gitlab-org--gitlab-foss/spec/lib/gitlab/health_checks/master_check_spec.rb

70 lines
1.7 KiB
Ruby

# frozen_string_literal: true
require 'fast_spec_helper'
require_relative './simple_check_shared'
RSpec.describe Gitlab::HealthChecks::MasterCheck do
before do
stub_const('SUCCESS_CODE', 100)
stub_const('FAILURE_CODE', 101)
end
context 'when Puma runs in Clustered mode' do
before do
allow(Gitlab::Runtime).to receive(:puma_in_clustered_mode?).and_return(true)
described_class.register_master
end
after do
described_class.finish_master
end
describe '.available?' do
specify { expect(described_class.available?).to be true }
end
describe '.readiness' do
context 'when master is running' do
it 'worker does return success' do
_, child_status = run_worker
expect(child_status.exitstatus).to eq(SUCCESS_CODE)
end
end
context 'when master finishes early' do
before do
described_class.send(:close_write)
end
it 'worker does return failure' do
_, child_status = run_worker
expect(child_status.exitstatus).to eq(FAILURE_CODE)
end
end
def run_worker
pid = fork do
described_class.register_worker
exit(described_class.readiness.success ? SUCCESS_CODE : FAILURE_CODE)
end
Process.wait2(pid)
end
end
end
# '.readiness' check is not invoked if '.available?' returns false
context 'when Puma runs in Single mode' do
before do
allow(Gitlab::Runtime).to receive(:puma_in_clustered_mode?).and_return(false)
end
describe '.available?' do
specify { expect(described_class.available?).to be false }
end
end
end