message_sending_spec.rb
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require 'helper'
describe Delayed::MessageSending do
describe "handle_asynchronously" do
class Story
def tell!(arg);end
handle_asynchronously :tell!
end
it "aliases original method" do
expect(Story.new).to respond_to(:tell_without_delay!)
expect(Story.new).to respond_to(:tell_with_delay!)
end
it "creates a PerformableMethod" do
story = Story.create
expect {
job = story.tell!(1)
expect(job.payload_object.class).to eq(Delayed::PerformableMethod)
expect(job.payload_object.method_name).to eq(:tell_without_delay!)
expect(job.payload_object.args).to eq([1])
}.to change { Delayed::Job.count }
end
describe "with options" do
class Fable
cattr_accessor :importance
def tell;end
handle_asynchronously :tell, :priority => Proc.new { self.importance }
end
it "sets the priority based on the Fable importance" do
Fable.importance = 10
job = Fable.new.tell
expect(job.priority).to eq(10)
Fable.importance = 20
job = Fable.new.tell
expect(job.priority).to eq(20)
end
describe "using a proc with parameters" do
class Yarn
attr_accessor :importance
def spin
end
handle_asynchronously :spin, :priority => Proc.new {|y| y.importance }
end
it "sets the priority based on the Fable importance" do
job = Yarn.new.tap {|y| y.importance = 10 }.spin
expect(job.priority).to eq(10)
job = Yarn.new.tap {|y| y.importance = 20 }.spin
expect(job.priority).to eq(20)
end
end
end
end
context "delay" do
class FairyTail
attr_accessor :happy_ending
def self.princesses;end
def tell
@happy_ending = true
end
end
after do
Delayed::Worker.default_queue_name = nil
end
it "creates a new PerformableMethod job" do
expect {
job = "hello".delay.count('l')
expect(job.payload_object.class).to eq(Delayed::PerformableMethod)
expect(job.payload_object.method_name).to eq(:count)
expect(job.payload_object.args).to eq(['l'])
}.to change { Delayed::Job.count }.by(1)
end
it "sets default priority" do
Delayed::Worker.default_priority = 99
job = FairyTail.delay.to_s
expect(job.priority).to eq(99)
end
it "sets default queue name" do
Delayed::Worker.default_queue_name = 'abbazabba'
job = FairyTail.delay.to_s
expect(job.queue).to eq('abbazabba')
end
it "sets job options" do
run_at = Time.parse('2010-05-03 12:55 AM')
job = FairyTail.delay(:priority => 20, :run_at => run_at).to_s
expect(job.run_at).to eq(run_at)
expect(job.priority).to eq(20)
end
it "does not delay the job when delay_jobs is false" do
Delayed::Worker.delay_jobs = false
fairy_tail = FairyTail.new
expect {
expect {
fairy_tail.delay.tell
}.to change(fairy_tail, :happy_ending).from(nil).to(true)
}.not_to change { Delayed::Job.count }
end
it "does delay the job when delay_jobs is true" do
Delayed::Worker.delay_jobs = true
fairy_tail = FairyTail.new
expect {
expect {
fairy_tail.delay.tell
}.not_to change(fairy_tail, :happy_ending)
}.to change { Delayed::Job.count }.by(1)
end
end
end