catch2/include/internal/catch_assertionhandler.h

79 lines
2.8 KiB
C++

/*
* Created by Phil on 8/8/2017.
* Copyright 2017 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_ASSERTIONHANDLER_H_INCLUDED
#define TWOBLUECUBES_CATCH_ASSERTIONHANDLER_H_INCLUDED
#include "catch_decomposer.h"
#include "catch_assertioninfo.h"
#include "catch_matchers_string.h" // !TBD: for exception matchers
namespace Catch {
struct TestFailureException{};
struct AssertionResultData;
class LazyExpression {
friend class AssertionHandler;
friend struct AssertionStats;
ITransientExpression const* m_transientExpression = nullptr;
bool m_isNegated;
public:
LazyExpression( bool isNegated );
LazyExpression( LazyExpression const& other );
LazyExpression& operator = ( LazyExpression const& ) = delete;
explicit operator bool() const;
friend auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream&;
};
class AssertionHandler {
AssertionInfo m_assertionInfo;
bool m_shouldDebugBreak = false;
bool m_shouldThrow = false;
bool m_inExceptionGuard = false;
public:
AssertionHandler
( StringRef macroName,
SourceLineInfo const& lineInfo,
StringRef capturedExpression,
ResultDisposition::Flags resultDisposition );
~AssertionHandler();
void handle( ITransientExpression const& expr );
template<typename T>
void handle( ExprLhs<T> const& expr ) {
handle( expr.makeUnaryExpr() );
}
void handle( ResultWas::OfType resultType );
void handle( ResultWas::OfType resultType, StringRef const& message );
void handle( ResultWas::OfType resultType, ITransientExpression const* expr, bool negated );
void handle( AssertionResultData const& resultData, ITransientExpression const* expr );
auto shouldDebugBreak() const -> bool;
auto allowThrows() const -> bool;
void reactWithDebugBreak() const;
void reactWithoutDebugBreak() const;
void useActiveException( ResultDisposition::Flags resultDisposition );
void useActiveException();
void setExceptionGuard();
void unsetExceptionGuard();
};
using StringMatcher = Matchers::Impl::MatcherBase<std::string>;
void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef matcherString );
void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef matcherString );
} // namespace Catch
#endif // TWOBLUECUBES_CATCH_ASSERTIONHANDLER_H_INCLUDED