mirror of https://github.com/catchorg/Catch2.git
602 lines
18 KiB
C++
602 lines
18 KiB
C++
/*
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* catch_runner.hpp
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* Catch
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*
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* Created by Phil on 22/10/2010.
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* Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*
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*/
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#ifndef TWOBLUECUBES_INTERNAL_CATCH_RUNNER_HPP_INCLUDED
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#define TWOBLUECUBES_INTERNAL_CATCH_RUNNER_HPP_INCLUDED
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#include "catch_interfaces_runner.h"
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#include "catch_interfaces_reporter.h"
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#include "catch_config.hpp"
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#include "catch_test_registry.hpp"
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#include "catch_test_case_info.hpp"
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#include "catch_capture.hpp"
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#include <set>
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#include <string>
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namespace Catch
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{
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class StreamRedirect
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{
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public:
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///////////////////////////////////////////////////////////////////////
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StreamRedirect
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(
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std::ostream& stream,
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std::string& targetString
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)
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: m_stream( stream ),
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m_prevBuf( stream.rdbuf() ),
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m_targetString( targetString )
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{
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stream.rdbuf( m_oss.rdbuf() );
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}
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///////////////////////////////////////////////////////////////////////
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~StreamRedirect
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()
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{
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m_targetString = m_oss.str();
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m_stream.rdbuf( m_prevBuf );
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}
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private:
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std::ostream& m_stream;
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std::streambuf* m_prevBuf;
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std::ostringstream m_oss;
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std::string& m_targetString;
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};
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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class SectionInfo
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{
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public:
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enum Status
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{
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Root,
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Unknown,
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NonLeaf,
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UntestedLeaf,
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TestedLeaf
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};
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///////////////////////////////////////////////////////////////////////
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SectionInfo
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(
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SectionInfo* parent
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)
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: m_status( Unknown ),
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m_parent( parent )
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{
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}
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///////////////////////////////////////////////////////////////////////
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SectionInfo
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()
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: m_status( Root ),
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m_parent( NULL )
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{
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}
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///////////////////////////////////////////////////////////////////////
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~SectionInfo
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()
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{
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deleteAllValues( m_subSections );
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}
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///////////////////////////////////////////////////////////////////////
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bool shouldRun
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()
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const
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{
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return m_status != TestedLeaf;
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}
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///////////////////////////////////////////////////////////////////////
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bool ran
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()
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{
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if( m_status != NonLeaf )
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{
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m_status = TestedLeaf;
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return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////
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SectionInfo* getSubSection
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(
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const std::string& name
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)
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{
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std::map<std::string, SectionInfo*>::const_iterator it = m_subSections.find( name );
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if( it != m_subSections.end() )
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return it->second;
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SectionInfo* subSection = new SectionInfo( this );
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m_subSections.insert( std::make_pair( name, subSection ) );
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m_status = NonLeaf;
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return subSection;
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}
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///////////////////////////////////////////////////////////////////////
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SectionInfo* getParent
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()
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{
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return m_parent;
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}
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///////////////////////////////////////////////////////////////////////
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bool hasUntestedSections
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()
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const
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{
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if( m_status == Unknown || m_status == UntestedLeaf )
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return true;
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std::map<std::string, SectionInfo*>::const_iterator it = m_subSections.begin();
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std::map<std::string, SectionInfo*>::const_iterator itEnd = m_subSections.end();
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for(; it != itEnd; ++it )
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{
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if( it->second->hasUntestedSections() )
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return true;
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}
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return false;
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}
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private:
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Status m_status;
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std::map<std::string, SectionInfo*> m_subSections;
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SectionInfo* m_parent;
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};
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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class RunningTest
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{
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enum RunStatus
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{
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NothingRun,
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EncounteredASection,
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RanAtLeastOneSection,
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RanToCompletionWithSections,
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RanToCompletionWithNoSections
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};
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public:
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///////////////////////////////////////////////////////////////////////
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explicit RunningTest
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(
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const TestCaseInfo* info = NULL
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)
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: m_info( info ),
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m_runStatus( RanAtLeastOneSection ),
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m_currentSection( &m_rootSection )
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{
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}
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///////////////////////////////////////////////////////////////////////
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bool wasSectionSeen
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()
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const
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{
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return m_runStatus == RanAtLeastOneSection ||
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m_runStatus == RanToCompletionWithSections;
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}
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///////////////////////////////////////////////////////////////////////
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void reset
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()
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{
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m_runStatus = NothingRun;
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}
