def testAssertEqualWithStringArg(self):
   pb = compare_test_pb2.Large()
   pb.string_ = 'abc'
   pb.float_ = 1.234
   compare.assertProtoEqual(self, """
         string_: 'abc'
         float_: 1.234
       """, pb)

  def _AssertProtoEquals(self, a, b):
    """Asserts that a and b are the same proto.

    Uses ProtoEq() first, as it returns correct results
    for floating point attributes, and then use assertProtoEqual()
    in case of failure as it provides good error messages.

    Args:
      a: a proto.
      b: another proto.
    """
    if not compare.ProtoEq(a, b):
      compare.assertProtoEqual(self, a, b, normalize_numbers=True)

 def testNormalizesFloat(self):
   pb1 = compare_test_pb2.Large()
   pb1.double_ = 4.0
   pb2 = compare_test_pb2.Large()
   pb2.double_ = 4
   compare.assertProtoEqual(self, pb1, pb2, normalize_numbers=True)

 def testNormalizesNumbers(self):
   pb1 = compare_test_pb2.Large()
   pb1.int64_ = 4
   pb2 = compare_test_pb2.Large()
   pb2.int64_ = 4
   compare.assertProtoEqual(self, pb1, pb2)

 def assertProtoEqual(self, a, b, **kwargs):
   if isinstance(a, six.string_types) and isinstance(b, six.string_types):
     a, b = LargePbs(a, b)
   compare.assertProtoEqual(self, a, b, **kwargs)