First passing test cases using libtooling visitor

tests/test_cases.h

@@ -37,6 +37,9 @@
 
 #include "catch.h"
 
+#include <clang/Tooling/Tooling.h>
+#include <clang/Tooling/CompilationDatabase.h>
+
 #include <algorithm>
 #include <complex>
 #include <filesystem>
@@ -49,7 +52,7 @@ using Catch::Matchers::StartsWith;
 using Catch::Matchers::VectorContains;
 using namespace clanguml::util;
 
-std::pair<clanguml::config::config, cppast::libclang_compilation_database>
+std::pair<clanguml::config::config, std::unique_ptr<clang::tooling::CompilationDatabase>>
 load_config(const std::string &test_name);
 
 std::string generate_sequence_puml(
@@ -399,6 +402,9 @@ ContainsMatcher IsMethod(std::string const &name,
     if constexpr (has_type<Abstract, Ts...>())
         pattern += " = 0";
 
+    if constexpr (has_type<Default, Ts...>())
+        pattern += " = default";
+
     pattern += " : " + type;
 
     return ContainsMatcher(CasedString(pattern, caseSensitivity));