require 'test_helper'

class InvoiceTest < ActiveSupport::TestCase
  def setup
    @invoice = invoices(:valid)
  end

  def test_valid
    assert @invoice.valid?
  end

  def test_valid_without_vat_rate
    @invoice.vat_rate = nil
    assert @invoice.valid?
  end

  def test_vat_rate_validation
    @invoice.vat_rate = -1
    assert @invoice.invalid?

    @invoice.vat_rate = 1
    assert @invoice.valid?

    @invoice.vat_rate = 99.9
    assert @invoice.valid?

    @invoice.vat_rate = 100
    assert @invoice.invalid?
  end
end