new_contents: # -*- coding: utf-8 -*-
  
  # This code is part of Qiskit.
  #
  # (C) Copyright IBM 2019.
  #
  # This code is licensed under the Apache License, Version 2.0. You may
  # obtain a copy of this license in the LICENSE.txt file in the root directory
  # of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
  #
  # Any modifications or derivative works of this code must retain this
  # copyright notice, and modified files need to carry a notice indicating
  # that they have been altered from the originals.
  
  """ Test Validation """
  
  import unittest
  from test.aqua.common import QiskitAquaTestCase
  from qiskit.aqua.utils.validation import (validate_in_set,
                                            validate_min,
                                            validate_min_exclusive,
                                            validate_max,
                                            validate_max_exclusive,
                                            validate_range,
                                            validate_range_exclusive,
                                            validate_range_exclusive_min,
                                            validate_range_exclusive_max)
  
  
  class TestValidation(QiskitAquaTestCase):
      """Validation tests."""
  
      def test_validate_in_set(self):
          """ validate in set test """
          test_value = 'value1'
          validate_in_set('test_value', test_value, {'value1', 'value2'})
          with self.assertRaises(ValueError):
              validate_in_set('test_value', test_value, {'value3', 'value4'})
  
      def test_validate_min(self):
          """ validate min test """
          test_value = 2.5
          validate_min('test_value', test_value, -1)
          validate_min('test_value', test_value, 2.5)
          with self.assertRaises(ValueError):
              validate_min('test_value', test_value, 4)
          validate_min_exclusive('test_value', test_value, -1)
          with self.assertRaises(ValueError):
              validate_min_exclusive('test_value', test_value, 2.5)
          with self.assertRaises(ValueError):
              validate_min_exclusive('test_value', test_value, 4)
  
      def test_validate_max(self):
          """ validate max test """
          test_value = 2.5
          with self.assertRaises(ValueError):
              validate_max('test_value', test_value, -1)
          validate_max('test_value', test_value, 2.5)
          validate_max('test_value', test_value, 4)
          with self.assertRaises(ValueError):
              validate_max_exclusive('test_value', test_value, -1)
          with self.assertRaises(ValueError):
              validate_max_exclusive('test_value', test_value, 2.5)
          validate_max_exclusive('test_value', test_value, 4)
  
      def test_validate_range(self):
          """ validate range test """
          test_value = 2.5
          with self.assertRaises(ValueError):
              validate_range('test_value', test_value, 0, 2)
          with self.assertRaises(ValueError):
              validate_range('test_value', test_value, 3, 4)
          validate_range('test_value', test_value, 2.5, 3)
          validate_range_exclusive('test_value', test_value, 0, 3)
          with self.assertRaises(ValueError):
              validate_range_exclusive('test_value', test_value, 0, 2.5)
              validate_range_exclusive('test_value', test_value, 2.5, 3)
          validate_range_exclusive_min('test_value', test_value, 0, 3)
          with self.assertRaises(ValueError):
              validate_range_exclusive_min('test_value', test_value, 2.5, 3)
          validate_range_exclusive_min('test_value', test_value, 0, 2.5)
          validate_range_exclusive_max('test_value', test_value, 2.5, 3)
          with self.assertRaises(ValueError):
              validate_range_exclusive_max('test_value', test_value, 0, 2.5)
          validate_range_exclusive_max('test_value', test_value, 2.5, 3)
  
  
  if __name__ == '__main__':
      unittest.main()
  
subject: Remove JSON Schema from Chemistry