1 files changed, 99 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/locale_info/CompareStringW/test1/test1.cpp b/src/pal/tests/palsuite/locale_info/CompareStringW/test1/test1.cpp
new file mode 100644
index 0000000000..bdf2c3dcf3
--- /dev/null
+++ b/src/pal/tests/palsuite/locale_info/CompareStringW/test1/test1.cpp
@@ -0,0 +1,99 @@
+// 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 that CompareStringW returns the correct value and can handle
+**          invalid parameters.
+**
+**
+**==========================================================================*/
+
+#define CSTR_LESS_THAN 1
+#define CSTR_EQUAL 2
+#define CSTR_GREATER_THAN 3
+
+#include <palsuite.h>
+
+int __cdecl main(int argc, char *argv[])
+{    
+    WCHAR str1[] = {'f','o','o',0};
+    WCHAR str2[] = {'f','o','o','x',0};
+    WCHAR str3[] = {'f','O','o',0};
+    int flags = NORM_IGNORECASE | NORM_IGNOREWIDTH;
+    int ret;
+
+    if (0 != PAL_Initialize(argc, argv))
+    {
+        return FAIL;
+    }
+
+    ret = CompareStringW(0x0409, flags, str1, -1, str2, -1);
+    if (ret != CSTR_LESS_THAN)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_LESS_THAN!\n", str1, -1, str2, -1);
+    }
+
+    ret = CompareStringW(0x0409, flags, str1, -1, str2, 3);
+    if (ret != CSTR_EQUAL)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_EQUAL!\n", str1, -1, str2, 3);
+    }
+
+    ret = CompareStringW(0x0409, flags, str2, -1, str1, -1);
+    if (ret != CSTR_GREATER_THAN)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_GREATER_THAN!\n", str2, -1, str1, -1);
+    }
+
+    ret = CompareStringW(0x0409, flags, str1, -1, str3, -1);
+    if (ret != CSTR_EQUAL)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_EQUAL!\n", str1, -1, str3, -1);
+    }
+
+    ret = CompareStringW(0x0409, flags, str3, -1, str1, -1);
+    if (ret != CSTR_EQUAL)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_EQUAL!\n", str3, -1, str1, -1);
+    }
+
+    ret = CompareStringW(0x0409, flags, str3, -1, str1, -1);
+    if (ret != CSTR_EQUAL)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_EQUAL!\n", str3, -1, str1, -1);
+    }
+
+    ret = CompareStringW(0x0409, flags, str1, 0, str3, -1);
+    if (ret != CSTR_LESS_THAN)
+    {
+        Fail("CompareStringW with \"%S\" (%d) and \"%S\" (%d) did not return "
+            "CSTR_GREATER_THAN!\n", str1, 0, str3, -1);
+    }
+
+    
+    ret = CompareStringW(0x0409, flags, NULL, -1, str3, -1);
+    if (ret != 0)
+    {
+        Fail("CompareStringW should have returned 0, got %d!\n", ret);
+    }
+    if (GetLastError() != ERROR_INVALID_PARAMETER)
+    {
+        Fail("CompareStringW should have set the last error to "
+            "ERROR_INVALID_PARAMETER!\n");
+    }
+
+    PAL_Terminate();
+
+    return PASS;
+}
+