require_relative 'test_helper'

module IOStreams
  class PathTest < Minitest::Test
    describe IOStreams do
      describe '.root' do
        it 'return default path' do
          path = ::File.expand_path(::File.join(__dir__, '../tmp/default'))
          assert_equal path, IOStreams.root.to_s
        end

        it 'return downloads path' do
          path = ::File.expand_path(::File.join(__dir__, '../tmp/downloads'))
          assert_equal path, IOStreams.root(:downloads).to_s
        end
      end

      describe '.join' do
        it 'returns path' do
          assert_equal IOStreams.root.to_s, IOStreams.join.to_s
        end

        it 'adds path to root' do
          assert_equal ::File.join(IOStreams.root.to_s, 'test'), IOStreams.join('test').to_s
        end

        it 'adds paths to root' do
          assert_equal ::File.join(IOStreams.root.to_s, 'test', 'second', 'third'), IOStreams.join('test', 'second', 'third').to_s
        end

        it 'returns path and filename' do
          path = ::File.join(IOStreams.root.to_s, 'file.xls')
          assert_equal path, IOStreams.join('file.xls').to_s
        end

        it 'adds path to root and filename' do
          path = ::File.join(IOStreams.root.to_s, 'test', 'file.xls')
          assert_equal path, IOStreams.join('test', 'file.xls').to_s
        end

        it 'adds paths to root' do
          path = ::File.join(IOStreams.root.to_s, 'test', 'second', 'third', 'file.xls')
          assert_equal path, IOStreams.join('test', 'second', 'third', 'file.xls').to_s
        end

        it 'return path as sent in when full path' do
          path = ::File.join(IOStreams.root.to_s, 'file.xls')
          assert_equal path, IOStreams.join(path).to_s
        end
      end

      describe '.path' do
        it 'default' do
          path = IOStreams.path('a.xyz')
          assert path.is_a?(IOStreams::Paths::File), path
        end

        it 's3' do
          skip 'TODO'
          IOStreams.path('s3://a.xyz')
          assert_equal :s3, path
        end
      end

      describe '.temp_file' do
        it 'returns value from block' do
          result = IOStreams.temp_file('base', '.ext') { |_path| 257 }
          assert_equal 257, result
        end

        it 'supplies new temp file_name' do
          path1 = nil
          path2 = nil
          IOStreams.temp_file('base', '.ext') { |path| path1 = path }
          IOStreams.temp_file('base', '.ext') { |path| path2 = path }
          refute_equal path1.to_s, path2.to_s
          assert path1.is_a?(IOStreams::Paths::File), path1
          assert path2.is_a?(IOStreams::Paths::File), path2
        end
      end
    end
  end
end