diff options
Diffstat (limited to 'spec/rubyspec/library/zlib/gzipreader/getc_spec.rb')
-rw-r--r-- | spec/rubyspec/library/zlib/gzipreader/getc_spec.rb | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/spec/rubyspec/library/zlib/gzipreader/getc_spec.rb b/spec/rubyspec/library/zlib/gzipreader/getc_spec.rb new file mode 100644 index 0000000000..a3c4aecf76 --- /dev/null +++ b/spec/rubyspec/library/zlib/gzipreader/getc_spec.rb @@ -0,0 +1,41 @@ +require File.expand_path('../../../../spec_helper', __FILE__) +require 'stringio' +require 'zlib' + +describe "GzipReader#getc" do + + before :each do + @data = '12345abcde' + @zip = [31, 139, 8, 0, 44, 220, 209, 71, 0, 3, 51, 52, 50, 54, 49, 77, + 76, 74, 78, 73, 5, 0, 157, 5, 0, 36, 10, 0, 0, 0].pack('C*') + @io = StringIO.new @zip + end + + it "returns the next character from the stream" do + gz = Zlib::GzipReader.new @io + gz.pos.should == 0 + + gz.getc.should == '1' + gz.getc.should == '2' + gz.getc.should == '3' + gz.getc.should == '4' + gz.getc.should == '5' + end + + it "increments position" do + gz = Zlib::GzipReader.new @io + (0..@data.size).each do |i| + gz.pos.should == i + gz.getc + end + end + + it "returns nil at the end of the stream" do + gz = Zlib::GzipReader.new @io + gz.read + pos = gz.pos + gz.getc.should be_nil + gz.pos.should == pos + end + +end |