Mock

Recently, I was creating a AWS Lambda service written in Python, And my lambda was doing calls to AWS DynamoDB. I was following the best practice that AWS recommended that we should Initialize SDK clients and database connections outside of the function handler. …

Unit tests are a very important part when we develop new features and it’s common to get confused when you have to mock because there are several ways to do the same thing. …

Hangover Cure: how to mock api calls in jest. Most articles like this tend to go a little something like “so you need to mock an api call in jest? First, exactly what is the internet?”. No one has time for that shit. Let’s say we’re making the standard beige api call in a useEffect hook: useEffect(() => { …

What is it? http-request-mock is an HTTP request mocking library that lets you develop, build and test as normal even when backend APIs are down or not ready yet. It supplies a new way to prototype your web application. How does it work? It mocks http requests issued by axios, jquery, superagent, node-fetch, got, (… you…

Bayangkan jika kita perlu selalu menggunakan objek yang sebenarnya saat melakukan testing! Walaupun dalam proses TDD kita hanya perlu melakukan menjalankan test sebuah unit fungsionalitas yang baru, i’m sure sometimes we don’t wanna skip to test every single line of codes in the past, do we? Dengan kata lain, proses…

10/5/2022 想去新加坡找工作。联系PM interview 第一次用Exponent进行模拟面试，之前都不敢Mock，害怕自己英文太差，别人听不懂，一直在自己写Q&A，今天第一次尝试Exponent peer Mock,有点小紧张，等到自己打开摄像头，居然对方是一个亚洲面孔的女生，还是一个新加坡人，Mock了两轮之后，一直在用中文说闲话，哈哈哈。我一直吐槽国家政策，并且告诉她我之前也是做审计的，转行经历等。对方收获了很多，后面还加了微信和Linkedin继续交流。虽然没有提升太多面试技巧，但是感觉也有一定收获。 11/5/2022 第二次Mock，一个印度人在美国，之前一直在美国银行工作。已经是Senior Product manager了，真奇怪这个平台为什么把我匹配到这个高级产品经理。对方说他已经10年没有面试了，可能就会这样被匹配到。 经过几轮Mock后，发现自己读的痕迹非常明显，并且语速非常快，没有看镜头，而且出问题如果自己没有提前准备就会啥也说不出，于是乎，确实收获很多。印度人一直都在看镜头，非常多的eye contact，我全程没有，我以为其他人也都是照着读的，然而并不是，真的需要只记下要点，然后自己看镜头模拟。老哥还提意见，说我减慢语速，亚洲人说英语的一大缺点就是太快了，而且不太标准。

URLSession 과 URLSessionDataTask 의 Mock 을 이용해보자 — 들어가기 전에 개-하! 테스트 코드를 공부하다 보면 “테스트 대상은 외부 환경에 의존하면 안됨!” 이라는 내용을 한번쯤은 봤을 거예요. 못봤다면..? 어쩔 수 없구여 뭐 ㅋㅎ.. 튼 여기에서 말하는 외부 환경의 대표적인 예로는 네트워크 통신을 들 수 있는데요! 만약 “네트워크 통신해서 받아온 data 를 제대로 디코딩하나?” 를 …

When I first started writing unit tests in my early career, I thought it’s boring task and tried to avoid them. …

Pytest mocker is a powerful tool when writing end-to-end (e2e) tests for Python applications / projects. It enables you to mock a chosen function and return a custom output. This allows you to unit test entire app / project workflows that include functions that only work at runtime such as…