* lib/csv.rb: Enhance each() to support Enumerator.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31740 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/test/csv/test_interface.rb b/test/csv/test_interface.rb
index 92da39cebc..785f43126b 100755
--- a/test/csv/test_interface.rb
+++ b/test/csv/test_interface.rb
@@ -112,6 +112,14 @@ class TestCSV::Interface < TestCSV
       assert_equal(nil, csv.shift)
     end
   end
+  
+  def test_enumerators_are_supported
+    CSV.open(@path, col_sep: "\t", row_sep: "\r\n") do |csv|
+      enum = csv.each
+      assert_instance_of(Enumerator, enum)
+      assert_equal(@expected.shift, enum.next)
+    end
+  end
 
   ### Test Write Interface ###