vendor/gems/composite_primary_keys-2.2.2/test/test_exists.rb

   1 require 'abstract_unit'
   2 require 'fixtures/article'
   3 require 'fixtures/department'
   4
   5 class TestExists < Test::Unit::TestCase
   6   fixtures :articles, :departments
   7
   8   def test_single_key_exists_giving_id
   9     assert Article.exists?(1)
  10   end
  11
  12   def test_single_key_exists_giving_condition
  13     assert Article.exists?(['name = ?', 'Article One'])
  14   end
  15
  16   def test_composite_key_exists_giving_ids_as_string
  17     assert Department.exists?('1,1,')
  18   end
  19
  20   def test_composite_key_exists_giving_ids_as_array
  21     assert Department.exists?([1,1])
  22     assert_equal(false, Department.exists?([1111,1111]))
  23   end
  24
  25   def test_composite_key_exists_giving_ids_as_condition
  26     assert Department.exists?(['department_id = ? and location_id = ?', 1, 1])
  27     assert_equal(false, Department.exists?(['department_id = ? and location_id = ?', 11111, 11111]))
  28   end
  29 end