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* For easier modifications of ruby/spec by MRI developers. * .gitignore: track changes under spec. * spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec. These files can therefore be updated like any other file in MRI. Instructions are provided in spec/README. [Feature #13156] [ruby-core:79246] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
56 lines
1.4 KiB
Ruby
56 lines
1.4 KiB
Ruby
require File.expand_path('../../../../spec_helper', __FILE__)
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require 'stringio'
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require 'zlib'
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describe "GzipReader#eof?" do
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before :each do
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@data = '{"a":1234}'
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@zip = [31, 139, 8, 0, 0, 0, 0, 0, 0, 3, 171, 86, 74, 84, 178, 50,
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52, 50, 54, 169, 5, 0, 196, 20, 118, 213, 10, 0, 0, 0].pack('C*')
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@io = StringIO.new @zip
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end
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it "returns true when at EOF" do
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gz = Zlib::GzipReader.new @io
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gz.eof?.should be_false
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gz.read
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gz.eof?.should be_true
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end
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it "returns true when at EOF with the exact length of uncompressed data" do
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gz = Zlib::GzipReader.new @io
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gz.eof?.should be_false
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gz.read(10)
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gz.eof?.should be_true
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end
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it "returns true when at EOF with a length greater than the size of uncompressed data" do
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gz = Zlib::GzipReader.new @io
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gz.eof?.should be_false
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gz.read(11)
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gz.eof?.should be_true
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end
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it "returns false when at EOF when there's data left in the buffer to read" do
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gz = Zlib::GzipReader.new @io
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gz.read(9)
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gz.eof?.should be_false
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gz.read
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gz.eof?.should be_true
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end
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# This is especially important for JRuby, since eof? there
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# is more than just a simple accessor.
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it "does not affect the reading data" do
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gz = Zlib::GzipReader.new @io
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0.upto(9) do |i|
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gz.eof?.should be_false
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gz.read(1).should == @data[i, 1]
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end
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gz.eof?.should be_true
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gz.read().should == ""
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gz.eof?.should be_true
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end
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end
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