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# -*- encoding: ascii-8bit -*-
require File.expand_path('../../../../spec_helper', __FILE__)
require 'stringio'
require 'zlib'
describe "GzipWriter#write" do
before :each do
@data = '12345abcde'
@zip = "\037\213\b\000,\334\321G\000\00334261MLJNI\005\000\235\005\000$\n\000\000\000"
@io = StringIO.new ""
end
it "writes some compressed data" do
Zlib::GzipWriter.wrap @io do |gzio|
gzio.write @data
end
# skip gzip header for now
@io.string[10..-1].should == @zip[10..-1]
end
it "returns the number of bytes in the input" do
Zlib::GzipWriter.wrap @io do |gzio|
gzio.write(@data).should == @data.size
end
end
it "handles inputs of 2^23 bytes" do
input = '.' * (2 ** 23)
Zlib::GzipWriter.wrap @io do |gzio|
gzio.write input
end
@io.string.size.should == 8176
end
end
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