Support for cucumber.

CHANGELOG

@@ -1,3 +1,6 @@
+* Support for cucumber [jgarber, seancribbs]
+
+
 *1.1.0 [STI, belongs_to] (February 14, 2009)
 
 * STI is better supported for inserting, naming and finding records [aiwilliams]

lib/dataset.rb

@@ -69,7 +69,9 @@
 #
 module Dataset
   def self.included(test_context) # :nodoc:
-    if test_context.name =~ /TestCase\Z/
+    if test_context.name =~ /World\Z/
+      require 'dataset/extensions/cucumber'
+    elsif test_context.name =~ /TestCase\Z/
       require 'dataset/extensions/test_unit'
     elsif test_context.name =~ /ExampleGroup\Z/
       require 'dataset/extensions/rspec'

lib/dataset/extensions/cucumber.rb

@@ -0,0 +1,20 @@
+module Dataset
+  module Extensions # :nodoc:
+
+    module CucumberWorld # :nodoc:
+      def dataset(*datasets, &block)
+        add_dataset(*datasets, &block)
+
+        load = nil
+        $__cucumber_toplevel.Before do
+          load = dataset_session.load_datasets_for(self.class)
+          extend_from_dataset_load(load)
+        end
+        # Makes sure the datasets are reloaded after each scenario
+        Cucumber::Rails.use_transactional_fixtures
+      end
+    end
+
+  end
+end
+Cucumber::Rails::World.extend Dataset::Extensions::CucumberWorld

plugit/descriptor.rb

@@ -17,5 +17,9 @@
       rspec.after_update { `git checkout -b rspecrelease 1.1.11 && mkdir -p #{vendor_directory} && ln -nsf #{File.expand_path('.')} #{vendor_directory + '/rspec'}` }
       rspec.requires = %w{spec}
     end
+    env.library :cucumber, :export => "git clone git://github.com/aslakhellesoy/cucumber.git" do |cukes|
+      cukes.after_update { `git fetch origin master; git checkout v0.2.3.1` }
+      cukes.requires = %w{cucumber}
+    end
   end
 end

spec/dataset/cucumber_spec.rb

@@ -0,0 +1,54 @@
+require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
+
+$:.unshift(File.dirname(__FILE__) + '/../stubs')
+require "mini_rails"
+
+require 'cucumber/rails/world'
+require 'cucumber/rails/rspec'
+Cucumber::Rails::World.class_eval do
+  include Dataset
+end
+
+describe Cucumber::Rails::World do
+
+  it 'should have a dataset method' do
+    world = Class.new(Cucumber::Rails::World)
+    world.should respond_to(:dataset)
+  end
+
+  it 'should load the dataset when the feature is run' do
+    load_count = 0
+    my_dataset = Class.new(Dataset::Base) do
+      define_method(:load) do
+        load_count += 1
+      end
+    end
+
+    step_mother = Object.new
+    step_mother.extend(Cucumber::StepMother)
+    $__cucumber_toplevel = step_mother
+    step_mother.World do |world|
+      world = Cucumber::Rails::World.new
+      world.class.dataset(my_dataset)
+      world
+    end
+    step_mother.Given /true is true/ do |n|
+      true.should == true
+    end
+    visitor = Cucumber::Ast::Visitor.new(step_mother)
+
+    scenario = Cucumber::Ast::Scenario.new(
+      background=nil,
+      comment=Cucumber::Ast::Comment.new(""),
+      tags=Cucumber::Ast::Tags.new(98, []), 
+      line=99,
+      keyword="",
+      name="", 
+      steps=[
+        Cucumber::Ast::Step.new(8, "Given", "true is true")
+      ])
+    visitor.visit_feature_element(scenario)
+
+    load_count.should be(1)
+  end
+end

spec/stubs/mini_rails.rb

@@ -0,0 +1,18 @@
+# Define some stubs to fake Rails...
+module ActiveRecord
+  class Base
+  end
+end
+
+module ActionController
+  class Dispatcher
+  end
+
+  class Base
+  end
+
+  class IntegrationTest
+    def self.use_transactional_fixtures=(x)
+    end
+  end
+end

spec/stubs/test_help.rb

@@ -0,0 +1 @@
+# This file is loaded by rails/world.rb