1 files changed, 173 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/file_io/GetFileSizeEx/test1/GetFileSizeEx.cpp b/src/pal/tests/palsuite/file_io/GetFileSizeEx/test1/GetFileSizeEx.cpp
new file mode 100644
index 0000000000..ef5afd0e6b
--- /dev/null
+++ b/src/pal/tests/palsuite/file_io/GetFileSizeEx/test1/GetFileSizeEx.cpp
@@ -0,0 +1,173 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+/*=====================================================================
+**
+** Source:  GetFileSizeEx.c (test 1)
+**
+** Purpose: Tests the PAL implementation of the GetFileSizeEx function.
+**
+**
+**===================================================================*/
+
+#include <palsuite.h>
+
+const char* szTextFile = "text.txt";
+
+void CleanUp(HANDLE hFile)
+{
+    if (CloseHandle(hFile) != TRUE)
+    {
+        Fail("GetFileSizeEx: ERROR -> Unable to close file \"%s\".\n"
+             " Error is %d\n", 
+            szTextFile, GetLastError());
+    }
+    if (!DeleteFileA(szTextFile))
+    {
+        Fail("GetFileSizeEx: ERROR -> Unable to delete file \"%s\".\n"
+             " Error is %d\n", 
+            szTextFile, GetLastError());
+    }
+}
+
+void CheckFileSize(HANDLE hFile, DWORD dwOffset, DWORD dwHighOrder)
+{
+    DWORD dwRc = 0;
+    DWORD dwError = 0;
+    LARGE_INTEGER qwFileSize;
+
+    dwRc = SetFilePointer(hFile, dwOffset, (PLONG)&dwHighOrder, FILE_BEGIN);
+    if (dwRc == INVALID_SET_FILE_POINTER)
+    {
+        Trace("GetFileSizeEx: ERROR -> Call to SetFilePointer failed with %ld.\n", 
+            GetLastError());
+        CleanUp(hFile);
+        Fail("");
+    }
+    else
+    {
+        if (!SetEndOfFile(hFile))
+        {
+            dwError = GetLastError();
+            CleanUp(hFile);
+            if (dwError == 112)
+            {
+                Fail("GetFileSizeEx: ERROR -> SetEndOfFile failed due to lack of "
+                    "disk space\n");
+            }
+            else
+            {
+                Fail("GetFileSizeEx: ERROR -> SetEndOfFile call failed "
+                    "with error %ld\n", dwError);
+            }
+        }
+        else
+        {
+            GetFileSizeEx(hFile, &qwFileSize);
+            if ((qwFileSize.u.LowPart != dwOffset) || 
+                (qwFileSize.u.HighPart != dwHighOrder))
+            {
+                CleanUp(hFile);
+                Fail("GetFileSizeEx: ERROR -> File sizes do not match up.\n");
+            }
+        }
+    }
+}
+
+int __cdecl main(int argc, char *argv[])
+{
+    HANDLE hFile = NULL;
+    BOOL bRc = FALSE;
+    DWORD lpNumberOfBytesWritten;
+    LARGE_INTEGER qwFileSize;
+    LARGE_INTEGER qwFileSize2;
+    char * data = "1234567890";
+
+    qwFileSize.QuadPart = 0;
+    qwFileSize2.QuadPart = 0;
+
+    if (0 != PAL_Initialize(argc,argv))
+    {
+        return FAIL;
+    }
+
+
+    /* test on a null file */
+    bRc = GetFileSizeEx(NULL, &qwFileSize);
+    if (bRc != FALSE)
+    {
+        Fail("GetFileSizeEx: ERROR -> Returned status as TRUE for "
+            "a null handle.\n");
+    }
+
+
+    /* test on an invalid file */
+    bRc = GetFileSizeEx(INVALID_HANDLE_VALUE, &qwFileSize);
+    if (bRc != FALSE)
+    {
+        Fail("GetFileSizeEx: ERROR -> Returned status as TRUE for "
+            "an invalid handle.\n");
+    }
+
+
+    /* create a test file */
+    hFile = CreateFile(szTextFile, 
+        GENERIC_READ | GENERIC_WRITE,
+        FILE_SHARE_READ | FILE_SHARE_WRITE,
+        NULL,
+        CREATE_ALWAYS,
+        FILE_ATTRIBUTE_NORMAL,
+        NULL);
+
+    if(hFile == INVALID_HANDLE_VALUE)
+    {
+        Fail("GetFileSizeEx: ERROR -> Unable to create file \"%s\".\n", 
+            szTextFile);
+    }
+
+    /* give the file a size */
+    CheckFileSize(hFile, 256, 0);
+
+    /* make the file large using the high order option */
+    CheckFileSize(hFile, 256, 1);
+
+
+    /* set the file size to zero */
+    CheckFileSize(hFile, 0, 0);
+
+    /*  test if file size changes by writing to it. */
+    /* get file size */
+    GetFileSizeEx(hFile, &qwFileSize);
+
+    /* test writing to the file */
+    if(WriteFile(hFile, data, strlen(data), &lpNumberOfBytesWritten, NULL)==0)
+    {
+        Trace("GetFileSizeEx: ERROR -> Call to WriteFile failed with %ld.\n", 
+             GetLastError());
+        CleanUp(hFile);
+        Fail("");
+    }
+    
+    /* make sure the buffer flushed.*/
+    if(FlushFileBuffers(hFile)==0)
+    {
+        Trace("GetFileSizeEx: ERROR -> Call to FlushFileBuffers failed with %ld.\n", 
+             GetLastError());
+        CleanUp(hFile);
+        Fail("");
+    }
+
+    /* get file size after writing some chars */
+    GetFileSizeEx(hFile, &qwFileSize2);
+    if((qwFileSize2.QuadPart-qwFileSize.QuadPart) !=strlen(data))
+    {
+        CleanUp(hFile);
+        Fail("GetFileSizeEx: ERROR -> File size did not increase properly after.\n"
+             "writing %d chars\n", strlen(data));        
+    }
+
+    CleanUp(hFile);
+    PAL_Terminate();
+    return PASS;
+}