title: Failed to load ApplicationContext (with annotation)
body: <p>This is my class for test.</p>
  
  <pre><code>@RunWith(SpringJUnit4ClassRunner.class)
  @ContextConfiguration(classes = AppConfig.class, loader = AnnotationConfigContextLoader.class)
  public class UserServiceImplIT {
  
      @Autowired
      private SampleService sampleService; 
  
      @BeforeClass
      public static void setUp() {
          System.out.println("-----&gt; SETUP &lt;-----");
      }
  
      @Test
      public void testSampleService() {
          assertTrue(true);
      }
  }      
  </code></pre>
  
  <p>exception (many exceptions, main :
   <code>Failed to load ApplicationContext</code>,<br>
   <code>Error creating bean with name 'defaultServletHandlerMapping'</code>.<br>
  <code>Failed to instantiate [org.springframework.web.servlet.HandlerMapping]: Factory method 'defaultServletHandlerMapping' threw exception;</code>,<br>
  <code>A ServletContext is required to configure default servlet handling</code>
  )</p>
  
  <blockquote>
    <p>java.lang.IllegalStateException: Failed to load ApplicationContext
        at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:124)
        at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:83)
        at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:117)
        at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:83)
        at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:228)
        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:230)
        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:289)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:291)
        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:249)
        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:89)
        at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
        at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
        at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
        at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
        at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
        at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70)
        at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
        at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:193)
        at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
        at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:78)
        at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:212)
        at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:68)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:491)
        at com.intellij.rt.execution.application.AppMain.main(AppMain.java:140)
    Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'defaultServletHandlerMapping' defined in class org.springframework.web.servlet.config.annotation.DelegatingWebMvcConfiguration: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.web.servlet.HandlerMapping]: Factory method 'defaultServletHandlerMapping' threw exception; nested exception is java.lang.IllegalArgumentException: A ServletContext is required to configure default servlet handling
        at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:599)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1123)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1018)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510)
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)
        at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
        at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
        at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
        at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)</p>
  </blockquote>
  
  <p>AppConfig - basic configuration file.</p>
  
  <pre><code>@Configuration
  @ComponentScan("ru.moneymanager.web")
  @EnableWebMvc
  @EnableTransactionManagement
  @PropertySource(value = {"classpath:application.properties"})
  @Import({SecurityConfig.class,})
  public class AppConfig {
  
      @Bean
      public SampleService getSampleService() {
          return new SampleServiceImpl();
      }
  
      @Bean
      public InternalResourceViewResolver setupViewResolver() {
          InternalResourceViewResolver resolver = new InternalResourceViewResolver();
          resolver.setPrefix("/WEB-INF/pages/");
          resolver.setSuffix(".jsp");
          resolver.setViewClass(JstlView.class);
  
          return resolver;
      }
  
      @Autowired
      private Environment environment;
  
      @Bean
      public LocalSessionFactoryBean sessionFactory() {
          LocalSessionFactoryBean sessionFactory = new LocalSessionFactoryBean();
          sessionFactory.setDataSource(dataSource());
          sessionFactory.setPackagesToScan(new String[]{"ru.moneymanager.web"});
          sessionFactory.setHibernateProperties(hibernateProperties());
          return sessionFactory;
      }
  
      @Bean
      public DataSource dataSource() {
          DriverManagerDataSource dataSource = new DriverManagerDataSource();
          dataSource.setDriverClassName(environment.getRequiredProperty("jdbc.driverClassName"));
          dataSource.setUrl(environment.getRequiredProperty("jdbc.url"));
          dataSource.setUsername(environment.getRequiredProperty("jdbc.username"));
          dataSource.setPassword(environment.getRequiredProperty("jdbc.password"));
          return dataSource;
      }
  
      private Properties hibernateProperties() {
          Properties properties = new Properties();
          properties.put("hibernate.dialect", environment.getRequiredProperty("hibernate.dialect"));
          properties.put("hibernate.show_sql", environment.getRequiredProperty("hibernate.show_sql"));
          properties.put("hibernate.format_sql", environment.getRequiredProperty("hibernate.format_sql"));
          properties.put("hibernate.hbm2ddl.auto", environment.getRequiredProperty("hibernate.hbm2ddl.auto"));
          return properties;
      }
  
      @Bean
      @Autowired
      public HibernateTransactionManager transactionManager(SessionFactory s) {
          HibernateTransactionManager txManager = new HibernateTransactionManager();
          txManager.setSessionFactory(s);
          return txManager;
      }
  }       
  </code></pre>
  
  <p>SecurityConfig </p>
  
  <pre><code>@Configuration
  @ComponentScan("ru.moneymanager.web")
  @EnableWebSecurity
  @EnableGlobalMethodSecurity(prePostEnabled=true)
  public class SecurityConfig extends WebSecurityConfigurerAdapter {
      @Autowired
      AuthenticationService authenticationService;
      @Override
      protected void configure(HttpSecurity http) throws Exception {
          CharacterEncodingFilter filter = new CharacterEncodingFilter();
          filter.setEncoding("UTF-8");
          filter.setForceEncoding(true);
          // отключена защита csrf на время тестов
          http.csrf().disable().addFilterBefore(filter,CsrfFilter.class);
          http.authorizeRequests().antMatchers("/account/**").hasRole("USER")
              .antMatchers("/user/**").hasRole("ADMIN")
              .and().formLogin();
      }
      @Autowired
      public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {
          auth.userDetailsService(authenticationService);
      }   
  }       
  </code></pre>
  
  <p>other configuration files <a href="https://github.com/Money-control/maoneymanagerrep/tree/CreateTestsForServices/src/main/java/ru/moneymanager/web/config" rel="noreferrer">config</a><br>
  this project in git  <a href="https://github.com/Money-control/maoneymanagerrep/tree/CreateTestsForServices/src" rel="noreferrer">project</a><br>
  tell me, what's wrong? Why the error?</p>