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# frozen_string_literal: true
require "active_support"
require "active_support/testing/autorun"
require "active_support/testing/method_call_assertions"
require "active_support/testing/stream"
require "active_record/fixtures"
require "cases/validations_repair_helper"
module ActiveRecord
# = Active Record Test Case
#
# Defines some test assertions to test against SQL queries.
class TestCase < ActiveSupport::TestCase #:nodoc:
include ActiveSupport::Testing::MethodCallAssertions
include ActiveSupport::Testing::Stream
include ActiveRecord::TestFixtures
include ActiveRecord::ValidationsRepairHelper
self.fixture_path = FIXTURES_ROOT
self.use_instantiated_fixtures = false
self.use_transactional_tests = true
def create_fixtures(*fixture_set_names, &block)
ActiveRecord::FixtureSet.create_fixtures(ActiveRecord::TestCase.fixture_path, fixture_set_names, fixture_class_names, &block)
end
def teardown
SQLCounter.clear_log
end
def capture_sql
ActiveRecord::Base.connection.materialize_transactions
SQLCounter.clear_log
yield
SQLCounter.log.dup
end
def assert_sql(*patterns_to_match)
capture_sql { yield }
ensure
failed_patterns = []
patterns_to_match.each do |pattern|
failed_patterns << pattern unless SQLCounter.log_all.any? { |sql| pattern === sql }
end
assert failed_patterns.empty?, "Query pattern(s) #{failed_patterns.map(&:inspect).join(', ')} not found.#{SQLCounter.log.size == 0 ? '' : "\nQueries:\n#{SQLCounter.log.join("\n")}"}"
end
def assert_queries(num = 1, options = {})
ignore_none = options.fetch(:ignore_none) { num == :any }
ActiveRecord::Base.connection.materialize_transactions
SQLCounter.clear_log
x = yield
the_log = ignore_none ? SQLCounter.log_all : SQLCounter.log
if num == :any
assert_operator the_log.size, :>=, 1, "1 or more queries expected, but none were executed."
else
mesg = "#{the_log.size} instead of #{num} queries were executed.#{the_log.size == 0 ? '' : "\nQueries:\n#{the_log.join("\n")}"}"
assert_equal num, the_log.size, mesg
end
x
end
def assert_no_queries(options = {}, &block)
options.reverse_merge! ignore_none: true
assert_queries(0, options, &block)
end
def assert_column(model, column_name, msg = nil)
assert has_column?(model, column_name), msg
end
def assert_no_column(model, column_name, msg = nil)
assert_not has_column?(model, column_name), msg
end
def has_column?(model, column_name)
model.reset_column_information
model.column_names.include?(column_name.to_s)
end
end
class PostgreSQLTestCase < TestCase
def self.run(*args)
super if current_adapter?(:PostgreSQLAdapter)
end
end
class Mysql2TestCase < TestCase
def self.run(*args)
super if current_adapter?(:Mysql2Adapter)
end
end
class SQLite3TestCase < TestCase
def self.run(*args)
super if current_adapter?(:SQLite3Adapter)
end
end
class SQLCounter
class << self
attr_accessor :ignored_sql, :log, :log_all
def clear_log; self.log = []; self.log_all = []; end
end
clear_log
def call(name, start, finish, message_id, values)
return if values[:cached]
sql = values[:sql]
self.class.log_all << sql
self.class.log << sql unless ["SCHEMA", "TRANSACTION"].include? values[:name]
end
end
ActiveSupport::Notifications.subscribe("sql.active_record", SQLCounter.new)
end
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