1module Spec
2 module Story
3 module Runner
4 class StoryRunner
5 class << self
6 attr_accessor :current_story_runner
7
8 def scenario_from_current_story(scenario_name)
9 current_story_runner.scenario_from_current_story(scenario_name)
10 end
11 end
12
13 attr_accessor :stories, :scenarios, :current_story
14
15 def initialize(scenario_runner, world_creator = World)
16 StoryRunner.current_story_runner = self
17 @scenario_runner = scenario_runner
18 @world_creator = world_creator
19 @stories = []
20 @scenarios_by_story = {}
21 @scenarios = []
22 @listeners = []
23 end
24
25 def Story(title, narrative, params = {}, &body)
26 story = Story.new(title, narrative, params, &body)
27 @stories << story
28
29 # collect scenarios
30 collector = ScenarioCollector.new(story)
31 story.run_in(collector)
32 @scenarios += collector.scenarios
33 @scenarios_by_story[story.title] = collector.scenarios
34 end
35
36 def run_stories
37 return if @stories.empty?
38 @listeners.each { |l| l.run_started(scenarios.size) }
39 @stories.each do |story|
40 story.assign_steps_to(World)
41 @current_story = story
42 @listeners.each { |l| l.story_started(story.title, story.narrative) }
43 scenarios = @scenarios_by_story[story.title]
44 scenarios.each do |scenario|
45 type = story[:type] || Object
46 args = story[:args] || []
47 world = @world_creator.create(type, *args)
48 @scenario_runner.run(scenario, world)
49 end
50 @listeners.each { |l| l.story_ended(story.title, story.narrative) }
51 World.step_mother.clear
52 end
53 unique_steps = (World.step_names.collect {|n| Regexp === n ? n.source : n.to_s}).uniq.sort
54 @listeners.each { |l| l.collected_steps(unique_steps) }
55 @listeners.each { |l| l.run_ended }
56 end
57
58 def add_listener(listener)
59 @listeners << listener
60 end
61
62 def scenario_from_current_story(scenario_name)
63 @scenarios_by_story[@current_story.title].find {|s| s.name == scenario_name }
64 end
65 end
66 end
67 end
68end