Added initial structure for include diagram generation

tests/t40001/.clang-uml

@@ -0,0 +1,10 @@
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t40001_include:
+    type: include
+    glob:
+      - ../../tests/t40001/t40001.cc
+    plantuml:
+      before:
+        - "' t40001 test include diagram"

tests/t40001/t40001.cc

@@ -0,0 +1,10 @@
+#include <string>
+#include <vector>
+
+#include "t40001_include1.h"
+
+namespace clanguml {
+namespace t40001 {
+
+} // namespace t40001
+} // namespace clanguml

tests/t40001/t40001_include1.h

@@ -0,0 +1,7 @@
+#pragma once
+
+namespace clanguml::t40001 {
+
+int foo() { return 0; }
+
+}

tests/t40001/test_case.h

@@ -0,0 +1,40 @@
+/**
+ * tests/t40001/test_case.cc
+ *
+ * Copyright (c) 2021-2022 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("t40001", "[test-case][package]")
+{
+    auto [config, db] = load_config("t40001");
+
+    auto diagram = config.diagrams["t40001_include"];
+
+    REQUIRE(diagram->name == "t40001_include");
+
+    auto model = generate_include_diagram(db, diagram);
+
+    REQUIRE(model->name() == "t40001_include");
+
+    auto puml = generate_include_puml(diagram, *model);
+
+    AliasMatcher _A(puml);
+
+    REQUIRE_THAT(puml, StartsWith("@startuml"));
+    REQUIRE_THAT(puml, EndsWith("@enduml\n"));
+
+    save_puml(
+        "./" + config.output_directory() + "/" + diagram->name + ".puml", puml);
+}