a2-16.swift

func test_save() {
                
    //Give a todo item
    let name = "Todo1"
    let finished = false

    let expect = expectation(description: "Context Saved")

    waitForSavedNotification { (notification) in
        expect.fulfill()
    }

    _ = sut.insertTodoItem(name: name, finished: finished)

    //When save
    sut.save()

    //Assert save is called via notification (wait)
    waitForExpectations(timeout: 1, handler: nil)
  
}