public void when_behavior_conditions_cease_to_exist_after_subsequent_impulses_in_state_then_sends_undo_command()
{
topics["t"] = TopicType.Number;
topics["on"] = TopicType.Boolean;
devices.Setup(x => x.GetCommands("ac")).Returns(new[] { "on" });
var ac = new TestDevice("ac", "ac");
brain.Connect(ac);
brain.Behave("when t(ac) > 23 then on(ac) = true");
// Current state.
ac.Impulses.OnNext(new Sensed("on", Payload.ToBytes(false)));
// Stimuli
ac.Impulses.OnNext(new Sensed("t", Payload.ToBytes(24f)));
// At this point we have one command, that turns on the A/C.
Assert.Equal(1, ac.Commands.Count);
// State changes as a consecuence of the command.
ac.Impulses.OnNext(new Sensed("on", Payload.ToBytes(true)));
// Further temperature changes that do not cause new commands
// since state is the same
ac.Impulses.OnNext(new Sensed("t", Payload.ToBytes(25f)));
// Now we do sense lower than 23 temperature.
ac.Impulses.OnNext(new Sensed("t", Payload.ToBytes(22f)));
Assert.Equal(2, ac.Commands.Count);
Assert.True(Payload.ToBoolean(ac.Commands.First().Payload));
Assert.False(Payload.ToBoolean(ac.Commands.Last().Payload));
}
public void when_behavior_conditions_cease_to_exist_then_sends_undo_command()
{
topics["in"] = TopicType.Boolean;
topics["on"] = TopicType.Boolean;
devices.Setup(x => x.GetCommands("light")).Returns(new[] { "on" });
var kidsRoom = new TestDevice("kidsRoom", "move");
var kidsLight = new TestDevice("kidsLight", "light");
brain.Connect(kidsRoom);
brain.Connect(kidsLight);
brain.Behave("when in(kidsRoom) == false then on(kidsLight) = false");
// Establish current state that needs to be reversed.
kidsLight.Impulses.OnNext(new Sensed("on", Payload.ToBytes(true)));
// Kids are on when kids leave the room.
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(false)));
// At this point we have one command, that turns off the lights.
Assert.Equal(1, kidsLight.Commands.Count);
// We simulate the light sending that it's now off after executing
// the command.
kidsLight.Impulses.OnNext(new Sensed("on", Payload.ToBytes(false)));
// When kids come back, the previous behavior no longer applies
// so its actions are undone.
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(true)));
// At this point we have another command, that turns on the lights as they were
// before.
Assert.Equal(2, kidsLight.Commands.Count);
Assert.False(Payload.ToBoolean(kidsLight.Commands.First().Payload));
Assert.True(Payload.ToBoolean(kidsLight.Commands.Last().Payload));
}
public void when_sending_undo_command_then_sends_issued_command()
{
topics["in"] = TopicType.Boolean;
topics["on"] = TopicType.Boolean;
var issued = new List<IssuedCommand>();
stream.Of<IssuedCommand>().Subscribe(x => issued.Add(x));
devices.Setup(x => x.GetCommands("light")).Returns(new[] { "on" });
var kidsRoom = new TestDevice("kidsRoom", "move");
var kidsLight = new TestDevice("kidsLight", "light");
brain.Connect(kidsRoom);
brain.Connect(kidsLight);
brain.Behave("when in(kidsRoom) == false then on(kidsLight) = false");
kidsLight.Impulses.OnNext(new Sensed("on", Payload.ToBytes(true)));
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(false)));
kidsLight.Impulses.OnNext(new Sensed("on", Payload.ToBytes(false)));
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(true)));
Assert.Equal(2, issued.Count);
}
public void when_state_matches_command_topic_and_value_then_does_not_send_command()
{
topics["in"] = TopicType.Boolean;
topics["on"] = TopicType.Boolean;
devices.Setup(x => x.GetCommands("light")).Returns(new[] { "on" });
var kidsRoom = new TestDevice("kidsRoom", "move");
var kidsLight = new TestDevice("kidsLight", "light");
brain.Connect(kidsLight);
brain.Behave("when in(kidsRoom) == false then on(kidsLight) = false");
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(true)));
kidsLight.Impulses.OnNext(new Sensed("on", Payload.ToBytes(true)));
kidsLight.Impulses.OnNext(new Sensed("on", Payload.ToBytes(false)));
Assert.False(state.Of<bool>("on", kidsLight.Id).Single());
// NOTE: lights are off already when kids leave the room
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(false)));
// So the command is not sent.
Assert.Equal(0, kidsLight.Commands.Count);
}
public void when_behavior_matches_then_issues_command_to_device()
{
topics["in"] = TopicType.Boolean;
topics["on"] = TopicType.Boolean;
// Define supported commands by the device.
devices.Setup(x => x.GetCommands("light")).Returns(new[] { "on" });
var kidsRoom = new TestDevice("kidsRoom", "move");
var kidsLight = new TestDevice("kidsLight", "light");
brain.Connect(kidsRoom);
brain.Connect(kidsLight);
brain.Behave("when in(kidsRoom) == false then on(kidsLight) = false");
kidsRoom.Impulses.OnNext(new Sensed("in", Payload.ToBytes(false)));
Assert.Equal(1, kidsLight.Commands.Count);
}
