1 files changed, 65 insertions, 0 deletions
diff --git a/private/nw/test/lock2.c b/private/nw/test/lock2.c
new file mode 100644
index 000000000..d1e0ba45c
--- /dev/null
+++ b/private/nw/test/lock2.c
@@ -0,0 +1,65 @@
+/*++
+
+Copyright (c) 1990  Microsoft Corporation
+
+Module Name:
+
+    tfile.c
+
+Abstract:
+
+    Test program for Win32 Base File API calls
+
+Author:
+
+    Mark Lucovsky (markl) 26-Sep-1990
+
+Revision History:
+
+--*/
+
+#include <windows.h>
+#include <assert.h>
+
+DWORD
+_cdecl
+main(
+    int argc,
+    char *argv[],
+    char *envp[]
+    )
+{
+
+    HANDLE iFile;
+
+    iFile = CreateFile(
+                "testfile.txt",
+                GENERIC_READ,
+                FILE_SHARE_READ,
+                NULL,
+                OPEN_EXISTING,
+                0,
+                NULL
+                );
+    assert(iFile != INVALID_HANDLE_VALUE);
+
+    assert(LockFile(iFile,0,0,10,0));
+    assert(LockFile(iFile,10,0,10,0));
+    assert(!LockFile(iFile,1,0,1,0));
+    assert(!LockFile(iFile,0,0,11,0));
+    assert(!LockFile(iFile,0,0,20,0));
+    assert(!UnlockFile(iFile,1,0,1,0));
+    assert(!UnlockFile(iFile,0,0,11,0));
+    assert(!UnlockFile(iFile,0,0,20,0));
+    assert(UnlockFile(iFile,0,0,10,0));
+    assert(UnlockFile(iFile,10,0,10,0));
+    assert(LockFile(iFile,0,0,10,0));
+    assert(LockFile(iFile,10,0,10,0));
+
+    Sleep(60 * 1000);
+
+    CloseHandle(iFile);
+
+    return 1;
+
+}