test/test_watch.rb

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