catch2/include/catch_session.hpp

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7.7 KiB
C++

/*
* Created by Phil on 31/10/2010.
* Copyright 2010 Two Blue Cubes Ltd. All rights reserved.
*
* 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)
*/
#ifndef TWOBLUECUBES_CATCH_RUNNER_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_RUNNER_HPP_INCLUDED
#include "internal/catch_commandline.hpp"
#include "internal/catch_list.hpp"
#include "internal/catch_run_context.hpp"
#include "internal/catch_test_spec.hpp"
#include "internal/catch_version.h"
#include "internal/catch_text.h"
#include <fstream>
#include <stdlib.h>
#include <limits>
namespace Catch {
Ptr<IStreamingReporter> createReporter( std::string const& reporterName, Ptr<Config> const& config ) {
Ptr<IStreamingReporter> reporter = getRegistryHub().getReporterRegistry().create( reporterName, config.get() );
if( !reporter ) {
std::ostringstream oss;
oss << "No reporter registered with name: '" << reporterName << "'";
throw std::domain_error( oss.str() );
}
return reporter;
}
Ptr<IStreamingReporter> makeReporter( Ptr<Config> const& config ) {
std::vector<std::string> reporters = config->getReporterNames();
if( reporters.empty() )
reporters.push_back( "console" );
Ptr<IStreamingReporter> reporter;
for( std::vector<std::string>::const_iterator it = reporters.begin(), itEnd = reporters.end();
it != itEnd;
++it )
reporter = addReporter( reporter, createReporter( *it, config ) );
return reporter;
}
Ptr<IStreamingReporter> addListeners( Ptr<IConfig const> const& config, Ptr<IStreamingReporter> reporters ) {
IReporterRegistry::Listeners listeners = getRegistryHub().getReporterRegistry().getListeners();
for( IReporterRegistry::Listeners::const_iterator it = listeners.begin(), itEnd = listeners.end();
it != itEnd;
++it )
reporters = addReporter(reporters, (*it)->create( ReporterConfig( config ) ) );
return reporters;
}
Totals runTests( Ptr<Config> const& config ) {
Ptr<IConfig const> iconfig = config.get();
Ptr<IStreamingReporter> reporter = makeReporter( config );
reporter = addListeners( iconfig, reporter );
RunContext context( iconfig, reporter );
Totals totals;
context.testGroupStarting( config->name(), 1, 1 );
TestSpec testSpec = config->testSpec();
if( !testSpec.hasFilters() )
testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "~[.]" ).testSpec(); // All not hidden tests
std::vector<TestCase> const& allTestCases = getAllTestCasesSorted( *iconfig );
for( std::vector<TestCase>::const_iterator it = allTestCases.begin(), itEnd = allTestCases.end();
it != itEnd;
++it ) {
if( !context.aborting() && matchTest( *it, testSpec, *iconfig ) )
totals += context.runTest( *it );
else
reporter->skipTest( *it );
}
context.testGroupEnded( iconfig->name(), totals, 1, 1 );
return totals;
}
void applyFilenamesAsTags( IConfig const& config ) {
std::vector<TestCase> const& tests = getAllTestCasesSorted( config );
for(std::size_t i = 0; i < tests.size(); ++i ) {
TestCase& test = const_cast<TestCase&>( tests[i] );
std::set<std::string> tags = test.tags;
std::string filename = test.lineInfo.file;
std::string::size_type lastSlash = filename.find_last_of( "\\/" );
if( lastSlash != std::string::npos )
filename = filename.substr( lastSlash+1 );
std::string::size_type lastDot = filename.find_last_of( "." );
if( lastDot != std::string::npos )
filename = filename.substr( 0, lastDot );
tags.insert( "#" + filename );
setTags( test, tags );
}
}
class Session : NonCopyable {
static bool alreadyInstantiated;
public:
struct OnUnusedOptions { enum DoWhat { Ignore, Fail }; };
Session()
: m_cli( makeCommandLineParser() ) {
if( alreadyInstantiated ) {
std::string msg = "Only one instance of Catch::Session can ever be used";
Catch::cerr() << msg << std::endl;
throw std::logic_error( msg );
}
alreadyInstantiated = true;
}
~Session() {
Catch::cleanUp();
}
void showHelp( std::string const& processName ) {
Catch::cout() << "\nCatch v" << libraryVersion() << "\n";
m_cli.usage( Catch::cout(), processName );
Catch::cout() << "For more detail usage please see the project docs\n" << std::endl;
}
int applyCommandLine( int argc, char const* const* const argv, OnUnusedOptions::DoWhat unusedOptionBehaviour = OnUnusedOptions::Fail ) {
try {
m_cli.setThrowOnUnrecognisedTokens( unusedOptionBehaviour == OnUnusedOptions::Fail );
m_unusedTokens = m_cli.parseInto( Clara::argsToVector( argc, argv ), m_configData );
if( m_configData.showHelp )
showHelp( m_configData.processName );
m_config.reset();
}
catch( std::exception& ex ) {
{
Colour colourGuard( Colour::Red );
Catch::cerr()
<< "\nError(s) in input:\n"
<< Text( ex.what(), TextAttributes().setIndent(2) )
<< "\n\n";
}
m_cli.usage( Catch::cout(), m_configData.processName );
return (std::numeric_limits<int>::max)();
}
return 0;
}
void useConfigData( ConfigData const& _configData ) {
m_configData = _configData;
m_config.reset();
}
int run( int argc, char const* const* const argv ) {
int returnCode = applyCommandLine( argc, argv );
if( returnCode == 0 )
returnCode = run();
return returnCode;
}
int run() {
if( m_configData.showHelp )
return 0;
try
{
config(); // Force config to be constructed
seedRng( *m_config );
if( m_configData.filenamesAsTags )
applyFilenamesAsTags( *m_config );
// Handle list request
if( Option<std::size_t> listed = list( config() ) )
return static_cast<int>( *listed );
return static_cast<int>( runTests( m_config ).assertions.failed );
}
catch( std::exception& ex ) {
Catch::cerr() << ex.what() << std::endl;
return (std::numeric_limits<int>::max)();
}
}
Clara::CommandLine<ConfigData> const& cli() const {
return m_cli;
}
std::vector<Clara::Parser::Token> const& unusedTokens() const {
return m_unusedTokens;
}
ConfigData& configData() {
return m_configData;
}
Config& config() {
if( !m_config )
m_config = new Config( m_configData );
return *m_config;
}
private:
Clara::CommandLine<ConfigData> m_cli;
std::vector<Clara::Parser::Token> m_unusedTokens;
ConfigData m_configData;
Ptr<Config> m_config;
};
bool Session::alreadyInstantiated = false;
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_RUNNER_HPP_INCLUDED