require 'spec_helper'

RSpec.describe Timers::Group do
	it "should not diverge too much" do
		fired = :not_fired_yet
		count = 0
		quantum = 0.01
		
		start_offset = subject.current_offset
		Timers::Timer.new(subject, quantum, :strict, start_offset) do |offset|
			fired = offset
			count += 1
		end
		
		iterations = 1000
		subject.wait while count < iterations
		
		# In my testing on the JVM, without the :strict recurring, I noticed 60ms of error here.
		expect(fired - start_offset).to be_within(quantum).of(iterations * quantum)
	end
	
	it "should only fire once" do
		fired = :not_fired_yet
		count = 0

		start_offset = subject.current_offset
		Timers::Timer.new(subject, 0, :strict, start_offset) do |offset|
			fired = offset
			count += 1
		end
		
		subject.wait
		
		expect(count).to be == 1
	end
end