catch2/include/internal/catch_commandline.hpp
Martin Hořeňovský bcaa2f9646 Use char literal instead of string literal with 1 char
In reality, this is a relatively small performance improvement,
especially with the previous improvements removing lots of superfluous
string handling, but still was measurable.
2017-01-29 23:07:15 +01:00

215 lines
7.7 KiB
C++

/*
* Created by Phil on 02/11/2010.
* 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_COMMANDLINE_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_COMMANDLINE_HPP_INCLUDED
#include "catch_config.hpp"
#include "catch_common.h"
#include "catch_clara.h"
#include <fstream>
namespace Catch {
inline void abortAfterFirst( ConfigData& config ) { config.abortAfter = 1; }
inline void abortAfterX( ConfigData& config, int x ) {
if( x < 1 )
throw std::runtime_error( "Value after -x or --abortAfter must be greater than zero" );
config.abortAfter = x;
}
inline void addTestOrTags( ConfigData& config, std::string const& _testSpec ) { config.testsOrTags.push_back( _testSpec ); }
inline void addSectionToRun( ConfigData& config, std::string const& sectionName ) { config.sectionsToRun.push_back( sectionName ); }
inline void addReporterName( ConfigData& config, std::string const& _reporterName ) { config.reporterNames.push_back( _reporterName ); }
inline void addWarning( ConfigData& config, std::string const& _warning ) {
if( _warning == "NoAssertions" )
config.warnings = static_cast<WarnAbout::What>( config.warnings | WarnAbout::NoAssertions );
else
throw std::runtime_error( "Unrecognised warning: '" + _warning + '\'' );
}
inline void setOrder( ConfigData& config, std::string const& order ) {
if( startsWith( "declared", order ) )
config.runOrder = RunTests::InDeclarationOrder;
else if( startsWith( "lexical", order ) )
config.runOrder = RunTests::InLexicographicalOrder;
else if( startsWith( "random", order ) )
config.runOrder = RunTests::InRandomOrder;
else
throw std::runtime_error( "Unrecognised ordering: '" + order + '\'' );
}
inline void setRngSeed( ConfigData& config, std::string const& seed ) {
if( seed == "time" ) {
config.rngSeed = static_cast<unsigned int>( std::time(0) );
}
else {
std::stringstream ss;
ss << seed;
ss >> config.rngSeed;
if( ss.fail() )
throw std::runtime_error( "Argment to --rng-seed should be the word 'time' or a number" );
}
}
inline void setVerbosity( ConfigData& config, int level ) {
// !TBD: accept strings?
config.verbosity = static_cast<Verbosity::Level>( level );
}
inline void setShowDurations( ConfigData& config, bool _showDurations ) {
config.showDurations = _showDurations
? ShowDurations::Always
: ShowDurations::Never;
}
inline void setUseColour( ConfigData& config, std::string const& value ) {
std::string mode = toLower( value );
if( mode == "yes" )
config.useColour = UseColour::Yes;
else if( mode == "no" )
config.useColour = UseColour::No;
else if( mode == "auto" )
config.useColour = UseColour::Auto;
else
throw std::runtime_error( "colour mode must be one of: auto, yes or no" );
}
inline void forceColour( ConfigData& config ) {
config.useColour = UseColour::Yes;
}
inline void loadTestNamesFromFile( ConfigData& config, std::string const& _filename ) {
std::ifstream f( _filename.c_str() );
if( !f.is_open() )
throw std::domain_error( "Unable to load input file: " + _filename );
std::string line;
while( std::getline( f, line ) ) {
line = trim(line);
if( !line.empty() && !startsWith( line, '#' ) ) {
if( !startsWith( line, '"' ) )
line = '"' + line + '"';
addTestOrTags( config, line + ',' );
}
}
}
inline Clara::CommandLine<ConfigData> makeCommandLineParser() {
using namespace Clara;
CommandLine<ConfigData> cli;
cli.bindProcessName( &ConfigData::processName );
cli["-?"]["-h"]["--help"]
.describe( "display usage information" )
.bind( &ConfigData::showHelp );
cli["-l"]["--list-tests"]
.describe( "list all/matching test cases" )
.bind( &ConfigData::listTests );
cli["-t"]["--list-tags"]
.describe( "list all/matching tags" )
.bind( &ConfigData::listTags );
cli["-s"]["--success"]
.describe( "include successful tests in output" )
.bind( &ConfigData::showSuccessfulTests );
cli["-b"]["--break"]
.describe( "break into debugger on failure" )
.bind( &ConfigData::shouldDebugBreak );
cli["-e"]["--nothrow"]
.describe( "skip exception tests" )
.bind( &ConfigData::noThrow );
cli["-i"]["--invisibles"]
.describe( "show invisibles (tabs, newlines)" )
.bind( &ConfigData::showInvisibles );
cli["-o"]["--out"]
.describe( "output filename" )
.bind( &ConfigData::outputFilename, "filename" );
cli["-r"]["--reporter"]
// .placeholder( "name[:filename]" )
.describe( "reporter to use (defaults to console)" )
.bind( &addReporterName, "name" );
cli["-n"]["--name"]
.describe( "suite name" )
.bind( &ConfigData::name, "name" );
cli["-a"]["--abort"]
.describe( "abort at first failure" )
.bind( &abortAfterFirst );
cli["-x"]["--abortx"]
.describe( "abort after x failures" )
.bind( &abortAfterX, "no. failures" );
cli["-w"]["--warn"]
.describe( "enable warnings" )
.bind( &addWarning, "warning name" );
// - needs updating if reinstated
// cli.into( &setVerbosity )
// .describe( "level of verbosity (0=no output)" )
// .shortOpt( "v")
// .longOpt( "verbosity" )
// .placeholder( "level" );
cli[_]
.describe( "which test or tests to use" )
.bind( &addTestOrTags, "test name, pattern or tags" );
cli["-d"]["--durations"]
.describe( "show test durations" )
.bind( &setShowDurations, "yes|no" );
cli["-f"]["--input-file"]
.describe( "load test names to run from a file" )
.bind( &loadTestNamesFromFile, "filename" );
cli["-#"]["--filenames-as-tags"]
.describe( "adds a tag for the filename" )
.bind( &ConfigData::filenamesAsTags );
cli["-c"]["--section"]
.describe( "specify section to run" )
.bind( &addSectionToRun, "section name" );
// Less common commands which don't have a short form
cli["--list-test-names-only"]
.describe( "list all/matching test cases names only" )
.bind( &ConfigData::listTestNamesOnly );
cli["--list-reporters"]
.describe( "list all reporters" )
.bind( &ConfigData::listReporters );
cli["--order"]
.describe( "test case order (defaults to decl)" )
.bind( &setOrder, "decl|lex|rand" );
cli["--rng-seed"]
.describe( "set a specific seed for random numbers" )
.bind( &setRngSeed, "'time'|number" );
cli["--force-colour"]
.describe( "force colourised output (deprecated)" )
.bind( &forceColour );
cli["--use-colour"]
.describe( "should output be colourised" )
.bind( &setUseColour, "yes|no" );
return cli;
}
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_COMMANDLINE_HPP_INCLUDED