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///////////////////////////////////////////////////////////////////////
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void ranToCompletion
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()
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{
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m_runStatus = m_runStatus == RanAtLeastOneSection ||
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m_runStatus == EncounteredASection
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? RanToCompletionWithSections
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: RanToCompletionWithNoSections;
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}
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///////////////////////////////////////////////////////////////////////
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bool addSection
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(
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const std::string& name
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)
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{
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if( m_runStatus == NothingRun )
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m_runStatus = EncounteredASection;
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SectionInfo* thisSection = m_currentSection->getSubSection( name );
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if( !wasSectionSeen() && thisSection->shouldRun() )
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{
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m_currentSection = thisSection;
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return true;
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}
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return false;
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}
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///////////////////////////////////////////////////////////////////////
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void endSection
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(
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const std::string&
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)
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{
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if( m_currentSection->ran() )
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m_runStatus = RanAtLeastOneSection;
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m_currentSection = m_currentSection->getParent();
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}
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///////////////////////////////////////////////////////////////////////
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const TestCaseInfo& getTestCaseInfo
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()
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const
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{
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return *m_info;
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}
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///////////////////////////////////////////////////////////////////////
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bool hasUntestedSections
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()
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const
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{
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return m_rootSection.hasUntestedSections() ||
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m_runStatus == RanAtLeastOneSection;
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}
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private:
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const TestCaseInfo* m_info;
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RunStatus m_runStatus;
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SectionInfo m_rootSection;
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SectionInfo* m_currentSection;
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};
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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class Runner : public IResultCapture, public IRunner
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{
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Runner( const Runner& );
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void operator =( const Runner& );
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public:
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///////////////////////////////////////////////////////////////////////////
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explicit Runner
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(
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const Config& config
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)
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: m_runningTest( NULL ),
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m_config( config ),
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m_successes( 0 ),
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m_failures( 0 ),
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m_reporter( m_config.getReporter() ),
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m_prevRunner( &Hub::getRunner() ),
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m_prevResultCapture( &Hub::getResultCapture() )
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{
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Hub::setRunner( this );
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Hub::setResultCapture( this );
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m_reporter->StartTesting();
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}
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///////////////////////////////////////////////////////////////////////////
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~Runner
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()
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{
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m_reporter->EndTesting( m_successes, m_failures );
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Hub::setRunner( m_prevRunner );
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Hub::setResultCapture( m_prevResultCapture );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual void runAll
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(
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bool runHiddenTests = false
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)
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{
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std::vector<TestCaseInfo> allTests = Hub::getTestCaseRegistry().getAllTests();
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for( std::size_t i=0; i < allTests.size(); ++i )
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{
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if( runHiddenTests || !allTests[i].isHidden() )
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runTest( allTests[i] );
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}
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}
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///////////////////////////////////////////////////////////////////////////
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virtual std::size_t runMatching
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(
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const std::string& rawTestSpec
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)
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{
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TestSpec testSpec( rawTestSpec );
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std::vector<TestCaseInfo> allTests = Hub::getTestCaseRegistry().getAllTests();
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std::size_t testsRun = 0;
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for( std::size_t i=0; i < allTests.size(); ++i )
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{
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if( testSpec.matches( allTests[i].getName() ) )
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{
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runTest( allTests[i] );
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testsRun++;
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}
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}
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return testsRun;
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}
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///////////////////////////////////////////////////////////////////////////
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void runTest
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(
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const TestCaseInfo& testInfo
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)
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{
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std::size_t prevSuccessCount = m_successes;
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std::size_t prevFailureCount = m_failures;
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std::string redirectedCout;
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std::string redirectedCerr;
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m_reporter->StartTestCase( testInfo );
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m_runningTest = new RunningTest( &testInfo );
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do
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{
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do
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{
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runCurrentTest( redirectedCout, redirectedCerr );
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}
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while( m_runningTest->hasUntestedSections() );
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}
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while( Hub::advanceGeneratorsForCurrentTest() );
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delete m_runningTest;
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m_runningTest = NULL;
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m_reporter->EndTestCase( testInfo, m_successes - prevSuccessCount, m_failures - prevFailureCount, redirectedCout, redirectedCerr );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual std::size_t getSuccessCount
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()
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const
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{
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return m_successes;
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}
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///////////////////////////////////////////////////////////////////////////
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virtual std:: size_t getFailureCount
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()
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const
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{
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return m_failures;
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}
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private: // IResultCapture
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///////////////////////////////////////////////////////////////////////////
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virtual ResultAction::Value acceptResult
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(
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bool result
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)
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{
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return acceptResult( result ? ResultWas::Ok : ResultWas::ExpressionFailed );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual ResultAction::Value acceptResult
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(
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ResultWas::OfType result
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)
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{
