1 files changed, 11 insertions, 0 deletions
diff --git a/test/ruby/test_file.rb b/test/ruby/test_file.rb
index 0d0ea389a4..f51e55f0c6 100644
--- a/test/ruby/test_file.rb
+++ b/test/ruby/test_file.rb
@@ -1,4 +1,7 @@
 require 'test/unit'
+require 'tempfile'
+$:.replace([File.dirname(File.expand_path(__FILE__))] | $:)
+require 'ut_eof'
 
 $KCODE = 'none'
 
@@ -29,4 +32,12 @@ class TestFile < Test::Unit::TestCase
       File.unlink(filename) if File.exist?(filename)
     end
   end
+
+  include TestEOF
+  def open_file(content)
+    f = Tempfile.new("test-eof")
+    f << content
+    f.rewind
+    yield f
+  end
 end