require 'middleman-blog/uri_templates'

describe 'Middleman::Blog::UriTemplates' do
  include Middleman::Blog::UriTemplates

  describe 'safe_parameterize' do
    it 'can parameterize normal strings' do
      expect(safe_parameterize('Some FUN stuff!')).to eq 'some-fun-stuff'
    end

    it "doesn't mangle unicode strings" do
      expect(safe_parameterize('☆☆☆')).to eq '☆☆☆'
      expect(safe_parameterize('明日がある')).to eq '明日がある'
    end

    it "still transliterates when it's safe" do
      expect(safe_parameterize('Schlagwörter')).to eq 'schlagworter'
    end

    it 'can handle mixed strings' do
      expect(safe_parameterize('What ☆☆☆!')).to eq 'what-☆☆☆'
    end

    it 'can handle numbers' do
      expect(safe_parameterize(1)).to eq '1'
    end
  end

  describe 'extract_params' do
    it 'matches correctly' do
      template = uri_template('{year}/{month}/{day}/{title}/{+path}')
      params = extract_params(template, '2013/12/13/foo-bar/foo/bar.html')

      expect(params['year']).to eq '2013'
      expect(params['month']).to eq '12'
      expect(params['day']).to eq '13'
      expect(params['title']).to eq 'foo-bar'
      expect(params['path']).to eq 'foo/bar.html'
    end

    it 'returns nil if there is no match' do
      template = uri_template('{year}/{month}/{day}/{title}/{+path}')
      expect(extract_params(template, 'foo/bar.html')).nil?
    end

    it 'returns nil if there is no match in the date bits' do
      template = uri_template('{year}/{month}/{day}/{title}/{+path}')
      extract_params(template, '2a13/1a2/1s3/foo-bar/foo/bar.html')
    end

    it 'matches even when the path contains spaces' do
      template = uri_template('{year}/{month}/{day}/{title}/{+path}')
      params = extract_params(template, '2013/12/13/foo - bar/foo/bar.html')

      expect(params['year']).to eq '2013'
      expect(params['month']).to eq '12'
      expect(params['day']).to eq '13'
      expect(params['title']).to eq 'foo - bar'
      expect(params['path']).to eq 'foo/bar.html'
    end
  end

  describe 'extract_directory_path' do
    it 'can extract a directory path' do
      template     = uri_template('{year}/{month}/{day}/{title}/{+path}')
      params       = extract_params(template, '2013/12/13/foo-bar/foo/bar.html')
      article_path = apply_uri_template template, params

      expect(extract_directory_path(article_path)).to eq '2013/12/13/foo-bar/foo/bar'
    end
  end
end