test/test_timer.rb

   1 require File.dirname(__FILE__) + '/helper'
   2
   3 class TestTimer < Test::Unit::TestCase
   4   def setup
   5     Timer.reset
   6     @t = Timer.get
   7   end
   8
   9   def test_new_timer_should_have_no_events
  10     assert_equal 0, @t.events.size
  11   end
  12
  13   def test_schedule_should_queue_event
  14     Time.stubs(:now).returns(0)
  15
  16     w = Watch.new
  17     @t.schedule(stub(:interval => 20))
  18
  19     assert_equal 1, @t.events.size
  20   end
  21
  22   def test_timer_should_remove_expired_events
  23     @t.schedule(stub(:interval => 0))
  24     sleep(0.3)
  25     assert_equal 0, @t.events.size
  26   end
  27
  28   def test_timer_should_remove_only_expired_events
  29     @t.schedule(stub(:interval => 0))
  30     @t.schedule(stub(:interval => 1000))
  31     sleep(0.3)
  32     assert_equal 1, @t.events.size
  33   end
  34
  35   def test_timer_should_sort_timer_events
  36     @t.schedule(stub(:interval => 1000))
  37     @t.schedule(stub(:interval => 800))
  38     @t.schedule(stub(:interval => 900))
  39     @t.schedule(stub(:interval => 100))
  40     sleep(0.3)
  41     assert_equal [100, 800, 900, 1000], @t.events.map { |x| x.condition.interval }
  42   end
  43
  44   def test_unschedule_should_remove_conditions
  45     a = stub()
  46     b = stub()
  47     @t.schedule(a, 100)
  48     @t.schedule(b, 200)
  49     assert_equal 2, @t.events.size
  50     @t.unschedule(a)
  51     assert_equal 1, @t.events.size
  52   end
  53
  54   def test_time_should_recover_from_exceptions
  55     @t.expects(:trigger).raises(Exception.new)
  56     no_stdout do
  57       @t.schedule(stub(:interval => 0))
  58       sleep(0.3)
  59       @t.schedule(stub(:interval => 0))
  60     end
  61   end
  62
  63   # join
  64
  65   def test_join_should_join
  66     Thread.any_instance.expects(:join)
  67     @t.join
  68   end
  69 end