require 'workers/stack_bootstrap/chef_node_name_builder'
RSpec.describe ChefNodeNameBuilder do
  let(:server_info) do
    {
      'id' => 'server1',
      'name' => 'server_name',
      'key_name' => 'key',
      'private_ip' => '127.0.0.1',
      'public_ip' => '127.0.0.2',
      'tags' => {
        'cid:priority' => '3'
      }
    }
  end
  let(:project) { build(:project, id: 'proj', with_deploy_env_identifiers: %w(dev)) }
  let(:env) { project.deploy_env('dev') }
  let(:name_builder) { described_class.new(server_info, project, env) }
  let(:build_name) { name_builder.build_node_name }

  def set_mask(mask)
    server_info['tags']['cid:node-name-mask'] = mask
  end

  describe '#build_node_name' do
    it 'uses default mask ("$project-$nodename-$env")' do
      expect(build_name).to eq 'proj-server1-dev'
    end

    it 'substitutes project, env and nodename' do
      set_mask('$project/$env/$nodename')
      expect(build_name).to eq 'proj/dev/server1'
    end

    it 'substitutes $time' do
      set_mask('$nodename-$time')
      expect(build_name).to match /server1-\d+/
    end

    it 'substitutes underscores to dashes' do
      server_info['id'] = 'server_1'
      expect(build_name).to match 'proj-server-1-dev'
    end
  end

end