Excluding Application Event Listener in testing?












1















I am facing problem in figuring this out.



I am using caching in my application and loading it on application startup using Listeners.



@EventListener(ApplicationReadyEvent.class)
public void LoadCache() {
refreshCache();
}

public void refreshCache() {
clearCache(); // clears cache if present
populateCache();
}
public void populateCache() {
// dao call to get values to be populated in cache
List<Game> games = gamesDao.findAllGames();
// some method to populate these games in cache.
}


This works all fine when I am running the application. The problem however occurs when I run the test cases, the LoadCache() is being called when the setup is being run. I don't want this to run while the tests are being executed.



This is a sample test case



@RunWith(SpringRunner.class)
@SpringBootTest(classes = GameServiceApplication.class)
public class GameEngineTest {
@Test
public void testSomeMethod() {
// some logic
}
}









share|improve this question

























  • What type of testing are you using?

    – Jonathan Johx
    Nov 27 '18 at 20:40











  • Junits, I have added a sample test case to the question

    – Akshaya Kumar T
    Nov 28 '18 at 3:16











  • It's OK do you want to exclude a class or a method?

    – Jonathan Johx
    Nov 28 '18 at 4:32











  • I want to exclude LoadCache() method

    – Akshaya Kumar T
    Nov 28 '18 at 6:51
















1















I am facing problem in figuring this out.



I am using caching in my application and loading it on application startup using Listeners.



@EventListener(ApplicationReadyEvent.class)
public void LoadCache() {
refreshCache();
}

public void refreshCache() {
clearCache(); // clears cache if present
populateCache();
}
public void populateCache() {
// dao call to get values to be populated in cache
List<Game> games = gamesDao.findAllGames();
// some method to populate these games in cache.
}


This works all fine when I am running the application. The problem however occurs when I run the test cases, the LoadCache() is being called when the setup is being run. I don't want this to run while the tests are being executed.



This is a sample test case



@RunWith(SpringRunner.class)
@SpringBootTest(classes = GameServiceApplication.class)
public class GameEngineTest {
@Test
public void testSomeMethod() {
// some logic
}
}









share|improve this question

























  • What type of testing are you using?

    – Jonathan Johx
    Nov 27 '18 at 20:40











  • Junits, I have added a sample test case to the question

    – Akshaya Kumar T
    Nov 28 '18 at 3:16











  • It's OK do you want to exclude a class or a method?

    – Jonathan Johx
    Nov 28 '18 at 4:32











  • I want to exclude LoadCache() method

    – Akshaya Kumar T
    Nov 28 '18 at 6:51














1












1








1








I am facing problem in figuring this out.



I am using caching in my application and loading it on application startup using Listeners.



@EventListener(ApplicationReadyEvent.class)
public void LoadCache() {
refreshCache();
}

public void refreshCache() {
clearCache(); // clears cache if present
populateCache();
}
public void populateCache() {
// dao call to get values to be populated in cache
List<Game> games = gamesDao.findAllGames();
// some method to populate these games in cache.
}


This works all fine when I am running the application. The problem however occurs when I run the test cases, the LoadCache() is being called when the setup is being run. I don't want this to run while the tests are being executed.



This is a sample test case



@RunWith(SpringRunner.class)
@SpringBootTest(classes = GameServiceApplication.class)
public class GameEngineTest {
@Test
public void testSomeMethod() {
// some logic
}
}









share|improve this question
















I am facing problem in figuring this out.



I am using caching in my application and loading it on application startup using Listeners.



@EventListener(ApplicationReadyEvent.class)
public void LoadCache() {
refreshCache();
}

public void refreshCache() {
clearCache(); // clears cache if present
populateCache();
}
public void populateCache() {
// dao call to get values to be populated in cache
List<Game> games = gamesDao.findAllGames();
// some method to populate these games in cache.
}


This works all fine when I am running the application. The problem however occurs when I run the test cases, the LoadCache() is being called when the setup is being run. I don't want this to run while the tests are being executed.



This is a sample test case



@RunWith(SpringRunner.class)
@SpringBootTest(classes = GameServiceApplication.class)
public class GameEngineTest {
@Test
public void testSomeMethod() {
// some logic
}
}






spring-boot events caching junit






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 28 '18 at 3:15







Akshaya Kumar T

















asked Nov 27 '18 at 16:33









Akshaya Kumar TAkshaya Kumar T

2419




2419













  • What type of testing are you using?

    – Jonathan Johx
    Nov 27 '18 at 20:40











  • Junits, I have added a sample test case to the question

    – Akshaya Kumar T
    Nov 28 '18 at 3:16











  • It's OK do you want to exclude a class or a method?

    – Jonathan Johx
    Nov 28 '18 at 4:32











  • I want to exclude LoadCache() method

    – Akshaya Kumar T
    Nov 28 '18 at 6:51



















  • What type of testing are you using?

    – Jonathan Johx
    Nov 27 '18 at 20:40











  • Junits, I have added a sample test case to the question

    – Akshaya Kumar T
    Nov 28 '18 at 3:16











  • It's OK do you want to exclude a class or a method?

