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Use char literal instead of string literal with 1 char

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In reality, this is a relatively small performance improvement,
especially with the previous improvements removing lots of superfluous
string handling, but still was measurable.
This commit is contained in:
Martin Hořeňovský 2017-01-29 23:07:15 +01:00
parent efab3ca8b2
commit bcaa2f9646
13 changed files with 72 additions and 72 deletions
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2
include/internal/catch_assertionresult.hpp
View File

@ -56,7 +56,7 @@ namespace Catch {
std::string AssertionResult::getExpression() const {
if( isFalseTest( m_info.resultDisposition ) )
return "!" + m_info.capturedExpression;
return '!' + m_info.capturedExpression;
else
return m_info.capturedExpression;
}

6
include/internal/catch_commandline.hpp
View File

@ -30,7 +30,7 @@ namespace Catch {
if( _warning == "NoAssertions" )
config.warnings = static_cast<WarnAbout::What>( config.warnings | WarnAbout::NoAssertions );
else
throw std::runtime_error( "Unrecognised warning: '" + _warning + "'" );
throw std::runtime_error( "Unrecognised warning: '" + _warning + '\'' );
}
inline void setOrder( ConfigData& config, std::string const& order ) {
if( startsWith( "declared", order ) )
@ -40,7 +40,7 @@ namespace Catch {
else if( startsWith( "random", order ) )
config.runOrder = RunTests::InRandomOrder;
else
throw std::runtime_error( "Unrecognised ordering: '" + order + "'" );
throw std::runtime_error( "Unrecognised ordering: '" + order + '\'' );
}
inline void setRngSeed( ConfigData& config, std::string const& seed ) {
if( seed == "time" ) {
@ -88,7 +88,7 @@ namespace Catch {
line = trim(line);
if( !line.empty() && !startsWith( line, '#' ) ) {
if( !startsWith( line, '"' ) )
line = "\"" + line + "\"";
line = '"' + line + '"';
addTestOrTags( config, line + ',' );
}
}

6
include/internal/catch_common.hpp
View File

@ -71,9 +71,9 @@ namespace Catch {
{}
std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ) {
os << pluraliser.m_count << " " << pluraliser.m_label;
os << pluraliser.m_count << ' ' << pluraliser.m_label;
if( pluraliser.m_count != 1 )
os << "s";
os << 's';
return os;
}
@ -111,7 +111,7 @@ namespace Catch {
void throwLogicError( std::string const& message, SourceLineInfo const& locationInfo ) {
std::ostringstream oss;
oss << locationInfo << ": Internal Catch error: '" << message << "'";
oss << locationInfo << ": Internal Catch error: '" << message << '\'';
if( alwaysTrue() )
throw std::logic_error( oss.str() );
}

10
include/internal/catch_list.hpp
View File

@ -69,7 +69,7 @@ namespace Catch {
matchedTests++;
TestCaseInfo const& testCaseInfo = it->getTestCaseInfo();
if( startsWith( testCaseInfo.name, '#' ) )
Catch::cout() << "\"" << testCaseInfo.name << "\"" << std::endl;
Catch::cout() << '"' << testCaseInfo.name << '"' << std::endl;
else
Catch::cout() << testCaseInfo.name << std::endl;
}
@ -132,9 +132,9 @@ namespace Catch {
.setInitialIndent( 0 )
.setIndent( oss.str().size() )
.setWidth( CATCH_CONFIG_CONSOLE_WIDTH-10 ) );
Catch::cout() << oss.str() << wrapper << "\n";
Catch::cout() << oss.str() << wrapper << '\n';
}
Catch::cout() << pluralise( tagCounts.size(), "tag" ) << "\n" << std::endl;
Catch::cout() << pluralise( tagCounts.size(), "tag" ) << '\n' << std::endl;
return tagCounts.size();
}
@ -153,9 +153,9 @@ namespace Catch {
.setWidth( CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen-8 ) );
Catch::cout() << " "
<< it->first
<< ":"
<< ':'
<< std::string( maxNameLen - it->first.size() + 2, ' ' )
<< wrapper << "\n";
<< wrapper << '\n';
}
Catch::cout() << std::endl;
return factories.size();

