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// unit tests for string_queue
#include <string>
#include "string_queue.hh"
#ifdef BUILD_UNIT_TESTS
#include <iostream>
#include "unit_tests.hh"
using std::logic_error;
UNIT_TEST(string_queue, string_queue)
{
string_queue sq1;
BOOST_CHECKPOINT( "append" );
sq1.append("123");
sq1.append("45z", 2); // 'z' shall be ignored
sq1.append('6');
BOOST_CHECK( sq1.size() == 6 );
BOOST_CHECKPOINT( "retrieve" );
BOOST_CHECK( sq1.substr(0, 6) == "123456" );
BOOST_CHECK( sq1.substr(3, 2) == "45" );
BOOST_CHECK( sq1[5] == '6' );
BOOST_CHECK( sq1[0] == '1' );
BOOST_CHECK( *(sq1.front_pointer(6)) == '1');
BOOST_CHECK( sq1.size() == 6);
BOOST_CHECKPOINT( "failures" );
// check a few things will fail
BOOST_CHECK_THROW( sq1.substr(3, 4), logic_error );
BOOST_CHECK_THROW( sq1.front_pointer(7), logic_error );
// modification
BOOST_CHECKPOINT( "modification" );
sq1[5] = 'r';
BOOST_CHECK_THROW( sq1[6], logic_error );
BOOST_CHECK( sq1[5] == 'r' );
BOOST_CHECK( sq1.substr(3, 3) == "45r" );
// empty it out
BOOST_CHECKPOINT( "emptying" );
BOOST_CHECK_THROW( sq1.pop_front( 7 ), logic_error );
sq1.pop_front(1);
BOOST_CHECK( sq1.size() == 5 );
BOOST_CHECK(sq1[0] == '2');
BOOST_CHECK(sq1[4] == 'r');
BOOST_CHECK_THROW( sq1[5], logic_error );
BOOST_CHECK_THROW( sq1.pop_front( 6 ), logic_error );
sq1.pop_front(5);
BOOST_CHECK_THROW( sq1.pop_front( 1 ), logic_error );
// it's empty again
BOOST_CHECK( sq1.size() == 0 );
}
#endif // BUILD_UNIT_TESTS
// Local Variables:
// mode: C++
// fill-column: 76
// c-file-style: "gnu"
// indent-tabs-mode: nil
// End:
// vim: et:sw=2:sts=2:ts=2:cino=>2s,{s,\:s,+s,t0,g0,^-2,e-2,n-2,p2s,(0,=s:
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