The document discusses PHPUnit and different types of tests including unit tests, integration tests, acceptance tests, and smoke tests. It provides an overview of each type of test and how they fit into the "test pyramid" with unit tests at the base and smoke tests at the top. Examples of setting up PHPUnit and writing a sample unit test are also included.

1. PHPUnit
In 4 parts
DjThossi/phpunit-in-four-parts
Source code for this talk.
Feel free to follow along.

2. Who am I?
Sebastian Thoss
Chapter Lead Backend
Better ventures group

5. 01 02 03 04
The four parts
Unit
Tests
Integration
Tests
Acceptance
Tests
Smoke
Tests

6. But first
the application to test

7. Quick setup

8. A quick setup
$ wget -O phpunit https://phar.phpunit.de/phpunit-8.phar
$ chmod +x phpunit
$ ./phpunit --version
PHPUnit 8.0.4 by Sebastian Bergmann and contributors.
Install PHPUnit
Source: https://phpunit.de/getting-started/phpunit-8.html

9. A quick setup
$ phpunit --generate-configuration
PHPUnit 8.0.4 by Sebastian Bergmann and contributors.
Generating phpunit.xml in /var/www
Bootstrap script (relative to path shown above; default: vendor/autoload.php):
Tests directory (relative to path shown above; default: tests):
Source directory (relative to path shown above; default: src):
Generated phpunit.xml in /var/www
PHPUnit configuration file

10. A quick setup
<?xml version="1.0" encoding="UTF-8"?>
<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/8.0/phpunit.xsd"
bootstrap="vendor/autoload.php"
executionOrder="depends,defects"
forceCoversAnnotation="true"
beStrictAboutCoversAnnotation="true"
beStrictAboutOutputDuringTests="true"
beStrictAboutTodoAnnotatedTests="true"
verbose="true">
<testsuites>
<testsuite name="default">
<directory suffix="Test.php">tests</directory>
</testsuite>
</testsuites>
<filter>
<whitelist processUncoveredFilesFromWhitelist="true">
<directory suffix=".php">src</directory>
</whitelist>
</filter>
</phpunit>

11. A quick setup
<?php
declare(strict_types=1);
namespace ProjectPHPUnitTest;
use PHPUnitFrameworkTestCase;
class MyFirstTest extends TestCase
{
public function testMyFirstEntry(): void
{
$this->assertTrue(true);
}
}
Filename: MyFirstTest.php
Test methods: testMyFirstEntry

12. A quick setup
$ ./phpunit
PHPUnit 8.0.4 by Sebastian Bergmann and contributors.
Runtime: PHP 7.3.0 with Xdebug 2.7.0
Configuration: /var/www/phpunit.xml
. 1 / 1 (100%)
Time: 1.69 seconds, Memory: 6.00 MB
OK (1 test, 1 assertion)
Run PHPUnit

13. Test Pyramid

14. Test Pyramid
Am
ountofTests
Perform
anceofTests
Few
Many
Slow
Fast

15. Test Pyramid
UNIT TESTS

16. Sku
Color
Collection
Unit Tests
Card
Color
Mock
Mock

17. Source Code

19. Test Pyramid
INTEGRATION TESTS
UNIT TESTS

20. Sku Color
Integration Tests
Card
Color
Collection
Mock Mock

21. Source Code

22. Test Pyramid
100%
CODECOVERAGE INTEGRATION TESTS
UNIT TESTS

23. Sku
Color
Collection
Integration Tests
Card
Color
Mock
Mock

24. Test Pyramid
ACCEPTANCE TESTS
INTEGRATION TESTS
UNIT TESTS

25. Acceptance Tests
Card
Color
Collection
Sku Color

26. Source Code

27. Test Pyramid
ACCEPTANCE TESTS
INTEGRATION TESTS
UNIT TESTS
SMOKE
TESTS

28. How do SmokeTests work?
SmokeTest
Client
CI Server
Application
to test
Production Server

29. How do SmokeTests work?
SmokeTest
Client
CI Server
Application
to test
Production Server
https://www.confoo.ca/baz
https://www.confoo.ca/bar
https://www.confoo.ca/en

30. How do SmokeTests work?
https://www.confoo.ca/baz
https://www.confoo.ca/bar
https://www.confoo.ca/en
TTFB: 34ms
SmokeTest
Client
CI Server
Application
to test
Production Server

31. How do SmokeTests work?
https://www.confoo.ca/foobaz
https://www.confoo.ca/bar
https://www.confoo.ca/en
SmokeTest
Client
CI Server
Application
to test
Production Server

32. How do SmokeTests work?
TTFB: 65ms
https://www.confoo.ca/foobaz
https://www.confoo.ca/bar
https://www.confoo.ca/en
SmokeTest
Client
CI Server
Application
to test
Production Server

33. How do SmokeTests work?
https://www.confoo.ca/123
https://www.confoo.ca/foobaz
https://www.confoo.ca/bar
SmokeTest
Client
CI Server
Application
to test
Production Server

34. How do SmokeTests work?
TTFB: 620ms
https://www.confoo.ca/123
https://www.confoo.ca/foobaz
https://www.confoo.ca/bar
SmokeTest
Client
CI Server
Application
to test
Production Server

35. There is a library for it
DjThossi/smoke-testing-php

36. Github: DjThossi/smoke-testing-php
DataProvider
Single Test
Webserver
HTTP Requests
HTTP Responses
PHPUnit
Calls
Result[ ]
Result

37. Source Code

38. SmokeTests
The what, why and how
Friday @13:00 in Montréal 3

39. better ventures group
Blog post about faster code coverage
better__groupbetter.ventures.group
better.ventures
better.group/jobs