Index: trunk/src/VBox/Runtime/testcase/Makefile.kmk
===================================================================
--- trunk/src/VBox/Runtime/testcase/Makefile.kmk	(revision 9063)
+++ trunk/src/VBox/Runtime/testcase/Makefile.kmk	(revision 9138)
@@ -87,4 +87,5 @@
 	tstRTProcWait \
 	tstCritSectW32 \
+	tstFileAppendWin-1 \
 	ntGetTimerResolution
 PROGRAMS.linux = \
@@ -141,4 +142,6 @@
 tstFile_SOURCES = tstFile.cpp
 
+tstFileAppendWin-1_SOURCES = tstFileAppendWin-1.cpp
+
 tstFileLock_SOURCES = tstFileLock.cpp
 
Index: trunk/src/VBox/Runtime/testcase/tstFileAppendWin-1.cpp
===================================================================
--- trunk/src/VBox/Runtime/testcase/tstFileAppendWin-1.cpp	(revision 9138)
+++ trunk/src/VBox/Runtime/testcase/tstFileAppendWin-1.cpp	(revision 9138)
@@ -0,0 +1,262 @@
+/* $Id$ */
+/** @file
+ * IPRT Testcase - Exploration of File Appending on Windows.
+ */
+
+/*
+ * Copyright (C) 2008 Sun Microsystems, Inc.
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+ * VirtualBox OSE distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
+ * Clara, CA 95054 USA or visit http://www.sun.com if you need
+ * additional information or have any questions.
+ */
+
+
+/*******************************************************************************
+*   Header Files                                                               *
+*******************************************************************************/
+#include <Windows.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+
+
+/*******************************************************************************
+*   Global Variables                                                           *
+*******************************************************************************/
+static int g_cErrors = 0;
+
+
+static int MyFailure(const char *pszFormat, ...)
+{
+    va_list va;
+
+    printf("tstFileAppendWin-1: FATAL: ");
+    va_start(va, pszFormat);
+    vprintf(pszFormat, va);
+    va_end(va);
+    g_cErrors++;
+    return 1;
+}
+
+
+void MyError(const char *pszFormat, ...)
+{
+    va_list va;
+
+    printf("tstFileAppendWin-1: ERROR: ");
+    va_start(va, pszFormat);
+    vprintf(pszFormat, va);
+    va_end(va);
+    g_cErrors++;
+}
+
+
+int main()
+{
+    HANDLE hFile;
+    LARGE_INTEGER off;
+    DWORD cb;
+    char szBuf[256];
+
+
+    printf("tstFileAppendWin-1: TESTING...\n");
+
+    /*
+     * Open it write only and do some appending.
+     * Checking that read fails and that the file position changes after the read.
+     */
+    DeleteFile("tstFileAppendWin-1.tst");
+    hFile = CreateFile("tstFileAppendWin-1.tst",
+                       (FILE_GENERIC_WRITE & ~FILE_WRITE_DATA),
+                       FILE_SHARE_READ,
+                       NULL,
+                       CREATE_ALWAYS,
+                       FILE_ATTRIBUTE_NORMAL,
+                       NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return MyFailure("1st CreateFile: %d\n", GetLastError());
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("1st SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 0)
+        MyError("unexpected position on open: %ld - expected 0\n", (long)off.QuadPart);
+
+    if (!WriteFile(hFile, "0123456789", 10, &cb, NULL))
+        MyError("write fail: %d\n", GetLastError());
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("2nd SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 10)
+        MyError("unexpected position on write: %ld - expected 10\n", (long)off.QuadPart);
+    else
+        printf("tstFileAppendWin-1: off=%ld after first write\n", (long)off.QuadPart);
+
+    SetLastError(0);
+    if (ReadFile(hFile, szBuf, 1, &cb, NULL))
+        MyError("read didn't fail! cb=%#lx lasterr=%d\n", (long)cb, GetLastError());
+
+    off.QuadPart = 5;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_BEGIN))
+        MyError("3rd SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 5)
+        MyError("unexpected position after set file pointer: %ld - expected 5\n", (long)off.QuadPart);
+
+    CloseHandle(hFile);
+
+    /*
+     * Open it write only and do some more appending.
+     * Checking the initial position and that it changes after the write.
+     */
+    hFile = CreateFile("tstFileAppendWin-1.tst",
+                       (FILE_GENERIC_WRITE & ~FILE_WRITE_DATA),
+                       FILE_SHARE_READ,
+                       NULL,
+                       OPEN_EXISTING,
+                       FILE_ATTRIBUTE_NORMAL,
+                       NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return MyFailure("2nd CreateFile: %d\n", GetLastError());
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("4th SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 0)
+        MyError("unexpected position on open: %ld - expected 0\n", (long)off.QuadPart);
+    else
+        printf("tstFileAppendWin-1: off=%ld on 2nd open\n", (long)off.QuadPart);
+
+    if (!WriteFile(hFile, "abcdefghij", 10, &cb, NULL))
+        MyError("2nd write failed: %d\n", GetLastError());
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("5th SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 20)
+        MyError("unexpected position on 2nd write: %ld - expected 20\n", (long)off.QuadPart);
+    else
+        printf("tstFileAppendWin-1: off=%ld after 2nd write\n", (long)off.QuadPart);
+
+    CloseHandle(hFile);
+
+    /*
+     * Open it read/write.
