add a csv_datasource initialization c++ test

tests/cpp_tests/build.py

@@ -6,16 +6,18 @@
 
 test_env = env.Clone()
 
-headers = env['CPPPATH'] 
-
-libraries = copy(env['LIBMAPNIK_LIBS'])
-libraries.append('mapnik')
-libraries.append('sqlite3')
-
-test_env.Append(CXXFLAGS='-g')
+test_env['LIBS'] = copy(env['LIBMAPNIK_LIBS'])
+test_env.AppendUnique(LIBS='mapnik')
+test_env.AppendUnique(LIBS='sqlite3')
+test_env.AppendUnique(CXXFLAGS='-g')
 
 for cpp_test in glob.glob('*_test.cpp'):
-    test_program = test_env.Program(cpp_test.replace('.cpp','-bin'), [cpp_test], CPPPATH=headers, LIBS=libraries, LINKFLAGS=env['CUSTOM_LDFLAGS'])
+    test_env_local = test_env.Clone()
+    name = cpp_test.replace('.cpp','-bin')
+    source_files = [cpp_test]
+    if 'csv_parse' in cpp_test:
+        source_files += glob.glob('../../plugins/input/csv/' + '*.cpp')
+    test_program = test_env_local.Program(name, source=source_files, LINKFLAGS=env['CUSTOM_LDFLAGS'])
     Depends(test_program, env.subst('../../src/%s' % env['MAPNIK_LIB_NAME']))
     # build locally if installing
     if 'install' in COMMAND_LINE_TARGETS:

tests/cpp_tests/csv_parse_test.cpp

@@ -0,0 +1,30 @@
+#include <boost/version.hpp>
+#include <boost/detail/lightweight_test.hpp>
+#include <iostream>
+#include "plugins/input/csv/csv_datasource.hpp"
+#include <mapnik/params.hpp>
+
+
+int main( int, char*[] )
+{
+    // test of directly instanciating a datasource
+    try {
+        mapnik::parameters params;
+        params["type"]="csv";
+        params["file"]="./tests/data/csv/wkt.csv";
+        csv_datasource ds(params);
+        BOOST_TEST(true);
+    } catch (std::exception const& ex) {
+        BOOST_TEST(false);
+        std::clog << "threw: " << ex.what() << "\n";
+    }
+
+    if (!::boost::detail::test_errors()) {
+        std::clog << "C++ CSV parse: \x1b[1;32m✓ \x1b[0m\n";
+#if BOOST_VERSION >= 104600
+        ::boost::detail::report_errors_remind().called_report_errors_function = true;
+#endif
+    } else {
+        return ::boost::report_errors();
+    }
+}