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// 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 : test.c
**
** Purpose: Test for GetEnvironmentVariable() function
** Pass a small buffer to GetEnvironmentVariableA to ensure
** it returns the size it requires.
**
**
**=========================================================*/
#include <palsuite.h>
#define SMALL_BUFFER_SIZE 1
int __cdecl main(int argc, char *argv[]) {
/* A place to stash the returned values */
int ReturnValueForSmallBuffer = 0;
char pSmallBuffer[SMALL_BUFFER_SIZE];
/*
* Initialize the PAL and return FAILURE if this fails
*/
if(0 != (PAL_Initialize(argc, argv)))
{
return FAIL;
}
/* PATH won't fit in this buffer, it should return how many
characters it needs
*/
ReturnValueForSmallBuffer = GetEnvironmentVariable("PATH",
pSmallBuffer,
SMALL_BUFFER_SIZE);
if(ReturnValueForSmallBuffer <= 0)
{
Fail("The return value was %d when it should have been greater "
"than 0. "
"This should return the number of characters needed to contained "
"the contents of PATH in a buffer.\n",ReturnValueForSmallBuffer);
}
PAL_Terminate();
return PASS;
}
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