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Contents
require 'spec_helper'
describe FormatParser::EXIFParser do
let(:subject) do
Object.new.tap { |o| o.extend FormatParser::EXIFParser }
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
result = subject.exif_from_tiff_io(File.open(tiff_path, 'rb'))
expect(result).not_to be_nil
expect(result.orientation).to be_kind_of(Symbol)
# Filenames in this dir correspond with the orientation of the file
expect(filename).to include(result.orientation.to_s)
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
17 entries across 17 versions & 1 rubygems