require "cases/helper"
require 'support/schema_dumping_helper'

class PostgresqlNetworkTest < ActiveRecord::TestCase
  include SchemaDumpingHelper
  class PostgresqlNetworkAddress < ActiveRecord::Base; end

  setup do
    @connection = ActiveRecord::Base.connection
    @connection.create_table('postgresql_network_addresses', force: true) do |t|
      t.inet 'inet_address', default: "192.168.1.1"
      t.cidr 'cidr_address', default: "192.168.1.0/24"
      t.macaddr 'mac_address', default: "ff:ff:ff:ff:ff:ff"
    end
  end

  teardown do
    @connection.drop_table 'postgresql_network_addresses', if_exists: true
  end

  def test_cidr_column
    column = PostgresqlNetworkAddress.columns_hash["cidr_address"]
    assert_equal :cidr, column.type
    assert_equal "cidr", column.sql_type
    assert_not column.array?

    type = PostgresqlNetworkAddress.type_for_attribute("cidr_address")
    assert_not type.binary?
  end

  def test_inet_column
    column = PostgresqlNetworkAddress.columns_hash["inet_address"]
    assert_equal :inet, column.type
    assert_equal "inet", column.sql_type
    assert_not column.array?

    type = PostgresqlNetworkAddress.type_for_attribute("inet_address")
    assert_not type.binary?
  end

  def test_macaddr_column
    column = PostgresqlNetworkAddress.columns_hash["mac_address"]
    assert_equal :macaddr, column.type
    assert_equal "macaddr", column.sql_type
    assert_not column.array?

    type = PostgresqlNetworkAddress.type_for_attribute("mac_address")
    assert_not type.binary?
  end

  def test_network_types
    PostgresqlNetworkAddress.create(cidr_address: '192.168.0.0/24',
                                    inet_address: '172.16.1.254/32',
                                    mac_address: '01:23:45:67:89:0a')

    address = PostgresqlNetworkAddress.first
    assert_equal IPAddr.new('192.168.0.0/24'), address.cidr_address
    assert_equal IPAddr.new('172.16.1.254'), address.inet_address
    assert_equal '01:23:45:67:89:0a', address.mac_address

    address.cidr_address = '10.1.2.3/32'
    address.inet_address = '10.0.0.0/8'
    address.mac_address = 'bc:de:f0:12:34:56'

    address.save!
    assert address.reload
    assert_equal IPAddr.new('10.1.2.3/32'), address.cidr_address
    assert_equal IPAddr.new('10.0.0.0/8'), address.inet_address
    assert_equal 'bc:de:f0:12:34:56', address.mac_address
  end

  def test_invalid_network_address
    invalid_address = PostgresqlNetworkAddress.new(cidr_address: 'invalid addr',
                                                   inet_address: 'invalid addr')
    assert_nil invalid_address.cidr_address
    assert_nil invalid_address.inet_address
    assert_equal 'invalid addr', invalid_address.cidr_address_before_type_cast
    assert_equal 'invalid addr', invalid_address.inet_address_before_type_cast
    assert invalid_address.save

    invalid_address.reload
    assert_nil invalid_address.cidr_address
    assert_nil invalid_address.inet_address
    assert_nil invalid_address.cidr_address_before_type_cast
    assert_nil invalid_address.inet_address_before_type_cast
  end

  def test_schema_dump_with_shorthand
    output = dump_table_schema("postgresql_network_addresses")
    assert_match %r{t\.inet\s+"inet_address",\s+default: "192\.168\.1\.1"}, output
    assert_match %r{t\.cidr\s+"cidr_address",\s+default: "192\.168\.1\.0/24"}, output
    assert_match %r{t\.macaddr\s+"mac_address",\s+default: "ff:ff:ff:ff:ff:ff"}, output
  end
end