@Test
public void testPut()
{

    PersonStore store = new PersonStore(new StoreConfig(), ticker);
    store.put("foo", createPerson("foo@example.com", "Mr Foo"));
    assertThat(store.get("foo")).isEqualTo(createPerson("foo@example.com", "Mr Foo"));
    assertThat(store.getAll()).hasSize(1);
}