1 files changed, 76 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/locale_info/IsValidLocale/test1/test1.cpp b/src/pal/tests/palsuite/locale_info/IsValidLocale/test1/test1.cpp
new file mode 100644
index 0000000000..4dd63653f5
--- /dev/null
+++ b/src/pal/tests/palsuite/locale_info/IsValidLocale/test1/test1.cpp
@@ -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: test1.c
+**
+** Purpose: Tests IsValidLocale with the current locale, -1, and 
+**          LOCALE_USER_DEFAULT (which actually isn't valid).
+**
+**
+**==========================================================================*/
+
+
+#include <palsuite.h>
+
+
+int __cdecl main(int argc, char *argv[])
+{    
+
+    LCID lcid;
+
+    if (PAL_Initialize(argc, argv))
+    {
+        return FAIL;
+    }
+
+    
+    /*
+     * Passing LOCALE_USER_DEFAULT to IsValidLocale will fail, so instead
+     * the current thread localed is changed to it, and that lcid is passed
+     * to IsValidLocale (which should always pass)
+     */
+    if (!SetThreadLocale(LOCALE_USER_DEFAULT))
+    {
+        Fail("Unable to set locale to LOCALE_USER_DEFAULT!\n");
+    }
+
+    lcid = GetThreadLocale();
+
+    if (!IsValidLocale(lcid, LCID_SUPPORTED))
+    {
+        Fail("IsValidLocale found the default user locale unsupported!\n");
+    }
+    if (!IsValidLocale(lcid, LCID_INSTALLED))
+    {
+        Fail("IsValidLocale found the default user locale uninstalled!\n");
+    }
+
+    /*
+     * Test out bad parameters
+     */
+    if (IsValidLocale(-1, LCID_SUPPORTED))
+    {
+        Fail("IsValideLocale passed with an invalid LCID!\n");
+    }    
+    if (IsValidLocale(-1, LCID_INSTALLED))
+    {
+        Fail("IsValideLocale passed with an invalid LCID!\n");
+    }    
+
+    if (IsValidLocale(LOCALE_USER_DEFAULT, LCID_SUPPORTED))
+    {
+        Fail("IsValidLocale passed with LOCALE_USER_DEFAULT!\n");
+    }
+    if (IsValidLocale(LOCALE_USER_DEFAULT, LCID_INSTALLED))
+    {
+        Fail("IsValidLocale passed with LOCALE_USER_DEFAULT!\n");
+    }
+
+    PAL_Terminate();
+
+    return PASS;
+}
+