old_contents: # -----------------------------------------------------------------------------
  #
  #  Copyright (c) 2007, Enthought, Inc.
  #  All rights reserved.
  #
  #  This software is provided without warranty under the terms of the BSD
  #  license included in enthought/LICENSE.txt and may be redistributed only
  #  under the conditions described in the aforementioned license.  The license
  #  is also available online at http://www.enthought.com/licenses/BSD.txt
  #
  #  Thanks for using Enthought open source!
  #
  # -----------------------------------------------------------------------------
  from traits.api import HasStrictTraits, Int, TraitError
  from traits.tests import test_tuple
  from traits.trait_types import ValidatedTuple
  
  
  class Simple(HasStrictTraits):
  
      scalar_range = ValidatedTuple(
          Int(0), Int(1), fvalidate=lambda x: x[0] < x[1])
  
  
  class TestValidatedTuple(test_tuple.TestTuple):
  
      def test_initialization(self):
          simple = Simple()
          self.assertEqual(simple.scalar_range, (0, 1))
  
      def test_invalid_definition(self):
          with self.assertRaises(TraitError):
              class InvalidSimple(HasStrictTraits):
                  scalar_range = ValidatedTuple(
                      Int(1),
                      Int(0),
                      fvalidate=lambda x: x[0] < x[1],
                      fvalidate_info='x[0] < x[1]')
  
      def test_custom_validation(self):
          simple = Simple()
  
          simple.scalar_range = (2, 5)
          self.assertEqual(simple.scalar_range, (2, 5))
  
          with self.assertRaises(TraitError):
              simple.scalar_range = (5, 2)
  
      def test_error_during_custom_validation(self):
  
          def fvalidate(x):
              if x == (5, 2):
                  raise RuntimeError()
              return True
  
          class Simple(HasStrictTraits):
  
              scalar_range = ValidatedTuple(Int(0), Int(1), fvalidate=fvalidate)
  
          simple = Simple()
  
          with self.assertRaises(RuntimeError):
              simple.scalar_range = (5, 2)
  
new_contents: # -----------------------------------------------------------------------------
  #
  #  Copyright (c) 2014, Enthought, Inc.
  #  All rights reserved.
  #
  #  This software is provided without warranty under the terms of the BSD
  #  license included in enthought/LICENSE.txt and may be redistributed only
  #  under the conditions described in the aforementioned license.  The license
  #  is also available online at http://www.enthought.com/licenses/BSD.txt
  #
  #  Thanks for using Enthought open source!
  #
  # -----------------------------------------------------------------------------
  from traits.api import HasStrictTraits, Int, TraitError
  from traits.tests import test_tuple
  from traits.trait_types import ValidatedTuple
  
  
  class Simple(HasStrictTraits):
  
      scalar_range = ValidatedTuple(
          Int(0), Int(1), fvalidate=lambda x: x[0] < x[1])
  
  
  class TestValidatedTuple(test_tuple.TestTuple):
  
      def test_initialization(self):
          simple = Simple()
          self.assertEqual(simple.scalar_range, (0, 1))
  
      def test_invalid_definition(self):
          with self.assertRaises(TraitError):
              class InvalidSimple(HasStrictTraits):
                  scalar_range = ValidatedTuple(
                      Int(1),
                      Int(0),
                      fvalidate=lambda x: x[0] < x[1],
                      fvalidate_info='x[0] < x[1]')
  
      def test_custom_validation(self):
          simple = Simple()
  
          simple.scalar_range = (2, 5)
          self.assertEqual(simple.scalar_range, (2, 5))
  
          with self.assertRaises(TraitError):
              simple.scalar_range = (5, 2)
  
      def test_error_during_custom_validation(self):
  
          def fvalidate(x):
              if x == (5, 2):
                  raise RuntimeError()
              return True
  
          class Simple(HasStrictTraits):
  
              scalar_range = ValidatedTuple(Int(0), Int(1), fvalidate=fvalidate)
  
          simple = Simple()
  
          with self.assertRaises(RuntimeError):
              simple.scalar_range = (5, 2)
  
subject: fix date