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PHP 7 Programming Cookbook

PHP 7 Programming Cookbook

By : Bierer
4.1 (8)
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PHP 7 Programming Cookbook

PHP 7 Programming Cookbook

4.1 (8)
By: Bierer

Overview of this book

PHP 7 comes with a myriad of new features and great tools to optimize your code and make your code perform faster than in previous versions. Most importantly, it allows you to maintain high traffic on your websites with low-cost hardware and servers through a multithreading web server. This book demonstrates intermediate to advanced PHP techniques with a focus on PHP 7. Each recipe is designed to solve practical, real-world problems faced by PHP developers like yourself every day. We also cover new ways of writing PHP code made possible only in version 7. In addition, we discuss backward-compatibility breaks and give you plenty of guidance on when and where PHP 5 code needs to be changed to produce the correct results when running under PHP 7. This book also incorporates the latest PHP 7.x features. By the end of the book, you will be equipped with the tools and skills required to deliver efficient applications for your websites and enterprises.
Table of Contents (16 chapters)
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15
Index

Writing a simple test

The primary means of testing PHP code is to use PHPUnit, which is based on a methodology called Unit Testing. The philosophy behind unit testing is quite simple: you break down your code into the smallest possible logical units. You then test each unit in isolation to confirm that it performs as expected. These expectations are codified into a series of assertions. If all assertions return TRUE, then the unit has passed the test.

Note

In the case of procedural PHP, a unit is a function. For OOP PHP, the unit is a method within a class.

How to do it...

  1. The first order of business is to either install PHPUnit directly onto your development server, or download the source code, which is available in the form of a single phar (PHP archive) file. A quick visit to the official website for PHPUnit (https://phpunit.de/) lets us download right from the main page.
  2. It is a best practice, however, to use a package manager to both install and maintain PHPUnit. For this purpose, we will...
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PHP 7 Programming Cookbook
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