Adding template base class inheritance inference

tests/t00032/.clang-uml

@@ -0,0 +1,12 @@
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t00032_class:
+    type: class
+    glob:
+      - ../../tests/t00032/t00032.cc
+    using_namespace:
+      - clanguml::t00032
+    include:
+      namespaces:
+        - clanguml::t00032

tests/t00032/t00032.cc

@@ -0,0 +1,37 @@
+#include <memory>
+#include <vector>
+
+namespace clanguml {
+namespace t00032 {
+
+struct Base {
+};
+
+struct TBase {
+};
+
+struct A {
+    void operator()() { }
+};
+
+struct B {
+    void operator()() { }
+};
+
+struct C {
+    void operator()() { }
+};
+
+template <typename T, typename... Ts>
+struct Overload : public Base, public T, public Ts... {
+    using Ts::operator()...;
+};
+
+template <class... Ts> Overload(Ts...) -> Overload<Ts...>;
+
+struct R {
+    Overload<TBase, A, B, C> overload;
+};
+
+} // namespace t00032
+} // namespace clanguml

tests/t00032/test_case.h

@@ -0,0 +1,49 @@
+/**
+ * tests/t00032/test_case.cc
+ *
+ * Copyright (c) 2021 Bartek Kryza <bkryza@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+TEST_CASE("t00032", "[test-case][class]")
+{
+    auto [config, db] = load_config("t00032");
+
+    auto diagram = config.diagrams["t00032_class"];
+
+    REQUIRE(diagram->name == "t00032_class");
+
+    REQUIRE(diagram->include.namespaces.size() == 1);
+    REQUIRE_THAT(diagram->include.namespaces,
+        VectorContains(std::string{"clanguml::t00032"}));
+
+    REQUIRE(diagram->exclude.namespaces.size() == 0);
+
+    REQUIRE(diagram->should_include("clanguml::t00032::A"));
+
+    auto model = generate_class_diagram(db, diagram);
+
+    REQUIRE(model.name == "t00032_class");
+
+    auto puml = generate_class_puml(diagram, model);
+    AliasMatcher _A(puml);
+
+    REQUIRE_THAT(puml, StartsWith("@startuml"));
+    REQUIRE_THAT(puml, EndsWith("@enduml\n"));
+
+    REQUIRE_THAT(puml, IsClass(_A("A")));
+
+    save_puml(
+        "./" + config.output_directory + "/" + diagram->name + ".puml", puml);
+}

tests/test_cases.cc

@@ -135,6 +135,7 @@ using namespace clanguml::test::matchers;
 #include "t00029/test_case.h"
 #include "t00030/test_case.h"
 #include "t00031/test_case.h"
+#include "t00032/test_case.h"
 
 //
 // Sequence diagram tests