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/*
* Copyright (C) 2007-2023 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#ifndef BU_UNIT_SUITE_H
#define BU_UNIT_SUITE_H
#include <stdint.h>
#include "bu/list.h"
#include "bu/string.h"
#include "bu/file.h"
#include "bu/array.h"
#include "bu/hash.h"
namespace Bu
{
/**
* Provides a unit testing framework. This is pretty easy to use, probably
* the best way to get started is to use ch to generate a template, or use
* the code below with appropriate tweaks:
*@code
* #include "unitsuite.h"
*
* class Unit : public Bu::UnitSuite
* {
* public:
* Unit()
* {
* setName("Example");
* addTest( Unit::test );
* }
*
* virtual ~Unit() { }
*
* //
* // Tests go here
* //
* void test()
* {
* unitTest( 1 == 1 );
* }
* };
*
* int main( int argc, char *argv[] )
* {
* return Unit().run( argc, argv );
* }
*
@endcode
* The main function can contain other things, but using this one exactly
* makes all of the test suites work exactly the same. Using the optional
* setName at the top of the constructor replaces the class name with the
* chosen name when printing out stats and info.
*/
class UnitSuite
{
public:
UnitSuite();
UnitSuite( int iOptions );
virtual ~UnitSuite();
int run( int argc=0, char *argv[]=NULL );
Bu::File tempFile( Bu::String &sFileName );
typedef void (UnitSuite::*Test)();
class Failed
{
public:
Failed() : str(""), bFile( false ) { }
Failed( const String &s ) : str( s ), bFile( false ) { }
Failed( const String &s, const String &sFile, int nLine ) :
str( s ), sFile( sFile ), nLine( nLine ), bFile( true ) { }
String str;
String sFile;
int nLine;
bool bFile;
};
enum
{
optStopOnError = 0x000001
};
enum Expect
{
expectPass,
expectFail
};
protected:
void add( Test fTest, const Bu::String &sName, Expect e=expectPass );
void setName( const String &sName );
void dispProgress();
void setStepCount( int iSteps );
void incProgress( int iAmnt = 1 );
void setProgress( int iAmnt );
private:
int onListCases( Bu::Array<Bu::String> aParam );
int onAddTest( Bu::Array<Bu::String> aParam );
private:
typedef struct TestInfo
{
String sName;
Test fTest;
Expect eExpect;
} TestInfo;
typedef Bu::List<TestInfo> TestList;
TestList lTests;
String sSuiteName;
int iOptions;
typedef Bu::List<Bu::String> StrList;
StrList lFileCleanup;
int iNameWidth;
int iStepCount;
int iProgress;
time_t tLastUpdate;
Bu::Hash<Bu::String, bool> hSelTests;
};
Bu::Formatter &operator<<( Bu::Formatter &f, const Bu::UnitSuite::Expect &e );
}
#define addTest( fn ) add( static_cast<Bu::UnitSuite::Test>(&fn), #fn )
#define unitTest( tst ) if( !(tst) ) \
{ \
throw Bu::UnitSuite::Failed( #tst, __FILE__, __LINE__ ); \
} else (void)0
#define unitTestCatch( tst, exception ) try \
{ \
tst; \
throw Bu::UnitSuite::Failed( #tst, __FILE__, __LINE__ ); \
} catch( exception & ) { } \
catch(...) { \
throw Bu::UnitSuite::Failed( #tst, __FILE__, __LINE__ ); \
} (void)0
#define unitFailed( msg ) throw Bu::UnitSuite::Failed(msg, __FILE__, __LINE__)
#endif
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