require File.dirname(__FILE__) + '/../spec_helper.rb'

describe DataMapper::Tags do
  it "should add a .has_tags method to models which include DataMapper::Resource" do
    TaggedModel.should respond_to(:has_tags)
    AnotherTaggedModel.should respond_to(:has_tags)
    DefaultTaggedModel.should respond_to(:has_tags)
    UntaggedModel.should respond_to(:has_tags)
  end

  it "should add a .has_tags_on method to models which include DataMapper::Resource" do
    TaggedModel.should respond_to(:has_tags_on)
    AnotherTaggedModel.should respond_to(:has_tags_on)
    DefaultTaggedModel.should respond_to(:has_tags_on)
    UntaggedModel.should respond_to(:has_tags_on)
  end

  describe ".has_tags_on" do
    it "should accept an array of context names" do
      class HasTagsOnTestModel
        include DataMapper::Resource
        property :id, Integer, :serial => true
      end
      lambda{HasTagsOnTestModel.has_tags_on(:should, 'not', :raise)}.should_not raise_error(ArgumentError)
    end

    it "should create taggable functionality for each of the context names passed" do
      class TestModel
        include DataMapper::Resource
        property :id, Integer, :serial => true

        has_tags_on(:pets, 'skills', :tags)
      end
      TestModel.should be_taggable
      a = TestModel.new
      a.should be_taggable
      a.should respond_to(:pet_list)
      a.should respond_to(:skill_list)
      a.should respond_to(:tag_list)
      a.should respond_to(:pet_list=)
      a.should respond_to(:skill_list=)
      a.should respond_to(:tag_list=)
    end
  end

  describe ".has_tags" do
    it "should create a taggable with 'tags' context regardless of passed arguments" do
      class TagsOnly
        include DataMapper::Resource
        property :id, Integer, :serial => true
        has_tags :pets, :skills
      end
      TagsOnly.should be_taggable
      TagsOnly.new.should be_taggable
      a = TagsOnly.new
      a.should respond_to(:tag_list)
      a.should respond_to(:tag_list=)
      a.should respond_to(:tags)
      a.should_not respond_to(:pet_list)
      a.should_not respond_to(:pet_list=)
      a.should_not respond_to(:pets)
      a.should_not respond_to(:skill_list)
      a.should_not respond_to(:skill_list=)
      a.should_not respond_to(:skills)
    end
  end
end