Added template method pattern

docs/test_cases.md

@@ -20,6 +20,7 @@
  * [t00019](./test_cases/t00019.md) - Layercake pattern
  * [t00020](./test_cases/t00020.md) - Abstract factory pattern
  * [t00021](./test_cases/t00021.md) - Visitor pattern
+ * [t00022](./test_cases/t00022.md) - Template method pattern
 ## Sequence diagrams
  * [t20001](./test_cases/t20001.md) - Basic sequence diagram
 ## Configuration diagrams

docs/test_cases/t00021.md

@@ -35,20 +35,20 @@ public:
 
 class Visitor1 : public Visitor {
 public:
-    void visit_A(const A &item) const override { }
-    void visit_B(const B &item) const override { }
+    void visit_A(const A &item) const override {}
+    void visit_B(const B &item) const override {}
 };
 
 class Visitor2 : public Visitor {
 public:
-    void visit_A(const A &item) const override { }
-    void visit_B(const B &item) const override { }
+    void visit_A(const A &item) const override {}
+    void visit_B(const B &item) const override {}
 };
 
 class Visitor3 : public Visitor {
 public:
-    void visit_A(const A &item) const override { }
-    void visit_B(const B &item) const override { }
+    void visit_A(const A &item) const override {}
+    void visit_B(const B &item) const override {}
 };
 
 class Item {
@@ -59,12 +59,12 @@ public:
 
 class A : public Item {
 public:
-    void accept(const Visitor &visitor) const override { }
+    void accept(const Visitor &visitor) const override {}
 };
 
 class B : public Item {
 public:
-    void accept(const Visitor &visitor) const override { }
+    void accept(const Visitor &visitor) const override {}
 };
 }
 }

docs/test_cases/t00022.md

@@ -0,0 +1,56 @@
+# t00022 - Template method pattern
+## Config
+```yaml
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t00022_class:
+    type: class
+    glob:
+      - ../../tests/t00022/t00022.cc
+    using_namespace:
+      - clanguml::t00022
+    include:
+      namespaces:
+        - clanguml::t00022
+
+```
+## Source code
+File t00022.cc
+```cpp
+#include <memory>
+
+namespace clanguml {
+namespace t00022 {
+
+class A {
+public:
+    void template_method()
+    {
+        method1();
+        method2();
+    }
+
+protected:
+    virtual void method1() = 0;
+    virtual void method2() = 0;
+};
+
+class A1 : public A {
+protected:
+    void method1() override { }
+    void method2() override { }
+};
+
+class A2 : public A {
+protected:
+    void method1() override { }
+    void method2() override { }
+};
+
+}
+}
+
+```
+## Generated UML diagrams
+![t00022_class](./t00022_class.png "Template method pattern")

tests/t00022/.clanguml

@@ -0,0 +1,12 @@
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t00022_class:
+    type: class
+    glob:
+      - ../../tests/t00022/t00022.cc
+    using_namespace:
+      - clanguml::t00022
+    include:
+      namespaces:
+        - clanguml::t00022

tests/t00022/t00022.cc

@@ -0,0 +1,31 @@
+#include <memory>
+
+namespace clanguml {
+namespace t00022 {
+
+class A {
+public:
+    void template_method()
+    {
+        method1();
+        method2();
+    }
+
+protected:
+    virtual void method1() = 0;
+    virtual void method2() = 0;
+};
+
+class A1 : public A {
+protected:
+    void method1() override {}
+    void method2() override {}
+};
+
+class A2 : public A {
+protected:
+    void method1() override {}
+    void method2() override {}
+};
+}
+}

tests/t00022/test_case.h

@@ -0,0 +1,50 @@
+/**
+ * tests/t00022/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("t00022", "[test-case][class]")
+{
+    auto [config, db] = load_config("t00022");
+
+    auto diagram = config.diagrams["t00022_class"];
+
+    REQUIRE(diagram->name == "t00022_class");
+
+    REQUIRE(diagram->include.namespaces.size() == 1);
+    REQUIRE_THAT(diagram->include.namespaces,
+        VectorContains(std::string{"clanguml::t00022"}));
+
+    REQUIRE(diagram->exclude.namespaces.size() == 0);
+
+    REQUIRE(diagram->should_include("clanguml::t00022::A"));
+
+    auto model = generate_class_diagram(db, diagram);
+
+    REQUIRE(model.name == "t00022_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, IsAbstractClass(_A("A")));
+    REQUIRE_THAT(puml, IsClass(_A("A1")));
+    REQUIRE_THAT(puml, IsClass(_A("A2")));
+
+    save_puml(
+        "./" + config.output_directory + "/" + diagram->name + ".puml", puml);
+}

tests/test_cases.cc

@@ -125,6 +125,7 @@ using namespace clanguml::test::matchers;
 #include "t00019/test_case.h"
 #include "t00020/test_case.h"
 #include "t00021/test_case.h"
+#include "t00022/test_case.h"
 
 //
 // Sequence diagram tests

tests/test_cases.yaml

@@ -60,6 +60,9 @@ test_cases:
     - name: t00021
       title: Visitor pattern
       description:
+    - name: t00022
+      title: Template method pattern
+      description:
   Sequence diagrams:
     - name: t20001
       title: Basic sequence diagram