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Contents
require 'spec_helper'
describe FormatParser::PNGParser do
describe 'is able to parse all the examples from FastImage' do
Dir.glob(fixtures_dir + '/*.png').each do |png_path|
it "is able to parse #{File.basename(png_path)}" do
parsed = subject.information_from_io(File.open(png_path, 'rb'))
expect(parsed).not_to be_nil
expect(parsed.file_nature).to eq(:image)
expect(parsed.file_type).to eq(:png)
expect(parsed.color_mode).to eq(:indexed)
expect(parsed.width_px).to be_kind_of(Integer)
expect(parsed.width_px).to be > 0
expect(parsed.height_px).to be_kind_of(Integer)
expect(parsed.height_px).to be > 0
end
end
end
it 'is able to parse an animated PNG' do
gif_path = fixtures_dir + "PNG/anim.png"
parsed = subject.information_from_io(File.open(gif_path, 'rb'))
expect(parsed).not_to be_nil
expect(parsed.width_px).to eq(320)
expect(parsed.height_px).to eq(180)
expect(parsed.has_multiple_frames).to eq(true)
expect(parsed.num_animation_or_video_frames).to eq(17)
end
end
Version data entries
8 entries across 8 versions & 1 rubygems