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m_currentResult.setResultType( result );
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return actOnCurrentResult();
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}
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///////////////////////////////////////////////////////////////////////////
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virtual ResultAction::Value acceptExpression
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(
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const MutableResultInfo& resultInfo
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)
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{
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m_currentResult = resultInfo;
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return actOnCurrentResult();
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}
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///////////////////////////////////////////////////////////////////////////
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virtual void acceptMessage
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(
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const std::string& msg
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)
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{
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m_currentResult.setMessage( msg );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual void testEnded
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(
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const ResultInfo& result
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)
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{
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if( result.getResultType() == ResultWas::Ok )
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{
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m_successes++;
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}
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else if( !result.ok() )
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{
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m_failures++;
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std::vector<ResultInfo>::const_iterator it = m_info.begin();
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std::vector<ResultInfo>::const_iterator itEnd = m_info.end();
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for(; it != itEnd; ++it )
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m_reporter->Result( *it );
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m_info.clear();
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}
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if( result.getResultType() == ResultWas::Info )
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m_info.push_back( result );
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else
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m_reporter->Result( result );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual bool sectionStarted
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(
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const std::string& name,
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const std::string& description,
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std::size_t& successes,
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std::size_t& failures
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)
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{
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if( !m_runningTest->addSection( name ) )
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return false;
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m_reporter->StartSection( name, description );
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successes = m_successes;
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failures = m_failures;
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return true;
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}
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///////////////////////////////////////////////////////////////////////////
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virtual void sectionEnded
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(
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const std::string& name,
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std::size_t prevSuccesses,
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std::size_t prevFailures
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)
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{
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m_runningTest->endSection( name );
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m_reporter->EndSection( name, m_successes - prevSuccesses, m_failures - prevFailures );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual void pushScopedInfo
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(
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ScopedInfo* scopedInfo
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)
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{
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m_scopedInfos.push_back( scopedInfo );
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}
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///////////////////////////////////////////////////////////////////////////
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virtual void popScopedInfo
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(
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ScopedInfo* scopedInfo
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)
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{
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if( m_scopedInfos.back() == scopedInfo )
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m_scopedInfos.pop_back();
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}
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///////////////////////////////////////////////////////////////////////////
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virtual bool shouldDebugBreak
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()
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const
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{
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return m_config.shouldDebugBreak();
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}
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///////////////////////////////////////////////////////////////////////////
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virtual std::string getCurrentTestName
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()
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const
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{
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return m_runningTest
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? m_runningTest->getTestCaseInfo().getName()
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: "";
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}
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private:
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///////////////////////////////////////////////////////////////////////////
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ResultAction::Value actOnCurrentResult
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()
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{
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testEnded( m_currentResult );
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bool ok = m_currentResult.ok();
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m_currentResult = MutableResultInfo();
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if( ok )
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return ResultAction::None;
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else if( shouldDebugBreak() )
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return ResultAction::DebugFailed;
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else
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return ResultAction::Failed;
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}
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///////////////////////////////////////////////////////////////////////////
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void runCurrentTest
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(
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std::string& redirectedCout,
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std::string& redirectedCerr
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)
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{
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try
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{
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m_runningTest->reset();
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StreamRedirect coutRedir( std::cout, redirectedCout );
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StreamRedirect cerrRedir( std::cerr, redirectedCerr );
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m_runningTest->getTestCaseInfo().invoke();
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m_runningTest->ranToCompletion();
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}
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catch( TestFailureException& )
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{
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// This just means the test was aborted due to failure
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}
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catch( std::exception& ex )
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{
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acceptMessage( ex.what() );
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acceptResult( ResultWas::ThrewException );
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}
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catch( std::string& msg )
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{
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acceptMessage( msg );
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acceptResult( ResultWas::ThrewException );
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}
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catch( const char* msg )
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{
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acceptMessage( msg );
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acceptResult( ResultWas::ThrewException );
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}
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catch(...)
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{
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acceptMessage( "unknown exception" );
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acceptResult( ResultWas::ThrewException );
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}
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m_info.clear();
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}
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private:
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RunningTest* m_runningTest;
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MutableResultInfo m_currentResult;
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const Config& m_config;
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std::size_t m_successes;
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std::size_t m_failures;
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IReporter* m_reporter;
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std::vector<ScopedInfo*> m_scopedInfos;
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std::vector<ResultInfo> m_info;
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IRunner* m_prevRunner;
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IResultCapture* m_prevResultCapture;
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};
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}
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#endif // TWOBLUECUBES_INTERNAL_CATCH_RUNNER_HPP_INCLUDED
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