Merge pull request #240 from scratchcpp/engine_isrunning_method

Add isRunning method to Engine

Author: adazem009

include/scratchcpp/iengine.h

@@ -85,6 +85,9 @@ class LIBSCRATCHCPP_EXPORT IEngine
          */
         virtual void run() = 0;
 
+        /*! Returns true if the project is currently running. */
+        virtual bool isRunning() const = 0;
+
         /*! Returns the framerate of the project. */
         virtual double fps() const = 0;
 

src/engine/internal/engine.cpp

@@ -352,6 +352,11 @@ void Engine::run()
     stop();
 }
 
+bool Engine::isRunning() const
+{
+    return m_running;
+}
+
 double Engine::fps() const
 {
     return m_fps;

src/engine/internal/engine.h

@@ -36,6 +36,8 @@ class Engine : public IEngine
         void initClone(libscratchcpp::Sprite *clone) override;
         void run() override;
 
+        bool isRunning() const override;
+
         double fps() const override;
         void setFps(double fps) override;
 

test/engine/engine_test.cpp

@@ -34,6 +34,22 @@ TEST(EngineTest, Clear)
     ASSERT_TRUE(engine.registeredSections().empty());
 }
 
+TEST(EngineTest, IsRunning)
+{
+    Engine engine;
+    ASSERT_FALSE(engine.isRunning());
+
+    engine.start();
+    ASSERT_TRUE(engine.isRunning());
+
+    engine.stop();
+    ASSERT_FALSE(engine.isRunning());
+
+    engine.start();
+    engine.run();
+    ASSERT_FALSE(engine.isRunning());
+}
+
 TEST(EngineTest, Fps)
 {
     Engine engine;

test/mocks/enginemock.h

@@ -24,6 +24,8 @@ class EngineMock : public IEngine
         MOCK_METHOD(void, initClone, (Sprite *), (override));
         MOCK_METHOD(void, run, (), (override));
 
+        MOCK_METHOD(bool, isRunning, (), (const, override));
+
         MOCK_METHOD(double, fps, (), (const, override));
         MOCK_METHOD(void, setFps, (double fps), (override));