[3.0] Adding ObjectDestructionTracker to dali-test-suite-utils for testing object...

ControlImpl tests using ObjectDestructionFunctor to pass to object destrcution signal and confirm control has been destroyed.

Change-Id: I9e59089213b6257d5c2a4094e2fbf352f2f376d1

diff --git a/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.cpp b/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.cpp
index 467bb52..b50f506 100644 (file)
--- a/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.cpp
+++ b/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.cpp
@@ -337,3 +337,51 @@ BufferImage CreateBufferImage()
 {
   return CreateBufferImage(4, 4, Color::WHITE);
 }
+
+namespace Test
+{
+
+struct ObjectDestructionFunctor
+{
+  // Create a ObjectDestructionFunctor passing in a Dali::RefObject* to be monitored and a bool variable.
+  // Create ObjectRegistry instance and connect to the ObjectDestroyedSignal passing in the above functor for the callback.
+  // Get the ObjectPointer (Actor::GetObjectPtr) of the Actor to be checked for destruction and assign it to the Dali::RefObject*
+  // Check the bool variable which would be true when object destroyed.
+  ObjectDestructionFunctor( Dali::RefObject* objectPtr, bool& refObjectDestroyed )
+  : refObjectPointerToCheck( objectPtr ),
+    refObjectDestroyedBoolean( refObjectDestroyed )
+  {
+    refObjectDestroyed = false;
+  }
+
+  void operator()( const Dali::RefObject* objectPointer )
+  {
+    if ( refObjectPointerToCheck == objectPointer )
+    {
+      refObjectDestroyedBoolean = true;
+    }
+  }
+
+  Dali::RefObject* refObjectPointerToCheck;
+  bool& refObjectDestroyedBoolean;
+};
+
+ObjectDestructionTracker::ObjectDestructionTracker()
+  :mRefObjectDestroyed( false)
+{
+}
+
+void ObjectDestructionTracker::Start( Actor actor )
+{
+  ObjectDestructionFunctor destructionFunctor( actor.GetObjectPtr(), mRefObjectDestroyed );
+
+  ObjectRegistry objectRegistry = Stage::GetCurrent().GetObjectRegistry();
+  objectRegistry.ObjectDestroyedSignal().Connect( this, destructionFunctor );
+}
+
+bool ObjectDestructionTracker::IsDestroyed()
+{
+   return mRefObjectDestroyed;
+}
+
+} // namespace Test

diff --git a/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.h b/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.h
index 7f81872..9e0364b 100644 (file)
--- a/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.h
+++ b/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/dali-test-suite-utils.h
@@ -499,4 +499,46 @@ struct DefaultFunctionCoverage
 BufferImage CreateBufferImage();
 BufferImage CreateBufferImage(int width, int height, const Vector4& color);
 
+// Test namespace to prevent pollution of Dali namespace, add Test helper functions here
+namespace Test
+{
+/**
+ *  @brief
+ *
+ *  Helper to check object destruction occurred
+ *  1) In main part of code create an ObjectDestructionTracker
+ *  2) Within sub section of main create object Actor test and call Start with Actor to test for destruction
+ *  3) Perform code which is expected to destroy Actor
+ *  4) Back in main part of code use IsDestroyed() to test if Actor was destroyed
+ */
+class ObjectDestructionTracker : public ConnectionTracker
+{
+public:
+
+  /**
+   * @brief
+   *
+   * Call in main part of code
+   */
+  ObjectDestructionTracker();
+
+  /**
+   * @brief Call in sub bock of code where the Actor being checked is still alive.
+   *
+   * @param[in] actor Actor to be checked for destruction
+   */
+  void Start( Actor actor );
+
+  /**
+   * @brief Call to check if Actor alive or destroyed.
+   * @return bool true if Actor was destroyed
+   */
+  bool IsDestroyed();
+
+private:
+  bool mRefObjectDestroyed;
+};
+
+} // namespace Test
+
 #endif // __DALI_TEST_SUITE_UTILS_H__