require 'spec_helper'

describe Trebbianno::Order do

  let(:client)       { Trebbianno::Client.new("the_username", "the_password") }
  let(:order_client) { Trebbianno::Order.new(client) }
  let(:xml)          { Builder::XmlMarkup.new }

  describe '#build_order_request' do
    it 'should' do
      response = order_client.build_order_request(order_hash)
      expect(response).to eq read_xml(:test_build_order_request)
    end
  end

  describe 'private#build_address' do
    before do
      xml = ::Builder::XmlMarkup.new :indent => 3
      xml.instruct! :xml, :version=>"1.0", :encoding=>"UTF-8"
    end
    it 'should build the proper address xml' do
      request = order_client.send(:build_address, xml, order_hash[:shipping_address])
      expect(request).to eq read_xml(:test_build_address)
    end
  end

  describe 'private#build_line_items' do
    it 'should build the proper line items xml' do
      request = order_client.send(:build_line_items, xml, order_hash)
      expect(request).to eq test_line_items_string(order_hash)
    end
  end

  describe 'private#freight_charge' do
    it 'should claculate freight charges for order' do
      charge = order_client.send(:freight_charge, order_hash)
      expect(charge).to eq 30
    end
  end

  describe 'private#line_item_discount' do
    let(:discount) {[20, 20]}
    it 'should calculate discount price for line item' do
      order_hash[:line_items].each_with_index  do |item, index|
        discount_amount = order_client.send(:line_item_discount, order_hash)
        expect(discount_amount).to eq  discount[index]
      end
    end
  end

end