Testing Pipes and Directives
Learn how to test pipes and directives in Angular.
We'll cover the following
Testing pipes
In this lesson, we will learn how to test a pipe. Previously, we learned that a pipe is a TypeScript class that implements the PipeTransform
interface. It exposes a transform
method, which is usually synchronous, which means it is straightforward to test. The list.pipe.ts
file contains a pipe that converts a comma-separated string into a list:
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