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// ----------------------------------------------------------------------
//
// testExceptions.cc - test the DEFECT_NO_EXCEPTIONS version of the Exceptions package
//
// History:
// 19-Dec-1997 WEB Initial draft; redefining exit() based on an idea
// by Philippe Canal
// 04-Mar-1998 WEB Minor grammar update
// 15-Jun-1998 WEB Added namespace support
// 26-Jun-2001 MF Tested ctor of ZMexception from ostringstream
// 12-Dec-2001 WEB Avoid signed/unsigned comparison warnings
// 12-Jun-2002 WEB Rearrange to ensure correct ZMthrow definition
//
// ----------------------------------------------------------------------
#include <sstream>
#include <string>
using std::string;
#include "CLHEP/Exceptions/defs.h"
#include "CLHEP/Cast/itos.h"
#include "CLHEP/Exceptions/ZMthrow.h"
#include "CLHEP/Exceptions/ZMexception.h"
#include "CLHEP/Exceptions/ZMerrno.h"
using namespace zmex;
// ----------
// In case our compilation environment does not support exceptions:
//
// Since this program tests several cases, including several actual throws,
// we assume that the DEFECT_NO_EXCEPTIONS version of the ZMthrow macro
// will use abort() and so override abort()'s behavior in order to keep
// going for multiple testing herein: (earlier we used exit(), which we
// also overide)
// ----------
#ifdef DEFECT_NO_EXCEPTIONS
#define exit( x ) \
ZMlogger().emit( "Note: exception would have been correctly thrown here\n" );
#define abort() \
ZMlogger().emit( "Note: exception would have been correctly thrown here\n" );
#endif // DEFECT_NO_EXCEPTIONS
// ----------
// Define exception classes and default behaviors:
// ----------
ZMexStandardDefinition( ZMexception, ZMxTest );
ZMexClassInfo ZMxTest::_classInfo(
"ZMxTest", "Test", ZMexSEVERE );
ZMexStandardDefinition( ZMxTest, ZMxInfo );
ZMexClassInfo ZMxInfo::_classInfo(
"ZMxInfo", "Test", ZMexINFO );
ZMexStandardDefinition( ZMxTest, ZMxGoof );
ZMexClassInfo ZMxGoof::_classInfo(
"ZMxGoof", "Test", ZMexERROR );
ZMexStandardDefinition( ZMxGoof, ZMxOops );
ZMexClassInfo ZMxOops::_classInfo(
"ZMxOops", "Test", ZMexWARNING );
ZMexStandardDefinition( ZMxGoof, ZMxBooBoo );
ZMexClassInfo ZMxBooBoo::_classInfo(
"ZMxBooBoo", "Test", ZMexFATAL, ZMexIgnoreAlways() );
// ----------
// Define output formats, etc
// ----------
const string QUOTE = "\"";
const string NEWLINE1 = "\n";
const string NEWLINE2 = "\n\n";
void display( const ZMexception * ex ) {
ZMlogger().emit( NEWLINE1
+ ex->name() + ": " + QUOTE + ex->message() + QUOTE + NEWLINE1
+ " " + (ex->wasThrown() ? "thrown" : "ignored")
+ " by " + ex->handlerUsed() + "()" + NEWLINE1
);
}
int main() {
unsigned int k;
// ----------
// Begin testing, check out basic logger:
// ----------
ZMlogger().emit( NEWLINE1 );
ZMlogger().emit( "---------- Begin testing: ----------\n" );
ZMlogger().emit( NEWLINE1 );
ZMlogger().emit( "This message checks out basic logger behavior\n" );
// ----------
// Test default informational behavior:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing default informational behavior: ----------\n" );
ZMlogger().emit( NEWLINE1 );
ZMthrow( ZMxInfo( "Testing default informational exception behavior" ) );
// ----------
// Test default informational behavior using an ostringstream
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing default ostringstream behavior 3 times: ----------\n" );
