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require 'helper'
require 'sidekiq/fetch'
class TestFetcher < Sidekiq::Test
describe 'fetcher' do
before do
Sidekiq.redis = { :url => REDIS_URL, :namespace => 'fuzzy' }
Sidekiq.redis do |conn|
conn.flushdb
conn.rpush('queue:basic', 'msg')
end
end
after do
Sidekiq.redis = REDIS
end
it 'retrieves' do
fetch = Sidekiq::BasicFetch.new(:queues => ['basic', 'bar'])
uow = fetch.retrieve_work
refute_nil uow
assert_equal 'basic', uow.queue_name
assert_equal 'msg', uow.message
q = Sidekiq::Queue.new('basic')
assert_equal 0, q.size
uow.requeue
assert_equal 1, q.size
assert_nil uow.acknowledge
end
it 'retrieves with strict setting' do
fetch = Sidekiq::BasicFetch.new(:queues => ['basic', 'bar', 'bar'], :strict => true)
cmd = fetch.queues_cmd
assert_equal cmd, ['queue:basic', 'queue:bar', 1]
end
it 'bulk requeues' do
q1 = Sidekiq::Queue.new('foo')
q2 = Sidekiq::Queue.new('bar')
assert_equal 0, q1.size
assert_equal 0, q2.size
uow = Sidekiq::BasicFetch::UnitOfWork
Sidekiq::BasicFetch.bulk_requeue([uow.new('fuzzy:queue:foo', 'bob'), uow.new('fuzzy:queue:foo', 'bar'), uow.new('fuzzy:queue:bar', 'widget')], {:queues => []})
assert_equal 2, q1.size
assert_equal 1, q2.size
end
describe 'fetching' do
before do
Sidekiq::Fetcher.reset
end
it 'instantiates' do
begin
Sidekiq.options[:fetch] = NullFetch
mgr = Minitest::Mock.new
fetch = Sidekiq::Fetcher.new(mgr, {})
fetch.fetch
Sidekiq::Fetcher.done!
ensure
Sidekiq.options[:fetch] = Sidekiq::BasicFetch
end
end
class NullFetch
def initialize(opts)
end
def retrieve_work
end
def self.bulk_requeue(*args)
end
end
it 'handles redis network errors' do
begin
Sidekiq.logger.level = Logger::FATAL
Sidekiq.options[:fetch] = ErrorFetch
mgr = Minitest::Mock.new
fetch = Sidekiq::Fetcher.new(mgr, {})
def fetch.pause
end
refute fetch.down
fetch.fetch
Sidekiq::Fetcher.done!
assert fetch.down
ensure
Sidekiq.options[:fetch] = Sidekiq::BasicFetch
Sidekiq.logger.level = Logger::ERROR
end
end
class ErrorFetch
def initialize(opts)
end
def retrieve_work
raise IOError, "ker-BOOM"
end
def self.bulk_requeue(*args)
end
end
end
end
end
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