8
include/internal/catch_matchers.hpp
View File

@ -202,7 +202,7 @@ namespace Matchers {
return m_data.m_str == m_data.adjustString( expr );;
}
virtual std::string toString() const {
return "equals: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
return "equals: \"" + m_data.m_str + '"' + m_data.toStringSuffix();
}
CasedString m_data;
@ -219,7 +219,7 @@ namespace Matchers {
return m_data.adjustString( expr ).find( m_data.m_str ) != std::string::npos;
}
virtual std::string toString() const {
return "contains: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
return "contains: \"" + m_data.m_str + '"' + m_data.toStringSuffix();
}
CasedString m_data;
@ -237,7 +237,7 @@ namespace Matchers {
return startsWith( m_data.adjustString( expr ), m_data.m_str );
}
virtual std::string toString() const {
return "starts with: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
return "starts with: \"" + m_data.m_str + '"' + m_data.toStringSuffix();
}
CasedString m_data;
@ -254,7 +254,7 @@ namespace Matchers {
return endsWith( m_data.adjustString( expr ), m_data.m_str );
}
virtual std::string toString() const {
return "ends with: \"" + m_data.m_str + "\"" + m_data.toStringSuffix();
return "ends with: \"" + m_data.m_str + '"' + m_data.toStringSuffix();
}
CasedString m_data;

2
include/internal/catch_stream.hpp
View File

@ -61,7 +61,7 @@ namespace Catch {
m_ofs.open( filename.c_str() );
if( m_ofs.fail() ) {
std::ostringstream oss;
oss << "Unable to open file: '" << filename << "'";
oss << "Unable to open file: '" << filename << '\'';
throw std::domain_error( oss.str() );
}
}

2
include/internal/catch_test_case_info.hpp
View File

@ -102,7 +102,7 @@ namespace Catch {
std::ostringstream oss;
for( std::set<std::string>::const_iterator it = tags.begin(), itEnd = tags.end(); it != itEnd; ++it ) {
oss << "[" << *it << "]";
oss << '[' << *it << ']';
std::string lcaseTag = toLower( *it );
testCaseInfo.properties = static_cast<TestCaseInfo::SpecialProperties>( testCaseInfo.properties | parseSpecialTag( lcaseTag ) );
testCaseInfo.lcaseTags.insert( lcaseTag );

4
include/internal/catch_tostring.hpp
View File

@ -69,7 +69,7 @@ std::string toString( std::string const& value ) {
}
}
}
return "\"" + s + "\"";
return '"' + s + '"';
}
std::string toString( std::wstring const& value ) {
@ -138,7 +138,7 @@ std::string toString( const double value ) {
return fpToString( value, 10 );
}
std::string toString( const float value ) {
return fpToString( value, 5 ) + "f";
return fpToString( value, 5 ) + 'f';
}
std::string toString( bool value ) {

8
include/internal/catch_version.hpp
View File

@ -26,13 +26,13 @@ namespace Catch {
{}
std::ostream& operator << ( std::ostream& os, Version const& version ) {
os << version.majorVersion << "."
<< version.minorVersion << "."
os << version.majorVersion << '.'
<< version.minorVersion << '.'
<< version.patchNumber;
if( !version.branchName.empty() ) {
os << "-" << version.branchName
<< "." << version.buildNumber;
os << '-' << version.branchName
<< '.' << version.buildNumber;
}
return os;
}

