Add an empty unit test.

.gitmodules

@@ -13,3 +13,6 @@
 [submodule "lib/spdlog"]
 	path = lib/spdlog
 	url = https://github.com/gabime/spdlog.git
+[submodule "lib/Catch"]
+	path = lib/Catch
+	url = https://github.com/philsquared/Catch.git

CMakeLists.txt

@@ -2,6 +2,9 @@ cmake_minimum_required(VERSION 3.3 FATAL_ERROR)
 list (APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)
 project(tawashi_top VERSION 0.1.3 LANGUAGES NONE)
 
+include(CTest)
+
+set(INCREDIS_FORCE_DISABLE_TESTS ON)
 set(TAWASHI_SOURCE_ROOT "${CMAKE_CURRENT_SOURCE_DIR}")
 set(TAWASHI_GEN_INCLUDE_DIR "${CMAKE_CURRENT_BINARY_DIR}/include")
 set(TAWASHI_CONFIG_PATH "etc" CACHE STRING "Path where config file will be located, absolute or relative to the install prefix")
@@ -19,3 +22,7 @@ add_subdirectory(src/tawashi_implem)
 add_subdirectory(src/tawashi)
 
 install(DIRECTORY html DESTINATION .)
+
+if (BUILD_TESTING)
+	add_subdirectory(test/unit)
+endif()

lib/Catch

@@ -0,0 +1 @@
+Subproject commit 5604ec7266e54fc38dbbe3bca1b50beef3d39fc2

lib/incredis

@@ -1 +1 @@
-Subproject commit f798a6999b0d6c9967a274727ec12bd9a3efdfb4
+Subproject commit 69221f811cbc02b8c5c55460f2c8cd0a72f9f8ac

test/unit/CMakeLists.txt

@@ -0,0 +1,18 @@
+project(tawashi_unittest CXX)
+
+add_executable(${PROJECT_NAME}
+	check.cpp
+)
+
+target_include_directories(${PROJECT_NAME}
+	PRIVATE ${TAWASHI_SOURCE_ROOT}/lib/Catch/single_include
+)
+target_link_libraries(${PROJECT_NAME}
+	PRIVATE tawashi_implem
+)
+
+add_test(
+	NAME TawashiUnitTest
+	WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+	COMMAND ${PROJECT_NAME}
+)

test/unit/check.cpp

@@ -0,0 +1,19 @@
+/* Copyright 2017, Michele Santullo
+ * This file is part of "tawashi".
+ *
+ * "tawashi" is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * "tawashi" is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with "tawashi".  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#define CATCH_CONFIG_MAIN
+#include "catch.hpp"