1 files changed, 102 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/c_runtime/_putenv/test3/test3.cpp b/src/pal/tests/palsuite/c_runtime/_putenv/test3/test3.cpp
new file mode 100644
index 0000000000..8aa6777307
--- /dev/null
+++ b/src/pal/tests/palsuite/c_runtime/_putenv/test3/test3.cpp
@@ -0,0 +1,102 @@
+// 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:  test3.c
+**
+** Purpose: Create environment variables that differ only in Case, and
+**          verify that the BSD operating system treats the variables
+**          differently.
+**
+**
+**===================================================================*/
+
+#include <palsuite.h>
+
+int __cdecl main(int argc, char **argv)
+{
+#if WIN32
+
+    return PASS;
+
+#else
+
+    const char* FirstVariable = "PalTestingEnvironmentVariable=The value";
+    const char* SecondVariable = "PALTESTINGEnvironmentVariable=Different value";
+    const char* FirstVarName = "PalTestingEnvironmentVariable";
+    const char* FirstVarValue = "The value";
+    char* result;
+
+   
+    if (0 != (PAL_Initialize(argc, argv)))
+    {
+        return FAIL;
+    }
+    
+    /* Use _putenv to set an environment variable.  This ensures that the
+       variable we're testing on is always present.
+    */
+
+    if(_putenv(FirstVariable) != 0)
+    {
+        Fail("ERROR: _putenv failed to set an environment variable that "
+             "getenv will be using for testing.\n");
+    }
+
+
+    /* Call getenv -- ensure it doesn't return NULL and the string it returns
+       is the value we set above. Also make sure that each environment variable,
+       differing only by case, returns it's own value.
+    */
+    
+    result = getenv(FirstVarName);
+    if(result == NULL)
+    {
+        Fail("ERROR: The result of getenv on a valid Environment Variable "
+             "was NULL, which indicates the environment varaible was not "
+             "found.\n");
+    }
+
+    if(strcmp(result, FirstVarValue) != 0)
+    {
+        Fail("ERROR: The value obtained by getenv() was not equal to the "
+             "correct value of the environment variable.  The correct "
+             "value is '%s' and the function returned '%s'.\n",
+             FirstVarValue,
+             result);
+    }
+    
+    /* Set the second environment variable, which only differs in Case */
+    if(_putenv(SecondVariable) != 0)
+    {
+        Fail("ERROR: _putenv failed to set an environment variable that "
+             "getenv will be using for testing.\n");
+    }
+
+    /* Verify that the environment variables
+    */
+    
+    result = getenv(FirstVarName);
+    if(result == NULL)
+    {
+        Fail("ERROR: The result of getenv on a valid Environment Variable "
+             "was NULL, which indicates the environment varaible was not "
+             "found.\n");
+    }
+
+    if(strcmp(result, FirstVarValue) != 0)
+    {
+        Fail("ERROR: The value obtained by getenv() was not equal to the "
+             "correct value of the environment variable.  The correct "
+             "value is '%s' and the function returned '%s'.\n",
+             FirstVarValue,
+             result);
+    }
+
+    PAL_Terminate();
+    return PASS;
+
+#endif
+}