Tests for scheduleStatsPersistTick and destroy methods in ComponentActor were written.

Signed-off-by: Oleksandra Matviienko <al.zzzeebra@gmail.com>

application/src/main/java/org/thingsboard/server/actors/service/ComponentActor.java

@@ -77,7 +77,7 @@ public abstract class ComponentActor<T extends EntityId, P extends ComponentMsgP
         }
     }
 
-    private void scheduleStatsPersistTick() {
+    void scheduleStatsPersistTick() {
         try {
             this.statsScheduledFuture = processor.scheduleStatsPersistTick(ctx, systemContext.getStatisticsPersistFrequency());
         } catch (Exception e) {

application/src/test/java/org/thingsboard/server/actors/service/ComponentActorTest.java

@@ -0,0 +1,74 @@
+/**
+ * Copyright © 2016-2024 The Thingsboard Authors
+ *
+ * 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.
+ */
+package org.thingsboard.server.actors.service;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.BDDMockito;
+import org.mockito.Mockito;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.thingsboard.server.actors.ActorSystemContext;
+import org.thingsboard.server.actors.shared.ComponentMsgProcessor;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.msg.TbActorStopReason;
+
+import java.util.concurrent.ScheduledFuture;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyLong;
+
+class ComponentActorTest {
+    ComponentActor componentActor;
+
+    @BeforeEach
+    void setUp() {
+        componentActor = Mockito.mock(ComponentActor.class);
+    }
+
+    @Test
+    void scheduleStatsPersistTickTest() {
+        Assertions.assertNull(componentActor.statsScheduledFuture);
+        ScheduledFuture<?> statsScheduledFuture = Mockito.mock(ScheduledFuture.class);
+        ActorSystemContext systemContext = Mockito.mock(ActorSystemContext.class);
+        ReflectionTestUtils.setField(componentActor, "systemContext", systemContext);
+        ComponentMsgProcessor<?> processor = Mockito.mock(ComponentMsgProcessor.class);
+        componentActor.processor = processor;
+        BDDMockito.willReturn(statsScheduledFuture).given(processor).scheduleStatsPersistTick(any(), anyLong());
+        BDDMockito.willCallRealMethod().given(componentActor).scheduleStatsPersistTick();
+
+        componentActor.scheduleStatsPersistTick();
+
+        Assertions.assertNotNull(componentActor.statsScheduledFuture);
+    }
+
+    @Test
+    void destroyTest() {
+        ScheduledFuture<?> statsScheduledFuture = Mockito.mock(ScheduledFuture.class);
+        componentActor.statsScheduledFuture = statsScheduledFuture;
+        Assertions.assertNotNull(componentActor.statsScheduledFuture);
+        Throwable cause = new Throwable();
+        EntityId id = Mockito.mock(EntityId.class);
+        ReflectionTestUtils.setField(componentActor, "id", id);
+        BDDMockito.willCallRealMethod().given(componentActor).destroy(any(), any());
+
+        componentActor.destroy(TbActorStopReason.STOPPED, cause);
+
+        Mockito.verify(statsScheduledFuture).cancel(false);
+        Assertions.assertNull(componentActor.statsScheduledFuture);
+    }
+
+}