chore: add unit test

src/test/java/de/caritas/cob/userservice/api/workflow/delete/action/asker/DeleteSingleRoomActionTest.java

@@ -0,0 +1,76 @@
+package de.caritas.cob.userservice.api.workflow.delete.action.asker;
+
+import static java.util.Collections.emptyList;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.hasSize;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoMoreInteractions;
+import static org.powermock.reflect.Whitebox.setInternalState;
+
+import de.caritas.cob.userservice.api.adapters.rocketchat.RocketChatService;
+import de.caritas.cob.userservice.api.exception.rocketchat.RocketChatDeleteGroupException;
+import de.caritas.cob.userservice.api.workflow.delete.model.DeletionWorkflowError;
+import de.caritas.cob.userservice.api.workflow.delete.model.RocketchatRoomDeletionWorkflowDTO;
+import java.util.ArrayList;
+import java.util.List;
+import org.jeasy.random.EasyRandom;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.slf4j.Logger;
+
+@RunWith(MockitoJUnitRunner.class)
+public class DeleteSingleRoomActionTest {
+
+  @InjectMocks private DeleteSingleRoomAction deleteSingleRoomAction;
+
+  @Mock private RocketChatService rocketChatService;
+
+  @Mock private Logger logger;
+
+  @Before
+  public void setup() {
+    setInternalState(DeleteSingleRoomAction.class, "log", logger);
+  }
+
+  @Test
+  public void
+      execute_Should_returnEmptyListAndPerformAllDeletions_When_userSessionIsDeletedSuccessful()
+          throws Exception {
+    String rocketChatId = new EasyRandom().nextObject(String.class);
+    RocketchatRoomDeletionWorkflowDTO workflowDTO =
+        new RocketchatRoomDeletionWorkflowDTO(rocketChatId, emptyList());
+
+    this.deleteSingleRoomAction.execute(workflowDTO);
+    List<DeletionWorkflowError> workflowErrors = workflowDTO.getDeletionWorkflowErrors();
+
+    assertThat(workflowErrors, hasSize(0));
+    verifyNoMoreInteractions(this.logger);
+    verify(this.rocketChatService, times(1)).deleteGroupAsTechnicalUser(any());
+  }
+
+  @Test
+  public void
+      execute_Should_returnExpectedWorkflowErrors_When_noUserSessionDeletedStepIsSuccessful()
+          throws Exception {
+    doThrow(new RocketChatDeleteGroupException(new RuntimeException()))
+        .when(this.rocketChatService)
+        .deleteGroupAsTechnicalUser(any());
+
+    RocketchatRoomDeletionWorkflowDTO workflowDTO =
+        new RocketchatRoomDeletionWorkflowDTO("rocketChatId", new ArrayList<>());
+
+    this.deleteSingleRoomAction.execute(workflowDTO);
+    List<DeletionWorkflowError> workflowErrors = workflowDTO.getDeletionWorkflowErrors();
+
+    assertThat(workflowErrors, hasSize(1));
+    verify(logger, times(1)).error(anyString(), any(Exception.class));
+  }
+}