    – Jonathan Johx
    Nov 28 '18 at 4:32











  • I want to exclude LoadCache() method

    – Akshaya Kumar T
    Nov 28 '18 at 6:51

















What type of testing are you using?

– Jonathan Johx
Nov 27 '18 at 20:40





What type of testing are you using?

– Jonathan Johx
Nov 27 '18 at 20:40













Junits, I have added a sample test case to the question

– Akshaya Kumar T
Nov 28 '18 at 3:16





Junits, I have added a sample test case to the question

– Akshaya Kumar T
Nov 28 '18 at 3:16













It's OK do you want to exclude a class or a method?

– Jonathan Johx
Nov 28 '18 at 4:32





It's OK do you want to exclude a class or a method?

– Jonathan Johx
Nov 28 '18 at 4:32













I want to exclude LoadCache() method

– Akshaya Kumar T
Nov 28 '18 at 6:51





I want to exclude LoadCache() method

– Akshaya Kumar T
Nov 28 '18 at 6:51












1 Answer
1






active

oldest

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0














If you can move your EventListener in a separate class and make it as Bean, then you can use mockBean in your tests to mock a real implementation.



@Component
public class Listener {

@Autowired
private CacheService cacheService;

@EventListener(ApplicationReadyEvent.class)
public void LoadCache() {
cacheService.refreshCache();
}
}

@Service
public class CacheService {

...

public void refreshCache() {
..
}

public void populateCache() {
..
}
}


@RunWith(SpringRunner.class)
@SpringBootTest
public class CacheServiceTest {

@MockBean
private Listener listener;

@Test
public void test() {
// now the listener mocked and an event not received.
}
}


or you can use profiles to run this listener only in production mode.






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    active

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    0














    If you can move your EventListener in a separate class and make it as Bean, then you can use mockBean in your tests to mock a real implementation.



    @Component
    public class Listener {

    @Autowired
    private CacheService cacheService;

    @EventListener(ApplicationReadyEvent.class)
    public void LoadCache() {
    cacheService.refreshCache();
    }
    }

    @Service
    public class CacheService {

    ...

    public void refreshCache() {
    ..
    }

    public void populateCache() {
    ..
    }
    }


    @RunWith(SpringRunner.class)
    @SpringBootTest
    public class CacheServiceTest {

    @MockBean
    private Listener listener;

    @Test
    public void test() {
    // now the listener mocked and an event not received.
    }
    }


    or you can use profiles to run this listener only in production mode.






    share|improve this answer




























      0














      If you can move your EventListener in a separate class and make it as Bean, then you can use mockBean in your tests to mock a real implementation.



      @Component
      public class Listener {

      @Autowired
      private CacheService cacheService;

      @EventListener(ApplicationReadyEvent.class)
      public void LoadCache() {
      cacheService.refreshCache();
      }
      }

      @Service
      public class CacheService {

      ...

      public void refreshCache() {
      ..
      }

      public void populateCache() {
      ..
      }
      }


      @RunWith(SpringRunner.class)
      @SpringBootTest
      public class CacheServiceTest {

      @MockBean
      private Listener listener;

      @Test
      public void test() {
      // now the listener mocked and an event not received.
      }
      }


      or you can use profiles to run this listener only in production mode.






      share|improve this answer


























        0












        0








        0







        If you can move your EventListener in a separate class and make it as Bean, then you can use mockBean in your tests to mock a real implementation.



        @Component
        public class Listener {

        @Autowired
        private CacheService cacheService;

        @EventListener(ApplicationReadyEvent.class)
        public void LoadCache() {
        cacheService.refreshCache();
        }
        }

        @Service
        public class CacheService {

        ...

        public void refreshCache() {
        ..
        }

        public void populateCache() {
        ..
        }
        }


        @RunWith(SpringRunner.class)
        @SpringBootTest
        public class CacheServiceTest {

        @MockBean
        private Listener listener;

        @Test
        public void test() {
        // now the listener mocked and an event not received.
        }
        }


        or you can use profiles to run this listener only in production mode.






        share|improve this answer













        If you can move your EventListener in a separate class and make it as Bean, then you can use mockBean in your tests to mock a real implementation.



        @Component
        public class Listener {

        @Autowired
        private CacheService cacheService;

        @EventListener(ApplicationReadyEvent.class)
        public void LoadCache() {
        cacheService.refreshCache();
        }
        }

        @Service
        public class CacheService {

        ...

        public void refreshCache() {
        ..
        }

        public void populateCache() {
        ..
        }
        }


        @RunWith(SpringRunner.class)
        @SpringBootTest
        public class CacheServiceTest {

        @MockBean
        private Listener listener;

        @Test
        public void test() {
        // now the listener mocked and an event not received.
        }
        }


        or you can use profiles to run this listener only in production mode.







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 28 '18 at 11:51









        Anatoliy KorovinAnatoliy Korovin

        1065




        1065
































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