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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Test logiciel : Passé, Présent, Futur | William Durand</title>
<link rel="stylesheet" href="reveal.js/css/reveal.min.css">
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<link rel="stylesheet" href="fontawesome/css/font-awesome.min.css">
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<link rel="stylesheet" href="css/custom.css">
<script>
if (window.location.search.match(/print-pdf/gi)) {
document.write('<link rel="stylesheet" href="css/pdf.css" type="text/css">');
}
</script>
<!--[if lt IE 9]>
<script src="reveal.js/lib/js/html5shiv.js"></script>
<![endif]-->
</head>
<body>
<img src="images/forumphp-logo.png" id="logo" />
<div class="reveal">
<div class="slides">
<section>
<h1 class="title">Software Testing:<br>Past, Present, Future</h1>
<em>William Durand - October 23rd, 2014</em>
</section>
<section data-markdown>
<script type="text/template">
**Software Testing** is the process of executing
<br>a program or system with the intent of finding errors.
<br>
However, "testing shows the presence,
<br>not the absence of bugs" (Dijkstra).
</script>
</section>
<section>
<section data-markdown>
<script type="text/template">
# Past
/pɑːst/
</script>
</section>
<section data-markdown>
<script type="text/template">
## Testing was...
<br>
* Expensive ($$$)
* Time consuming
* Complicated
</script>
</section>
<section data-markdown>
<script type="text/template">
## Tools, tools, tools
</script>
</section>
<section data-markdown>
<script type="text/template">
## PHPUnit
by Sebastian Bergmann ©
<br>
<i class="fa fa-github"></i> [sebastianbergmann/phpunit](https://github.com/sebastianbergmann/phpunit)
(Alternative: [atoum/atoum](https://github.com/atoum/atoum))
</script>
</section>
<section data-markdown>
<script type="text/template">
### Extend It!
<br>
<i class="fa fa-github"></i> [etsy/phpunit-extensions](https://github.com/etsy/phpunit-extensions)
</script>
</section>
<section data-markdown>
<script type="text/template">
## Mockery
```
class MockeryTest extends \PHPUnit_Framework_TestCase
{
public function testGetsAverageTemperatureFromThreeServiceReadings()
{
$service = \Mockery::mock('service');
$service
->shouldReceive('readTemp')
->times(3)
->andReturn(10, 12, 14);
$temperature = new Temperature($service);
$this->assertEquals(12, $temperature->average());
}
}
```
<i class="fa fa-github"></i> [padraic/mockery](https://github.com/padraic/mockery)
</script>
</section>
<section data-markdown>
<script type="text/template">
## Prophecy
``` php
$prophet = new Prophecy\Prophet();
$prophecy = $prophet->prophesize();
$prophecy->willExtend('stdClass');
$dummy = $prophecy->reveal();
// fake
$prophecy->read(Argument::type('string'));
$fake = $prophecy->reveal();
// stub
$prophecy->read('123')->willReturn('value');
$stub = $prophecy->reveal();
// mock
$prophecy->read()->shouldBeCalled();
// spy
$prophecy->read()->shouldHaveBeenCalled();
```
<i class="fa fa-github"></i> [phpspec/prophecy](https://github.com/phpspec/prophecy)
</script>
</section>
<section data-markdown>
<script type="text/template">
## More?
<p class="fragment"><br>Wanna use PHPUnit with Prophecy and Atoum asserters?</p>
<p class="fragment">
<br>
<i class="fa fa-github"></i> [hautelook/frankenstein](https://github.com/hautelook/frankenstein)
</p>
</script>
</section>
<section data-markdown>
<script type="text/template">
## vfsStream
Mocking file system since 2007.
<br>
<i class="fa fa-github"></i> [mikey179/vfsStream](https://github.com/mikey179/vfsStream)
</script>
</section>
<section data-markdown>
<script type="text/template">
### Example
``` php
class VfsStreamTest extends \PHPUnit_Framework_TestCase
{
protected function setUp()
{
$this->cacheDir = vfsStream::setup('cache');
$this->repository = new YamlUserRepository(
vfsStream::url('cache/users.yml')
);
}
public testAddSerializesUserIntoYaml()
{
$this->repository->add(new User('John', 'Doe'));
$this->assertEquals(
'- { first_name: "John", last_name: "Doe" }',
$this->cacheDir->getChild('users.yml')->getContent()
);
}
}
```
</script>
</section>
<section data-markdown>
<script type="text/template">
## Tests As Documentation
</script>
</section>
<section data-markdown>
<script type="text/template">
### TestDox
```
class EmailParserTest extends \PHPUnit_Framework_TestCase
{
public function testReadsSimpleBody() { ... }
public function testRecognizesDateStringAboveQuote() { ... }
public function testDoesNotModifyInputString() { ... }
public function testDealsWithMultilineReplyHeaders() { ... }
}
```
<i class="fa fa-arrow-down"></i>
```
$ phpunit --testdox
EmailReplyParser\Tests\Parser\EmailParser
[x] Reads simple body
[x] Recognizes date string above quote
[x] Does not modify input string
[x] Deals with multiline reply headers
```
<i class="fa fa-book"></i> [Introducing BDD](http://dannorth.net/introducing-bdd/), Dan North (2006)
</script>
</section>
<section data-markdown>
<script type="text/template">
### Behat
Story BDD since [2010](https://github.com/Behat/Behat/commit/1932e46e420fcd9c48d7c67a59b347fb0b3eda3d).
