1 files changed, 24 insertions, 0 deletions
diff --git a/spec/ruby/library/zlib/gzipreader/pos_spec.rb b/spec/ruby/library/zlib/gzipreader/pos_spec.rb
new file mode 100644
index 0000000000..8586faec92
--- /dev/null
+++ b/spec/ruby/library/zlib/gzipreader/pos_spec.rb
@@ -0,0 +1,24 @@
+require_relative '../../../spec_helper'
+require 'stringio'
+require 'zlib'
+
+describe "Zlib::GzipReader#pos" 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 position" do
+    gz = Zlib::GzipReader.new @io
+
+    gz.pos.should == 0
+
+    gz.read 5
+    gz.pos.should == 5
+
+    gz.read
+    gz.pos.should == @data.length
+  end
+end