Added diagram templates to config

tests/test_config.cc

@@ -258,4 +258,47 @@ TEST_CASE("Test config emitters", "[unit-test]")
     REQUIRE(cfg.diagrams.size() == cfg_emitted.diagrams.size());
 
     std::filesystem::remove(tmp_file);
-}
+}
+
+TEST_CASE("Test config diagram_templates", "[unit-test]")
+{
+    auto cfg =
+        clanguml::config::load("./test_config_data/diagram_templates.yml");
+
+    REQUIRE(cfg.diagram_templates().size() == 3);
+
+    REQUIRE(cfg.diagram_templates()["bases_hierarchy_tmpl"].type ==
+        clanguml::common::model::diagram_t::kClass);
+    REQUIRE(cfg.diagram_templates()["bases_hierarchy_tmpl"].jinja_template ==
+        R"(name: "{{ class_name }}_parents_hierarchy"
+type: class
+include:
+  parents: "{{ class_name }}"
+  namespaces: "{{ namespace_name }}"
+relationships:
+  - inheritance
+exclude:
+  access: [public, protected, private]
+plantuml:
+  before:
+    - left to right direction)");
+
+    REQUIRE(cfg.diagram_templates()["children_hierarchy_tmpl"].type ==
+        clanguml::common::model::diagram_t::kClass);
+    REQUIRE(cfg.diagram_templates()["children_hierarchy_tmpl"].jinja_template ==
+        R"(name: "{{ class_name }}_children_hierarchy"
+type: class
+include:
+  subclasses: "{{ class_name }}"
+  namespaces: "{{ namespace_name }}"
+relationships:
+  - inheritance
+exclude:
+  access: [public, protected, private]
+plantuml:
+  before:
+    - left to right direction)");
+
+    REQUIRE(cfg.diagram_templates()["main_sequence_tmpl"].type ==
+        clanguml::common::model::diagram_t::kSequence);
+}

tests/test_config_data/diagram_templates.yml

@@ -0,0 +1,39 @@
+compilation_database_dir: debug
+output_directory: output
+
+diagram_templates:
+  bases_hierarchy_tmpl:
+    name: '{{ class_name }}_parents_hierarchy'
+    type: class
+    include:
+      parents: '{{ class_name }}'
+      namespaces: '{{ namespace_name }}'
+    relationships:
+      - inheritance
+    exclude:
+      access: [public, protected, private]
+    plantuml:
+      before:
+        - left to right direction
+  children_hierarchy_tmpl: |
+    name: '{{ class_name }}_children_hierarchy'
+    type: class
+    include:
+      subclasses: '{{ class_name }}'
+      namespaces: '{{ namespace_name }}'
+    relationships:
+      - inheritance
+    exclude:
+      access: [public, protected, private]
+    plantuml:
+      before:
+        - left to right direction
+  main_sequence_tmpl: |
+    name: main_sequence_diargam
+    type: sequence
+    glob: [ {{ }} ]
+    start_from:
+      - function: 'main(int,const char**)'
+diagrams:
+  diagram1:
+    type: class