@Test public void testDelete() throws Exception { underTest.put("a", "b"); underTest.delete("a"); assertNull(underTest.get("a")); }
public void delete(String key) { backend.remove(key); }
KVRepository { public void delete(String key) { backend.remove(key); } }
KVRepository { public void delete(String key) { backend.remove(key); }  }
KVRepository { public void delete(String key) { backend.remove(key); }  String get(String key); void put(String key, String body); void delete(String key); Set<String> keys(); }
KVRepository { public void delete(String key) { backend.remove(key); }  String get(String key); void put(String key, String body); void delete(String key); Set<String> keys();  }