class MultipleDbTest

Public Instance Methods

setup() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 11
def setup
  @courses  = create_fixtures("courses") { Course.retrieve_connection }
  @colleges = create_fixtures("colleges") { College.retrieve_connection }
  @entrants = create_fixtures("entrants")
end
test_associations() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 49
def test_associations
  c1 = Course.find(1)
  assert_equal 2, c1.entrants.count
  e1 = Entrant.find(1)
  assert_equal e1.course.id, c1.id
  c2 = Course.find(2)
  assert_equal 1, c2.entrants.count
  e3 = Entrant.find(3)
  assert_equal e3.course.id, c2.id
end
test_associations_should_work_when_model_has_no_connection() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 108
def test_associations_should_work_when_model_has_no_connection
  begin
    ActiveRecord::Base.remove_connection
    assert_nothing_raised do
      College.first.courses.first
    end
  ensure
    ActiveRecord::Base.establish_connection :arunit
  end
end
test_connected() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 17
def test_connected
  assert_not_nil Entrant.connection
  assert_not_nil Course.connection
end
test_connection() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 95
def test_connection
  assert_same Entrant.connection, Bird.connection
  assert_not_same Entrant.connection, Course.connection
end
test_count_on_custom_connection() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 101
def test_count_on_custom_connection
  ActiveRecord::Base.remove_connection
  assert_equal 1, College.count
ensure
  ActiveRecord::Base.establish_connection :arunit
end
test_course_connection_should_survive_dependency_reload() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 60
def test_course_connection_should_survive_dependency_reload
  assert Course.connection

  ActiveSupport::Dependencies.clear
  Object.send(:remove_const, :Course)
  require_dependency "models/course"

  assert Course.connection
end
test_find() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 36
def test_find
  c1 = Course.find(1)
  assert_equal "Ruby Development", c1.name
  c2 = Course.find(2)
  assert_equal "Java Development", c2.name
  e1 = Entrant.find(1)
  assert_equal "Ruby Developer", e1.name
  e2 = Entrant.find(2)
  assert_equal "Ruby Guru", e2.name
  e3 = Entrant.find(3)
  assert_equal "Java Lover", e3.name
end
test_proper_connection() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 22
def test_proper_connection
  assert_not_equal(Entrant.connection, Course.connection)
  assert_equal(Entrant.connection, Entrant.retrieve_connection)
  assert_equal(Course.connection, Course.retrieve_connection)
  assert_equal(ActiveRecord::Base.connection, Entrant.connection)
end
test_swapping_the_connection() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 29
def test_swapping_the_connection
  old_spec_name, Course.connection_specification_name = Course.connection_specification_name, "primary"
  assert_equal(Entrant.connection, Course.connection)
ensure
  Course.connection_specification_name = old_spec_name
end
test_transactions_across_databases() click to toggle source
# File activerecord/test/cases/multiple_db_test.rb, line 70
def test_transactions_across_databases
  c1 = Course.find(1)
  e1 = Entrant.find(1)

  begin
    Course.transaction do
      Entrant.transaction do
        c1.name = "Typo"
        e1.name = "Typo"
        c1.save
        e1.save
        raise "No I messed up."
      end
    end
  rescue
    # Yup caught it
  end

  assert_equal "Typo", c1.name
  assert_equal "Typo", e1.name

  assert_equal "Ruby Development", Course.find(1).name
  assert_equal "Ruby Developer", Entrant.find(1).name
end