Sha256: ff32fcaff0f2906f7adb4c48e5ae9fe3ff4be8864c8ce50f6be4bbf6098bb0e8
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Size: 868 Bytes
Versions: 16
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Stored size: 868 Bytes
Contents
require File.expand_path(File.join(File.dirname(__FILE__), '/spec_helper'))
require 'zpng/cli'
PNGSuite.each_good do |fname|
describe fname.sub(%r|\A#{Regexp::escape(Dir.getwd)}/?|, '') do
it "accessess all pixels via enumerator" do
img = ZPNG::Image.load(fname)
first_pixel = img.pixels.first
n = 0
img.pixels.each do |px|
px.should be_instance_of(ZPNG::Color)
if n == 0
px.should == first_pixel
end
n += 1
end
n.should == img.width*img.height
end
end
end
describe "pixels enumerator" do
describe "#uniq" do
it "returns only unique pixels" do
fname = File.join(SAMPLES_DIR, "qr_bw.png")
img = ZPNG::Image.load(fname)
a = img.pixels.uniq
a.size.should == 2
a.sort.should == [ZPNG::Color::BLACK, ZPNG::Color::WHITE].sort
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems