reactos/modules/rostests/apitests/ntdll/RtlGenerate8dot3Name.c

/*
 * PROJECT:         ReactOS api tests
 * LICENSE:         GPLv2+ - See COPYING in the top level directory
 * PURPOSE:         Test for RtlGenerate8dot3Name
 * PROGRAMMER:      Pierre Schweitzer <pierre@reactos.org>
 */

#include "precomp.h"

NTSYSAPI
VOID
NTAPI
RtlGenerate8dot3Name(
  _In_ PCUNICODE_STRING Name,
  _In_ BOOLEAN AllowExtendedCharacters,
  _Inout_ PGENERATE_NAME_CONTEXT Context,
  _Inout_ PUNICODE_STRING Name8dot3);

#define NAMES_COUNT 14
#define LOCALES_COUNT 3

PWSTR Names[NAMES_COUNT] = { L"Menu Démarrer", L"Sélecteur de configuration clavier.lnk", L"éèàùç.txt", L"çùàèé.txt", L"éèàù.txt", L"çùàè.txt", L"éèàùçeeauc.txt", L"éeèéçcùu.txt", L"test.éxè", L"t£$t¤.txt", L"Long file name.txt", L"Long file name", L"Longfilename.txt", L"Longfilename" };
PWSTR ShortNames1[LOCALES_COUNT][NAMES_COUNT] =
{
    { L"MENUDM~1", L"SLECTE~1.LNK", L"5C2D~1.TXT", L"423C~1.TXT", L"925E~1.TXT", L"7E4C~1.TXT", L"EEAUC~1.TXT", L"ECU~1.TXT", L"TEST~1.X", L"T$T~1.TXT", L"LONGFI~1.TXT", L"LONGFI~1", L"LONGFI~1.TXT", L"LONGFI~1" },
    { L"MENUDM~1", L"SLECTE~1.LNK", L"5C2D~1.TXT", L"423C~1.TXT", L"925E~1.TXT", L"7E4C~1.TXT", L"EEAUC~1.TXT", L"ECU~1.TXT", L"TEST~1.X", L"T$T~1.TXT", L"LONGFI~1.TXT", L"LONGFI~1", L"LONGFI~1.TXT", L"LONGFI~1" },
    { L"MENUDM~1", L"SLECTE~1.LNK", L"5C2D~1.TXT", L"423C~1.TXT", L"925E~1.TXT", L"7E4C~1.TXT", L"EEAUC~1.TXT", L"ECU~1.TXT", L"TEST~1.X", L"T$T~1.TXT", L"LONGFI~1.TXT", L"LONGFI~1", L"LONGFI~1.TXT", L"LONGFI~1" },
};
PWSTR ShortNames2[LOCALES_COUNT][NAMES_COUNT] =
{
    { L"MENUDM~2", L"SLECTE~2.LNK", L"5C2D~2.TXT", L"423C~2.TXT", L"925E~2.TXT", L"7E4C~2.TXT", L"EEAUC~2.TXT", L"ECU~2.TXT", L"TEST~2.X", L"T$T~2.TXT", L"LONGFI~2.TXT", L"LONGFI~2", L"LONGFI~2.TXT", L"LONGFI~2" },
    { L"MENUDM~2", L"SLECTE~2.LNK", L"5C2D~2.TXT", L"423C~2.TXT", L"925E~2.TXT", L"7E4C~2.TXT", L"EEAUC~2.TXT", L"ECU~2.TXT", L"TEST~2.X", L"T$T~2.TXT", L"LONGFI~2.TXT", L"LONGFI~2", L"LONGFI~2.TXT", L"LONGFI~2" },
    { L"MENUDM~2", L"SLECTE~2.LNK", L"5C2D~2.TXT", L"423C~2.TXT", L"925E~2.TXT", L"7E4C~2.TXT", L"EEAUC~2.TXT", L"ECU~2.TXT", L"TEST~2.X", L"T$T~2.TXT", L"LONGFI~2.TXT", L"LONGFI~2", L"LONGFI~2.TXT", L"LONGFI~2" },
};
PWSTR ExShortNames1[LOCALES_COUNT][NAMES_COUNT] =
{
    { L"MENUDÉ~1", L"SÉLECT~1.LNK", L"ÉÈÀÙÇ~1.TXT", L"ÇÙÀÈÉ~1.TXT", L"ÉÈÀÙ~1.TXT", L"ÇÙÀÈ~1.TXT", L"ÉÈÀÙÇE~1.TXT", L"ÉEÈÉÇC~1.TXT", L"TEST~1.ÉXÈ", L"T£$T¤~1.TXT", L"LONGFI~1.TXT", L"LONGFI~1", L"LONGFI~1.TXT", L"LONGFI~1" },
    { L"MENUDÉ~1", L"SÉLECT~1.LNK", L"ÉÈÀÙÇ~1.TXT", L"ÇÙÀÈÉ~1.TXT", L"ÉÈÀÙ~1.TXT", L"ÇÙÀÈ~1.TXT", L"ÉÈÀÙÇE~1.TXT", L"ÉEÈÉÇC~1.TXT", L"TEST~1.ÉXÈ", L"T£$T_~1.TXT", L"LONGFI~1.TXT", L"LONGFI~1", L"LONGFI~1.TXT", L"LONGFI~1" },
    { L"MENUDÉ~1", L"SÉLECT~1.LNK", L"ÉCAU~1.TXT", L"UACÉ~1.TXT", L"ÉCAU~1.TXT", L"UAC~1.TXT", L"ÉCAUEE~1.TXT", L"ÉECÉCU~1.TXT", L"TEST~1.ÉXC", L"T£$T¤~1.TXT", L"LONGFI~1.TXT", L"LONGFI~1", L"LONGFI~1.TXT", L"LONGFI~1" },
};
PWSTR ExShortNames2[LOCALES_COUNT][NAMES_COUNT] =
{
    { L"MENUDÉ~2", L"SÉLECT~2.LNK", L"ÉÈÀÙÇ~2.TXT", L"ÇÙÀÈÉ~2.TXT", L"ÉÈÀÙ~2.TXT", L"ÇÙÀÈ~2.TXT", L"ÉÈÀÙÇE~2.TXT", L"ÉEÈÉÇC~2.TXT", L"TEST~2.ÉXÈ", L"T£$T¤~2.TXT", L"LONGFI~2.TXT", L"LONGFI~2", L"LONGFI~2.TXT", L"LONGFI~2" },
    { L"MENUDÉ~2", L"SÉLECT~2.LNK", L"ÉÈÀÙÇ~2.TXT", L"ÇÙÀÈÉ~2.TXT", L"ÉÈÀÙ~2.TXT", L"ÇÙÀÈ~2.TXT", L"ÉÈÀÙÇE~2.TXT", L"ÉEÈÉÇC~2.TXT", L"TEST~2.ÉXÈ", L"T£$T_~2.TXT", L"LONGFI~2.TXT", L"LONGFI~2", L"LONGFI~2.TXT", L"LONGFI~2" },
    { L"MENUDÉ~2", L"SÉLECT~2.LNK", L"ÉCAU~2.TXT", L"UACÉ~2.TXT", L"ÉCAU~2.TXT", L"UAC~2.TXT", L"ÉCAUEE~2.TXT", L"ÉECÉCU~2.TXT", L"TEST~2.ÉXC", L"T£$T¤~2.TXT", L"LONGFI~2.TXT", L"LONGFI~2", L"LONGFI~2.TXT", L"LONGFI~2" },
};

