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#ifndef HUGO_TEST_TEST_TOOLS_H
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#define HUGO_TEST_TEST_TOOLS_H
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//! \ingroup misc
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//! \file
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//! \brief Some utility to write test programs.
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#include<iostream>
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#include<vector>
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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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#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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exit(1); \
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} else { } \
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///Structure returned by \ref addPetersen().
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///Structure returned by \ref addPetersen().
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///
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template<class Graph> struct PetStruct
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{
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///.
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std::vector<typename Graph::Node> outer, inner;
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///.
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std::vector<typename Graph::Edge> outcir, incir, chords;
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};
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///Adds a Petersen graph to \c G.
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///Adds a Petersen graph to \c G.
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///The nodes end edges will be listed in the return structure.
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template<class Graph> PetStruct<Graph> addPetersen(Graph &G,int num=5)
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{
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PetStruct<Graph> n;
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for(int i=0;i<num;i++) {
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n.outer.push_back(G.addNode());
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n.inner.push_back(G.addNode());
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}
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for(int i=0;i<num;i++) {
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n.chords.push_back(G.addEdge(n.outer[i],n.inner[i]));
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n.outcir.push_back(G.addEdge(n.outer[i],n.outer[(i+1)%5]));
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n.incir.push_back(G.addEdge(n.inner[i],n.inner[(i+2)%5]));
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}
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return n;
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}
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#endif
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