gitlab-org--gitlab-foss/spec/lib/gitlab/cluster/lifecycle_events_spec.rb

85 lines
2.6 KiB
Ruby

# frozen_string_literal: true
require 'fast_spec_helper'
require 'rspec-parameterized'
RSpec.describe Gitlab::Cluster::LifecycleEvents do
# we create a new instance to ensure that we do not touch existing hooks
let(:replica) { Class.new(described_class) }
context 'hooks execution' do
using RSpec::Parameterized::TableSyntax
where(:method, :hook_names) do
:do_worker_start | %i[worker_start_hooks]
:do_before_fork | %i[before_fork_hooks]
:do_before_graceful_shutdown | %i[master_blackout_period master_graceful_shutdown]
:do_before_master_restart | %i[master_restart_hooks]
end
before do
# disable blackout period to speed-up tests
stub_config(shutdown: { blackout_seconds: 0 })
end
with_them do
subject { replica.public_send(method) }
it 'executes all hooks' do
hook_names.each do |hook_name|
hook = double
replica.instance_variable_set(:"@#{hook_name}", [hook])
# ensure that proper hooks are called
expect(hook).to receive(:call)
expect(replica).to receive(:call).with(hook_name, anything).and_call_original
end
subject
end
end
end
describe '#call' do
let(:name) { :my_hooks }
subject { replica.send(:call, name, hooks) }
context 'when many hooks raise exception' do
let(:hooks) do
[
-> { raise 'Exception A' },
-> { raise 'Exception B' }
]
end
context 'USE_FATAL_LIFECYCLE_EVENTS is set to default' do
it 'only first hook is executed and is fatal' do
expect(hooks[0]).to receive(:call).and_call_original
expect(hooks[1]).not_to receive(:call)
expect(Gitlab::ErrorTracking).to receive(:track_exception).and_call_original
expect(replica).to receive(:warn).with('ERROR: The hook my_hooks failed with exception (RuntimeError) "Exception A".')
expect { subject }.to raise_error(described_class::FatalError, 'Exception A')
end
end
context 'when USE_FATAL_LIFECYCLE_EVENTS is disabled' do
before do
stub_const('Gitlab::Cluster::LifecycleEvents::USE_FATAL_LIFECYCLE_EVENTS', false)
end
it 'many hooks are executed and all exceptions are logged' do
expect(hooks[0]).to receive(:call).and_call_original
expect(hooks[1]).to receive(:call).and_call_original
expect(Gitlab::ErrorTracking).to receive(:track_exception).twice.and_call_original
expect(replica).to receive(:warn).twice.and_call_original
expect { subject }.not_to raise_error
end
end
end
end
end