ULONG Locales[LOCALES_COUNT][2] =
{
    {1252, 850}, // Most used for latin langs
    {1252, 437}, // Used for English US (not only)
    {1252, 775}, // Used for Estonian
};

#define LONG_NAMES_COUNT 12
PWSTR LongNames[LONG_NAMES_COUNT] =
{
    L"Long File Name 1.txt", L"Long File Name 2.txt", L"Long File Name 3.txt", L"Long File Name 4.txt", L"Long File Name 5.txt", L"Long File Name 6.txt",
    L"Very Long File Name 1.txt", L"Very Long File Name 2.txt", L"Very Long File Name 3.txt", L"Very Long File Name 4.txt", L"Very Long File Name 5.txt", L"Very Long File Name 6.txt",
};

PWSTR LongShortNames[LONG_NAMES_COUNT] =
{
    L"LONGFI~1.TXT", L"LONGFI~2.TXT", L"LONGFI~3.TXT", L"LONGFI~4.TXT", L"LO1796~1.TXT", L"LO1796~2.TXT",
    L"VERYLO~1.TXT", L"VERYLO~2.TXT", L"VERYLO~3.TXT", L"VERYLO~4.TXT", L"VED051~1.TXT", L"VED051~2.TXT",
};

PVOID LoadCodePageData(ULONG Code)
{
    char filename[MAX_PATH], sysdir[MAX_PATH];
    HANDLE hFile;
    PVOID Data = NULL;
    GetSystemDirectoryA(sysdir, MAX_PATH);

    if (Code != -1)
       sprintf(filename, "%s\\c_%lu.nls", sysdir, Code);
    else
        sprintf(filename, "%s\\l_intl.nls", sysdir);

    hFile = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
    if (hFile != INVALID_HANDLE_VALUE)
    {
        DWORD dwRead;
        DWORD dwFileSize = GetFileSize(hFile, NULL);
        Data = malloc(dwFileSize);
        ReadFile(hFile, Data, dwFileSize, &dwRead, NULL);
        CloseHandle(hFile);
    }
    return Data;
}

