* test/fileutils/test_fileutils.rb: add test for FileUtils#uptodate?

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36401 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Mon Jul 16 17:05:53 2012  Ayumu AIZAWA  <ayumu.aizawa@gmail.com>
+
+	* test/fileutils/test_fileutils.rb: add test for FileUtils#uptodate?
+
 Mon Jul 16 16:56:12 2012  Ayumu AIZAWA  <ayumu.aizawa@gmail.com>
 
 	* lib/fileutils.rb (public): remove useless parameter.

test/fileutils/test_fileutils.rb

@@ -1117,8 +1117,30 @@ class TestFileUtils
       uptodate? 'tmp/a', ['tmp/b', Pathname.new('tmp/c')]
       uptodate? Pathname.new('tmp/a'), [Pathname.new('tmp/b'), Pathname.new('tmp/c')]
     }
+    # [Bug #6708] [ruby-core:46256]
+    assert_raises_with_message(ArgumentError, "wrong number of arguments (3 for 2)") {
+      uptodate?('new',['old', 'oldest'], {})
+    }
   end
 
+  def assert_raises_with_message(klass, message)
+    begin
+      yield
+      flunk("Expected Exception #{klass} didn't raise")
+    rescue klass => ex
+      if message.kind_of? String
+        flag = !!(ex.message == message)
+        assert(flag, "Expected Exception(#{klass}) was raised, but the message doesn't match")
+      elsif message.kind_of? Regexp
+        flag = !!(ex.message =~ message)
+        assert(flag, "Expected Exception(#{klass}) was raised, but the message doesn't match")
+      else
+        raise
+      end
+    end
+  end
+  private :assert_raises_with_message
+
   def test_cd
     check_singleton :cd
   end