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require 'abstract_unit'
require 'active_support/queueing'
require "active_support/log_subscriber/test_helper"
class TestThreadConsumer < ActiveSupport::TestCase
class Job
attr_reader :id
def initialize(id = 1, &block)
@id = id
@block = block
end
def run
@block.call if @block
end
end
def setup
@logger = ActiveSupport::LogSubscriber::TestHelper::MockLogger.new
@queue = ActiveSupport::Queue.new(logger: @logger)
end
def teardown
@queue.drain
end
test "the jobs are executed" do
ran = false
job = Job.new { ran = true }
@queue.push job
@queue.drain
assert_equal true, ran
end
test "the jobs are not executed synchronously" do
run, ran = Queue.new, Queue.new
job = Job.new { ran.push run.pop }
@queue.consumer.start
@queue.push job
assert ran.empty?
run.push true
assert_equal true, ran.pop
end
test "shutting down the queue synchronously drains the jobs" do
ran = false
job = Job.new do
sleep 0.1
ran = true
end
@queue.consumer.start
@queue.push job
assert_equal false, ran
@queue.consumer.shutdown
assert_equal true, ran
end
test "log job that raises an exception" do
job = Job.new { raise "RuntimeError: Error!" }
@queue.push job
@queue.drain
assert_equal 1, @logger.logged(:error).size
assert_match 'Job Error: RuntimeError: Error!', @logger.logged(:error).last
end
test "test overriding exception handling" do
@queue.consumer.instance_eval do
def handle_exception(job, exception)
@last_error = exception.message
end
def last_error
@last_error
end
end
job = Job.new { raise "RuntimeError: Error!" }
@queue.push job
@queue.drain
assert_equal "RuntimeError: Error!", @queue.consumer.last_error
end
end
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