The test/unit directory contains unit tests for Scintilla data structures. The tests can be run on Windows, OS X, or Linux using g++ and GNU make. The Catch test framework is used. https://github.com/philsquared/Catch The file catch.hpp is under the Boost Software License which is contained in LICENSE_1_0.txt To run the tests on OS X or Linux: make test To run the tests on Windows: mingw32-make test Visual C++ (2010+) and nmake can also be used on Windows: nmake -f test.mak test