+     * Check the initial position and read stuff. Then append some more and
+     * check the new position and see that read returns 0/EOF. Finally,
+     * do some seeking and read from a new position.
+     */
+    hFile = CreateFile("tstFileAppendWin-1.tst",
+                       (FILE_GENERIC_WRITE & ~FILE_WRITE_DATA) | GENERIC_READ,
+                       FILE_SHARE_READ,
+                       NULL,
+                       OPEN_EXISTING,
+                       FILE_ATTRIBUTE_NORMAL,
+                       NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return MyFailure("3rd CreateFile: %d\n", GetLastError());
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("6th SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 0)
+        MyError("unexpected position on open: %ld - expected 0\n", (long)off.QuadPart);
+    else
+        printf("tstFileAppendWin-1: off=%ld on 3rd open\n", (long)off.QuadPart);
+
+    if (!ReadFile(hFile, szBuf, 10, &cb, NULL) || cb != 10)
+        MyError("1st ReadFile failed: %d\n", GetLastError());
+    else if (memcmp(szBuf, "0123456789", 10))
+        MyError("read the wrong stuff: %.10s - expected 0123456789\n", szBuf);
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("7th SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 10)
+        MyError("unexpected position on 1st read: %ld - expected 0\n", (long)off.QuadPart);
+    else
+        printf("tstFileAppendWin-1: off=%ld on 1st read\n", (long)off.QuadPart);
+
+    if (!WriteFile(hFile, "klmnopqrst", 10, &cb, NULL))
+        MyError("3rd write failed: %d\n", GetLastError());
+
+    off.QuadPart = 0;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+        MyError("8th SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 30)
+        MyError("unexpected position on 3rd write: %ld - expected 30\n", (long)off.QuadPart);
+    else
+        printf("tstFileAppendWin-1: off=%ld after 3rd write\n", (long)off.QuadPart);
+
+    SetLastError(0);
+    if (ReadFile(hFile, szBuf, 1, &cb, NULL) && cb != 0)
+        MyError("read after write didn't fail! cb=%#lx lasterr=%d\n", (long)cb, GetLastError());
+
+    off.QuadPart = 15;
+    if (!SetFilePointerEx(hFile, off, &off, FILE_BEGIN))
+        MyError("9th SetFilePointerEx failed: %d\n", GetLastError());
+    else if (off.QuadPart != 15)
+        MyError("unexpected position on 3rd write: %ld - expected 15\n", (long)off.QuadPart);
+    else
+    {
+        if (!ReadFile(hFile, szBuf, 10, &cb, NULL) || cb != 10)
+            MyError("1st ReadFile failed: %d\n", GetLastError());
+        else if (memcmp(szBuf, "fghijklmno", 10))
+            MyError("read the wrong stuff: %.10s - expected fghijklmno\n", szBuf);
+
+        off.QuadPart = 0;
+        if (!SetFilePointerEx(hFile, off, &off, FILE_CURRENT))
+            MyError("10th SetFilePointerEx failed: %d\n", GetLastError());
+        else if (off.QuadPart != 25)
+            MyError("unexpected position on 2nd read: %ld - expected 25\n", (long)off.QuadPart);
+        else
+            printf("tstFileAppendWin-1: off=%ld after 2nd read\n", (long)off.QuadPart);
+    }
+
+    CloseHandle(hFile);
+
+    /*
+     * Open it read only + append and check that we cannot write to it.
+     */
+    hFile = CreateFile("tstFileAppendWin-1.tst",
+                       FILE_APPEND_DATA | GENERIC_READ,
+                       FILE_SHARE_READ,
+                       NULL,
+                       CREATE_ALWAYS,
+                       FILE_ATTRIBUTE_NORMAL,
+                       NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+        return MyFailure("4th CreateFile: %d\n", GetLastError());
+
+    SetLastError(0);
+    if (WriteFile(hFile, "pqrstuvwx", 10, &cb, NULL))
+        MyError("write didn't on read-only+append open: %d cb=%#lx\n", GetLastError(), (long)cb);
+
+    CloseHandle(hFile);
+    DeleteFile("tstfileAppendWin-1.tst");
+
+    if (g_cErrors)
+        printf("tstFileAppendWin-1: FAILED\n");
+    else
+        printf("tstFileAppendWin-1: SUCCESS\n");
+    return g_cErrors ? 1 : 0;
+}
+
