3 files changed, 93 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/CMakeLists.txt b/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/CMakeLists.txt
new file mode 100644
index 0000000000..b4ab6d5161
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/CMakeLists.txt
@@ -0,0 +1,19 @@
+cmake_minimum_required(VERSION 2.8.12.2)
+
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
+
+set(SOURCES
+  test1.c
+)
+
+add_executable(paltest_snwprintf_test1
+  ${SOURCES}
+)
+
+add_dependencies(paltest_snwprintf_test1 coreclrpal)
+
+target_link_libraries(paltest_snwprintf_test1
+  pthread
+  m
+  coreclrpal
+)
diff --git a/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/test1.c b/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/test1.c
new file mode 100644
index 0000000000..5d13aaf05d
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/test1.c
@@ -0,0 +1,62 @@
+// 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: General test to see if _snwprintf works correctly
+**
+**
+**==========================================================================*/
+
+
+
+#include <palsuite.h>
+#include "../_snwprintf.h"
+
+/* memcmp is used to verify the results, so this test is dependent on it. */
+/* ditto with wcslen */
+
+
+int __cdecl main(int argc, char *argv[])
+{
+    WCHAR *checkstr;
+    WCHAR buf[256] = { 0 };
+    int ret;
+
+    if (PAL_Initialize(argc, argv) != 0)
+    {
+        return FAIL;
+    }
+
+    checkstr = convert("hello world");
+    _snwprintf(buf, 256, checkstr);
+    if (memcmp(checkstr, buf, wcslen(checkstr)*2+2) != 0)
+    {
+        Fail("ERROR: Expected \"%s\", got \"%s\"\n", 
+            convertC(checkstr), convertC(buf));
+    }
+
+    _snwprintf(buf, 256, convert("xxxxxxxxxxxxxxxxx"));
+    ret = _snwprintf(buf, 8, checkstr);
+    if (memcmp(checkstr, buf, 16) != 0)
+    {
+        Fail("ERROR: Expected \"%8s\", got \"%8s\"\n", 
+            convertC(checkstr), convertC(buf));
+    }
+    if (ret >= 0)
+    {
+        Fail("ERROR: Expected negative return value, got %d.\n", ret);
+    }
+    if (buf[8] != (WCHAR) 'x')
+    {
+        Fail("ERROR: buffer overflow using \"%s\" with length 8.\n", 
+            convertC(checkstr));
+    }
+
+    
+    PAL_Terminate();
+    return PASS;
+}
diff --git a/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/testinfo.dat b/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/testinfo.dat
new file mode 100644
index 0000000000..079a3b3989
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/_snwprintf/test1/testinfo.dat
@@ -0,0 +1,12 @@
+# 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 = C Runtime
+Function = _snwprintf
+Name = Positive Test for _snwprintf
+TYPE = DEFAULT
+EXE1 = test1
+Description
+= General test to see if _snwprintf works correctly