### Question:
CloudantRow { public String getId() { return id; }  ToDo getValue(); void setValue(ToDo value); int getKey(); void setKey(int key); String getId(); void setId(String id); CloudantToDo getDoc(); void setDoc(CloudantToDo doc);  }### Answer:
@Test public void testGetId() { CloudantRow row = new CloudantRow(); row.setId("123"); assertEquals("123", row.getId()); }