public void FishTankXml_ThrowsException_IfFishTankIsNull()
{
//Arrange
FishTank fishTank = null;
//Act / Assert
try
{
var fishXml = new FishTankXml(fishTank);
Assert.Fail();
}
catch (ArgumentException ex)
{
Assert.That(ex.Message, Is.EqualTo("Fish Tank cannot be null"));
}
}
public void GenerateFishTankXml_CreatesXmlDocumentWithNoFish_IfNoFishInTank()
{
//Arrange
var fishTank = new FishTank();
var fishXml = new FishTankXml(fishTank);
//Act
var fishXmlDocument = fishXml.GenerateFishTankXml();
//Assert
double totalFeed = Convert.ToDouble(fishXmlDocument.Root.Element("TotalFeed").Value);
Assert.That(totalFeed, Is.EqualTo(0));
Assert.That(fishXmlDocument.Root.Element("Fishes").IsEmpty, Is.True);
}
public void ImportFishTankXmlToFishTank_AddsFishesToFishTank()
{
//Arrange
string fishXml = @"<?xml version=""1.0"" encoding=""utf-8""?>
<FishTank>
<TotalFeed>0.7</TotalFeed>
<Fishes>
<Fish FishType=""FishTank.GoldFish, FishTank, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"">
<Name>Neil</Name>
<FoodRequired>0.1</FoodRequired>
</Fish>
<Fish FishType=""FishTank.GoldFish, FishTank, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"">
<Name>Boris</Name>
<FoodRequired>0.1</FoodRequired>
</Fish>
<Fish FishType=""FishTank.BabelFish, FishTank, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"">
<Name>Zaphod</Name>
<FoodRequired>0.3</FoodRequired>
</Fish>
<Fish FishType=""FishTank.AngelFish, FishTank, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null"">
<Name>Charlie</Name>
<FoodRequired>0.2</FoodRequired>
</Fish>
</Fishes>
</FishTank>";
XDocument fishXDoc = XDocument.Parse(fishXml);
FishTank fishTank = new FishTank();
FishTankXml fishTankXml = new FishTankXml();
//act
fishTank = fishTankXml.ImportFishTankXmlToFishTank(fishXDoc);
//assert
Assert.That(fishTank.Fish.Count, Is.EqualTo(4));
Assert.That(fishTank.Feed, Is.EqualTo(0.7));
}