catch2/include/reporters/catch_reporter_console.hpp

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/*
* Created by Phil on 5/12/2012.
* Copyright 2012 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_REPORTER_CONSOLE_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_REPORTER_CONSOLE_HPP_INCLUDED
#include "catch_reporter_bases.hpp"
#include "../internal/catch_reporter_registrars.hpp"
#include "../internal/catch_console_colour.hpp"
#include <cstring>
namespace Catch {
struct ConsoleReporter : StreamingReporterBase {
ConsoleReporter( ReporterConfig const& _config )
: StreamingReporterBase( _config ),
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m_headerPrinted( false )
{}
virtual ~ConsoleReporter();
static std::string getDescription() {
return "Reports test results as plain lines of text";
}
virtual ReporterPreferences getPreferences() const {
ReporterPreferences prefs;
prefs.shouldRedirectStdOut = false;
return prefs;
}
virtual void noMatchingTestCases( std::string const& spec ) {
stream << "No test cases matched '" << spec << "'" << std::endl;
}
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virtual void assertionStarting( AssertionInfo const& ) {
}
virtual bool assertionEnded( AssertionStats const& _assertionStats ) {
AssertionResult const& result = _assertionStats.assertionResult;
bool printInfoMessages = true;
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// Drop out if result was successful and we're not printing those
if( !m_config->includeSuccessfulResults() && result.isOk() ) {
if( result.getResultType() != ResultWas::Warning )
return false;
printInfoMessages = false;
}
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lazyPrint();
AssertionPrinter printer( stream, _assertionStats, printInfoMessages );
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printer.print();
stream << std::endl;
return true;
}
virtual void sectionStarting( SectionInfo const& _sectionInfo ) {
m_headerPrinted = false;
StreamingReporterBase::sectionStarting( _sectionInfo );
}
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virtual void sectionEnded( SectionStats const& _sectionStats ) {
if( _sectionStats.missingAssertions ) {
lazyPrint();
Colour colour( Colour::ResultError );
if( m_sectionStack.size() > 1 )
stream << "\nNo assertions in section";
else
stream << "\nNo assertions in test case";
stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl;
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}
if( m_headerPrinted ) {
if( m_config->showDurations() == ShowDurations::Always )
stream << "Completed in " << _sectionStats.durationInSeconds << "s" << std::endl;
m_headerPrinted = false;
}
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else {
if( m_config->showDurations() == ShowDurations::Always )
stream << _sectionStats.sectionInfo.name << " completed in " << _sectionStats.durationInSeconds << "s" << std::endl;
}
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StreamingReporterBase::sectionEnded( _sectionStats );
}
virtual void testCaseEnded( TestCaseStats const& _testCaseStats ) {
StreamingReporterBase::testCaseEnded( _testCaseStats );
m_headerPrinted = false;
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}
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virtual void testGroupEnded( TestGroupStats const& _testGroupStats ) {
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if( currentGroupInfo.used ) {
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printSummaryDivider();
stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";
printTotals( _testGroupStats.totals );
stream << "\n" << std::endl;
}
StreamingReporterBase::testGroupEnded( _testGroupStats );
}
virtual void testRunEnded( TestRunStats const& _testRunStats ) {
printTotalsDivider( _testRunStats.totals );
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printTotals( _testRunStats.totals );
stream << std::endl;
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StreamingReporterBase::testRunEnded( _testRunStats );
}
private:
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class AssertionPrinter {
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void operator= ( AssertionPrinter const& );
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public:
AssertionPrinter( std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages )
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: stream( _stream ),
stats( _stats ),
result( _stats.assertionResult ),
colour( Colour::None ),
message( result.getMessage() ),
messages( _stats.infoMessages ),
printInfoMessages( _printInfoMessages )
{
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switch( result.getResultType() ) {
case ResultWas::Ok:
colour = Colour::Success;
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passOrFail = "PASSED";
//if( result.hasMessage() )
if( _stats.infoMessages.size() == 1 )
messageLabel = "with message";
if( _stats.infoMessages.size() > 1 )
