rails/activesupport/test/log_subscriber_test.rb

124 lines
3.6 KiB
Ruby

require 'abstract_unit'
require 'active_support/log_subscriber/test_helper'
class MyLogSubscriber < ActiveSupport::LogSubscriber
attr_reader :event
def some_event(event)
@event = event
info event.name
end
def foo(event)
debug "debug"
info "info"
warn "warn"
end
def bar(event)
info "#{color("cool", :red)}, #{color("isn't it?", :blue, true)}"
end
def puke(event)
raise "puke"
end
end
class SyncLogSubscriberTest < ActiveSupport::TestCase
include ActiveSupport::LogSubscriber::TestHelper
def setup
super
@log_subscriber = MyLogSubscriber.new
end
def teardown
super
ActiveSupport::LogSubscriber.log_subscribers.clear
end
def instrument(*args, &block)
ActiveSupport::Notifications.instrument(*args, &block)
end
def test_proxies_method_to_rails_logger
@log_subscriber.foo(nil)
assert_equal %w(debug), @logger.logged(:debug)
assert_equal %w(info), @logger.logged(:info)
assert_equal %w(warn), @logger.logged(:warn)
end
def test_set_color_for_messages
ActiveSupport::LogSubscriber.colorize_logging = true
@log_subscriber.bar(nil)
assert_equal "\e[31mcool\e[0m, \e[1m\e[34misn't it?\e[0m", @logger.logged(:info).last
end
def test_does_not_set_color_if_colorize_logging_is_set_to_false
@log_subscriber.bar(nil)
assert_equal "cool, isn't it?", @logger.logged(:info).last
end
def test_event_is_sent_to_the_registered_class
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
instrument "some_event.my_log_subscriber"
wait
assert_equal %w(some_event.my_log_subscriber), @logger.logged(:info)
end
def test_event_is_an_active_support_notifications_event
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
instrument "some_event.my_log_subscriber"
wait
assert_kind_of ActiveSupport::Notifications::Event, @log_subscriber.event
end
def test_does_not_send_the_event_if_it_doesnt_match_the_class
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
instrument "unknown_event.my_log_subscriber"
wait
# If we get here, it means that NoMethodError was not raised.
end
def test_does_not_send_the_event_if_logger_is_nil
ActiveSupport::LogSubscriber.logger = nil
@log_subscriber.expects(:some_event).never
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
instrument "some_event.my_log_subscriber"
wait
end
def test_does_not_fail_with_non_namespaced_events
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
instrument "whatever"
wait
end
def test_flushes_loggers
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
ActiveSupport::LogSubscriber.flush_all!
assert_equal 1, @logger.flush_count
end
def test_flushes_the_same_logger_just_once
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
ActiveSupport::LogSubscriber.attach_to :another, @log_subscriber
ActiveSupport::LogSubscriber.flush_all!
wait
assert_equal 1, @logger.flush_count
end
def test_logging_does_not_die_on_failures
ActiveSupport::LogSubscriber.attach_to :my_log_subscriber, @log_subscriber
instrument "puke.my_log_subscriber"
instrument "some_event.my_log_subscriber"
wait
assert_equal 1, @logger.logged(:info).size
assert_equal 'some_event.my_log_subscriber', @logger.logged(:info).last
assert_equal 1, @logger.logged(:error).size
assert_match 'Could not log "puke.my_log_subscriber" event. RuntimeError: puke', @logger.logged(:error).last
end
end