catch2/include/reporters/catch_reporter_bases.hpp
2017-04-25 21:56:14 +01:00

288 lines
11 KiB
C++

/*
* Created by Phil on 27/11/2013.
* Copyright 2013 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_BASES_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_REPORTER_BASES_HPP_INCLUDED
#include "../internal/catch_interfaces_reporter.h"
#include "../internal/catch_errno_guard.hpp"
#include <cstring>
#include <cfloat>
#include <cstdio>
#include <assert.h>
namespace Catch {
namespace {
// Because formatting using c++ streams is stateful, drop down to C is required
// Alternatively we could use stringstream, but its performance is... not good.
std::string getFormattedDuration( double duration ) {
// Max exponent + 1 is required to represent the whole part
// + 1 for decimal point
// + 3 for the 3 decimal places
// + 1 for null terminator
const size_t maxDoubleSize = DBL_MAX_10_EXP + 1 + 1 + 3 + 1;
char buffer[maxDoubleSize];
// Save previous errno, to prevent sprintf from overwriting it
ErrnoGuard guard;
#ifdef _MSC_VER
sprintf_s(buffer, "%.3f", duration);
#else
sprintf(buffer, "%.3f", duration);
#endif
return std::string(buffer);
}
}
struct StreamingReporterBase : SharedImpl<IStreamingReporter> {
StreamingReporterBase( ReporterConfig const& _config )
: m_config( _config.fullConfig() ),
stream( _config.stream() )
{
m_reporterPrefs.shouldRedirectStdOut = false;
}
virtual ReporterPreferences getPreferences() const override {
return m_reporterPrefs;
}
virtual ~StreamingReporterBase() override;
virtual void noMatchingTestCases( std::string const& ) override {}
virtual void testRunStarting( TestRunInfo const& _testRunInfo ) override {
currentTestRunInfo = _testRunInfo;
}
virtual void testGroupStarting( GroupInfo const& _groupInfo ) override {
currentGroupInfo = _groupInfo;
}
virtual void testCaseStarting( TestCaseInfo const& _testInfo ) override {
currentTestCaseInfo = _testInfo;
}
virtual void sectionStarting( SectionInfo const& _sectionInfo ) override {
m_sectionStack.push_back( _sectionInfo );
}
virtual void sectionEnded( SectionStats const& /* _sectionStats */ ) override {
m_sectionStack.pop_back();
}
virtual void testCaseEnded( TestCaseStats const& /* _testCaseStats */ ) override {
currentTestCaseInfo.reset();
}
virtual void testGroupEnded( TestGroupStats const& /* _testGroupStats */ ) override {
currentGroupInfo.reset();
}
virtual void testRunEnded( TestRunStats const& /* _testRunStats */ ) override {
currentTestCaseInfo.reset();
currentGroupInfo.reset();
currentTestRunInfo.reset();
}
virtual void skipTest( TestCaseInfo const& ) override {
// Don't do anything with this by default.
// It can optionally be overridden in the derived class.
}
IConfigPtr m_config;
std::ostream& stream;
LazyStat<TestRunInfo> currentTestRunInfo;
LazyStat<GroupInfo> currentGroupInfo;
LazyStat<TestCaseInfo> currentTestCaseInfo;
std::vector<SectionInfo> m_sectionStack;
ReporterPreferences m_reporterPrefs;
};
struct CumulativeReporterBase : SharedImpl<IStreamingReporter> {
template<typename T, typename ChildNodeT>
struct Node {
explicit Node( T const& _value ) : value( _value ) {}
virtual ~Node() {}
using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>;
T value;
ChildNodes children;
};
struct SectionNode {
explicit SectionNode( SectionStats const& _stats ) : stats( _stats ) {}
virtual ~SectionNode();
bool operator == ( SectionNode const& other ) const {
return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
}
bool operator == ( std::shared_ptr<SectionNode> const& other ) const {
return operator==( *other );
}
SectionStats stats;
using ChildSections = std::vector<std::shared_ptr<SectionNode>>;
using Assertions = std::vector<AssertionStats>;
ChildSections childSections;
Assertions assertions;
std::string stdOut;
std::string stdErr;
};
struct BySectionInfo {
BySectionInfo( SectionInfo const& other ) : m_other( other ) {}
BySectionInfo( BySectionInfo const& other ) : m_other( other.m_other ) {}
bool operator() ( std::shared_ptr<SectionNode> const& node ) const {
return node->stats.sectionInfo.lineInfo == m_other.lineInfo;
}
private:
void operator=( BySectionInfo const& );
SectionInfo const& m_other;
};
using TestCaseNode = Node<TestCaseStats, SectionNode>;
using TestGroupNode = Node<TestGroupStats, TestCaseNode>;
using TestRunNode = Node<TestRunStats, TestGroupNode>;