8
include/internal/catch_xmlwriter.hpp
View File

@ -136,7 +136,7 @@ namespace Catch {
XmlWriter& startElement( std::string const& name ) {
ensureTagClosed();
newlineIfNecessary();
stream() << m_indent << "<" << name;
stream() << m_indent << '<' << name;
m_tags.push_back( name );
m_indent += " ";
m_tagIsOpen = true;
@ -165,12 +165,12 @@ namespace Catch {
XmlWriter& writeAttribute( std::string const& name, std::string const& attribute ) {
if( !name.empty() && !attribute.empty() )
stream() << " " << name << "=\"" << XmlEncode( attribute, XmlEncode::ForAttributes ) << "\"";
stream() << ' ' << name << "=\"" << XmlEncode( attribute, XmlEncode::ForAttributes ) << '"';
return *this;
}
XmlWriter& writeAttribute( std::string const& name, bool attribute ) {
stream() << " " << name << "=\"" << ( attribute ? "true" : "false" ) << "\"";
stream() << ' ' << name << "=\"" << ( attribute ? "true" : "false" ) << '"';
return *this;
}
@ -227,7 +227,7 @@ namespace Catch {
void newlineIfNecessary() {
if( m_needsNewline ) {
stream() << "\n";
stream() << '\n';
m_needsNewline = false;
}
}

32
include/reporters/catch_reporter_compact.hpp
View File

@ -34,7 +34,7 @@ namespace Catch {
}
virtual void noMatchingTestCases( std::string const& spec ) {
stream << "No test cases matched '" << spec << "'" << std::endl;
stream << "No test cases matched '" << spec << '\'' << std::endl;
}
virtual void assertionStarting( AssertionInfo const& ) {
@ -61,7 +61,7 @@ namespace Catch {
virtual void testRunEnded( TestRunStats const& _testRunStats ) {
printTotals( _testRunStats.totals );
stream << "\n" << std::endl;
stream << '\n' << std::endl;
StreamingReporterBase::testRunEnded( _testRunStats );
}
@ -161,26 +161,26 @@ namespace Catch {
void printSourceInfo() const {
Colour colourGuard( Colour::FileName );
stream << result.getSourceInfo() << ":";
stream << result.getSourceInfo() << ':';
}
void printResultType( Colour::Code colour, std::string passOrFail ) const {
if( !passOrFail.empty() ) {
{
Colour colourGuard( colour );
stream << " " << passOrFail;
stream << ' ' << passOrFail;
}
stream << ":";
stream << ':';
}
}
void printIssue( std::string issue ) const {
stream << " " << issue;
stream << ' ' << issue;
}
void printExpressionWas() {
if( result.hasExpression() ) {
stream << ";";
stream << ';';
{
Colour colour( dimColour() );
stream << " expression was:";
@ -191,7 +191,7 @@ namespace Catch {
void printOriginalExpression() const {
if( result.hasExpression() ) {
stream << " " << result.getExpression();
stream << ' ' << result.getExpression();
}
}
@ -207,7 +207,7 @@ namespace Catch {
void printMessage() {
if ( itMessage != messages.end() ) {
stream << " '" << itMessage->message << "'";
stream << " '" << itMessage->message << '\'';
++itMessage;
}
}
@ -222,13 +222,13 @@ namespace Catch {
{
Colour colourGuard( colour );
stream << " with " << pluralise( N, "message" ) << ":";
stream << " with " << pluralise( N, "message" ) << ':';
}
for(; itMessage != itEnd; ) {
// If this assertion is a warning ignore any INFO messages
if( printInfoMessages || itMessage->type != ResultWas::Info ) {
stream << " '" << itMessage->message << "'";
stream << " '" << itMessage->message << '\'';
if ( ++itMessage != itEnd ) {
Colour colourGuard( dimColour() );
stream << " and";
@ -254,7 +254,7 @@ namespace Catch {
// - green: Passed [both/all] N tests cases with M assertions.
std::string bothOrAll( std::size_t count ) const {
return count == 1 ? "" : count == 2 ? "both " : "all " ;
return count == 1 ? std::string() : count == 2 ? "both " : "all " ;
}
void printTotals( const Totals& totals ) const {
@ -265,12 +265,12 @@ namespace Catch {
Colour colour( Colour::ResultError );
const std::string qualify_assertions_failed =
totals.assertions.failed == totals.assertions.total() ?
bothOrAll( totals.assertions.failed ) : "";
bothOrAll( totals.assertions.failed ) : std::string();
stream <<
"Failed " << bothOrAll( totals.testCases.failed )
<< pluralise( totals.testCases.failed, "test case" ) << ", "
"failed " << qualify_assertions_failed <<
pluralise( totals.assertions.failed, "assertion" ) << ".";
pluralise( totals.assertions.failed, "assertion" ) << '.';
}
else if( totals.assertions.total() == 0 ) {
stream <<
@ -282,14 +282,14 @@ namespace Catch {
Colour colour( Colour::ResultError );
stream <<
"Failed " << pluralise( totals.testCases.failed, "test case" ) << ", "
"failed " << pluralise( totals.assertions.failed, "assertion" ) << ".";
"failed " << pluralise( totals.assertions.failed, "assertion" ) << '.';
}
else {
Colour colour( Colour::ResultSuccess );
stream <<
"Passed " << bothOrAll( totals.testCases.passed )
<< pluralise( totals.testCases.passed, "test case" ) <<
" with " << pluralise( totals.assertions.passed, "assertion" ) << ".";
" with " << pluralise( totals.assertions.passed, "assertion" ) << '.';
}
}
};

