public void DynamicStateMachine_Instance()
{
// Arrange
var entity = new Entity();
var machine = new DynamicStateMachine <Entity, IComponent>(entity, s => entity.Add(s), s => entity.Remove(s));
var component2_at_arrange = new Component2()
{
};
machine.CreateState("A").Add(component2_at_arrange);
machine.CreateState("B").Add(new Component3()
{
});
// Act & Assert
Assert.AreEqual(entity.components.Count, 0);
machine.ChangeState("A");
Assert.AreEqual(entity.components.Count, 1);
var component2_at_first = entity.Get <Component2>();
Assert.AreEqual(component2_at_first.GetType(), typeof(Component2));
Assert.AreEqual(component2_at_first, component2_at_arrange);
machine.ChangeState("B");
Assert.AreEqual(entity.components.Count, 1);
Assert.AreEqual(entity.Get <Component3>().GetType(), typeof(Component3));
machine.ChangeState("A");
Assert.AreEqual(entity.components.Count, 1);
var component2_at_second = entity.Get <Component2>();
Assert.AreEqual(component2_at_second.GetType(), typeof(Component2));
Assert.AreEqual(component2_at_second, component2_at_first);
}
public void DynamicStateMachine_KeyValue()
{
// Arrange
var dictionary = new Dictionary <string, string>();
var machine = new DynamicStateMachine <Dictionary <string, string>, string, string>(dictionary, (k, v) => dictionary.Add(k, v), k => dictionary.Remove(k));
machine.CreateState("Hex2Dec")
.Add("A", "10")
.Add("B", "11");
machine.CreateState("Dec2Hex")
.Add("10", "A")
.Add("11", "B");
machine.CreateState("Dec2Bin")
.Add("10", "1010")
.Add("11", "1011");
// Act & Assert
Assert.AreEqual(dictionary.Count, 0);
machine.ChangeState("Hex2Dec");
Assert.AreEqual(dictionary.Count, 2);
Assert.AreEqual(dictionary["A"], "10");
Assert.AreEqual(dictionary["B"], "11");
machine.ChangeState("Dec2Hex");
Assert.AreEqual(dictionary.Count, 2);
Assert.AreEqual(dictionary["10"], "A");
Assert.AreEqual(dictionary["11"], "B");
machine.ChangeState("Dec2Bin");
Assert.AreEqual(dictionary.Count, 2);
Assert.AreEqual(dictionary["10"], "1010");
Assert.AreEqual(dictionary["11"], "1011");
}
public void DynamicStateMachine_Type()
{
// Arrange
var entity = new Entity();
var component1_at_arrange = new Component1();
entity.Add(component1_at_arrange);
var machine = new DynamicStateMachine <Entity, IComponent>(entity, s => entity.Add(s), s => entity.Remove(s));
machine
.CreateState("A")
.Add(typeof(Component2));
machine
.CreateState("B")
.Add(typeof(Component3))
.Add <Component4>();
machine
.CreateState("C")
.Add(typeof(Component3));
// Act & Assert
Assert.AreEqual(entity.components.Count, 1);
Assert.AreEqual(entity.Get <Component1>(), component1_at_arrange);
machine.ChangeState("A");
Assert.AreEqual(entity.components.Count, 2);
Assert.AreEqual(entity.Get <Component1>(), component1_at_arrange);
var component2_at_first = entity.Get <Component2>();
Assert.AreEqual(component2_at_first.GetType(), typeof(Component2));
machine.ChangeState("B");
Assert.AreEqual(entity.components.Count, 3);
Assert.AreEqual(entity.Get <Component1>(), component1_at_arrange);
var component3_at_first = entity.Get <Component3>();
Assert.AreEqual(component3_at_first.GetType(), typeof(Component3));
Assert.AreEqual(entity.Get <Component4>().GetType(), typeof(Component4));
machine.ChangeState("C");
Assert.AreEqual(entity.components.Count, 2);
Assert.AreEqual(entity.Get <Component1>(), component1_at_arrange);
var component3_at_second = entity.Get <Component3>();
Assert.AreEqual(component3_at_second.GetType(), typeof(Component3));
Assert.AreEqual(component3_at_first, component3_at_second);
machine.ChangeState("A");
Assert.AreEqual(entity.components.Count, 2);
Assert.AreEqual(entity.Get <Component1>(), component1_at_arrange);
var component2_at_second = entity.Get <Component2>();
Assert.AreEqual(component2_at_second.GetType(), typeof(Component2));
Assert.AreNotEqual(component2_at_first, component2_at_second);
}
public void DynamicStateMachine_Key()
{
// Arrange
var dictionary = new Dictionary <Type, IComponent>();
var machine = new DynamicStateMachine <Dictionary <Type, IComponent>, IComponent>(dictionary, s => dictionary.Add(s.GetType(), s), s => dictionary.Remove(s.GetType()));
machine.CreateState("A").Add(typeof(Component2));
machine.CreateState("B").Add(typeof(Component3));
// Act & Assert
Assert.AreEqual(dictionary.Count, 0);
machine.ChangeState("A");
Assert.AreEqual(dictionary.Count, 1);
Assert.AreEqual(dictionary[typeof(Component2)].GetType(), typeof(Component2));
machine.ChangeState("B");
Assert.AreEqual(dictionary.Count, 1);
Assert.AreEqual(dictionary[typeof(Component3)].GetType(), typeof(Component3));
machine.ChangeState("A");
Assert.AreEqual(dictionary.Count, 1);
Assert.AreEqual(dictionary[typeof(Component2)].GetType(), typeof(Component2));
}
