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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, &block)
@id = id
@block = block
end
def run
@block.call if @block
end
end
def setup
@queue = ActiveSupport::Queue.new
@logger = ActiveSupport::LogSubscriber::TestHelper::MockLogger.new
@consumer = ActiveSupport::ThreadedQueueConsumer.start(@queue, @logger)
end
def teardown
@queue.push nil
end
test "the jobs are executed" do
ran = false
job = Job.new(1) do
ran = true
end
@queue.push job
sleep 0.1
assert_equal true, ran
end
test "the jobs are not executed synchronously" do
ran = false
job = Job.new(1) do
sleep 0.1
ran = true
end
@queue.push job
assert_equal false, ran
end
test "shutting down the queue synchronously drains the jobs" do
ran = false
job = Job.new(1) do
sleep 0.1
ran = true
end
@queue.push job
assert_equal false, ran
@consumer.shutdown
assert_equal true, ran
end
test "log job that raises an exception" do
job = Job.new(1) do
raise "RuntimeError: Error!"
end
@queue.push job
sleep 0.1
assert_equal 1, @logger.logged(:error).size
assert_match(/Job Error: RuntimeError: Error!/, @logger.logged(:error).last)
end
test "test overriding exception handling" do
@consumer.shutdown
@consumer = Class.new(ActiveSupport::ThreadedQueueConsumer) do
attr_reader :last_error
def handle_exception(e)
@last_error = e.message
end
end.start(@queue)
job = Job.new(1) do
raise "RuntimeError: Error!"
end
@queue.push job
sleep 0.1
assert_equal "RuntimeError: Error!", @consumer.last_error
end
end
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