std::ostringstream oss;
oss << "Accumulated numbers are ";
for ( k = 0; k < 3; ++k ) {
ZMlogger().emit( NEWLINE1 );
if ( k > 0 )
oss << ", ";
oss << k;
ZMthrow( ZMxOops( oss ) );
}
// ----------
// Test default ignoring behavior 3 times:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing default ignoring behavior 3 times: ----------\n" );
for ( k = 0; k < 3; ++k ) {
ZMlogger().emit( NEWLINE1 );
string testMesg = "Testing default exception ignoring behavior #";
ZMthrow( ZMxOops( testMesg + itos(k+1) ) );
}
// ----------
// Test defined ignoring behavior 3 times:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing defined ignoring behavior 3 times: ----------\n" );
for ( k = 0; k < 3; ++k ) {
ZMlogger().emit( NEWLINE1 );
string testMesg = "Testing defined exception ignoring behavior #";
ZMthrow( ZMxBooBoo( testMesg + itos(k+1) ) );
}
// ----------
// Test default throwing behavior 3 times:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing default throwing behavior 3 times: ----------\n" );
for ( k = 0; k < 3; ++k ) {
ZMlogger().emit( NEWLINE1 );
string testMesg = "Testing default exception throwing behavior #";
#ifndef DEFECT_NO_EXCEPTIONS
try {
#endif
ZMthrow( ZMxGoof( testMesg + itos(k+1) ) );
#ifndef DEFECT_NO_EXCEPTIONS
}
catch ( ZMexception & e ) {
std::cerr << "Caught: " << e.name() << "\n";
}
#endif
}
// ----------
// Test forced throwing behavior 3 times:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing forced throwing behavior 3 times: ----------\n" );
ZMxBooBoo::setHandler( ZMexThrowAlways() );
for ( k = 0; k < 3; ++k ) {
ZMlogger().emit( NEWLINE1 );
string testMesg = "Testing forced exception throwing behavior #";
#ifndef DEFECT_NO_EXCEPTIONS
try {
#endif
ZMthrow( ZMxBooBoo( testMesg + itos(k+1) ) );
#ifndef DEFECT_NO_EXCEPTIONS
}
catch ( ZMexception & e ) {
std::cerr << "Caught: " << e.name() << "\n";
}
#endif
}
// ----------
// Test scheduled throwing behavior 3 times:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit(
"---------- Testing scheduled throwing behavior 3 times: ----------\n" );
ZMxBooBoo::setHandler( ZMexIgnoreNextN( 2 ) );
for ( k = 0; k < 3; ++k ) {
ZMlogger().emit( NEWLINE1 );
string testMesg = "Testing scheduled exception throwing behavior #";
#ifndef DEFECT_NO_EXCEPTIONS
try {
#endif
ZMthrow( ZMxBooBoo( testMesg + itos(k+1) ) );
#ifndef DEFECT_NO_EXCEPTIONS
}
catch ( ZMexception & e ) {
std::cerr << "Caught: " << e.name() << "\n";
}
#endif
}
//ZMxColumn::logNMore( 4 );
// ----------
// Test exception history:
// ----------
ZMlogger().emit( NEWLINE2 );
ZMlogger().emit( "---------- Test exception history: ----------\n" );
ZMlogger().emit( NEWLINE1 );
ZMlogger().emit( string( "The following " )
+ itos( ZMerrno.size() )
+ " exceptions were recorded (most recent first):\n"
);
for ( k = 0; k < ZMerrno.size(); ++k )
display( ZMerrno.get( k ) );
const int NEWMAX = 4;
ZMerrno.setMax( NEWMAX );
ZMlogger().emit( NEWLINE1 );
ZMlogger().emit( string("ZMerrno.setMax( ")
+ itos( NEWMAX )
+ " );"
);
ZMlogger().emit( string( " we now have record of these " )
+ itos(ZMerrno.size())
+ " exceptions:\n"
);
for ( k = 0; k < ZMerrno.size(); ++k )
display( ZMerrno.get( k ) );
// ----------
// Done, go home
// ----------
return 0;
} // main()
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