old_contents: # -*- coding: utf-8 -*-
  #
  # Copyright (c) 2011-2013, Cédric Krier
  # Copyright (c) 2011-2013, B2CK
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are met:
  #     * Redistributions of source code must retain the above copyright
  #       notice, this list of conditions and the following disclaimer.
  #     * Redistributions in binary form must reproduce the above copyright
  #       notice, this list of conditions and the following disclaimer in the
  #       documentation and/or other materials provided with the distribution.
  #     * Neither the name of the <organization> nor the
  #       names of its contributors may be used to endorse or promote products
  #       derived from this software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  # ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
  # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  import unittest
  
  from sql import Cast, Column, Table
  
  
  class TestCast(unittest.TestCase):
      column = Column(Table('t'), 'c')
  
      def test_cast(self):
          for cast in [Cast(self.column, 'int'), self.column.cast('int')]:
              self.assertEqual(str(cast), 'CAST("c" AS int)')
  
      def test_cast_no_expression(self):
          cast = Cast(1.1, 'int')
          self.assertEqual(str(cast), 'CAST(%s AS int)')
          self.assertEqual(cast.params, (1.1,))
  
new_contents: # -*- coding: utf-8 -*-
  #
  # Copyright (c) 2011-2013, Cédric Krier
  # Copyright (c) 2011-2013, B2CK
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are met:
  #     * Redistributions of source code must retain the above copyright
  #       notice, this list of conditions and the following disclaimer.
  #     * Redistributions in binary form must reproduce the above copyright
  #       notice, this list of conditions and the following disclaimer in the
  #       documentation and/or other materials provided with the distribution.
  #     * Neither the name of the <organization> nor the
  #       names of its contributors may be used to endorse or promote products
  #       derived from this software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  # ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
  # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  import unittest
  
  from sql import Cast, Column, Table
  
  
  class TestCast(unittest.TestCase):
      column = Column(Table('t'), 'c')
  
      def test_cast(self):
          for cast in [Cast(self.column, 'int'), self.column.cast('int')]:
              self.assertEqual(str(cast), 'CAST("c" AS int)')
              self.assertEqual(cast.params, ())
  
      def test_cast_no_expression(self):
          cast = Cast(1.1, 'int')
          self.assertEqual(str(cast), 'CAST(%s AS int)')
          self.assertEqual(cast.params, (1.1,))
  
subject: Add missing test on Cast params with expression