public void TestSaveNull()
{
ISummitService summitService = new SummitService(null);
Assert.Throws<ArgumentNullException>(() => summitService.Save(null));
}
public void TestSave()
{
Mock<ISummitDao> summitDaoMock = new Mock<ISummitDao>();
summitDaoMock.Setup(x => x.Save(It.IsAny<Summit>()));
Summit summit = new Summit();
ISummitService summitService = new SummitService(summitDaoMock.Object);
summitService.Save(summit);
summitDaoMock.Verify(x=>x.Save(summit),Times.Once);
}