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-rw-r--r--spec/ruby/library/zlib/gzipreader/eof_spec.rb56
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diff --git a/spec/ruby/library/zlib/gzipreader/eof_spec.rb b/spec/ruby/library/zlib/gzipreader/eof_spec.rb
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+++ b/spec/ruby/library/zlib/gzipreader/eof_spec.rb
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+require File.expand_path('../../../../spec_helper', __FILE__)
+require 'stringio'
+require 'zlib'
+
+describe "GzipReader#eof?" do
+
+ before :each do
+ @data = '{"a":1234}'
+ @zip = [31, 139, 8, 0, 0, 0, 0, 0, 0, 3, 171, 86, 74, 84, 178, 50,
+ 52, 50, 54, 169, 5, 0, 196, 20, 118, 213, 10, 0, 0, 0].pack('C*')
+ @io = StringIO.new @zip
+ end
+
+ it "returns true when at EOF" do
+ gz = Zlib::GzipReader.new @io
+ gz.eof?.should be_false
+ gz.read
+ gz.eof?.should be_true
+ end
+
+ it "returns true when at EOF with the exact length of uncompressed data" do
+ gz = Zlib::GzipReader.new @io
+ gz.eof?.should be_false
+ gz.read(10)
+ gz.eof?.should be_true
+ end
+
+ it "returns true when at EOF with a length greater than the size of uncompressed data" do
+ gz = Zlib::GzipReader.new @io
+ gz.eof?.should be_false
+ gz.read(11)
+ gz.eof?.should be_true
+ end
+
+ it "returns false when at EOF when there's data left in the buffer to read" do
+ gz = Zlib::GzipReader.new @io
+ gz.read(9)
+ gz.eof?.should be_false
+ gz.read
+ gz.eof?.should be_true
+ end
+
+ # This is especially important for JRuby, since eof? there
+ # is more than just a simple accessor.
+ it "does not affect the reading data" do
+ gz = Zlib::GzipReader.new @io
+ 0.upto(9) do |i|
+ gz.eof?.should be_false
+ gz.read(1).should == @data[i, 1]
+ end
+ gz.eof?.should be_true
+ gz.read().should == ""
+ gz.eof?.should be_true
+ end
+
+end