ACE/tests/ACE_Test.cpp

   1 // ============================================================================
   2 //
   3 // = LIBRARY
   4 //    tests
   5 //
   6 // = DESCRIPTION
   7 //    This simple test exercises and illustrates use of ACE value-added
   8 //    functions.
   9 //
  10 // = AUTHOR
  11 //    Steve Huston <shuston@riverace.com>
  12 //
  13 // ============================================================================
  14
  15 #include "test_config.h"
  16
  17 #include "ace/ACE.h"
  18 #include "ace/OS_NS_stdlib.h"
  19
  20 int
  21 log2_test ()
  22 {
  23   u_long values[] = {1, 2, 4, 8, 1048576};
  24   u_long results[] = {0, 1, 2, 3, 20};
  25   u_long result = 0;
  26   int error_count = 0;
  27
  28   for (size_t i = 0 ; i < sizeof (values) / sizeof (u_long) ; i++)
  29     {
  30       result = ACE::log2(values [i]);
  31       if (result != results [i])
  32         {
  33           ACE_ERROR ((LM_ERROR, ACE_TEXT ("Log2 error: input %d, output %d, expected %d\n"), values [i], result, results [i]));
  34           error_count++;
  35         }
  36     }
  37
  38   return error_count;
  39 }
  40
  41 int
  42 ace_debug_test ()
  43 {
  44   int test_status = 0;
  45
  46   // Check if ACE::debug() is by default false when no ACE_DEBUG environment variable
  47   // is there
  48   const char* debug = ACE_OS::getenv ("ACE_DEBUG");
  49   if (debug == 0)
  50     {
  51       if (ACE::debug())
  52         ACE_ERROR ((LM_ERROR, ACE_TEXT ("ACE::debug() returns true.\n")));
  53     }
  54   else
  55     {
  56       if (!ACE::debug())
  57         ACE_ERROR ((LM_ERROR, ACE_TEXT ("ACE::debug() returns false.\n")));
  58     }
  59
  60   return test_status;
  61 }
  62
  63 // Test ACE::execname to be sure it finds .exe without regard to case.
  64 int
  65 execname_test ()
  66 {
  67   int error_count = 0;
  68
  69   // This test is only interesting on Win32
  70 #if defined (ACE_WIN32)
  71   const ACE_TCHAR *newname;
  72   const ACE_TCHAR *prog1 = ACE_TEXT ("myprog.exe");
  73   const ACE_TCHAR *prog2 = ACE_TEXT ("myprog.EXE");
  74   const ACE_TCHAR *prog3 = ACE_TEXT ("myprog");
  75
  76   newname = ACE::execname (prog1);
  77   if (newname != prog1)   // Didn't find .exe correctly
  78     {
  79       ACE_ERROR ((LM_ERROR, ACE_TEXT ("Name %s, not %s\n"), newname, prog1));
  80       delete [] const_cast<ACE_TCHAR *> (newname);
  81       ++error_count;
  82     }
  83
  84   newname = ACE::execname (prog2);
  85   if (newname != prog2)   // Didn't find .exe correctly
  86     {
  87       ACE_ERROR ((LM_ERROR, ACE_TEXT ("Name %s, not %s\n"), newname, prog2));
  88       delete [] const_cast<ACE_TCHAR *> (newname);
  89       ++error_count;
  90     }
  91
  92   newname = ACE::execname (prog3);
  93   if (newname == prog3)   // Thought the name didn't need .exe
  94     {
  95       ACE_ERROR ((LM_ERROR, ACE_TEXT ("Says .exe not needed for %s\n"),
  96                   newname));
  97       ++error_count;
  98     }
  99   else
 100     delete [] const_cast<ACE_TCHAR *> (newname);
 101 #endif /* ACE_WIN32 */
 102
 103   return error_count;
 104 }
 105
 106
 107 int
 108 run_main (int, ACE_TCHAR *[])
 109 {
 110   ACE_START_TEST (ACE_TEXT ("ACE_Test"));
 111
 112   int status = 0;
 113   int result;
 114
 115   if ((result = execname_test ()) != 0)
 116     status = result;
 117
 118   if ((result = log2_test ()) != 0)
 119     status = result;
 120
 121   if ((result = ace_debug_test ()) != 0)
 122       status = result;
 123
 124   ACE_END_TEST;
 125   return status;
 126 }