Fixed unit tests on MSVC

build.ps1

@@ -1,4 +1,10 @@
 param ($Prefix="C:\clang-uml", $BuildType="Release")
 
-cmake -S . -B .\_build\$BuildType -DCMAKE_PREFIX_PATH="$Prefix" -Thost=x64
-cmake --build .\_build\$BuildType --config $BuildType
+cmake -S . -B $BuildType -DCMAKE_PREFIX_PATH="$Prefix" -Thost=x64
+cmake --build $BuildType --config $BuildType
+
+# Create compile commands in Visual Studio
+# before running these tests
+cd $BuildType
+ctest -C $BuildType --output-on-failure
+cd ..

src/class_diagram/visitor/translation_unit_visitor.cc

@@ -1135,9 +1135,14 @@ void translation_unit_visitor::ensure_lambda_type_is_relative(
 #ifdef _MSC_VER
     auto root_name = fmt::format(
         "{}\\", std::filesystem::current_path().root_name().string());
+    if(root_name.back() == '\\') {
+        root_name.pop_back();
+        root_name.push_back('/');
+    }
 #else
     auto root_name = std::string{"/"};
 #endif
+
     std::string lambda_prefix{fmt::format("(lambda at {}", root_name)};
 
     while (parameter_type.find(lambda_prefix) != std::string::npos) {

tests/test_cases.cc

@@ -37,13 +37,19 @@ load_config(const std::string &test_name)
 {
     auto config = clanguml::config::load(test_name + "/.clang-uml", true);
 
+    LOG_DBG("Loading compilation database from {}",
+        config.compilation_database_dir());
+
     std::string err{};
     auto compilation_database =
         clang::tooling::CompilationDatabase::autoDetectFromDirectory(
             config.compilation_database_dir(), err);
 
-    if (!err.empty())
+    if (!err.empty()) {
+        LOG_ERROR("Failed to load compilation database from {}",
+            config.compilation_database_dir());
         throw std::runtime_error{err};
+    }
 
     return std::make_pair(std::move(config), std::move(compilation_database));
 }