Some tests added to the test file mip_test.cc. One problem is the verbosity of the mip solver in glpk which I couldn't find how to kill.
1 LEMON as a whole is copyrighted by Egerváry Jenő Kombinatorikus
2 Optimalizálási Kutatócsoport (Egervary Combinatorial Optimization
3 Research Group, EGRES).
5 You are free to use, modify and distribute LEMON under the terms
6 described in the LICENSE file.
8 This project is supported by
10 * Egyetemközi Távközlési és Informatikai Központ (Inter-University
11 Centre for Telecommunications and Informatics, Hungary)
13 * Traffic Analysis and Network Performance Laboratory,
14 Ericsson Research, Hungary
16 * Department of Operations Research, Eötvös Loránd University,