require_relative '../../test_helper'
describe FilenameCleaner do
  context '#sanitize' do
    describe 'without extension' do
      it 'works with simple input' do
        FilenameCleaner.sanitize('any txt').must_equal 'any.txt'
        FilenameCleaner.sanitize('any txt', '-').must_equal 'any-txt'
      end

      it 'works with text containing the dot' do
        FilenameCleaner.sanitize('text with a dot.txt').must_equal 'text.with.a.dot.txt'
        FilenameCleaner.sanitize('text with a dot.txt', '_').must_equal 'text_with_a_dot_txt'
      end
      it 'replaces many consecutive special characters with one' do
        FilenameCleaner.sanitize('text with!@**! multiple chars').must_equal 'text.with.multiple.chars'
        FilenameCleaner.sanitize('text with!@**! multiple chars', '_').must_equal 'text_with_multiple_chars'
      end
      it 'strips all special characters at the end' do
        FilenameCleaner.sanitize('filename .txt_').must_equal 'filename.txt'
        FilenameCleaner.sanitize('filename .txt_!$#$#', '_').must_equal 'filename_txt'
      end
    end
    describe 'with extension' do
      context 'file with extension' do
        it 'replaces mutilple consecutive chars with one' do
          FilenameCleaner.sanitize('some!!!$file$:%.txt', '.', true).must_equal 'some.file.txt'
        end
        it 'works with default separator' do
          FilenameCleaner.sanitize('some file.txt', '.', true).must_equal 'some.file.txt'
        end
        it 'works with non-default separator' do
          FilenameCleaner.sanitize('some file.txt', '_', true).must_equal 'some_file.txt'
        end
      end
      context'file without extension' do
        it 'replaces mutilple consecutive chars with one' do
          FilenameCleaner.sanitize('some!!!$file$:%', '.', true).must_equal 'some.file'
        end
        context 'using default separator' do
          it 'works with simple input' do
            FilenameCleaner.sanitize('Gemfile', '.', true).must_equal 'Gemfile'
          end
          it 'works with complex input' do
            FilenameCleaner.sanitize('File$without!extension', '.', true).must_equal 'File.without.extension'
          end
        end
        context 'with non-default separator char' do
          it 'works with simple input' do
            FilenameCleaner.sanitize('Gemfile', '_', true).must_equal 'Gemfile'
          end
          it 'works with complex input' do
            FilenameCleaner.sanitize('File$without!extension', '-', true).must_equal 'File-without-extension'
          end
        end
        context 'special characters at boundary' do
          it 'does not strip special characters that from extension' do
            FilenameCleaner.sanitize('filename!!#@.txt!!', '.', true).must_equal 'filename.txt!!'
          end
          it 'strips the special characters that come before the extension' do
            FilenameCleaner.sanitize('filename  !#@!.txt', '_', true).must_equal 'filename.txt'
          end
        end
      end
    end
  end
end