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https://github.com/catchorg/Catch2.git
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360 lines
13 KiB
C++
360 lines
13 KiB
C++
/*
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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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#ifndef TWOBLUECUBES_CATCH_RUNNER_IMPL_HPP_INCLUDED
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#define TWOBLUECUBES_CATCH_RUNNER_IMPL_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_interfaces_exception.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.h"
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#include "catch_capture.hpp"
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#include "catch_totals.hpp"
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#include "catch_test_spec.hpp"
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#include "catch_test_case_tracker.hpp"
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#include "catch_timer.h"
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#include "catch_result_builder.h"
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#include "catch_fatal_condition.hpp"
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#include <set>
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#include <string>
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namespace Catch {
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class StreamRedirect {
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public:
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StreamRedirect( std::ostream& stream, std::string& targetString )
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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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~StreamRedirect() {
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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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class RunContext : public IResultCapture, public IRunner {
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RunContext( RunContext const& );
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void operator =( RunContext const& );
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public:
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explicit RunContext( Ptr<IConfig const> const& _config, Ptr<IStreamingReporter> const& reporter )
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: m_runInfo( _config->name() ),
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m_context( getCurrentMutableContext() ),
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m_activeTestCase( CATCH_NULL ),
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m_config( _config ),
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m_reporter( reporter )
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{
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m_context.setRunner( this );
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m_context.setConfig( m_config );
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m_context.setResultCapture( this );
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m_reporter->testRunStarting( m_runInfo );
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}
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virtual ~RunContext() {
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m_reporter->testRunEnded( TestRunStats( m_runInfo, m_totals, aborting() ) );
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}
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void testGroupStarting( std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount ) {
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m_reporter->testGroupStarting( GroupInfo( testSpec, groupIndex, groupsCount ) );
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}
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void testGroupEnded( std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount ) {
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m_reporter->testGroupEnded( TestGroupStats( GroupInfo( testSpec, groupIndex, groupsCount ), totals, aborting() ) );
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}
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Totals runTest( TestCase const& testCase ) {
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Totals prevTotals = m_totals;
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std::string redirectedCout;
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std::string redirectedCerr;
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TestCaseInfo testInfo = testCase.getTestCaseInfo();
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m_reporter->testCaseStarting( testInfo );
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m_activeTestCase = &testCase;
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do {
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m_trackerContext.startRun();
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do {
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m_trackerContext.startCycle();
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m_testCaseTracker = &SectionTracker::acquire( m_trackerContext, testInfo.name );
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runCurrentTest( redirectedCout, redirectedCerr );
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}
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while( !m_testCaseTracker->isSuccessfullyCompleted() && !aborting() );
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}
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// !TBD: deprecated - this will be replaced by indexed trackers
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while( getCurrentContext().advanceGeneratorsForCurrentTest() && !aborting() );
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Totals deltaTotals = m_totals.delta( prevTotals );
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m_totals.testCases += deltaTotals.testCases;
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m_reporter->testCaseEnded( TestCaseStats( testInfo,
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deltaTotals,
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redirectedCout,
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redirectedCerr,
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aborting() ) );
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m_activeTestCase = CATCH_NULL;
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m_testCaseTracker = CATCH_NULL;
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return deltaTotals;
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}
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Ptr<IConfig const> config() const {
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return m_config;
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}
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private: // IResultCapture
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virtual void assertionEnded( AssertionResult const& result ) {
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if( result.getResultType() == ResultWas::Ok ) {
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m_totals.assertions.passed++;
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}
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else if( !result.isOk() ) {
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m_totals.assertions.failed++;
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}
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if( m_reporter->assertionEnded( AssertionStats( result, m_messages, m_totals ) ) )
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m_messages.clear();
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// Reset working state
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m_lastAssertionInfo = AssertionInfo( "", m_lastAssertionInfo.lineInfo, "{Unknown expression after the reported line}" , m_lastAssertionInfo.resultDisposition );
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m_lastResult = result;
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}
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virtual bool sectionStarted (
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SectionInfo const& sectionInfo,
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Counts& assertions
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)
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{
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std::ostringstream oss;
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oss << sectionInfo.name << "@" << sectionInfo.lineInfo;
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ITracker& sectionTracker = SectionTracker::acquire( m_trackerContext, oss.str() );
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if( !sectionTracker.isOpen() )
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return false;
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m_activeSections.push_back( §ionTracker );
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m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;
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m_reporter->sectionStarting( sectionInfo );
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assertions = m_totals.assertions;
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return true;
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}
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bool testForMissingAssertions( Counts& assertions ) {
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if( assertions.total() != 0 )
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return false;
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if( !m_config->warnAboutMissingAssertions() )
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return false;
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if( m_trackerContext.currentTracker().hasChildren() )
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return false;
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m_totals.assertions.failed++;
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assertions.failed++;
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return true;
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}
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virtual void sectionEnded( SectionEndInfo const& endInfo ) {
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Counts assertions = m_totals.assertions - endInfo.prevAssertions;
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bool missingAssertions = testForMissingAssertions( assertions );
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if( !m_activeSections.empty() ) {
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m_activeSections.back()->close();
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m_activeSections.pop_back();
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}
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m_reporter->sectionEnded( SectionStats( endInfo.sectionInfo, assertions, endInfo.durationInSeconds, missingAssertions ) );
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m_messages.clear();
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}
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virtual void sectionEndedEarly( SectionEndInfo const& endInfo ) {
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if( m_unfinishedSections.empty() )
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m_activeSections.back()->fail();
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else
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m_activeSections.back()->close();
