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mperham--sidekiq/test/test_exception_handler.rb

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require 'helper'
require 'sidekiq'
require 'sidekiq/exception_handler'
require 'stringio'
require 'logger'
ExceptionHandlerTestException = Class.new(StandardError)
TEST_EXCEPTION = ExceptionHandlerTestException.new("Something didn't work!")
class Component
include Sidekiq::Util
def invoke_exception(args)
raise TEST_EXCEPTION
rescue ExceptionHandlerTestException => e
handle_exception(e,args)
end
end
class TestExceptionHandler < MiniTest::Unit::TestCase
describe "with mock logger" do
before do
@old_logger = Sidekiq.logger
@str_logger = StringIO.new
Sidekiq.logger = Logger.new(@str_logger)
end
after do
Sidekiq.logger = @old_logger
end
it "logs the exception to Sidekiq.logger" do
Component.new.invoke_exception(:a => 1)
@str_logger.rewind
log = @str_logger.readlines
assert_match /a=>1/, log[0], "didn't include the context"
assert_match /Something didn't work!/, log[1], "didn't include the exception message"
assert_match /test\/test_exception_handler.rb/, log[2], "didn't include the backtrace"
end
end
describe "with fake Airbrake" do
before do
::Airbrake = MiniTest::Mock.new
end
after do
Object.send(:remove_const, "Airbrake") # HACK should probably inject Airbrake etc into this class in the future
end
it "notifies Airbrake" do
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::Airbrake.expect(:notify_or_ignore,nil,[TEST_EXCEPTION,:parameters => { :a => 1 }])
Component.new.invoke_exception(:a => 1)
::Airbrake.verify
end
end
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describe "with fake Honeybadger" do
before do
::Honeybadger = MiniTest::Mock.new
end
after do
Object.send(:remove_const, "Honeybadger") # HACK should probably inject Honeybadger etc into this class in the future
end
it "notifies Honeybadger" do
::Honeybadger.expect(:notify_or_ignore,nil,[TEST_EXCEPTION,:parameters => { :a => 1 }])
Component.new.invoke_exception(:a => 1)
::Honeybadger.verify
end
end
describe "with fake ExceptionNotifier" do
before do
::ExceptionNotifier = Module.new
::ExceptionNotifier::Notifier = MiniTest::Mock.new
end
after do
Object.send(:remove_const, "ExceptionNotifier")
end
it "notifies ExceptionNotifier" do
mail = MiniTest::Mock.new
mail.expect(:deliver,nil)
::ExceptionNotifier::Notifier.expect(:background_exception_notification,mail,[TEST_EXCEPTION, :data => { :message => { :b => 2 } }])
Component.new.invoke_exception(:b => 2)
::ExceptionNotifier::Notifier.verify
mail.verify
end
end
describe "with fake Exceptional" do
before do
::Exceptional = Class.new do
def self.context(msg)
@msg = msg
end
def self.check_context
@msg
end
end
::Exceptional::Config = MiniTest::Mock.new
::Exceptional::Remote = MiniTest::Mock.new
::Exceptional::ExceptionData = MiniTest::Mock.new
end
after do
Object.send(:remove_const, "Exceptional")
end
it "notifies Exceptional" do
::Exceptional::Config.expect(:should_send_to_api?,true)
exception_data = MiniTest::Mock.new
::Exceptional::Remote.expect(:error,nil,[exception_data])
::Exceptional::ExceptionData.expect(:new,exception_data,[TEST_EXCEPTION])
Component.new.invoke_exception(:c => 3)
assert_equal({:c => 3},::Exceptional.check_context,"did not record arguments properly")
::Exceptional::Config.verify
::Exceptional::Remote.verify
::Exceptional::ExceptionData.verify
end
end
end