test/test_tools.h
author Alpar Juttner <alpar@cs.elte.hu>
Sat, 22 Dec 2007 07:01:20 +0000
changeset 12 435bbc8127b3
child 39 0a01d811071f
permissions -rw-r--r--
A better way of generating pareto distr, and swap its parameters.

- Pareto distribution is now generated as a composition of a Gamma and
an exponential one
- Similarly to gamma() and weibull(), the shape parameter became the first one.
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/* -*- C++ -*-
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 *
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 * This file is a part of LEMON, a generic C++ optimization library
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 *
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 * Copyright (C) 2003-2007
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 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
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 * (Egervary Research Group on Combinatorial Optimization, EGRES).
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 *
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 * Permission to use, modify and distribute this software is granted
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 * provided that this copyright notice appears in all copies. For
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 * precise terms see the accompanying LICENSE file.
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 *
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 * This software is provided "AS IS" with no warranty of any kind,
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 * express or implied, and with no claim as to its suitability for any
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 * purpose.
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 *
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 */
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#ifndef LEMON_TEST_TEST_TOOLS_H
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#define LEMON_TEST_TEST_TOOLS_H
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#include <iostream>
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//! \ingroup misc
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//! \file
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//! \brief Some utilities to write test programs.
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///If \c rc is fail, writes an error message end exit.
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///If \c rc is fail, writes an error message end exit.
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///The error message contains the file name and the line number of the
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///source code in a standard from, which makes it possible to go there
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///using good source browsers like e.g. \c emacs.
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///
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///For example
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///\code check(0==1,"This is obviously false.");\endcode will
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///print this (and then exits).
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///\verbatim graph_test.cc:123: error: This is obviously false. \endverbatim
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///
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///\todo It should be in \c error.h
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#define check(rc, msg) \
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  if(!(rc)) { \
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    std::cerr << __FILE__ ":" << __LINE__ << ": error: " << msg << std::endl; \
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    abort(); \
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  } else { } \
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#endif