added sqlite connection class (progress)

test/CMakeLists.txt

@@ -12,6 +12,11 @@ add_executable(tests builder.cpp
   session.cpp
   record.cpp
   connection_pool.cpp
-  query.cpp)
-target_link_libraries(tests PRIVATE Catch2::Catch2WithMain matador)
+  query.cpp
+  backend_provider.cpp)
+target_link_libraries(tests PRIVATE
+  Catch2::Catch2WithMain
+  matador
+  ${CMAKE_DL_LIBS}
+  ${SQLite3_LIBRARIES})
 target_include_directories(tests PUBLIC $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}>/include)

test/backend_provider.cpp

@@ -0,0 +1,20 @@
+#include <catch2/catch_test_macros.hpp>
+
+#include "matador/sql/backend_provider.hpp"
+
+#include "matador/utils/os.hpp"
+
+using namespace matador::sql;
+
+TEST_CASE("Load backend", "[backend provider]") {
+  auto path = matador::utils::os::getenv("MATADOR_BACKENDS_PATH");
+  if (path.back() != '\\') {
+    path.push_back('\\');
+  }
+
+  REQUIRE(!path.empty());
+
+  backend_provider provider(path);
+
+  const auto &d = provider.connection_dialect("sqlite");
+}