50
include/reporters/catch_reporter_console.hpp
View File

@ -27,7 +27,7 @@ namespace Catch {
}
virtual void noMatchingTestCases( std::string const& spec ) CATCH_OVERRIDE {
stream << "No test cases matched '" << spec << "'" << std::endl;
stream << "No test cases matched '" << spec << '\'' << std::endl;
}
virtual void assertionStarting( AssertionInfo const& ) CATCH_OVERRIDE {
@ -69,12 +69,12 @@ namespace Catch {
}
if( m_headerPrinted ) {
if( m_config->showDurations() == ShowDurations::Always )
stream << "Completed in " << _sectionStats.durationInSeconds << "s" << std::endl;
stream << "Completed in " << _sectionStats.durationInSeconds << 's' << std::endl;
m_headerPrinted = false;
}
else {
if( m_config->showDurations() == ShowDurations::Always )
stream << _sectionStats.sectionInfo.name << " completed in " << _sectionStats.durationInSeconds << "s" << std::endl;
stream << _sectionStats.sectionInfo.name << " completed in " << _sectionStats.durationInSeconds << 's' << std::endl;
}
StreamingReporterBase::sectionEnded( _sectionStats );
}
@ -88,7 +88,7 @@ namespace Catch {
printSummaryDivider();
stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";
printTotals( _testGroupStats.totals );
stream << "\n" << std::endl;
stream << '\n' << std::endl;
}
StreamingReporterBase::testGroupEnded( _testGroupStats );
}
@ -180,13 +180,13 @@ namespace Catch {
printSourceInfo();
if( stats.totals.assertions.total() > 0 ) {
if( result.isOk() )
stream << "\n";
stream << '\n';
printResultType();
printOriginalExpression();
printReconstructedExpression();
}
else {
stream << "\n";
stream << '\n';
}
printMessage();
}
@ -203,25 +203,25 @@ namespace Catch {
Colour colourGuard( Colour::OriginalExpression );
stream << " ";
stream << result.getExpressionInMacro();
stream << "\n";
stream << '\n';
}
}
void printReconstructedExpression() const {
if( result.hasExpandedExpression() ) {
stream << "with expansion:\n";
Colour colourGuard( Colour::ReconstructedExpression );
stream << Text( result.getExpandedExpression(), TextAttributes().setIndent(2) ) << "\n";
stream << Text( result.getExpandedExpression(), TextAttributes().setIndent(2) ) << '\n';
}
}
void printMessage() const {
if( !messageLabel.empty() )
stream << messageLabel << ":" << "\n";
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";
stream << Text( it->message, TextAttributes().setIndent(2) ) << '\n';
}
}
void printSourceInfo() const {
@ -253,7 +253,7 @@ namespace Catch {
}
}
void lazyPrintRunInfo() {
stream << "\n" << getLineOfChars<'~'>() << "\n";
stream << '\n' << getLineOfChars<'~'>() << '\n';
Colour colour( Colour::SecondaryText );
stream << currentTestRunInfo->name
<< " is a Catch v" << libraryVersion << " host application.\n"
@ -287,19 +287,19 @@ namespace Catch {
SourceLineInfo lineInfo = m_sectionStack.front().lineInfo;
if( !lineInfo.empty() ){
stream << getLineOfChars<'-'>() << "\n";
