require 'spec_helper' describe Gitlab::JsonLogger do subject { described_class.new('/dev/null') } let(:now) { Time.now } describe '#format_message' do before do allow(Labkit::Correlation::CorrelationId).to receive(:current_id).and_return('new-correlation-id') end it 'formats strings' do output = subject.format_message('INFO', now, 'test', 'Hello world') data = JSON.parse(output) expect(data['severity']).to eq('INFO') expect(data['time']).to eq(now.utc.iso8601(3)) expect(data['message']).to eq('Hello world') expect(data['correlation_id']).to eq('new-correlation-id') end it 'formats hashes' do output = subject.format_message('INFO', now, 'test', { hello: 1 }) data = JSON.parse(output) expect(data['severity']).to eq('INFO') expect(data['time']).to eq(now.utc.iso8601(3)) expect(data['hello']).to eq(1) expect(data['message']).to be_nil expect(data['correlation_id']).to eq('new-correlation-id') end end end