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# -*- coding: utf-8 -*-
require "cases/helper"
require 'active_record/base'
require 'active_record/connection_adapters/postgresql_adapter'
class PostgresqlEnumTest < ActiveRecord::TestCase
class PostgresqlEnum < ActiveRecord::Base
self.table_name = "postgresql_enums"
end
def teardown
@connection.execute 'DROP TABLE IF EXISTS postgresql_enums'
@connection.execute 'DROP TYPE IF EXISTS mood'
end
def setup
@connection = ActiveRecord::Base.connection
@connection.transaction do
@connection.execute <<-SQL
CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy');
SQL
@connection.create_table('postgresql_enums') do |t|
t.column :current_mood, :mood
end
end
# reload type map after creating the enum type
@connection.send(:reload_type_map)
end
def test_enum_mapping
@connection.execute "INSERT INTO postgresql_enums VALUES (1, 'sad');"
enum = PostgresqlEnum.first
assert_equal "sad", enum.current_mood
enum.current_mood = "happy"
enum.save!
assert_equal "happy", enum.reload.current_mood
end
def test_invalid_enum_update
@connection.execute "INSERT INTO postgresql_enums VALUES (1, 'sad');"
enum = PostgresqlEnum.first
enum.current_mood = "angry"
assert_raise ActiveRecord::StatementInvalid do
enum.save
end
end
def test_no_oid_warning
@connection.execute "INSERT INTO postgresql_enums VALUES (1, 'sad');"
stderr_output = capture(:stderr) { PostgresqlEnum.first }
assert stderr_output.blank?
end
def test_enum_type_cast
enum = PostgresqlEnum.new
enum.current_mood = :happy
assert_equal "happy", enum.current_mood
end
end
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