stream << getLineOfChars<'-'>() << '\n';
Colour colourGuard( Colour::FileName );
stream << lineInfo << "\n";
stream << lineInfo << '\n';
}
stream << getLineOfChars<'.'>() << "\n" << std::endl;
stream << getLineOfChars<'.'>() << '\n' << std::endl;
}
void printClosedHeader( std::string const& _name ) {
printOpenHeader( _name );
stream << getLineOfChars<'.'>() << "\n";
stream << getLineOfChars<'.'>() << '\n';
}
void printOpenHeader( std::string const& _name ) {
stream << getLineOfChars<'-'>() << "\n";
stream << getLineOfChars<'-'>() << '\n';
{
Colour colourGuard( Colour::Headers );
printHeaderString( _name );
@ -316,7 +316,7 @@ namespace Catch {
i = 0;
stream << Text( _string, TextAttributes()
.setIndent( indent+i)
.setInitialIndent( indent ) ) << "\n";
.setInitialIndent( indent ) ) << '\n';
}
struct SummaryColumn {
@ -331,9 +331,9 @@ namespace Catch {
std::string row = oss.str();
for( std::vector<std::string>::iterator it = rows.begin(); it != rows.end(); ++it ) {
while( it->size() < row.size() )
*it = " " + *it;
*it = ' ' + *it;
while( it->size() > row.size() )
row = " " + row;
row = ' ' + row;
}
rows.push_back( row );
return *this;
@ -353,8 +353,8 @@ namespace Catch {
stream << Colour( Colour::ResultSuccess ) << "All tests passed";
stream << " ("
<< pluralise( totals.assertions.passed, "assertion" ) << " in "
<< pluralise( totals.testCases.passed, "test case" ) << ")"
<< "\n";
<< pluralise( totals.testCases.passed, "test case" ) << ')'
<< '\n';
}
else {
@ -389,10 +389,10 @@ namespace Catch {
else if( value != "0" ) {
stream << Colour( Colour::LightGrey ) << " | ";
stream << Colour( it->colour )
<< value << " " << it->label;
<< value << ' ' << it->label;
}
}
stream << "\n";
stream << '\n';
}
static std::size_t makeRatio( std::size_t number, std::size_t total ) {
@ -428,10 +428,10 @@ namespace Catch {
else {
stream << Colour( Colour::Warning ) << std::string( CATCH_CONFIG_CONSOLE_WIDTH-1, '=' );
}
stream << "\n";
stream << '\n';
}
void printSummaryDivider() {
stream << getLineOfChars<'-'>() << "\n";
stream << getLineOfChars<'-'>() << '\n';
}
private:

6
include/reporters/catch_reporter_junit.hpp
View File

@ -146,7 +146,7 @@ namespace Catch {
SectionNode const& sectionNode ) {
std::string name = trim( sectionNode.stats.sectionInfo.name );
if( !rootName.empty() )
name = rootName + "/" + name;
name = rootName + '/' + name;
if( !sectionNode.assertions.empty() ||
!sectionNode.stdOut.empty() ||
@ -224,14 +224,14 @@ namespace Catch {
std::ostringstream oss;
if( !result.getMessage().empty() )
oss << result.getMessage() << "\n";
oss << result.getMessage() << '\n';
for( std::vector<MessageInfo>::const_iterator
it = stats.infoMessages.begin(),
itEnd = stats.infoMessages.end();
it != itEnd;
++it )
if( it->type == ResultWas::Info )
oss << it->message << "\n";
oss << it->message << '\n';
oss << "at " << result.getSourceInfo();
xml.writeText( oss.str(), false );