;
    }
 
    TEST_QuerySizeOnly();
    TEST_GetDescriptionNotepad();
    TEST_GetDescriptionWinver();
    TEST_NonExistentFile();
    TEST_DirectoryPath();
    TEST_TinyBuffer();
    TEST_CustomVerKey();
    TEST_InvalidVerKey();
}

TEST_CustomVerKey()

static void TEST_CustomVerKey ( void  )

static

Definition at line 109 of file SHGetFileDescription.c.

{
    WCHAR buf[256] = L"";
    UINT  cch = _countof(buf);
    BOOL  ret = g_fnSHGetFileDescriptionW(g_notepad,
                                          L"\\StringFileInfo\\040904B0\\FileDescription",
                                          NULL, buf, &cch);
    ok_int(ret, TRUE);
    ok(buf[0] != UNICODE_NULL, "buf was empty\n");
}

Referenced by START_TEST().

TEST_DirectoryPath()

static void TEST_DirectoryPath ( void  )

static

Definition at line 85 of file SHGetFileDescription.c.

{
    WCHAR sys[MAX_PATH];
    GetSystemDirectoryW(sys, _countof(sys));
 
    WCHAR buf[256] = L"";
    UINT cch = _countof(buf);
    BOOL ret = g_fnSHGetFileDescriptionW(sys, NULL, NULL, buf, &cch);
 
    ok_int(ret, TRUE);
    ok(_wcsicmp(buf, L"System32") == 0, "buf was %s\n", wine_dbgstr_w(buf));
}

Referenced by START_TEST().

TEST_GetDescriptionNotepad()

static void TEST_GetDescriptionNotepad ( void  )

static

Definition at line 52 of file SHGetFileDescription.c.

{
    WCHAR buf[256] = L"";
    UINT cch = _countof(buf);
    BOOL ret = g_fnSHGetFileDescriptionW(g_notepad, NULL, NULL, buf, &cch);
 
    ok_int(ret, TRUE);
    ok(buf[0] != UNICODE_NULL, "buf was empty\n");
    ok(0 < cch && cch <= _countof(buf), "cch was %u\n", cch);
    trace("buf: %s\n", wine_dbgstr_w(buf));
}

Referenced by START_TEST().

TEST_GetDescriptionWinver()

static void TEST_GetDescriptionWinver ( void  )

static

Definition at line 64 of file SHGetFileDescription.c.

{
    WCHAR buf[256] = L"";
    UINT cch = _countof(buf);
    BOOL ret = g_fnSHGetFileDescriptionW(g_winver, NULL, NULL, buf, &cch);
 
    ok_int(ret, TRUE);
    ok(buf[0] != UNICODE_NULL, "buf was empty\n");
    ok(0 < cch && cch <= _countof(buf), "cch was %u\n", cch);
    trace("buf: %s\n", wine_dbgstr_w(buf));
}

Referenced by START_TEST().

TEST_InvalidVerKey()

static void TEST_InvalidVerKey ( void  )

static

Definition at line 120 of file SHGetFileDescription.c.

{
    WCHAR buf[256] = L"", bufNorm[256] = L"";
    UINT cch = _countof(buf), cchNorm = _countof(bufNorm);
 
    BOOL retInvalid = g_fnSHGetFileDescriptionW(g_notepad,
                                                L"\\StringFileInfo\\FFFFFFFF\\NoSuchKey",
                                                NULL, buf, &cch);
    BOOL retNormal = g_fnSHGetFileDescriptionW(g_notepad, NULL, NULL, bufNorm, &cchNorm);
 
    ok_int(retInvalid, TRUE);
    ok_int(retNormal, TRUE);
    ok(buf[0] != UNICODE_NULL, "buf was empty\n");
    ok(lstrcmpW(buf, bufNorm) == 0, "buf was %s, bufNorm was %s\n", wine_dbgstr_w(buf),
       wine_dbgstr_w(bufNorm));
}

Referenced by START_TEST().

TEST_NonExistentFile()

static void TEST_NonExistentFile ( void  )

static

Definition at line 76 of file SHGetFileDescription.c.

{
    WCHAR buf[256] = L"";
    UINT  cch = _countof(buf);
    BOOL  ret = g_fnSHGetFileDescriptionW(L"C:\\This\\Does\\Not\\Exist.exe", NULL, NULL,
                                          buf, &cch);
    ok_int(ret, FALSE);
}

Referenced by START_TEST().

TEST_QuerySizeOnly()

static void TEST_QuerySizeOnly ( void  )

static

Definition at line 43 of file SHGetFileDescription.c.

{
    UINT cch = 0;
    BOOL ret = g_fnSHGetFileDescriptionW(g_notepad, NULL, NULL, NULL, &cch);
 
    ok_int(ret, TRUE);
    ok(cch > 0, "cch was %u\n", cch);
}

Referenced by START_TEST().

TEST_TinyBuffer()

static void TEST_TinyBuffer ( void  )

static

Definition at line 98 of file SHGetFileDescription.c.

{
    WCHAR buf[1] = { L'X' };
    UINT cch = 1;
    BOOL ret = g_fnSHGetFileDescriptionW(g_notepad, NULL, NULL, buf, &cch);
 
    ok_int(ret, TRUE);
    ok_int(buf[0], UNICODE_NULL);
    ok_int(cch, 1);
}

Referenced by START_TEST().

Variable Documentation

g_fnSHGetFileDescriptionW

FN_SHGetFileDescriptionW g_fnSHGetFileDescriptionW = NULL

static

Definition at line 16 of file SHGetFileDescription.c.

Referenced by LoadFunctions(), TEST_CustomVerKey(), TEST_DirectoryPath(), TEST_GetDescriptionNotepad(), TEST_GetDescriptionWinver(), TEST_InvalidVerKey(), TEST_NonExistentFile(), TEST_QuerySizeOnly(), and TEST_TinyBuffer().

g_notepad

WCHAR g_notepad[MAX_PATH]

static

Definition at line 12 of file SHGetFileDescription.c.

Referenced by BuildSystemPaths(), TEST_CustomVerKey(), TEST_GetDescriptionNotepad(), TEST_InvalidVerKey(), TEST_QuerySizeOnly(), and TEST_TinyBuffer().

g_winver

WCHAR g_winver[MAX_PATH]

static

Definition at line 13 of file SHGetFileDescription.c.

Referenced by BuildSystemPaths(), and TEST_GetDescriptionWinver().