Quality Code: Software Testing Principles, Practices, and Patterns

First Functionality

Applying the recipe from Chapter 3, I jumped immediately into the happy path. The purpose of the application is to retrieve content from URLs. The simplest happy path retrieves content from a single URL. I defined the basic retrieve() method through its test (Listing 14-1).

Listing 14-1: Defining a simple retrieve() method by using it in its test [0c2d67e]. This “fails” because the method does not exist.

Click here to view code image

@Testpublic void testRetrieve_SingleURI() {  WebRetriever sut = new WebRetriever();  String content = sut.retrieve("http://www.example.com");}

For now, in the spirit of YAGNI, the simplest implementation takes the URL and returns the retrieved content as strings, deferring the questions of command-line ...