From 5484a23647e049589fe351090c256ab4e8241014 Mon Sep 17 00:00:00 2001
From: Bartek Kryza <bkryza@gmail.com>
Date: Sun, 25 Jul 2021 13:18:52 +0200
Subject: [PATCH] Added template proxy design pattern test case

---
 tests/t00025/.clanguml   | 12 +++++++++
 tests/t00025/t00024.cc   | 39 ++++++++++++++++++++++++++++
 tests/t00025/t00025.cc   | 37 ++++++++++++++++++++++++++
 tests/t00025/test_case.h | 56 ++++++++++++++++++++++++++++++++++++++++
 tests/test_cases.cc      |  1 +
 tests/test_cases.yaml    |  3 +++
 6 files changed, 148 insertions(+)
 create mode 100644 tests/t00025/.clanguml
 create mode 100644 tests/t00025/t00024.cc
 create mode 100644 tests/t00025/t00025.cc
 create mode 100644 tests/t00025/test_case.h

diff --git a/tests/t00025/.clanguml b/tests/t00025/.clanguml
new file mode 100644
index 00000000..4a32003c
--- /dev/null
+++ b/tests/t00025/.clanguml
@@ -0,0 +1,12 @@
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t00025_class:
+    type: class
+    glob:
+      - ../../tests/t00025/t00025.cc
+    using_namespace:
+      - clanguml::t00025
+    include:
+      namespaces:
+        - clanguml::t00025
diff --git a/tests/t00025/t00024.cc b/tests/t00025/t00024.cc
new file mode 100644
index 00000000..ad0423d3
--- /dev/null
+++ b/tests/t00025/t00024.cc
@@ -0,0 +1,39 @@
+#include <memory>
+
+namespace clanguml {
+namespace t00025 {
+
+class Target {
+public:
+    virtual ~Target() = 0;
+
+    virtual void m1() = 0;
+    virtual void m2() = 0;
+};
+
+class Target1 : public Target {
+public:
+    void m1() override {}
+    void m2() override {}
+};
+
+class Target2 : public Target {
+public:
+    void m1() override {}
+    void m2() override {}
+};
+
+class Proxy : public Target {
+public:
+    Proxy(std::shared_ptr<Target> target)
+        : m_target{std::move(target)}
+    {
+    }
+    void m1() override { m_target->m1(); }
+    void m2() override { m_target->m2(); }
+
+private:
+    std::shared_ptr<Target> m_target;
+};
+}
+}
diff --git a/tests/t00025/t00025.cc b/tests/t00025/t00025.cc
new file mode 100644
index 00000000..a31a1837
--- /dev/null
+++ b/tests/t00025/t00025.cc
@@ -0,0 +1,37 @@
+#include <memory>
+
+namespace clanguml {
+namespace t00025 {
+
+class Target1 {
+public:
+    void m1() { }
+    void m2() { }
+};
+
+class Target2 {
+public:
+    void m1() { }
+    void m2() { }
+};
+
+template <typename T> class Proxy {
+public:
+    Proxy(std::shared_ptr<T> target)
+        : m_target {std::move(target)}
+    {
+    }
+    void m1() { m_target->m1(); }
+    void m2() { m_target->m2(); }
+
+private:
+    std::shared_ptr<T> m_target;
+};
+
+class ProxyHolder {
+public:
+    Proxy<Target1> proxy1;
+    Proxy<Target2> proxy2;
+};
+}
+}
diff --git a/tests/t00025/test_case.h b/tests/t00025/test_case.h
new file mode 100644
index 00000000..556ac90a
--- /dev/null
+++ b/tests/t00025/test_case.h
@@ -0,0 +1,56 @@
+/**
+ * tests/t00025/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("t00025", "[test-case][class]")
+{
+    auto [config, db] = load_config("t00025");
+
+    auto diagram = config.diagrams["t00025_class"];
+
+    REQUIRE(diagram->name == "t00025_class");
+
+    REQUIRE(diagram->include.namespaces.size() == 1);
+    REQUIRE_THAT(diagram->include.namespaces,
+        VectorContains(std::string{"clanguml::t00025"}));
+
+    REQUIRE(diagram->exclude.namespaces.size() == 0);
+
+    REQUIRE(diagram->should_include("clanguml::t00025::A"));
+
+    auto model = generate_class_diagram(db, diagram);
+
+    REQUIRE(model.name == "t00025_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("Target1")));
+    REQUIRE_THAT(puml, IsClass(_A("Target2")));
+    REQUIRE_THAT(puml, IsClassTemplate("Proxy", "T"));
+    REQUIRE_THAT(puml, IsInstantiation(_A("Proxy<T>"), _A("Proxy<Target1>")));
+    REQUIRE_THAT(puml, IsInstantiation(_A("Proxy<T>"), _A("Proxy<Target2>")));
+    REQUIRE_THAT(puml, IsAggregation(_A("ProxyHolder"), _A("Proxy<Target1>"), "+proxy1"));
+    REQUIRE_THAT(puml, IsAggregation(_A("ProxyHolder"), _A("Proxy<Target2>"), "+proxy2"));
+    REQUIRE_THAT(puml, !IsAggregation(_A("ProxyHolder"), _A("Target1"), "+proxy1"));
+    REQUIRE_THAT(puml, !IsAggregation(_A("ProxyHolder"), _A("Target2"), "+proxy2"));
+
+    save_puml(
+        "./" + config.output_directory + "/" + diagram->name + ".puml", puml);
+}
diff --git a/tests/test_cases.cc b/tests/test_cases.cc
index be6f76f9..36c830a8 100644
--- a/tests/test_cases.cc
+++ b/tests/test_cases.cc
@@ -128,6 +128,7 @@ using namespace clanguml::test::matchers;
 #include "t00022/test_case.h"
 #include "t00023/test_case.h"
 #include "t00024/test_case.h"
+#include "t00025/test_case.h"
 
 //
 // Sequence diagram tests
diff --git a/tests/test_cases.yaml b/tests/test_cases.yaml
index 6090f7d6..ab33058f 100644
--- a/tests/test_cases.yaml
+++ b/tests/test_cases.yaml
@@ -69,6 +69,9 @@ test_cases:
     - name: t00024
       title: Proxy pattern
       description:
+    - name: t00025
+      title: Template proxy pattern
+      description:
   Sequence diagrams:
     - name: t20001
       title: Basic sequence diagram