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Tech blog of j-labs' engineers. Experiences, knowledge, solutions.

Creating test data with WireMock

Testing end to end of complex systems is often complicated by stability problems. Testers are involved in the development process from the very beginning when a majority of endpoints are not yet implemented. Also for some reasons we might have a limited access to particular microservices.

Grzegorz Bech |

05 May 2021

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Creating test data with WireMock

05 May 2021 | Grzegorz Bech

Testing end to end of complex systems is often complicated by stability problems. Testers are involved in the development process from the very beginning when a majority of endpoints are not yet implemented. Also for some reasons we might have a limited access to particular microservices.

Read more
4

State management and project structure with Terraform

21 Apr 2021 | Krzysztof Dymek

  IaC Terraform DevOps 

Terraform is an open-source Infrastructure as Code tool created by HashiCorp. It allows users to manage various types of IT resources (especially cloud ones) using a declarative language known as HashiCorp Configuration Language. From this article, you will learn how to manage project state and structure to simplify teamwork.

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5

UI Test automation design framework with Selenium

07 Apr 2021 | Adam Samsonowicz

In this article I will show you design approaches to improve readability and maintanability of your selenium framework. If your page objects are too big or selenium util classes are too complex then it's for you. Let me introduce our PageObject that you could have seen before.

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Introduction to Terraform

24 mar 2021 | Krzysztof Dymek

  IaC Terraform DevOps 

IaC is a key attribute of enabling best practices in DevOps. Developers can be more involved in defining configuration because they can do it the way they are most proficient in - by writing code. Ops teams get involved in the earliest phases of the development process. Tools like Terraform bring visibility to state and configuration, simplify automation by making processes more efficient and less error-prone. In this article, we will learn what Terraform is, how to configure it, how to provide cloud resources with one of the cloud providers.

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Practical introduction to AWS serverless computing using Microsoft .NET

10 mar 2021 | Marcin Kasprzykowski

  AWS 

The serverless approach is becoming more and more popular recently and there are good reasons behind it. It needs very little initial configuration, scales automatically, has high availability built in, is extremely lightweight and offers a pay-as-you-go subscription model.

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8

Features in Java 15

17 Feb 2021 | Patrycja Banasik

  Java Backend 

Java 15 is the latest release. It was released in September 2020, several new features were added. The next LTS release - Java 17 is planned in September 2021.

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Practical guide to gRPC in Java

07 Oct 2020 | Rafał Bednarz

  Java 

gRPC is an open-source language-agnostic RPC framework. It was developed at Google in 2015 based on experience with Stubby - their own framework used internally to handle billions of requests per second.

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Web scraping with Puppeteer - Quick Start

30 Sep 2020 | Marcin Łącki

Puppeteer is a Node library from the Google Chrome team we can use to control a headless Chrome instance. With Puppeteer you can make screenshots, track page loading performance, generate PDF from web page, scrape web pages and a lot of more.

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11

Dockerizing Flask-RESTful application

23 Sep 2020 | Jacek Zygiel

  Python 

In the last article, Fuel Consumption API using database was created. All business requirements are met, now it's time to go on the production! To be on time with current trends, Fuel Consumption Api will run in Docker container.

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