public void TestSaveNull()
{
IAreaService areaService = new AreaService(null);
Assert.Throws<ArgumentNullException>(() => areaService.Save(null));
}
public void TestSave()
{
Mock<IAreaDao> areaDaoMock = new Mock<IAreaDao>();
areaDaoMock.Setup(x => x.Save(It.IsAny<Area>()));
Area area = new Area();
IAreaService areaService = new AreaService(areaDaoMock.Object);
areaService.Save(area);
areaDaoMock.Verify(x=>x.Save(area), Times.Once);
}
