WORK IN PROGRESS

Go testing

Project to understand how to write tests in Golang

TODO list

• testing types

  • unit-testing
  • integration-testing
  • integration-testing with testcontainers
  • contract-testing

• testing techniques

  • mocking
  • stubbing

• testing techs

  • basic interface
  • database
  • rest
    • server
    • client
    • middleware
  • grpc
    • server
    • client
  • broker
    • kafka
      • producer
      • consumer
    • kubemq
      • producer
      • consumer
  • logs
  • metrics
  • traces

• libraries

  • mockery

---

Links

testing in go

• https://golang.org/pkg/testing/

code coverage

• https://blog.golang.org/cover
• https://stackoverflow.com/questions/10516662/how-to-measure-code-coverage-in-golang

frameworks

• https://github.com/stretchr/testify
  • https://github.com/stretchr/testify#mock-package
• https://onsi.github.io/ginkgo/
• https://onsi.github.io/gomega/
• http://labix.org/gocheck

mocking

• https://github.com/golang/mock
• https://github.com/vektra/mockery
• https://itnext.io/yet-another-tool-to-mock-interfaces-in-go-73de1b02c041
• https://blog.codecentric.de/2019/07/gomock-vs-testify/

basic-example

• https://medium.com/swlh/using-go-interfaces-for-testable-code-d2e11b02dea

unit-testing

database

• https://medium.com/easyread/unit-test-sql-in-golang-5af19075e68e
• https://github.com/DATA-DOG/go-sqlmock
• https://dev.to/pieohpah/mocking-database-in-go-55bo

http

server

• https://golang.org/pkg/net/http/httptest/

client

• https://www.thegreatcodeadventure.com/mocking-http-requests-in-golang/

middleware

• http://www.inanzzz.com/index.php/post/xgod/testing-a-middleware-within-golang
• https://stackoverflow.com/questions/51201056/testing-golang-middleware-that-modifies-the-request

grpc

• https://github.com/tokopedia/gripmock

logging

• https://stackoverflow.com/questions/52734529/testing-zap-logging-for-a-logger-built-from-a-custom-config/52737940
• https://gianarb.it/blog/golang-mockmania-zap-logger
• https://gist.github.com/iwuvjhdva/b0be6405dfd40cdf19467c6100bdf7c8

integration-testing

• https://medium.com/@victorsteven/understanding-unit-and-integrationtesting-in-golang-ba60becb778d
• https://www.ardanlabs.com/blog/2019/03/integration-testing-in-go-executing-tests-with-docker.html
  • https://www.ardanlabs.com/blog/2019/10/integration-testing-in-go-set-up-and-writing-tests.html
• https://blog.gojekengineering.com/golang-integration-testing-made-easy-a834e754fa4c

testcontainers

• https://github.com/testcontainers/testcontainers-go
• https://levelup.gitconnected.com/unit-test-sql-in-golang-without-mocking-using-testcontainers-go-postgres-docker-4f61574b1989
  • https://github.com/atkinsonbg/go-gmux-db-testcontainers

contract-testing

• https://www.youtube.com/watch?v=-6x6XBDf9sQ
• https://medium.com/@kaigo/getting-started-with-contract-testing-with-golang-and-apiary-io-935a46f0e83f
  • https://apiary.io/
  • https://dredd.org/en/latest/

pact

• https://pkg.go.dev/github.com/pact-foundation/pact-go?tab=doc
• https://github.com/pact-foundation/pact-workshop-go
• https://medium.com/trendyol-tech/writing-pact-contract-tests-with-golang-2c20b5049e0c

gandalf

• https://github.com/JumboInteractiveLimited/Gandalf
• https://godoc.org/github.com/JumboInteractiveLimited/Gandalf
• https://www.youtube.com/watch?v=PAU-Hi9GEzs

articles

• https://medium.com/rungo/unit-testing-made-easy-in-go-25077669318
• https://medium.com/@povilasve/go-advanced-tips-tricks-a872503ac859
• https://levelup.gitconnected.com/better-tests-for-golang-apps-681ed2338677

tutorials

• https://medium.com/better-programming/easy-guide-to-unit-testing-in-golang-4fc1e9d96679
• https://medium.com/better-programming/unit-testing-code-using-the-mongo-go-driver-in-golang-7166d1aa72c0
• https://gianarb.it/blog/unit-testing-kubernetes-client-in-go