messageLabel = "with messages";
break;
case ResultWas::ExpressionFailed:
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if( result.isOk() ) {
colour = Colour::Success;
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passOrFail = "FAILED - but was ok";
}
else {
colour = Colour::Error;
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passOrFail = "FAILED";
}
if( _stats.infoMessages.size() == 1 )
messageLabel = "with message";
if( _stats.infoMessages.size() > 1 )
messageLabel = "with messages";
break;
case ResultWas::ThrewException:
colour = Colour::Error;
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passOrFail = "FAILED";
messageLabel = "due to unexpected exception with message";
break;
case ResultWas::DidntThrowException:
colour = Colour::Error;
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passOrFail = "FAILED";
messageLabel = "because no exception was thrown where one was expected";
break;
case ResultWas::Info:
messageLabel = "info";
break;
case ResultWas::Warning:
messageLabel = "warning";
break;
case ResultWas::ExplicitFailure:
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passOrFail = "FAILED";
colour = Colour::Error;
if( _stats.infoMessages.size() == 1 )
messageLabel = "explicitly with message";
if( _stats.infoMessages.size() > 1 )
messageLabel = "explicitly with messages";
break;
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// These cases are here to prevent compiler warnings
case ResultWas::Unknown:
case ResultWas::FailureBit:
case ResultWas::Exception:
passOrFail = "** internal error **";
colour = Colour::Error;
break;
}
}
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void print() const {
printSourceInfo();
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if( stats.totals.assertions.total() > 0 ) {
if( result.isOk() )
stream << "\n";
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printResultType();
printOriginalExpression();
printReconstructedExpression();
}
else {
stream << "\n";
}
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printMessage();
}
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private:
void printResultType() const {
if( !passOrFail.empty() ) {
Colour colourGuard( colour );
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stream << passOrFail << ":\n";
}
}
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void printOriginalExpression() const {
if( result.hasExpression() ) {
Colour colourGuard( Colour::OriginalExpression );
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stream << " ";
stream << result.getExpressionInMacro();
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stream << "\n";
}
}
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void printReconstructedExpression() const {
if( result.hasExpandedExpression() ) {
stream << "with expansion:\n";
Colour colourGuard( Colour::ReconstructedExpression );
stream << Text( result.getExpandedExpression(), TextAttributes().setIndent(2) ) << "\n";
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}
}
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void printMessage() const {
if( !messageLabel.empty() )
stream << messageLabel << ":" << "\n";
for( std::vector<MessageInfo>::const_iterator it = messages.begin(), itEnd = messages.end();
it != itEnd;
++it ) {
// If this assertion is a warning ignore any INFO messages
if( printInfoMessages || it->type != ResultWas::Info )
stream << Text( it->message, TextAttributes().setIndent(2) ) << "\n";
}
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}
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void printSourceInfo() const {
Colour colourGuard( Colour::FileName );
stream << result.getSourceInfo() << ": ";
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}
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std::ostream& stream;
AssertionStats const& stats;
AssertionResult const& result;
Colour::Code colour;
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std::string passOrFail;
std::string messageLabel;
std::string message;
std::vector<MessageInfo> messages;
bool printInfoMessages;
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};
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void lazyPrint() {
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if( !currentTestRunInfo.used )
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lazyPrintRunInfo();
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if( !currentGroupInfo.used )
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lazyPrintGroupInfo();
if( !m_headerPrinted ) {
printTestCaseAndSectionHeader();
m_headerPrinted = true;
}
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}
void lazyPrintRunInfo() {
stream << "\n" << getLineOfChars<'~'>() << "\n";
Colour colour( Colour::SecondaryText );
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stream << currentTestRunInfo->name
<< " is a Catch v" << libraryVersion.majorVersion << "."
