public void when_string_impulse_received_then_sets_system_state()
{
var stream = new EventStream();
var state = new SystemState();
var consumer = new SetSystemState(state);
consumer.Connect(stream);
Assert.False(state.Of<string>("t", "kids").Any());
stream.Push(Mock.Of<IDevice>(x => x.Id == "kids"), Impulse.Create("t", "foo", DateTimeOffset.Now));
Assert.Equal("foo", state.Of<string>("t", "kids").FirstOrDefault());
}
public void when_state_is_set_then_can_query()
{
var state = new SystemState();
var query = state.Of<float>("t", "kids").Where(v => v == 22f);
Assert.False(query.Any());
state.Set("t", "kids", 22f);
Assert.True(query.Any());
}