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How to write unit testing for Angular Service classes and httpclient dependencies Angular

February 21, 2023 ·  5 min read

In this tutorial, you learn how to unit test angular services with example test cases. It also includes the following things How to set up a unit test Angular service. Unit test service functions Mock dependencies with jasmine library Assert expected and actual with karma library Unit testing is testing a piece of code with runs as expected. In my previous post, We discuss complete tutorials on Angular service with examples....

String interpolation in Angular | String.format in typescript

February 28, 2022 ·  1 min read

In this tutorial, You will learn the string format function in typescript. In this example, how to implement string interpolation in typescript. It uses to replace placeholders in a string template. In javascript, there is no format function in a string object The same is not available natively in typescript There are multiple ways to replace placeholder strings in typescript ES6 template string strings ES6 introduced template strings to replace placeholder values in a string....