test/test_epubmaker_cmd.rb in review-3.2.0 vs test/test_epubmaker_cmd.rb in review-4.0.0

@@ -14,11 +14,11 @@
     @old_rubylib = ENV['RUBYLIB']
     ENV['RUBYLIB'] = File.expand_path('../lib', File.dirname(__FILE__))
   end
 
   def teardown
-    FileUtils.rm_rf @tmpdir1
-    FileUtils.rm_rf @tmpdir2
+    FileUtils.rm_rf(@tmpdir1)
+    FileUtils.rm_rf(@tmpdir2)
     ENV['RUBYLIB'] = @old_rubylib
   end
 
   def test_epubmaker_cmd
     if /mswin|mingw|cygwin/ !~ RUBY_PLATFORM