1 files changed, 52 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/miscellaneous/GetUserNameW/test1/test.cpp b/src/pal/tests/palsuite/miscellaneous/GetUserNameW/test1/test.cpp
new file mode 100644
index 0000000000..809f14c12d
--- /dev/null
+++ b/src/pal/tests/palsuite/miscellaneous/GetUserNameW/test1/test.cpp
@@ -0,0 +1,52 @@
+// 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 : test.c
+**
+** Purpose: Positive Test for GetUserName() function
+**
+**
+**=========================================================*/
+
+#define UNICODE
+#include <palsuite.h>
+
+int __cdecl main(int argc, char *argv[]) 
+{
+
+    WCHAR wzUserName[UNLEN+1];
+    DWORD dwSize = sizeof(wzUserName)/sizeof(wzUserName[0]);
+  
+    // Initialize the PAL and return FAILURE if this fails
+    if(0 != (PAL_Initialize(argc, argv)))
+    {
+        Fail ("ERROR: PAL_Initialize() call failed!\n");
+    }
+
+    if (0 == GetUserName(wzUserName, &dwSize))
+    {
+        Fail("ERROR: GetUserName failed with %d!\n", GetLastError());
+    }
+  
+    // dwSize is the length of wzUserName with NULL
+    if (dwSize <= 0 || dwSize > (sizeof(wzUserName)/sizeof(wzUserName[0])))
+    {
+        Fail("ERROR: GetUserName returned %S with dwSize = %u whereas the passed in buffer size is %d!\n",
+                wzUserName, dwSize, sizeof(wzUserName)/sizeof(wzUserName[0]));
+    }
+
+    // dwSize is the length of wzUserName with NULL
+    if (dwSize != wcslen(wzUserName)+1)
+    {
+        Fail("ERROR: GetUserName returned %S of length %d which is not equal to dwSize-1 = %u!\n",
+                wzUserName, wcslen(wzUserName), dwSize-1);
+    }
+
+    printf ("GetUserName returned %S of length %u\n", wzUserName, dwSize-1);
+
+    PAL_Terminate();
+    return PASS;
+}