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Contents
# Copyright 2020 Google LLC
#
# Use of this source code is governed by an MIT-style
# license that can be found in the LICENSE file or at
# https://opensource.org/licenses/MIT.
# frozen_string_literal: true
require "test_helper"
require "models/firm"
require "models/account"
require "models/department"
module ActiveRecord
module Associations
class HasOneTest < SpannerAdapter::TestCase
include SpannerAdapter::Associations::TestHelper
attr_accessor :firm, :account
def setup
super
@account = Account.create name: "Account - #{rand 1000}", credit_limit: 100
@firm = Firm.create name: "Firm-#{rand 1000}", account: account
@account.reload
@firm.reload
end
def teardown
Firm.destroy_all
Account.destroy_all
Department.destroy_all
end
def test_has_one
assert_equal account, firm.account
assert_equal account.credit_limit, firm.account.credit_limit
end
def test_has_one_does_not_use_order_by
sql_log = capture_sql { firm.account }
assert sql_log.all? { |sql| !/order by/i.match?(sql) }, "ORDER BY was used in the query: #{sql_log}"
end
def test_finding_using_primary_key
assert_equal Account.find_by(firm_id: firm.id), firm.account
end
def test_successful_build_association
account = firm.build_account(credit_limit: 1000)
assert account.save
firm.reload
assert_equal account, firm.account
end
def test_delete_associated_records
assert_equal account, firm.account
firm.account.destroy
firm.reload
assert_nil firm.account
end
def test_polymorphic_association
assert_equal 0, firm.departments.count
firm.departments.create(name: "Department - 1")
firm.reload
assert_equal 1, firm.departments.count
assert_equal "Department - 1", firm.departments.first.name
end
end
end
end
Version data entries
21 entries across 21 versions & 1 rubygems