Contents

require 'spec_helper'

describe FormatParser::EXIFParser do
  describe 'is able to correctly parse orientation for all the JPEG EXIF examples from FastImage' do
    Dir.glob(fixtures_dir + '/exif-orientation-testimages/jpg/*.jpg').each do |jpeg_path|
      filename = File.basename(jpeg_path)
      it "is able to parse #{filename}" do
        parser = FormatParser::EXIFParser.new(:jpeg, File.open(jpeg_path, 'rb'))
        parser.scan_image_exif
        expect(parser).not_to be_nil

        expect(parser.orientation).to be_kind_of(Symbol)
        # Filenames in this dir correspond with the orientation of the file
        expect(filename.include?(parser.orientation.to_s)).to be true
      end
    end
  end

  describe 'is able to correctly parse orientation for all the TIFF EXIF examples from FastImage' do
    Dir.glob(fixtures_dir + '/exif-orientation-testimages/tiff-*/*.tif').each do |tiff_path|
      filename = File.basename(tiff_path)
      it "is able to parse #{filename}" do
        parser = FormatParser::EXIFParser.new(:tiff, File.open(tiff_path, 'rb'))
        parser.scan_image_exif
        expect(parser).not_to be_nil

        expect(parser.orientation).to be_kind_of(Symbol)
        # Filenames in this dir correspond with the orientation of the file
        expect(filename.include?(parser.orientation.to_s)).to be true
      end
    end
  end

  describe 'IOExt' do
    it 'supports readbyte' do
      io = FormatParser::EXIFParser::IOExt.new(StringIO.new('hello'))
      expect(io.readbyte).to eq(104)
    end

    it 'supports getbyte' do
      io = FormatParser::EXIFParser::IOExt.new(StringIO.new('hello'))
      expect(io.getbyte).to eq(104)
    end

    it 'supports seek modes' do
      io = FormatParser::EXIFParser::IOExt.new(StringIO.new('hello'))
      io.seek(1, IO::SEEK_SET)

      io.seek(1, IO::SEEK_CUR)
      expect(io.read(1)).to eq('l')

      io.seek(-1, IO::SEEK_END)
      expect(io.read(1)).to eq('o')

      io.seek(1)
      expect(io.read(1)).to eq('e')
    end
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
format_parser-0.5.2	spec/parsers/exif_parser_spec.rb
format_parser-0.5.1	spec/parsers/exif_parser_spec.rb
format_parser-0.5.0	spec/parsers/exif_parser_spec.rb
format_parser-0.4.0	spec/parsers/exif_parser_spec.rb
format_parser-0.3.5	spec/parsers/exif_parser_spec.rb
format_parser-0.3.4	spec/parsers/exif_parser_spec.rb