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shared_context 'simple_check' do |metrics_prefix, check_name, success_result|
describe '#metrics' do
subject { described_class.metrics }
context 'Check is passing' do
before do
allow(described_class).to receive(:check).and_return success_result
end
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_success", value: 1)) }
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_timeout", value: 0)) }
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_latency_seconds", value: be >= 0)) }
end
context 'Check is misbehaving' do
before do
allow(described_class).to receive(:check).and_return 'error!'
end
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_success", value: 0)) }
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_timeout", value: 0)) }
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_latency_seconds", value: be >= 0)) }
end
context 'Check is timeouting' do
before do
allow(described_class).to receive(:check).and_return Timeout::Error.new
end
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_success", value: 0)) }
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_timeout", value: 1)) }
it { is_expected.to include(have_attributes(name: "#{metrics_prefix}_latency_seconds", value: be >= 0)) }
end
end
describe '#readiness' do
subject { described_class.readiness }
context 'Check returns ok' do
before do
allow(described_class).to receive(:check).and_return success_result
end
it { is_expected.to have_attributes(success: true) }
end
context 'Check is misbehaving' do
before do
allow(described_class).to receive(:check).and_return 'error!'
end
it { is_expected.to have_attributes(success: false, message: "unexpected #{check_name} check result: error!") }
end
context 'Check is timeouting' do
before do
allow(described_class).to receive(:check ).and_return Timeout::Error.new
end
it { is_expected.to have_attributes(success: false, message: "#{check_name} check timed out") }
end
end
describe '#liveness' do
subject { described_class.readiness }
it { is_expected.to eq(Gitlab::HealthChecks::Result.new(true)) }
end
end
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