require "./spec_helper"

require "../src/timecost/author_list"

describe TimeCost::AuthorList do
	list=  TimeCost::AuthorList.new 
	first=  "Foo <foo@example.com>" 
	second=  "Bar <bar@example.com>" 

	describe ".new" do
		it "can be created without arguments" do
			list.should be_a(TimeCost::AuthorList)
		end
	end

	describe ".add" do
		it "must accept adding authors" do
			list.responds_to?(:add).should be_true

			list.add first
			list.add second
		end

		it "must assign a different id to different authors" do
			list.add first
			list.add second
			id_foo = list.parse first
			id_bar = list.parse second
			refute_equal id_foo, id_bar
		end
	end

	describe ".size" do 
		it "must be zero in the beginning" do
			assert_equal list.size, 0
		end

		it "must grow while adding authors" do
			list.add first
			assert_equal list.size, 1
			list.add second
			assert_equal list.size, 2
		end
	end

	describe ".alias" do
		it "must accept aliases for authors" do 
			assert_respond_to list, :alias

			list.add first
			list.alias first, second 
		end

		it "must assign the same id to aliases authors" do
			list.add first
			list.alias first, second

			id_foo = list.parse first
			id_bar = list.parse second
			refute_equal id_foo, id_bar
		end
	end
end