ceph/src/boost/libs/test/doc/snippet/snippet15.cpp

   1 //  (C) Copyright Gennadiy Rozental 2001-2015.
   2 //  Distributed under the Boost Software License, Version 1.0.
   3 //  (See accompanying file LICENSE_1_0.txt or copy at
   4 //  http://www.boost.org/LICENSE_1_0.txt)
   5 //
   6 //  See http://www.boost.org/libs/test for the library home page.
   7 //
   8
   9 //[snippet15
  10 #define __BOOST_TEST_MODULE__ const_string test
  11 #include <boost/test/unit_test.hpp>
  12
  13 __BOOST_AUTO_TEST_CASE__( constructors_test )
  14 {
  15   const_string cs0( "" );                                                 // 1 //
  16   __BOOST_TEST__( cs0.length() == (size_t)0 );
  17   __BOOST_TEST__( cs0.is_empty() );
  18
  19   const_string cs01( NULL );                                              // 2 //
  20   __BOOST_TEST__( cs01.length() == (size_t)0 );
  21   __BOOST_TEST__( cs01.is_empty() );
  22
  23   const_string cs1( "test_string" );                                      // 3 //
  24   __BOOST_TEST__( std::strcmp( cs1.data(), "test_string" ) == 0 );
  25   __BOOST_TEST__( cs1.length() == std::strlen("test_string") );
  26
  27   std::string s( "test_string" );                                         // 4 //
  28   const_string cs2( s );
  29   __BOOST_TEST__( std::strcmp( cs2.data(), "test_string" ) == 0 );
  30
  31   const_string cs3( cs1 );                                                // 5 //
  32   __BOOST_TEST__( std::strcmp( cs3.data(), "test_string" ) == 0 );
  33
  34   const_string cs4( "test_string", 4 );                                   // 6 //
  35   __BOOST_TEST__( std::strncmp( cs4.data(), "test", cs4.length() ) == 0 );
  36
  37   const_string cs5( s.data(), s.data() + s.length() );                    // 7 //
  38   __BOOST_TEST__( std::strncmp( cs5.data(), "test_string", cs5.length() ) == 0 );
  39
  40   const_string cs_array[] = { "str1", "str2" };                           // 8 //
  41   __BOOST_TEST__( cs_array[0] == "str1" );
  42   __BOOST_TEST__( cs_array[1] == "str2" );
  43 }
  44 //]