[c] Added callback recursion issue to test suite

spine-c/spine-c-unit-tests/tests/MemoryTestFixture.cpp

@@ -179,4 +179,44 @@ void MemoryTestFixture::reproduceIssue_777()
 	DisposeAll(skeleton, state, stateData, skeletonData, atlas);
 }
 
+spSkeleton* skeleton = nullptr;
+static void  spineAnimStateHandler(spAnimationState* state, int type, spTrackEntry* entry, spEvent* event)
+{
+	if (type == SP_ANIMATION_COMPLETE)
+	{
+		spAnimationState_setAnimationByName(state, 0, "walk", false);
+		spAnimationState_update(state, 0);
+		spAnimationState_apply(state, skeleton);
+	}
+}
+
+void MemoryTestFixture::reproduceIssue_Loop()
+{
+	spAtlas* atlas = nullptr;
+	spSkeletonData* skeletonData = nullptr;
+	spAnimationStateData* stateData = nullptr;
+	spAnimationState* state = nullptr;
+
+	//////////////////////////////////////////////////////////////////////////
+	// Initialize Animations
+	LoadSpineboyExample(atlas, skeletonData, stateData, skeleton, state);
+
+	///////////////////////////////////////////////////////////////////////////
+
+	if (state)
+		state->listener = (spAnimationStateListener)&spineAnimStateHandler;
+
+	spAnimationState_setAnimationByName(state, 0, "walk", false);
+
+	// run normal update
+	for (int i = 0; i < 50; ++i) {
+		const float timeSlice = 1.0f / 60.0f;
+		spSkeleton_update(skeleton, timeSlice);
+		spAnimationState_update(state, timeSlice);
+		spAnimationState_apply(state, skeleton);
+	}
+
+	DisposeAll(skeleton, state, stateData, skeletonData, atlas);
+}
+
 

spine-c/spine-c-unit-tests/tests/MemoryTestFixture.h

@@ -17,6 +17,7 @@ public:
 		// Comment out here to disable individual test cases 
 		TEST_CASE(reproduceIssue_776);
 		TEST_CASE(reproduceIssue_777);
+		TEST_CASE(reproduceIssue_Loop);
 
 		initialize();
 	}
@@ -29,6 +30,7 @@ public:
 public:
 	void reproduceIssue_776();
 	void reproduceIssue_777();
+	void reproduceIssue_Loop(); // http://esotericsoftware.com/forum/spine-c-3-5-animation-jerking-7451
 
 	//////////////////////////////////////////////////////////////////////////
 	// test fixture setup