text: // 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;
  }
  
  
  
  