require 'spec_helper'

module Spree
  describe PaymentMethod do
    it "orders payment methods by name" do
      pm1 = create(:payment_method, name: 'ZZ')
      pm2 = create(:payment_method, name: 'AA')
      pm3 = create(:payment_method, name: 'BB')

      PaymentMethod.by_name.should == [pm2, pm3, pm1]
    end

    it "raises errors when required fields are missing" do
      pm = PaymentMethod.new()
      pm.save
      pm.errors.to_a.should == ["Name can't be blank", "At least one hub must be selected"]
    end

    it "generates a clean name for known Payment Method types" do
      Spree::PaymentMethod::Check.clean_name.should == "Cash/EFT/etc. (payments for which automatic validation is not required)"
      Spree::Gateway::Migs.clean_name.should == "MasterCard Internet Gateway Service (MIGS)"
      Spree::Gateway::Pin.clean_name.should == "Pin Payments"
      Spree::Gateway::PayPalExpress.clean_name.should == "PayPal Express"
      Spree::Gateway::StripeConnect.clean_name.should == "Stripe"

      # Testing else condition
      Spree::Gateway::BogusSimple.clean_name.should == "BogusSimple"
    end

    it "computes the amount of fees" do
      order = create(:order)

      free_payment_method = create(:payment_method) # flat rate calculator with preferred_amount of 0
      expect(free_payment_method.compute_amount(order)).to eq 0

      flat_rate_payment_method = create(:payment_method, calculator: Calculator::FlatRate.new(preferred_amount: 10))
      expect(flat_rate_payment_method.compute_amount(order)).to eq 10

      flat_percent_payment_method = create(:payment_method, calculator: Calculator::FlatPercentItemTotal.new(preferred_flat_percent: 10))
      expect(flat_percent_payment_method.compute_amount(order)).to eq 0

      product = create(:product)
      order.add_variant(product.master)
      expect(flat_percent_payment_method.compute_amount(order)).to eq 2.0
    end
  end
end