test/test_tools.h
author Alpar Juttner <alpar@cs.elte.hu>
Thu, 07 Feb 2008 22:25:42 +0000
changeset 68 a315a588a20d
parent 4 3f411aa35bd7
child 100 4f754b4cf82b
permissions -rw-r--r--
Some usefull math constants

lemon/math.h also includes the standard cmath, so one should prefer using
just lemon/math.h instead of cmath.
     1 /* -*- C++ -*-
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library
     4  *
     5  * Copyright (C) 2003-2008
     6  * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     8  *
     9  * Permission to use, modify and distribute this software is granted
    10  * provided that this copyright notice appears in all copies. For
    11  * precise terms see the accompanying LICENSE file.
    12  *
    13  * This software is provided "AS IS" with no warranty of any kind,
    14  * express or implied, and with no claim as to its suitability for any
    15  * purpose.
    16  *
    17  */
    18 
    19 #ifndef LEMON_TEST_TEST_TOOLS_H
    20 #define LEMON_TEST_TEST_TOOLS_H
    21 
    22 #include <iostream>
    23 
    24 //! \ingroup misc
    25 //! \file
    26 //! \brief Some utilities to write test programs.
    27 
    28 
    29 ///If \c rc is fail, writes an error message end exit.
    30 
    31 ///If \c rc is fail, writes an error message end exit.
    32 ///The error message contains the file name and the line number of the
    33 ///source code in a standard from, which makes it possible to go there
    34 ///using good source browsers like e.g. \c emacs.
    35 ///
    36 ///For example
    37 ///\code check(0==1,"This is obviously false.");\endcode will
    38 ///print this (and then exits).
    39 ///\verbatim graph_test.cc:123: error: This is obviously false. \endverbatim
    40 ///
    41 ///\todo It should be in \c error.h
    42 #define check(rc, msg) \
    43   if(!(rc)) { \
    44     std::cerr << __FILE__ ":" << __LINE__ << ": error: " << msg << std::endl; \
    45     abort(); \
    46   } else { } \
    47 
    48 #endif