ACE/tests/Compiler_Features_11_Test.cpp

   1 /**
   2  * @file
   3  *
   4  * This program checks if the compiler / platform supports the
   5  * string steams.  The motivation for this test was a discussion
   6  * on the development mailing list, and the documentation was captured
   7  * in:
   8  *
   9  *   http://bugzilla.dre.vanderbilt.edu/show_bug.cgi?id=3715
  10  */
  11
  12 #include "test_config.h"
  13
  14 // The first part of the test is to compile this line.  If the program
  15 // does not compile the platform is just too broken.
  16 #include <sstream>
  17
  18 int
  19 run_main (int, ACE_TCHAR *[])
  20 {
  21   ACE_START_TEST (ACE_TEXT("Compiler_Features_11_Test"));
  22
  23   // As usual, the exit status from the test is 0 on success, 1 on
  24   // failure
  25   int status = 0;
  26
  27 #ifndef ACE_LACKS_IOSTREAM_TOTALLY
  28
  29   // Test creation of a output stream ...
  30   std::ostringstream os;
  31
  32   // ... add some strings and numbers to it ...
  33   os << "1" << 2 << 3 << "45";
  34
  35   // ... verify the right thing comes out ...
  36   std::string const expected("12345");
  37   if (os.str() != expected)
  38     {
  39       status = 1;
  40       ACE_ERROR ((LM_ERROR, ACE_TEXT("Expected %s got %s\n"),
  41                   expected.c_str(), os.str().c_str()));
  42     }
  43
  44   // ... create an input stream from the result ...
  45   std::istringstream is(os.str());
  46
  47   // ... extract as a number ...
  48   int v;
  49   is >> v;
  50
  51   // ... verify the right thing comes out ...
  52   if (v != 12345)
  53     {
  54       status = 1;
  55       ACE_ERROR ((LM_ERROR, ACE_TEXT("Expected %d got %d\n"),
  56                   12345, v));
  57     }
  58
  59 #endif
  60   ACE_END_TEST;
  61   return status;
  62 }
  63
  64