require 'spec_helper'

describe "dirty model" do
  before { allow(Saviour::Config).to receive(:storage).and_return(Saviour::LocalStorage.new(local_prefix: @tmpdir, public_url_prefix: "http://domain.com")) }

  context "provides changes and previous file" do
    it do
      uploader = Class.new(Saviour::BaseUploader) { store_dir { "/store/dir" } }
      klass = Class.new(Test) { include Saviour::Model }
      klass.attach_file :file, uploader
      a = klass.create!

      with_test_file("example.xml") do |xml_file|
        with_test_file("camaloon.jpg") do |jpg_file|
          a.update_attributes! file: xml_file

          expect(a.changed_attributes).to eq({})

          expect(a.file.exists?).to be_truthy
          expect(a.file_changed?).to be_falsey
          expect(a.file.persisted?).to be_truthy

          a.file = jpg_file
          expect(a.file.persisted?).to be_falsey

          expect(a.file_changed?).to be_truthy
          expect(a.file_was).to_not eq(a.file)
          expect(a.file_was.url).to match /\.xml$/
          expect(a.file_was.persisted?).to be_truthy

          expect(a.changed_attributes).to include("file" => a.file_was)
        end
      end
    end
  end
end