1 files changed, 49 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/_vsnprintf/test16/test16.cpp b/src/pal/tests/palsuite/c_runtime/_vsnprintf/test16/test16.cpp
new file mode 100644
index 0000000000..118ba1453c
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/_vsnprintf/test16/test16.cpp
@@ -0,0 +1,49 @@
+// 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:    test16.c
+**
+** Purpose:   Test #16 for the _vsnprintf function.
+**
+**
+**===================================================================*/
+
+#include <palsuite.h>
+#include "../_vsnprintf.h"
+
+/*
+ * Notes: memcmp is used, as is strlen.
+ */
+
+int __cdecl main(int argc, char *argv[])
+{
+    double val = 2560.001;
+    double neg = -2560.001;
+
+    if (PAL_Initialize(argc, argv) != 0)
+    {
+        return(FAIL);
+    }
+
+    DoDoubleTest("foo %f", val,  "foo 2560.001000", "foo 2560.001000");
+    DoDoubleTest("foo %lf", val,  "foo 2560.001000", "foo 2560.001000");
+    DoDoubleTest("foo %hf", val,  "foo 2560.001000", "foo 2560.001000");
+    DoDoubleTest("foo %Lf", val,  "foo 2560.001000", "foo 2560.001000");
+    DoDoubleTest("foo %I64f", val,  "foo 2560.001000", "foo 2560.001000");
+    DoDoubleTest("foo %12f", val,  "foo  2560.001000", "foo  2560.001000");
+    DoDoubleTest("foo %-12f", val,  "foo 2560.001000 ", "foo 2560.001000 ");
+    DoDoubleTest("foo %.1f", val,  "foo 2560.0", "foo 2560.0");
+    DoDoubleTest("foo %.8f", val,  "foo 2560.00100000", "foo 2560.00100000");
+    DoDoubleTest("foo %012f", val,  "foo 02560.001000", "foo 02560.001000");
+    DoDoubleTest("foo %#f", val,  "foo 2560.001000", "foo 2560.001000");
+    DoDoubleTest("foo %+f", val,  "foo +2560.001000", "foo +2560.001000");
+    DoDoubleTest("foo % f", val,  "foo  2560.001000", "foo  2560.001000");
+    DoDoubleTest("foo %+f", neg,  "foo -2560.001000", "foo -2560.001000");
+    DoDoubleTest("foo % f", neg,  "foo -2560.001000", "foo -2560.001000");
+
+    PAL_Terminate();
+    return PASS;
+}