103 lines
2.5 KiB
Ruby
103 lines
2.5 KiB
Ruby
require 'spec_helper'
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describe Gitlab::Daemon do
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subject { described_class.new }
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before do
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allow(subject).to receive(:start_working)
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allow(subject).to receive(:stop_working)
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end
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describe '.instance' do
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before do
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allow(Kernel).to receive(:at_exit)
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end
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after(:each) do
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described_class.instance_variable_set(:@instance, nil)
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end
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it 'provides instance of Daemon' do
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expect(described_class.instance).to be_instance_of(described_class)
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end
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it 'subsequent invocations provide the same instance' do
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expect(described_class.instance).to eq(described_class.instance)
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end
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it 'creates at_exit hook when instance is created' do
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expect(described_class.instance).not_to be_nil
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expect(Kernel).to have_received(:at_exit)
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end
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end
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describe 'when Daemon is enabled' do
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before do
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allow(subject).to receive(:enabled?).and_return(true)
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end
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describe 'when Daemon is stopped' do
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describe '#start' do
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it 'starts the Daemon' do
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expect { subject.start.join }.to change { subject.thread? }.from(false).to(true)
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expect(subject).to have_received(:start_working)
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end
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end
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describe '#stop' do
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it "doesn't shutdown stopped Daemon" do
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expect { subject.stop }.not_to change { subject.thread? }
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expect(subject).not_to have_received(:start_working)
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end
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end
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end
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describe 'when Daemon is running' do
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before do
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subject.start.join
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end
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describe '#start' do
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it "doesn't start running Daemon" do
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expect { subject.start.join }.not_to change { subject.thread? }
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expect(subject).to have_received(:start_working).once
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end
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end
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describe '#stop' do
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it 'shutdowns Daemon' do
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expect { subject.stop }.to change { subject.thread? }.from(true).to(false)
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expect(subject).to have_received(:stop_working)
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end
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end
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end
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end
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describe 'when Daemon is disabled' do
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before do
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allow(subject).to receive(:enabled?).and_return(false)
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end
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describe '#start' do
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it "doesn't start working" do
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expect(subject.start).to be_nil
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expect { subject.start }.not_to change { subject.thread? }
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expect(subject).not_to have_received(:start_working)
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end
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end
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describe '#stop' do
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it "doesn't stop working" do
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expect { subject.stop }.not_to change { subject.thread? }
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expect(subject).not_to have_received(:stop_working)
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end
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end
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end
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end
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