3 files changed, 110 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/CMakeLists.txt b/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/CMakeLists.txt
new file mode 100644
index 0000000000..4b0af2e77e
--- /dev/null
+++ b/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/CMakeLists.txt
@@ -0,0 +1,19 @@
+cmake_minimum_required(VERSION 2.8.12.2)
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+set(SOURCES
+  test.c
+)
+
+add_executable(paltest_messageboxw_test2
+  ${SOURCES}
+)
+
+add_dependencies(paltest_messageboxw_test2 coreclrpal)
+
+target_link_libraries(paltest_messageboxw_test2
+  pthread
+  m
+  coreclrpal
+)
diff --git a/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/test.c b/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/test.c
new file mode 100644
index 0000000000..e2ff0cf6d6
--- /dev/null
+++ b/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/test.c
@@ -0,0 +1,76 @@
+// 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: Test for MessageBoxW() function
+**
+**
+**=========================================================*/
+
+#define UNICODE
+
+#include <palsuite.h>
+
+int __cdecl main(int argc, char *argv[]) {
+  
+    /*
+     * Initialize the PAL and return FAILURE if this fails
+     */
+
+    if(0 != (PAL_Initialize(argc, argv)))
+    {
+        return FAIL;
+    }
+
+    /* Check to make sure there are no problems accepting all the ICON 
+       styles and FLAG styles.  These don't change anything, unless 
+       they don't work at all. 
+    */
+  
+    if(MessageBox(NULL, 
+                  convert("Pal Testing"), 
+                  convert("Pal Title"), 
+                  MB_OK |MB_ICONEXCLAMATION|MB_TASKMODAL) != IDOK) 
+    {
+        Fail("ERROR: The MB_OK style should always return IDOK.");    
+    }
+  
+    if(MessageBox(NULL, 
+                  convert("Pal Testing"), 
+                  convert("Pal Title"), 
+                  MB_OK |MB_ICONINFORMATION|MB_SYSTEMMODAL) != IDOK) 
+    {
+        Fail("ERROR: The MB_OK style should always return IDOK.");
+    }
+
+    /* MB_SERVICE_NOTIFICATION doesn't seem to be available under windows?  
+       It claims it exists and it should be supported under FreeBSD.
+    */
+  
+#if UNIX    
+    if(MessageBox(NULL, 
+                  convert("Pal Testing"), 
+                  convert("Pal Title"), 
+                  MB_OK |MB_ICONSTOP|MB_SERVICE_NOTIFICATION) != IDOK) 
+    {
+        Fail("ERROR: The MB_OK style should always return IDOK.");
+    }
+#endif   
+  
+    if(MessageBox(NULL, 
+                  convert("Pal Testing"), 
+                  convert("Pal Title"), 
+                  MB_OK |MB_ICONQUESTION) != IDOK) 
+    {
+        Fail("ERROR: The MB_OK style should always return IDOK.");
+    }
+    
+    PAL_Terminate();
+    return PASS;
+}
+
+
diff --git a/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/testinfo.dat b/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/testinfo.dat
new file mode 100644
index 0000000000..e4d46c986b
--- /dev/null
+++ b/src/pal/tests/palsuite/miscellaneous/MessageBoxW/test2/testinfo.dat
@@ -0,0 +1,15 @@
+# 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.
+
+Version = 1.0
+Section = Miscellaneous
+Function = MessageBoxW
+Name = Positive test of MessageBoxW
+TYPE = DEFAULT
+EXE1 = test
+Description
+= Ensure that the return values are correct for each type of Message Style.
+
+
+