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m_activeSections.pop_back();
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m_unfinishedSections.push_back( endInfo );
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}
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virtual void pushScopedMessage( MessageInfo const& message ) {
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m_messages.push_back( message );
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}
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virtual void popScopedMessage( MessageInfo const& message ) {
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m_messages.erase( std::remove( m_messages.begin(), m_messages.end(), message ), m_messages.end() );
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}
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virtual std::string getCurrentTestName() const {
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return m_activeTestCase
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? m_activeTestCase->getTestCaseInfo().name
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: "";
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}
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virtual const AssertionResult* getLastResult() const {
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return &m_lastResult;
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}
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virtual void handleFatalErrorCondition( std::string const& message ) {
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ResultBuilder resultBuilder = makeUnexpectedResultBuilder();
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resultBuilder.setResultType( ResultWas::FatalErrorCondition );
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resultBuilder << message;
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resultBuilder.captureExpression();
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handleUnfinishedSections();
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// Recreate section for test case (as we will lose the one that was in scope)
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TestCaseInfo const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
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SectionInfo testCaseSection( testCaseInfo.lineInfo, testCaseInfo.name, testCaseInfo.description );
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Counts assertions;
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assertions.failed = 1;
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SectionStats testCaseSectionStats( testCaseSection, assertions, 0, false );
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m_reporter->sectionEnded( testCaseSectionStats );
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TestCaseInfo testInfo = m_activeTestCase->getTestCaseInfo();
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Totals deltaTotals;
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deltaTotals.testCases.failed = 1;
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m_reporter->testCaseEnded( TestCaseStats( testInfo,
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deltaTotals,
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"",
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"",
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false ) );
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m_totals.testCases.failed++;
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testGroupEnded( "", m_totals, 1, 1 );
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m_reporter->testRunEnded( TestRunStats( m_runInfo, m_totals, false ) );
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}
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public:
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// !TBD We need to do this another way!
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bool aborting() const {
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return m_totals.assertions.failed == static_cast<std::size_t>( m_config->abortAfter() );
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}
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private:
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void runCurrentTest( std::string& redirectedCout, std::string& redirectedCerr ) {
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TestCaseInfo const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
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SectionInfo testCaseSection( testCaseInfo.lineInfo, testCaseInfo.name, testCaseInfo.description );
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m_reporter->sectionStarting( testCaseSection );
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Counts prevAssertions = m_totals.assertions;
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double duration = 0;
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try {
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m_lastAssertionInfo = AssertionInfo( "TEST_CASE", testCaseInfo.lineInfo, "", ResultDisposition::Normal );
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seedRng( *m_config );
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Timer timer;
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timer.start();
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if( m_reporter->getPreferences().shouldRedirectStdOut ) {
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StreamRedirect coutRedir( Catch::cout(), redirectedCout );
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StreamRedirect cerrRedir( Catch::cerr(), redirectedCerr );
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invokeActiveTestCase();
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}
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else {
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invokeActiveTestCase();
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}
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duration = timer.getElapsedSeconds();
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}
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catch( TestFailureException& ) {
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// This just means the test was aborted due to failure
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}
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catch(...) {
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makeUnexpectedResultBuilder().useActiveException();
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}
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m_testCaseTracker->close();
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handleUnfinishedSections();
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m_messages.clear();
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Counts assertions = m_totals.assertions - prevAssertions;
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bool missingAssertions = testForMissingAssertions( assertions );
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if( testCaseInfo.okToFail() ) {
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std::swap( assertions.failedButOk, assertions.failed );
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m_totals.assertions.failed -= assertions.failedButOk;
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m_totals.assertions.failedButOk += assertions.failedButOk;
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}
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SectionStats testCaseSectionStats( testCaseSection, assertions, duration, missingAssertions );
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m_reporter->sectionEnded( testCaseSectionStats );
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}
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void invokeActiveTestCase() {
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FatalConditionHandler fatalConditionHandler; // Handle signals
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m_activeTestCase->invoke();
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fatalConditionHandler.reset();
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}
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private:
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ResultBuilder makeUnexpectedResultBuilder() const {
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return ResultBuilder( m_lastAssertionInfo.macroName.c_str(),
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m_lastAssertionInfo.lineInfo,
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m_lastAssertionInfo.capturedExpression.c_str(),
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m_lastAssertionInfo.resultDisposition );
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}
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void handleUnfinishedSections() {
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// If sections ended prematurely due to an exception we stored their
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// infos here so we can tear them down outside the unwind process.
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for( std::vector<SectionEndInfo>::const_reverse_iterator it = m_unfinishedSections.rbegin(),
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itEnd = m_unfinishedSections.rend();
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it != itEnd;
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++it )
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sectionEnded( *it );
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m_unfinishedSections.clear();
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}
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TestRunInfo m_runInfo;
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IMutableContext& m_context;
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TestCase const* m_activeTestCase;
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ITracker* m_testCaseTracker;
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ITracker* m_currentSectionTracker;
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AssertionResult m_lastResult;
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Ptr<IConfig const> m_config;
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Totals m_totals;
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Ptr<IStreamingReporter> m_reporter;
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std::vector<MessageInfo> m_messages;
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AssertionInfo m_lastAssertionInfo;
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std::vector<SectionEndInfo> m_unfinishedSections;
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std::vector<ITracker*> m_activeSections;
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TrackerContext m_trackerContext;
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};
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IResultCapture& getResultCapture() {
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if( IResultCapture* capture = getCurrentContext().getResultCapture() )
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return *capture;
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else
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throw std::logic_error( "No result capture instance" );
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}
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} // end namespace Catch
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#endif // TWOBLUECUBES_CATCH_RUNNER_IMPL_HPP_INCLUDED
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