public void GetByZipCode_ValidZipCode_ReturnsNonNullLocation()
{
// Arrange
var locationService = new LocationService(new FakeLocationRepository());
// Act
Location sacto = locationService.GetByZipCode("95814");
// Assert
Assert.NotNull(sacto);
}
public void GetByZipCode_WhiteSpaceZipCode_ThrowsArgumentException()
{
var locationService = new LocationService(new FakeLocationRepository());
var argEx = Assert.Throws<ArgumentException>(() => locationService.GetByZipCode("\t "));
Assert.True(argEx.Message.StartsWith("ZIP Code must be"));
}
public void GetByZipCode_InvalidZipCode_ReturnsNullLocation()
{
// Arrange
var locationService = new LocationService(new FakeLocationRepository());
// Act
Location fantasyLand = locationService.GetByZipCode("xzy123");
// Assert
Assert.Null(fantasyLand);
}