/* https://www.microsoft.com/resources/msdn/goglobal/default.mspx */
void SetupLocale(ULONG AnsiCode, ULONG OemCode, ULONG Unicode)
{
    NLSTABLEINFO NlsTable;
    PVOID AnsiCodePageData;
    PVOID OemCodePageData;
    PVOID UnicodeCaseTableData;

    AnsiCodePageData = LoadCodePageData(AnsiCode);
    OemCodePageData = LoadCodePageData(OemCode);
    UnicodeCaseTableData = LoadCodePageData(Unicode);

    RtlInitNlsTables(AnsiCodePageData, OemCodePageData, UnicodeCaseTableData, &NlsTable);
    RtlResetRtlTranslations(&NlsTable);
    /* Do NOT free the buffers here, they are directly used!
        Yes, we leak the old buffers, but this is a test anyway... */

}

START_TEST(RtlGenerate8dot3Name)
{
    USHORT i, j;

    for (j = 0; j < LOCALES_COUNT; ++j)
    {
        /* Setup locale. */
        SetupLocale(Locales[j][0], Locales[j][1], -1);

        for (i = 0; i < NAMES_COUNT; ++i)
        {
            WCHAR Buffer[12];
            GENERATE_NAME_CONTEXT Context;
            UNICODE_STRING LongName, ShortName, Expected;

            RtlZeroMemory(&Context, sizeof(GENERATE_NAME_CONTEXT));
            RtlInitUnicodeString(&LongName, Names[i]);
            ShortName.Buffer = Buffer;
            ShortName.Length = 0;
            ShortName.MaximumLength = sizeof(Buffer);

            RtlGenerate8dot3Name(&LongName, FALSE, &Context, &ShortName);
            RtlInitUnicodeString(&Expected, ShortNames1[j][i]);
            ok(RtlEqualUnicodeString(&Expected, &ShortName, FALSE), "%u:: Generated: %.*S. Expected: %.*S\n", j, ShortName.Length / sizeof(WCHAR), ShortName.Buffer, Expected.Length / sizeof(WCHAR), Expected.Buffer);

            ShortName.Length = 0;
            RtlGenerate8dot3Name(&LongName, FALSE, &Context, &ShortName);
            RtlInitUnicodeString(&Expected, ShortNames2[j][i]);
            ok(RtlEqualUnicodeString(&Expected, &ShortName, FALSE), "%u:: Generated: %.*S. Expected: %.*S\n", j, ShortName.Length / sizeof(WCHAR), ShortName.Buffer, Expected.Length / sizeof(WCHAR), Expected.Buffer);

            RtlZeroMemory(&Context, sizeof(GENERATE_NAME_CONTEXT));
            ShortName.Length = 0;
            RtlGenerate8dot3Name(&LongName, TRUE, &Context, &ShortName);
            RtlInitUnicodeString(&Expected, ExShortNames1[j][i]);
            ok(RtlEqualUnicodeString(&Expected, &ShortName, FALSE), "%u:: Generated: %.*S. Expected: %.*S\n", j, ShortName.Length / sizeof(WCHAR), ShortName.Buffer, Expected.Length / sizeof(WCHAR), Expected.Buffer);

            ShortName.Length = 0;
            RtlGenerate8dot3Name(&LongName, TRUE, &Context, &ShortName);
            RtlInitUnicodeString(&Expected, ExShortNames2[j][i]);
            ok(RtlEqualUnicodeString(&Expected, &ShortName, FALSE), "%u:: Generated: %.*S. Expected: %.*S\n", j, ShortName.Length / sizeof(WCHAR), ShortName.Buffer, Expected.Length / sizeof(WCHAR), Expected.Buffer);
        }
    }

    {
        WCHAR Buffer[12];
        GENERATE_NAME_CONTEXT Context;
        UNICODE_STRING LongName, ShortName, Expected;

        ShortName.Buffer = Buffer;
        ShortName.MaximumLength = sizeof(Buffer);

        for (i = 0; i < LONG_NAMES_COUNT; ++i)
        {
            if (i % 6 == 0) RtlZeroMemory(&Context, sizeof(GENERATE_NAME_CONTEXT));

            RtlInitUnicodeString(&LongName, LongNames[i]);
            ShortName.Length = 0;

            RtlGenerate8dot3Name(&LongName, FALSE, &Context, &ShortName);
            RtlInitUnicodeString(&Expected, LongShortNames[i]);
            ok(RtlEqualUnicodeString(&Expected, &ShortName, FALSE), "%u:: Generated: %.*S. Expected: %.*S\n", i, ShortName.Length / sizeof(WCHAR), ShortName.Buffer, Expected.Length / sizeof(WCHAR), Expected.Buffer);
        }
    }
}