test/test_watch.rb

   1 require File.dirname(__FILE__) + '/helper'
   2
   3 class TestWatch < Test::Unit::TestCase
   4   def setup
   5     @watch = Watch.new(nil)
   6   end
   7
   8   def test_should_have_empty_start_conditions
   9     assert_equal [], @watch.conditions[:start]
  10   end
  11
  12   def test_should_have_empty_restart_conditions
  13     assert_equal [], @watch.conditions[:restart]
  14   end
  15
  16   def test_should_have_standard_attributes
  17     assert_nothing_raised do
  18       @watch.name = 'foo'
  19       @watch.start = 'start'
  20       @watch.stop = 'stop'
  21       @watch.restart = 'restart'
  22       @watch.grace = 5
  23     end
  24   end
  25
  26   # _if methods
  27
  28   def test_start_if_should_modify_action_within_scope
  29     assert_equal nil, @watch.instance_variable_get(:@action)
  30     @watch.start_if do |w|
  31       assert_equal :start, @watch.instance_variable_get(:@action)
  32     end
  33     assert_equal nil, @watch.instance_variable_get(:@action)
  34   end
  35
  36   def test_restart_if_should_modify_action_within_scope
  37     assert_equal nil, @watch.instance_variable_get(:@action)
  38     @watch.restart_if do |w|
  39       assert_equal :restart, @watch.instance_variable_get(:@action)
  40     end
  41     assert_equal nil, @watch.instance_variable_get(:@action)
  42   end
  43
  44   # condition
  45
  46   def test_start_condition_should_record_condition_in_correct_list
  47     cond = nil
  48     @watch.start_if do |w|
  49       w.condition(:fake_condition) { |c| cond = c }
  50     end
  51     assert_equal 1, @watch.conditions[:start].size
  52     assert_equal cond, @watch.conditions[:start].first
  53   end
  54
  55   def test_restart_condition_should_record_condition_in_correct_list
  56     cond = nil
  57     @watch.restart_if do |w|
  58       w.condition(:fake_condition) { |c| cond = c }
  59     end
  60     assert_equal 1, @watch.conditions[:restart].size
  61     assert_equal cond, @watch.conditions[:restart].first
  62   end
  63
  64   def test_condition_called_from_outside_if_block_should_raise
  65     assert_raise AbortCalledError do
  66       @watch.condition(:fake_condition) { |c| cond = c }
  67     end
  68   end
  69
  70   def test_condition_should_be_block_optional
  71     @watch.start_if do |w|
  72       w.condition(:always)
  73     end
  74     assert_equal 1, @watch.conditions[:start].size
  75   end
  76
  77   # behavior
  78
  79   def test_behavior_should_record_behavior
  80     beh = nil
  81     @watch.behavior(:fake_behavior) { |b| beh = b }
  82     assert_equal 1, @watch.behaviors.size
  83     assert_equal beh, @watch.behaviors.first
  84   end
  85 end