require 'spec_helper'

describe Berkshelf do
  describe '.find_metadata' do
    let(:metadata_path) { fixtures_path.join('cookbooks', 'example_cookbook', 'metadata.rb') }

    context 'given a path containing a metadata.rb file' do
      it 'returns the path to the metadata.rb file' do
        metadata = Berkshelf.find_metadata(fixtures_path.join('cookbooks', 'example_cookbook'))
        expect(metadata).to eq(metadata_path)
      end
    end

    context 'given a path where a parent path contains a metadata.rb file' do
      it 'returns the path to the metadata.rb file' do
        metadata = Berkshelf.find_metadata(fixtures_path.join('cookbooks', 'example_cookbook', 'recipes'))
        expect(metadata).to eq(metadata_path)
      end
    end

    context 'given a path that does not contain a metadata.rb file or a parent path that does' do
      it 'returns nil' do
        metadata = Berkshelf.find_metadata(tmp_path)
        expect(metadata).to be_nil
      end
    end
  end

  describe '.formatter' do
    context 'with default formatter' do
      before { Berkshelf.instance_variable_set(:@formatter, nil) }

      it 'should be human readable' do
        expect(Berkshelf.formatter).to be_an_instance_of(Berkshelf::Formatters::HumanReadable)
      end
    end

    context 'with a custom formatter' do
      before(:all) do
        Berkshelf.instance_eval { @formatter = nil }
      end

      class CustomFormatter
        include Berkshelf::Formatters::AbstractFormatter
        register_formatter :custom
      end

      before do
        Berkshelf.set_format :custom
      end

      it 'is custom class' do
        expect(Berkshelf.formatter).to be_an_instance_of(CustomFormatter)
      end
    end
  end

  describe '.log' do
    it 'returns Berkshelf::Logger' do
      expect(Berkshelf.log).to eq(Berkshelf::Logger)
    end
  end
end