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// (C) Copyright Gennadiy Rozental 2001.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org/libs/test for the library home page.
//
// File : $RCSfile$
//
// Version : $Revision$
//
// Description : implements simple text based progress monitor
// ***************************************************************************
#ifndef BOOST_TEST_PROGRESS_MONITOR_IPP_020105GER
#define BOOST_TEST_PROGRESS_MONITOR_IPP_020105GER
// Boost.Test
#include <boost/test/progress_monitor.hpp>
#include <boost/test/unit_test_parameters.hpp>
#include <boost/test/utils/setcolor.hpp>
#include <boost/test/tree/test_unit.hpp>
#include <boost/test/tree/test_case_counter.hpp>
#include <boost/test/tree/traverse.hpp>
// Boost
#include <boost/scoped_ptr.hpp>
#include <boost/test/detail/suppress_warnings.hpp>
//____________________________________________________________________________//
namespace boost {
namespace unit_test {
// ************************************************************************** //
// ************** progress_monitor ************** //
// ************************************************************************** //
struct progress_display {
progress_display( counter_t expected_count, std::ostream& os )
: m_os(os)
, m_count( 0 )
, m_expected_count( expected_count )
, m_next_tic_count( 0 )
, m_tic( 0 )
{
m_os << "\n0% 10 20 30 40 50 60 70 80 90 100%"
<< "\n|----|----|----|----|----|----|----|----|----|----|"
<< std::endl;
if( !m_expected_count )
m_expected_count = 1; // prevent divide by zero
}
unsigned long operator+=( unsigned long increment )
{
if( (m_count += increment) < m_next_tic_count )
return m_count;
// use of floating point ensures that both large and small counts
// work correctly. static_cast<>() is also used several places
// to suppress spurious compiler warnings.
unsigned int tics_needed = static_cast<unsigned int>(
(static_cast<double>(m_count)/m_expected_count)*50.0 );
do {
m_os << '*' << std::flush;
} while( ++m_tic < tics_needed );
m_next_tic_count = static_cast<unsigned long>((m_tic/50.0) * m_expected_count);
if( m_count == m_expected_count ) {
if( m_tic < 51 )
m_os << '*';
m_os << std::endl;
}
return m_count;
}
unsigned long operator++() { return operator+=( 1 ); }
unsigned long count() const { return m_count; }
private:
BOOST_DELETED_FUNCTION(progress_display(progress_display const&))
BOOST_DELETED_FUNCTION(progress_display& operator=(progress_display const&))
std::ostream& m_os; // may not be present in all imps
unsigned long m_count;
unsigned long m_expected_count;
unsigned long m_next_tic_count;
unsigned int m_tic;
};
namespace {
struct progress_monitor_impl {
// Constructor
progress_monitor_impl()
: m_stream( &std::cout )
, m_color_output( false )
{
}
std::ostream* m_stream;
scoped_ptr<progress_display> m_progress_display;
bool m_color_output;
};
progress_monitor_impl& s_pm_impl() { static progress_monitor_impl the_inst; return the_inst; }
#define PM_SCOPED_COLOR() \
BOOST_TEST_SCOPE_SETCOLOR( s_pm_impl().m_color_output, *s_pm_impl().m_stream, term_attr::BRIGHT, term_color::MAGENTA )
} // local namespace
//____________________________________________________________________________//
void
progress_monitor_t::test_start( counter_t test_cases_amount )
{
s_pm_impl().m_color_output = runtime_config::get<bool>( runtime_config::COLOR_OUTPUT );
PM_SCOPED_COLOR();
s_pm_impl().m_progress_display.reset( new progress_display( test_cases_amount, *s_pm_impl().m_stream ) );
}
//____________________________________________________________________________//
void
progress_monitor_t::test_aborted()
{
PM_SCOPED_COLOR();
(*s_pm_impl().m_progress_display) += s_pm_impl().m_progress_display->count();
}
//____________________________________________________________________________//
void
progress_monitor_t::test_unit_finish( test_unit const& tu, unsigned long )
{
PM_SCOPED_COLOR();
if( tu.p_type == TUT_CASE )
++(*s_pm_impl().m_progress_display);
}
//____________________________________________________________________________//
void
progress_monitor_t::test_unit_skipped( test_unit const& tu, const_string /*reason*/ )
{
PM_SCOPED_COLOR();
test_case_counter tcc;
traverse_test_tree( tu, tcc );
(*s_pm_impl().m_progress_display) += tcc.p_count;
}
//____________________________________________________________________________//
void
progress_monitor_t::set_stream( std::ostream& ostr )
{
s_pm_impl().m_stream = &ostr;
}
//____________________________________________________________________________//
#undef PM_SCOPED_COLOR
} // namespace unit_test
} // namespace boost
#include <boost/test/detail/enable_warnings.hpp>
#endif // BOOST_TEST_PROGRESS_MONITOR_IPP_020105GER
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