Fix the backend test

tests/CMakeLists.txt

@@ -13,7 +13,7 @@ foreach(test_source ${KATJA_TEST_SOURCES})
 	add_executable(${tester} ${test_source})
 
 	target_compile_definitions(${tester} PRIVATE "BOOST_TEST_DYN_LINK=1")
-	target_link_libraries(${tester} PRIVATE katja Boost::unit_test_framework)
+	target_link_libraries(${tester} PRIVATE katja backend Boost::unit_test_framework)
 
 	add_test(NAME ${test_name} COMMAND ${tester})
 endforeach()

tests/slackpkg.cpp

@@ -0,0 +1,21 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+#define BOOST_TEST_MODULE slackpkg tests
+
+#include <boost/test/unit_test.hpp>
+import katja.slackpkg;
+
+BOOST_AUTO_TEST_CASE(slack_test_slackpkg_construct)
+{
+    auto slackpkg = new katja::Slackpkg("some", "mirror", 1, nullptr, nullptr);
+
+    BOOST_TEST(slackpkg->name == "some");
+    BOOST_TEST(slackpkg->mirror == "mirror");
+    BOOST_TEST(slackpkg->order == 1);
+    BOOST_TEST(!slackpkg->is_blacklisted("pattern"));
+
+    delete slackpkg;
+}