overleaf/libraries/logger/test/unit/coffee/loggingManagerTests.coffee

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# run this with
# ./node_modules/.bin/mocha --reporter tap --compilers coffee:coffee-script/register test/unit/coffee/loggingManagerTests.coffee
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require('coffee-script')
chai = require('chai')
should = chai.should()
expect = chai.expect
path = require('path')
modulePath = path.join __dirname, '../../../logging-manager.coffee'
SandboxedModule = require('sandboxed-module')
sinon = require("sinon")
tk = require("timekeeper")
describe 'logger.error', ->
beforeEach ->
@captureException = sinon.stub()
@start = Date.now()
tk.travel(new Date(@start))
@LoggingManager = SandboxedModule.require modulePath, requires:
'bunyan': {createLogger: sinon.stub().returns({error:sinon.stub()})}
'raven': {Client: sinon.stub().returns({captureException:@captureException})}
@logger = @LoggingManager.initialize("test")
@logger.initializeErrorReporting("test_dsn")
it 'should report a single error to sentry', () ->
@logger.error {foo:'bar'}, "message"
@captureException.called.should.equal true
it 'should report the same error to sentry only once', () ->
error1 = new Error('this is the error')
@logger.error {foo: error1}, "first message"
@logger.error {bar: error1}, "second message"
@captureException.callCount.should.equal 1
it 'should report two different errors to sentry individually', () ->
error1 = new Error('this is the error')
error2 = new Error('this is the error')
@logger.error {foo: error1}, "first message"
@logger.error {bar: error2}, "second message"
@captureException.callCount.should.equal 2
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it 'for multiple errors should only report a maximum of 5 errors to sentry', () ->
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@captureException.callCount.should.equal 5
it 'for multiple errors with a minute delay should report 10 errors to sentry', () ->
# the first five errors should be reported to sentry
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
# the following errors should not be reported
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
# allow a minute to pass
tk.travel(new Date(@start + 61*10000));
# after a minute the next five errors should be reported to sentry
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
# the following errors should not be reported to sentry
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@logger.error {foo:'bar'}, "message"
@captureException.callCount.should.equal 10