Merged revisions 76160-76161,76250,76252,76447,76506 via svnmerge from

svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3

........
  r76160 | benjamin.peterson | 2009-11-08 18:53:48 -0600 (Sun, 08 Nov 2009) | 1 line

  undeprecate the -p option; it's useful for converting python3 sources
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  r76161 | benjamin.peterson | 2009-11-08 19:05:37 -0600 (Sun, 08 Nov 2009) | 1 line

  simplify condition
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  r76250 | benjamin.peterson | 2009-11-13 16:56:48 -0600 (Fri, 13 Nov 2009) | 1 line

  fix handling of a utf-8 bom #7313
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  r76252 | benjamin.peterson | 2009-11-13 16:58:36 -0600 (Fri, 13 Nov 2009) | 1 line

  remove pdb turd
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  r76447 | benjamin.peterson | 2009-11-22 18:17:40 -0600 (Sun, 22 Nov 2009) | 1 line

  #7375 fix nested transformations in fix_urllib
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  r76506 | benjamin.peterson | 2009-11-24 18:34:31 -0600 (Tue, 24 Nov 2009) | 1 line

  use generator expressions in any()
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1 files changed, 13 insertions, 7 deletions

diff --git a/Lib/lib2to3/tests/test_refactor.py b/Lib/lib2to3/tests/test_refactor.py
index cc47b9d..1729027 100644
--- a/Lib/lib2to3/tests/test_refactor.py
+++ b/Lib/lib2to3/tests/test_refactor.py
@@ -4,6 +4,7 @@ Unit tests for refactor.py.
 
 import sys
 import os
+import codecs
 import operator
 import StringIO
 import tempfile
@@ -45,12 +46,10 @@ class TestRefactoringTool(unittest.TestCase):
         return refactor.RefactoringTool(fixers, options, explicit)
 
     def test_print_function_option(self):
-        with warnings.catch_warnings(record=True) as w:
-            warnings.simplefilter("always", DeprecationWarning)
-            refactor.RefactoringTool(_DEFAULT_FIXERS, {"print_function" : True})
-        self.assertEqual(len(w), 1)
-        msg, = w
-        self.assertTrue(msg.category is DeprecationWarning)
+        rt = self.rt({"print_function" : True})
+        self.assertTrue(rt.grammar is pygram.python_grammar_no_print_statement)
+        self.assertTrue(rt.driver.grammar is
+                        pygram.python_grammar_no_print_statement)
 
     def test_fixer_loading_helpers(self):
         contents = ["explicit", "first", "last", "parrot", "preorder"]
@@ -179,10 +178,12 @@ from __future__ import print_function"""
 
         try:
             rt.refactor_file(test_file, True)
-            self.assertNotEqual(old_contents, read_file())
+            new_contents = read_file()
+            self.assertNotEqual(old_contents, new_contents)
         finally:
             with open(test_file, "wb") as fp:
                 fp.write(old_contents)
+        return new_contents
 
     def test_refactor_file(self):
         test_file = os.path.join(FIXER_DIR, "parrot_example.py")
@@ -223,6 +224,11 @@ from __future__ import print_function"""
         fn = os.path.join(TEST_DATA_DIR, "different_encoding.py")
         self.check_file_refactoring(fn)
 
+    def test_bom(self):
+        fn = os.path.join(TEST_DATA_DIR, "bom.py")
+        data = self.check_file_refactoring(fn)
+        self.assertTrue(data.startswith(codecs.BOM_UTF8))
+
     def test_crlf_newlines(self):
         old_sep = os.linesep
         os.linesep = "\r\n"