code: #set( $symbol_pound = '#' )
  #set( $symbol_dollar = '$' )
  #set( $symbol_escape = '\' )
  package ${package};
  
  import eu.wdaqua.qanary.commons.QanaryMessage;
  import eu.wdaqua.qanary.commons.config.QanaryConfiguration;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.slf4j.Logger;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.fail;
  import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
  import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
  import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
  import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
  
  import java.net.URI;
  import java.net.URISyntaxException;
  import java.util.Map.Entry;
  
  import javax.inject.Inject;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.http.MediaType;
  import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
  import org.springframework.test.context.web.WebAppConfiguration;
  import org.springframework.test.web.servlet.MockMvc;
  import org.springframework.test.web.servlet.MvcResult;
  import org.springframework.test.web.servlet.setup.MockMvcBuilders;
  import org.springframework.web.context.WebApplicationContext;
  import org.springframework.web.servlet.view.InternalResourceViewResolver;
  
  import static eu.wdaqua.qanary.commons.config.QanaryConfiguration.endpointKey;
  import static eu.wdaqua.qanary.commons.config.QanaryConfiguration.inGraphKey;
  import static eu.wdaqua.qanary.commons.config.QanaryConfiguration.outGraphKey;
  
  import eu.wdaqua.qanary.commons.QanaryMessage;
  import eu.wdaqua.qanary.commons.config.QanaryConfiguration;
  import eu.wdaqua.qanary.component.QanaryServiceController;
  
  @SpringBootTest(classes = Application.class)
  @WebAppConfiguration
  public class QanaryServiceControllerTest {
  
  	private static final Logger logger = LoggerFactory.getLogger(QanaryServiceControllerTest.class);
  
      private MockMvc mockMvc;
      @Autowired
      private WebApplicationContext applicationContext;
  
      /**
       * initialize local controller enabled for tests
       */
      @BeforeEach
      public void setUp() {
          this.mockMvc = MockMvcBuilders.webAppContextSetup(this.applicationContext).build();
      }
  
      /**
       * test description interface
       *
       * @throws Exception
       */
      @Test
      void testDescriptionAvailable() throws Exception {
          mockMvc.perform(get(QanaryConfiguration.description)) // fetch
                  .andExpect(status().isOk()) // HTTP 200
                  .andReturn(); //
      }
  
      /**
       * test correct message format
       */
      @Test
      void testMessageFromJson() {
          // create message from JSON string
          QanaryMessage message;
          try {
              message = new QanaryMessage(new URI(endpointKey), new URI(inGraphKey), new URI(outGraphKey));
  
              URI endpointKeyUrlFromMessage = message.getEndpoint();
              assertNotNull(endpointKeyUrlFromMessage);
  
              URI endpointKeyUrlFromHere = new URI(endpointKey);
  
              // TODO: more tests to ensure mechanism
              assertEquals(endpointKeyUrlFromMessage.toString(), endpointKeyUrlFromHere.toString());
  
          } catch (URISyntaxException e) {
              e.printStackTrace();
              fail(e.getMessage());
          }
      }
  }