Reading Time: 2 minutes Prerequisites : 1. Understanding of Angular. 2. Understanding of Component’s unit tests in Angular 3. Understanding of Karma and Jasmine Http Service Let’s consider a simple service to get data using get method of Http service. This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode Continue Reading
Reading Time: 2 minutes Apache Kafka is a distributed publish-subscribe messaging system and a robust queue that can handle a high volume of data and enables you to pass messages from one end-point to another. Generally, data is published to topic via Producer API and Consumers API consume data from subscribed topics. In this blog, we will see how to do unit testing of kafka. Unit testing your Kafka Continue Reading
Reading Time: 4 minutes Here I am to going to write a blog on Hadoop! “Bigdata is not about data! The value in Bigdata [is in] the analytics. ” -Harvard Prof. Gary King So the Hadoop came into Introduction! Hadoop is an open source, Java-based programming framework that supports the processing and storage of extremely large data sets in a distributed computing environment. It is part of the Apache Continue Reading
Reading Time: 3 minutes In my Last blog, we went through the introduction of Dynatrace Digital Performance tool. In this subsequent blog, we will learn how to diagnose this tool. Once you open the Dynatrace client, you will be landed to a dashboard page where you can easily view recent activity of all the requests to the server (picture given in the last blog). We can easily connect with different hosts by Continue Reading
Reading Time: 2 minutes Hello Folks, As we discussed earlier Solr with Scala and AkkaHttp in our last blog we have used Solr as a service and tried to hit solr service with the AkkaHttp and spray routes. Here is the link for the Recap. When we want to do testing for those methods which are creating connection with the remote solr server, have to use Embedded Solr for Continue Reading
Reading Time: 4 minutes Jenkins is one open source tool to perform continuous integration and build automation. Using it, all development work can be integrated as early as possible. The resulting artifacts are automatically created and tested and as a result the process of identification of errors becomes faster. But there must be a way so that build status and testing results can be reported to the team. And Continue Reading
Reading Time: 4 minutes In continuation to my previous blogs Introduction to Jenkins and Jenkins – Manage Security , I will now be talking about creating build jobs with Jenkins. It is easy and simple to create a new build job in Jenkins. Follow the given steps to get started: From the Jenkins Dashboard, Click on “New Item” Name your project and select project type. Click on “Ok” to Continue Reading
Reading Time: 2 minutes Folks, Knoldus has always pioneered the deep diving into the best ways to use cutting edge technologies. In the past few days, one of our team carried this deed by integrating Cucumber with Akka-Http, Cassandra and of course, Scala. In this blog, we reach out to you to explain and show how this can be done. Cucumber Cucumber is for Behavior Driven Design (BDD). The Continue Reading
Reading Time: 2 minutes In my previous blog, I discussed how to handle rejections in Akka Http. You may find it here. We left it on terms to explain the testing of it later. Keeping the promise 😉 In this blog, we will learn how to be able to write the test cases for rejection handling in Akka-Http. We will be using Akka TestKit and Akka-Http TestKit. Dependencies are Continue Reading
Reading Time: 5 minutes What is Jenkins Jenkins is a powerful application that allows continuous integration and continuous delivery of projects, regardless of the platform you are working on. It is a free source that can handle any kind of build or continuous integration. You can integrate Jenkins with a number of testing and deployment technologies. How Jenkins work? Below point explains the work flow of jenkins: 1) Developers Continue Reading
Reading Time: 2 minutes In this blog I will be discussing about the latest version of selenium i.e Selenium 3 . To use selenium 3 , we need Gecko driver to run the test cases in Mozilla browser. So,the first question that arises in our mind is “What is Gecko?” Gecko is the name of the layout engine developed by the Mozilla Project. … Gecko’s function is to read Continue Reading
Reading Time: 2 minutes I have started working on a project which require stress testing using Gatling. I Setup the sbt project on which gatling is working fine. But when I try to integrate it using play framework, it doesn’t work. The project structure for both are different so it doesn’t work for both the project in the same manner. Your build.sbt should be like this: import _root_.io.gatling.sbt.GatlingPlugin import Continue Reading
Reading Time: 3 minutes In this blog we are walking through how to improve performance of application using Yourkit profiler it is helpful for both Tester and Developers. Your Kit is big achievement in the evolution of the profiling tools. It is intelligent tools for profiling java , .net and ( JVM support languages) based applications. It is often important to check memory usage and memory used per process on servers Continue Reading
