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# frozen_string_literal: true
require 'spec_helper'
describe 'lograge', type: :request do
let(:headers) { { 'X-Request-ID' => 'new-correlation-id' } }
context 'for API requests' do
subject { get("/api/v4/endpoint", params: {}, headers: headers) }
it 'logs to api_json log' do
# we assert receiving parameters by grape logger
expect_any_instance_of(Gitlab::GrapeLogging::Formatters::LogrageWithTimestamp).to receive(:call)
.with(anything, anything, anything, a_hash_including("correlation_id" => "new-correlation-id"))
.and_call_original
subject
end
end
context 'for Controller requests' do
subject { get("/", params: {}, headers: headers) }
it 'logs to production_json log' do
# formatter receives a hash with correlation id
expect(Lograge.formatter).to receive(:call)
.with(a_hash_including("correlation_id" => "new-correlation-id"))
.and_call_original
# a log file receives a line with correlation id
expect(Lograge.logger).to receive(:send)
.with(anything, include('"correlation_id":"new-correlation-id"'))
.and_call_original
subject
end
it 'logs cpu_s on supported platform' do
allow(Gitlab::Metrics::System).to receive(:thread_cpu_time)
.and_return(
0.111222333,
0.222333833
)
expect(Lograge.formatter).to receive(:call)
.with(a_hash_including(cpu_s: 0.1111115))
.and_call_original
expect(Lograge.logger).to receive(:send)
.with(anything, include('"cpu_s":0.1111115'))
.and_call_original
subject
end
it 'does not log cpu_s on unsupported platform' do
allow(Gitlab::Metrics::System).to receive(:thread_cpu_time)
.and_return(nil)
expect(Lograge.formatter).to receive(:call)
.with(hash_not_including(:cpu_s))
.and_call_original
expect(Lograge.logger).not_to receive(:send)
.with(anything, include('"cpu_s":'))
.and_call_original
subject
end
end
context 'with a log subscriber' do
let(:subscriber) { Lograge::RequestLogSubscriber.new }
let(:event) do
ActiveSupport::Notifications::Event.new(
'process_action.action_controller',
Time.now,
Time.now,
2,
status: 200,
controller: 'HomeController',
action: 'index',
format: 'application/json',
method: 'GET',
path: '/home?foo=bar',
params: {},
db_runtime: 0.02,
view_runtime: 0.01
)
end
let(:log_output) { StringIO.new }
let(:logger) do
Logger.new(log_output).tap { |logger| logger.formatter = ->(_, _, _, msg) { msg } }
end
describe 'with an exception' do
let(:exception) { RuntimeError.new('bad request') }
let(:backtrace) { caller }
before do
allow(exception).to receive(:backtrace).and_return(backtrace)
event.payload[:exception_object] = exception
Lograge.logger = logger
end
it 'adds exception data to log' do
subscriber.process_action(event)
log_data = JSON.parse(log_output.string)
expect(log_data['exception.class']).to eq('RuntimeError')
expect(log_data['exception.message']).to eq('bad request')
expect(log_data['exception.backtrace']).to eq(Gitlab::BacktraceCleaner.clean_backtrace(backtrace))
end
end
end
end
|
