public void SubstractTest()
{
WaterPacket wwc2 = (WaterPacket)WWC.Substract(70);
Assert.AreEqual(70, wwc2.Volume);
Assert.IsTrue(wwc2.Chemicals.ContainsKey(Cl));
Assert.IsTrue(wwc2.Chemicals.ContainsKey(Na));
Assert.AreEqual(0.7 * 3.0, wwc2.Chemicals[Na], 0.0000001);
Assert.AreEqual(0.3 * 3.0, WWC.Chemicals[Na], 0.0000001);
Assert.AreEqual(WWC.GetConcentration(Cl), wwc2.GetConcentration(Cl));
}
public void SubtractTest()
{
int ID1 = 1;
WaterPacket w = new WaterPacket(500);
w.IDForComposition = ID1;
IWaterPacket w2 = w.Substract(230);
Assert.AreEqual(270, w.Volume);
Assert.AreEqual(230, w2.Volume);
Assert.AreEqual(1, w.Composition[ID1]);
Assert.AreEqual(1, w.Composition[ID1]);
IWaterPacket w3 = w.Substract(1000);
Assert.AreEqual(0, w.Volume);
Assert.AreEqual(270, w3.Volume);
Assert.AreEqual(1, w3.Composition[ID1]);
}