110 lines
1.7 KiB
Ruby
110 lines
1.7 KiB
Ruby
# encoding: utf-8
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# frozen_string_literal: true
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describe Scheduler::Defer do
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class DeferInstance
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include Scheduler::Deferrable
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end
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def wait_for(timeout, &blk)
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till = Time.now + (timeout.to_f / 1000)
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while Time.now < till && !blk.call
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sleep 0.001
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end
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end
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before do
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@defer = DeferInstance.new
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@defer.async = true
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end
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after do
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@defer.stop!
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end
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it "supports timeout reporting" do
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@defer.timeout = 0.05
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logger = track_log_messages do |l|
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10.times do
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@defer.later("fast job") {}
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end
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@defer.later "weird slow job" do
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sleep
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end
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wait_for(200) do
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l.errors.length == 1
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end
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end
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expect(logger.warnings.length).to eq(0)
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expect(logger.fatals.length).to eq(0)
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expect(logger.errors.length).to eq(1)
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expect(logger.errors).to include(/'weird slow job' is still running/)
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end
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it "can pause and resume" do
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x = 1
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@defer.pause
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@defer.later do
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x = 2
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end
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expect(@defer.length).to eq(1)
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@defer.do_all_work
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expect(x).to eq(2)
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@defer.resume
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@defer.later do
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x = 3
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end
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wait_for(1000) do
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x == 3
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end
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expect(x).to eq(3)
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end
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it "recovers from a crash / fork" do
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s = nil
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@defer.stop!
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wait_for(1000) do
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@defer.stopped?
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end
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# hack allow thread to die
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sleep 0.005
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@defer.later do
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s = "good"
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end
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wait_for(1000) do
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s == "good"
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end
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expect(s).to eq("good")
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end
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it "can queue jobs properly" do
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s = nil
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@defer.later do
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s = "good"
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end
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wait_for(1000) do
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s == "good"
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end
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expect(s).to eq("good")
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end
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end
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