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<< libraryVersion.minorVersion << " b"
<< libraryVersion.buildNumber;
if( libraryVersion.branchName != std::string( "master" ) )
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stream << " (" << libraryVersion.branchName << ")";
stream << " host application.\n"
<< "Run with -? for options\n\n";
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currentTestRunInfo.used = true;
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}
void lazyPrintGroupInfo() {
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if( !currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1 ) {
printClosedHeader( "Group: " + currentGroupInfo->name );
currentGroupInfo.used = true;
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}
}
void printTestCaseAndSectionHeader() {
assert( !m_sectionStack.empty() );
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printOpenHeader( currentTestCaseInfo->name );
if( m_sectionStack.size() > 1 ) {
Colour colourGuard( Colour::Headers );
std::vector<SectionInfo>::const_iterator
it = m_sectionStack.begin()+1, // Skip first section (test case)
itEnd = m_sectionStack.end();
for( ; it != itEnd; ++it )
printHeaderString( it->name, 2 );
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}
SourceLineInfo lineInfo = m_sectionStack.front().lineInfo;
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if( !lineInfo.empty() ){
stream << getLineOfChars<'-'>() << "\n";
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Colour colourGuard( Colour::FileName );
stream << lineInfo << "\n";
}
stream << getLineOfChars<'.'>() << "\n" << std::endl;
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}
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void printClosedHeader( std::string const& _name ) {
printOpenHeader( _name );
stream << getLineOfChars<'.'>() << "\n";
}
void printOpenHeader( std::string const& _name ) {
stream << getLineOfChars<'-'>() << "\n";
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{
Colour colourGuard( Colour::Headers );
printHeaderString( _name );
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}
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}
// if string has a : in first line will set indent to follow it on
// subsequent lines
void printHeaderString( std::string const& _string, std::size_t indent = 0 ) {
std::size_t i = _string.find( ": " );
if( i != std::string::npos )
i+=2;
else
i = 0;
stream << Text( _string, TextAttributes()
.setIndent( indent+i)
.setInitialIndent( indent ) ) << "\n";
}
void printTotals( Totals const& totals ) {
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int cols = 1+static_cast<int>( log10( static_cast<float>( (std::max)( totals.testCases.total(), totals.assertions.total() ) ) ) );
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if( totals.testCases.total() == 0 ) {
stream << Colour( Colour::Warning ) << "No tests ran\n";
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}
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else if( totals.assertions.total() == 0 ) {
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stream << "test cases: ";
printCounts( totals.testCases, cols );
stream << "assertions: ";
stream << Colour( Colour::Warning ) << "- none -\n";
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}
else if( totals.assertions.failed + totals.assertions.failedButOk ) {
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stream << "test cases: ";
printCounts( totals.testCases, cols );
stream << "assertions: ";
printCounts( totals.assertions, cols );
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}
else {
stream << Colour( Colour::ResultSuccess ) << "All tests passed";
stream << " ("
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<< pluralise( totals.assertions.passed, "assertion" ) << " in "
<< pluralise( totals.testCases.passed, "test case" ) << ")"
<< "\n";
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}
}
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void printCounts( Counts const& counts, int cols ) {
stream << Colour( counts.passed > 0 ? Colour::Success : Colour::LightGrey )
<< std::setw( cols ) << counts.passed << " passed";
stream << Colour( Colour::LightGrey ) << " | ";
stream << Colour( counts.failed > 0 ? Colour::ResultError : Colour::LightGrey )
<< std::setw( cols ) << counts.failed << " failed";
if( counts.failedButOk > 0 ) {
stream << Colour( Colour::LightGrey ) << " | ";
stream << Colour( counts.failedButOk > 0 ? Colour::ResultExpectedFailure : Colour::LightGrey )
<< std::setw( cols ) << counts.failedButOk << " failed as expected";
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}
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stream << Colour( Colour::LightGrey ) << " | "
<< "total: " << counts.total() << "\n";
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}
static std::size_t makeRatio( std::size_t number, std::size_t total ) {
std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number/ total : 0;
return ( ratio == 0 && number > 0 ) ? 1 : ratio;
}
static std::size_t& findMax( std::size_t& i, std::size_t& j, std::size_t& k ) {
if( i > j && i > k )
return i;
else if( j > k )
return j;
else
return k;
}
void printTotalsDivider( Totals const& totals ) {
if( totals.testCases.total() > 0 ) {
std::size_t failedRatio = makeRatio( totals.testCases.failed, totals.testCases.total() );
std::size_t failedButOkRatio = makeRatio( totals.testCases.failedButOk, totals.testCases.total() );
std::size_t passedRatio = makeRatio( totals.testCases.passed, totals.testCases.total() );
while( failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH-1 )
findMax( failedRatio, failedButOkRatio, passedRatio )++;
while( failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH-1 )
findMax( failedRatio, failedButOkRatio, passedRatio )--;
stream << Colour( Colour::ResultSuccess ) << std::string( passedRatio, '=' );
stream << Colour( Colour::Error ) << std::string( failedRatio, '=' );
stream << Colour( Colour::ResultExpectedFailure ) << std::string( failedButOkRatio, '=' );
}
else {
stream << Colour( Colour::Warning ) << std::string( CATCH_CONFIG_CONSOLE_WIDTH-1, '=' );
}
stream << "\n";
}
void printSummaryDivider() {
stream << getLineOfChars<'-'>() << "\n";
}
template<char C>
static char const* getLineOfChars() {
static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};
if( !*line ) {
memset( line, C, CATCH_CONFIG_CONSOLE_WIDTH-1 );
line[CATCH_CONFIG_CONSOLE_WIDTH-1] = 0;
}
return line;
}
private:
bool m_headerPrinted;
};
INTERNAL_CATCH_REGISTER_REPORTER( "console", ConsoleReporter )
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_REPORTER_CONSOLE_HPP_INCLUDED