String testInstance = "test_instance";
        ComponentUtil.register(testInstance, String.class.getCanonicalName());

        String retrieved = ComponentUtil.getComponent(String.class);
        assertSame(testInstance, retrieved);
    }

    public void test_getComponent_byName_fromMap() {
        Integer testInstance = 42;
        String componentName = "testInteger";

    }

  @Test
  fun happyPath() {
    testInstances += this

    assertThat(serverA.started).isTrue()
    assertThat(serverB.started).isTrue()
    assertThat(serverC.started).isFalse()

    assertThat(serverD.started).isTrue()
    assertThat(serverE.started).isTrue()
    assertThat(serverF.started).isFalse()
  }

  private companion object {
    val testInstances = CopyOnWriteArrayList<StartStopTest>()

      store.put(field, server)

      server.start()
    }
  }

  override fun beforeEach(context: ExtensionContext) {
    val testInstance = context.testInstance.get()
    val store = context.getStore(Namespace.create(StartStop::class.java))

    val instanceFields =
      findAnnotatedFields(
        context.requiredTestClass,
        StartStop::class.java,

        UnsupportedSearchException exception = new UnsupportedSearchException(message);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_instanceOf() {
        // Test inheritance hierarchy
        UnsupportedSearchException exception = new UnsupportedSearchException("test");

        assertTrue(exception instanceof UnsupportedSearchException);

        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_instanceOf() {
        // Test that exception is instance of RuntimeException
        DictionaryExpiredException exception = new DictionaryExpiredException();
        assertTrue(exception instanceof RuntimeException);