public void SetFactionRelationshipDeltaShouldWorkMutualUnmutual()
{
Faction faction = new Faction(_factionContainer, "testIdName", "Test Faction");
Faction faction2 = new Faction(_factionContainer, "testIdName2", "Test Faction2");
faction.SetMutualRelationship(faction2, 5);
faction.ChangeMutualRelationship(faction2, 20);
Assert.AreEqual(25, faction.GetRelationship(faction2));
Assert.AreEqual(25, faction2.GetRelationship(faction));
faction.ChangeMutualRelationship(faction2, -30);
Assert.AreEqual(-5, faction.GetRelationship(faction2));
Assert.AreEqual(-5, faction2.GetRelationship(faction));
faction.ChangeRelationship(faction2, 10);
Assert.AreEqual(5, faction.GetRelationship(faction2));
Assert.AreEqual(-5, faction2.GetRelationship(faction));
}