1 files changed, 96 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/_getw/test1/test1.cpp b/src/pal/tests/palsuite/c_runtime/_getw/test1/test1.cpp
new file mode 100644
index 0000000000..34ce4ee7de
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/_getw/test1/test1.cpp
@@ -0,0 +1,96 @@
+// 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: Several integers are read from a previously written file
+**          using _getw.  The test passes if the values read match those known to
+**          be in the file.
+**
+**
+**==========================================================================*/
+
+#include <palsuite.h>
+
+/*Tests _getw using a previously written data file */
+int __cdecl main(int argc, char **argv)
+{
+    const int testValues[] =
+    {
+        0,
+        1,
+        -1,
+        0x7FFFFFFF,            /* largest positive integer on 32 bit systems */
+        0x80000000,            /* largest negative integer on 32 bit systems */
+        0xFFFFFFFF,
+        0xFFFFAAAA
+    };
+
+    int i = 0;
+    int input = 0;
+
+    const char filename[] = "test.dat";
+
+
+    FILE *fp = NULL;
+
+    /*
+     * Initialize the PAL and return FAIL if this fails
+     */
+    if (0 != (PAL_Initialize(argc, argv)))
+    {
+        return FAIL;
+    }
+
+    /* write the file that we will use to test */
+
+
+    /*
+      Don't uncomment this code, it was used to create the data file
+      initially on windows, but if it is run on all test platforms, the
+      tests will always pass.
+
+      fp = fopen(filename, "w");
+      if (fp == NULL)
+      {
+      Fail("Unable to open file for write.\n");
+      }
+      for (i = 0; i < sizeof(testValues) / sizeof(testValues[0]); i++)
+      {
+      _putw(testValues[i], fp);
+      }
+
+      if (fclose(fp) != 0)
+      {
+      Fail("Error closing file after writing to it with _putw.\n");
+      }
+    */
+
+
+    /*Now read values back from the file and see if they match.*/
+    fp = fopen(filename, "r");
+    if (fp == NULL)
+    {
+        Fail ("Unable to open file for read.\n");
+    }
+    for (i = 0; i < sizeof(testValues) / sizeof(testValues[0]); i++)
+    {
+        input = _getw(fp);
+        if (VAL32(input) != testValues[i])
+        {
+            Fail ("_getw did not get the expected values when reading "
+                    "from a file.\n");
+        }
+    }
+
+    if (fclose(fp) != 0)
+    {
+        Fail ("Error closing file after reading from it with _getw\n");
+    }
+    PAL_Terminate();
+    return PASS;
+}
+