CumulativeReporterBase( ReporterConfig const& _config )
: m_config( _config.fullConfig() ),
stream( _config.stream() )
{
m_reporterPrefs.shouldRedirectStdOut = false;
}
~CumulativeReporterBase();
virtual ReporterPreferences getPreferences() const override {
return m_reporterPrefs;
}
virtual void testRunStarting( TestRunInfo const& ) override {}
virtual void testGroupStarting( GroupInfo const& ) override {}
virtual void testCaseStarting( TestCaseInfo const& ) override {}
virtual void sectionStarting( SectionInfo const& sectionInfo ) override {
SectionStats incompleteStats( sectionInfo, Counts(), 0, false );
std::shared_ptr<SectionNode> node;
if( m_sectionStack.empty() ) {
if( !m_rootSection )
m_rootSection = std::make_shared<SectionNode>( incompleteStats );
node = m_rootSection;
}
else {
SectionNode& parentNode = *m_sectionStack.back();
SectionNode::ChildSections::const_iterator it =
std::find_if( parentNode.childSections.begin(),
parentNode.childSections.end(),
BySectionInfo( sectionInfo ) );
if( it == parentNode.childSections.end() ) {
node = std::make_shared<SectionNode>( incompleteStats );
parentNode.childSections.push_back( node );
}
else
node = *it;
}
m_sectionStack.push_back( node );
m_deepestSection = node;
}
virtual void assertionStarting( AssertionInfo const& ) override {}
virtual bool assertionEnded( AssertionStats const& assertionStats ) override {
assert( !m_sectionStack.empty() );
SectionNode& sectionNode = *m_sectionStack.back();
sectionNode.assertions.push_back( assertionStats );
// AssertionResult holds a pointer to a temporary DecomposedExpression,
// which getExpandedExpression() calls to build the expression string.
// Our section stack copy of the assertionResult will likely outlive the
// temporary, so it must be expanded or discarded now to avoid calling
// a destroyed object later.
prepareExpandedExpression( sectionNode.assertions.back().assertionResult );
return true;
}
virtual void sectionEnded( SectionStats const& sectionStats ) override {
assert( !m_sectionStack.empty() );
SectionNode& node = *m_sectionStack.back();
node.stats = sectionStats;
m_sectionStack.pop_back();
}
virtual void testCaseEnded( TestCaseStats const& testCaseStats ) override {
auto node = std::make_shared<TestCaseNode>( testCaseStats );
assert( m_sectionStack.size() == 0 );
node->children.push_back( m_rootSection );
m_testCases.push_back( node );
m_rootSection.reset();
assert( m_deepestSection );
m_deepestSection->stdOut = testCaseStats.stdOut;
m_deepestSection->stdErr = testCaseStats.stdErr;
}
virtual void testGroupEnded( TestGroupStats const& testGroupStats ) override {
auto node = std::make_shared<TestGroupNode>( testGroupStats );
node->children.swap( m_testCases );
m_testGroups.push_back( node );
}
virtual void testRunEnded( TestRunStats const& testRunStats ) override {
auto node = std::make_shared<TestRunNode>( testRunStats );
node->children.swap( m_testGroups );
m_testRuns.push_back( node );
testRunEndedCumulative();
}
virtual void testRunEndedCumulative() = 0;
virtual void skipTest( TestCaseInfo const& ) override {}
virtual void prepareExpandedExpression( AssertionResult& result ) const {
if( result.isOk() )
result.discardDecomposedExpression();
else
result.expandDecomposedExpression();
}
IConfigPtr m_config;
std::ostream& stream;
std::vector<AssertionStats> m_assertions;
std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections;
std::vector<std::shared_ptr<TestCaseNode>> m_testCases;
std::vector<std::shared_ptr<TestGroupNode>> m_testGroups;
std::vector<std::shared_ptr<TestRunNode>> m_testRuns;
std::shared_ptr<SectionNode> m_rootSection;
std::shared_ptr<SectionNode> m_deepestSection;
std::vector<std::shared_ptr<SectionNode>> m_sectionStack;
ReporterPreferences m_reporterPrefs;
};
template<char C>
char const* getLineOfChars() {
static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};
if( !*line ) {
std::memset( line, C, CATCH_CONFIG_CONSOLE_WIDTH-1 );
line[CATCH_CONFIG_CONSOLE_WIDTH-1] = 0;
}
return line;
}
struct TestEventListenerBase : StreamingReporterBase {
TestEventListenerBase( ReporterConfig const& _config )
: StreamingReporterBase( _config )
{}
virtual void assertionStarting( AssertionInfo const& ) override {}
virtual bool assertionEnded( AssertionStats const& ) override {
return false;
}
};
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_REPORTER_BASES_HPP_INCLUDED