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

#include "precomp.h"

#include <ndk/iofuncs.h>

static const WCHAR FileName[] = L"TestFile.xxx";
static const CHAR FileNameA[] = "TestFile.xxx";
static const WCHAR FileName2[] = L"TestFile2.xxx";

static BOOL (WINAPI * pPrivMoveFileIdentityW)(LPCWSTR, LPCWSTR, DWORD);

static
BOOL
QueryFileInfo(
    LPCWSTR File,
    PFILE_BASIC_INFORMATION FileBasicInfo,
    PFILE_STANDARD_INFORMATION FileStandardInfo)
{
    HANDLE hFile;
    IO_STATUS_BLOCK IoStatusBlock;
    NTSTATUS Status;

    hFile = CreateFileW(File, FILE_READ_ATTRIBUTES | SYNCHRONIZE,
                        FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                        OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | FILE_SYNCHRONOUS_IO_NONALERT,
                        NULL);
    if (hFile == INVALID_HANDLE_VALUE)
    {
        return FALSE;
    }

    Status = NtQueryInformationFile(hFile, &IoStatusBlock, FileBasicInfo,
                                    sizeof(FILE_BASIC_INFORMATION), FileBasicInformation);
    if (!NT_SUCCESS(Status))
    {
        CloseHandle(hFile);
        return FALSE;
    }

    Status = NtQueryInformationFile(hFile, &IoStatusBlock, FileStandardInfo,
                                    sizeof(FILE_STANDARD_INFORMATION), FileStandardInformation);

    CloseHandle(hFile);
    return NT_SUCCESS(Status);
}

static
VOID
TestPrivMoveFileIdentityW(VOID)
{
    FILE_BASIC_INFORMATION FileBasicInfo;
    FILE_STANDARD_INFORMATION FileStandardInfo;
    LARGE_INTEGER CreationTime, EndOfFile;
    HANDLE hDest;
    WCHAR Self[MAX_PATH];
    OFSTRUCT ReOpen;

    DeleteFileW(FileName);
    DeleteFileW(FileName2);

    if (GetModuleFileNameW(NULL, Self, MAX_PATH) == 0)
    {
        win_skip("Failed finding self\n");
        return;
    }

    if (!QueryFileInfo(Self, &FileBasicInfo, &FileStandardInfo))
    {
        win_skip("Failed querying self\n");
        return;
    }

    CreationTime = FileBasicInfo.CreationTime;
    EndOfFile = FileStandardInfo.EndOfFile;

    Sleep(150);

    hDest = CreateFileW(FileName, GENERIC_WRITE | SYNCHRONIZE,
                        FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                        CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL | FILE_SYNCHRONOUS_IO_NONALERT,
                        NULL);
    if (hDest == INVALID_HANDLE_VALUE)
    {
        win_skip("Failed creating new\n");
        return;
    }

    CloseHandle(hDest);

    ok(QueryFileInfo(FileName, &FileBasicInfo, &FileStandardInfo) == TRUE, "QueryFileInfo returned FALSE\n");
    ok(FileBasicInfo.CreationTime.QuadPart != CreationTime.QuadPart, "Equal creation times\n");
    ok(FileStandardInfo.EndOfFile.QuadPart == 0LL, "File wasn't created empty: %I64d\n", FileStandardInfo.EndOfFile.QuadPart);
    SetLastError(0xdeadbeef);
    ok(pPrivMoveFileIdentityW(Self, FileName, 0) == FALSE, "PrivMoveFileIdentityW succeed\n");
    ok(GetLastError() == ERROR_SHARING_VIOLATION, "Last error: %#lx\n", GetLastError());
    ok(QueryFileInfo(FileName, &FileBasicInfo, &FileStandardInfo) == TRUE, "QueryFileInfo returned FALSE\n");
    ok(FileBasicInfo.CreationTime.QuadPart != CreationTime.QuadPart, "Equal creation times\n");
    ok(FileStandardInfo.EndOfFile.QuadPart == 0LL, "File wasn't created empty: %I64d\n", FileStandardInfo.EndOfFile.QuadPart);
    SetLastError(0xdeadbeef);
    ok(pPrivMoveFileIdentityW(Self, FileName, 2) == TRUE, "PrivMoveFileIdentityW failed with %#lx\n", GetLastError());
    ok(QueryFileInfo(FileName, &FileBasicInfo, &FileStandardInfo) == TRUE, "QueryFileInfo returned FALSE\n");
    ok(FileBasicInfo.CreationTime.QuadPart == CreationTime.QuadPart, "Creation time didn't change\n");
    ok(FileStandardInfo.EndOfFile.QuadPart == 0LL, "File not empty anymore: %I64d\n", FileStandardInfo.EndOfFile.QuadPart);
    ok(QueryFileInfo(Self, &FileBasicInfo, &FileStandardInfo) == TRUE, "QueryFileInfo returned FALSE\n");
    ok(FileBasicInfo.CreationTime.QuadPart == CreationTime.QuadPart, "Creation time changed\n");
    ok(FileStandardInfo.EndOfFile.QuadPart == EndOfFile.QuadPart, "File size changed: %I64d\n", FileStandardInfo.EndOfFile.QuadPart);

    hDest = CreateFileW(FileName2, GENERIC_WRITE | SYNCHRONIZE,
                        FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                        CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL | FILE_SYNCHRONOUS_IO_NONALERT,
                        NULL);
    if (hDest == INVALID_HANDLE_VALUE)
    {
        win_skip("Failed creating new\n");
        return;
    }

    CloseHandle(hDest);

    ok(QueryFileInfo(FileName2, &FileBasicInfo, &FileStandardInfo) == TRUE, "QueryFileInfo returned FALSE\n");
    ok(FileBasicInfo.CreationTime.QuadPart != CreationTime.QuadPart, "Equal creation times\n");
    SetLastError(0xdeadbeef);
    ok(pPrivMoveFileIdentityW(FileName, FileName2, 3) == TRUE, "PrivMoveFileIdentityW failed with %#lx\n", GetLastError());
    ok(QueryFileInfo(FileName2, &FileBasicInfo, &FileStandardInfo) == TRUE, "QueryFileInfo returned FALSE\n");
    ok(FileBasicInfo.CreationTime.QuadPart == CreationTime.QuadPart, "Creation time didn't change\n");
    ok(OpenFile(FileNameA, &ReOpen, OF_EXIST) == HFILE_ERROR, "Source file still exists\n");

    DeleteFileW(FileName2);
    DeleteFileW(FileName);
}

START_TEST(PrivMoveFileIdentityW)
{
    HMODULE hKern = GetModuleHandleA("kernel32.dll");
    pPrivMoveFileIdentityW = (void *)GetProcAddress(hKern, "PrivMoveFileIdentityW");

    TestPrivMoveFileIdentityW();
}