Meson und Catch2 integration

meson.build

 
-project('gp', 'cpp')
+project(
+    'gp', # project name
+    'cpp', # C++ project
+    default_options : ['cpp_std=c++11']) # compile for C++
+
+# it will be referred from subdir projects
+inc = include_directories('include')
 
 executable('gp-bnb',
 		'bnb/main.cpp',
 		'bnb/graph.cpp',
 		'bnb/partition.cpp',
-	include_directories: include_directories('include/'))
+	include_directories: inc)
+
+
+# meson will try to find a meson.build file inside following directories
+#subdir('include')
+#subdir('bnb')
+subdir('test')
 

test/bnb_test.cpp

+#include <catch2/catch.hpp>
+
+#include <gp-bnb/graph.hpp>
+//#include <gp-bnb/MetisReader.hpp>
+
+// Tests for Branch&Bound algorithm
+
+TEST_CASE("BnbTest") {
+
+}
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test/graph_test.cpp

+#define CATCH_CONFIG_MAIN // It tells Catch to provide a main() - only do this in one cpp file
+#include <catch2/catch.hpp>
+
+#include <gp-bnb/graph.hpp>
+//#include <gp-bnb/MetisReader.hpp>
+
+// Tests for Graph data structure
+
+TEST_CASE("GraphStructureTest") {
+
+}
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test/meson.build

+testexe = executable(
+    'gp_unittests', # test executable name 
+    'graph_test.cpp',
+    'reader_test.cpp',
+    'bnb_test.cpp', # tests source files to be compiled
+    include_directories : inc)  # declared include directories in root :code:`meson.build`
+
+# test execution 
+test('unit_tests', testexe)

test/reader_test.cpp

+#include <catch2/catch.hpp>
+
+#include <gp-bnb/graph.hpp>
+//#include <gp-bnb/MetisReader.hpp>
+
+// Tests for MetisReader
+
+TEST_CASE("MetisReaderTest") {
+    
+}
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