<br>
```
Feature: ls
In order to see the directory structure
As a UNIX user
I need to be able to list the current directory's contents
Scenario: List 2 files in a directory
Given I am in a directory "test"
And I have a file named "foo"
And I have a file named "bar"
When I run "ls"
Then I should get:
"""
bar
foo
"""
```
<i class="fa fa-github"></i> [Behat/Behat](https://github.com/Behat/Behat)
</script>
</section>
<section data-markdown>
<script type="text/template">
### phpspec
Spec BDD since [2007](https://github.com/phpspec/phpspec/commit/4cc2fe82d089bd8904b3168e7ab62b552d9e54f9), yep!
<br>
``` php
class MarkdownSpec extends ObjectBehavior
{
function it_converts_plain_text_to_html_paragraphs()
{
$this->toHtml("Hi, there")->shouldReturn("<p>Hi, there</p>");
}
}
```
<i class="fa fa-github"></i> [phpspec/phpspec](https://github.com/phpspec/phpspec)
</script>
</section>
<section data-markdown>
<script type="text/template">
## Hooray!?
<p class="fragment">Not really.</p>
</script>
</section>
</section>
<section>
<section data-markdown>
<script type="text/template">
# Present
/ˈpreznt/
</script>
</section>
<section data-markdown>
<script type="text/template">
## Testing is...
<br>
* Slow
* Manual
* But, trending (hype?)
</script>
</section>
<section data-markdown class="no-bullets">
<script type="text/template">
## Testing, In Parallel
<br>
* <i class="fa fa-github"></i>
[grosser/parallel](https://github.com/grosser/parallel) (Ruby tool!)
* <i class="fa fa-github"></i> [brianium/paratest](https://github.com/brianium/paratest)
* <i class="fa fa-github"></i> [liuggio/fastest](https://github.com/liuggio/fastest)
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
## Continuous Integration
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
## Record & Replay
</script>
</section>
<section data-markdown>
<script type="text/template">
### PHP•VCR
```
class PhpVcrTest extends \PHPUnit_Framework_TestCase
{
/**
* @vcr unittest_annotation_test
*/
public function testInterceptsWithAnnotations()
{
// Requests are intercepted and stored into:
// `tests/fixtures/unittest_annotation_test`
$content = file_get_contents('http://google.com');
$this->assertEquals('some content', $content);
// VCR is automatically turned on and off
}
}
```
<i class="fa fa-github"></i> [php-vcr/php-vcr](https://github.com/php-vcr/php-vcr)
</script>
</section>
<section data-markdown>
<script type="text/template">
### Gor
HTTP traffic replication tool, written in Go.
<i class="fa fa-github"></i> [buger/gor](https://github.com/buger/gor)
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
## It is not only about testing your code.
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
## But rather, testing **everything**.
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
## Security Testing
<br>
* [sqlmap](http://sqlmap.org/), automatic SQL injection tool
* [Zapr](https://github.com/garethr/zapr), security scanner
* [SensioLabs Security Checker](https://security.sensiolabs.org/)
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
## Web Acceptance Testing
</script>
</section>
<section data-markdown>
<script type="text/template">
### Mink
```
$driver = new \Behat\Mink\Driver\GoutteDriver();
$session = new \Behat\Mink\Session($driver);
$session->start();
$session->visit('http://williamdurand.fr');
echo "Status code: ". $session->getStatusCode() . "\n";
echo "Current URL: ". $session->getCurrentUrl() . "\n";
$page = $session->getPage();
$anchorEl = $page->find('css', 'h3 a.title');
```
<i class="fa fa-github"></i> [Behat/Mink](https://github.com/Behat/Mink)
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
<br>
<i class="fa fa-github"></i> [jlipps/sausage](https://github.com/jlipps/sausage)
</script>
</section>
<section data-markdown>
<script type="text/template">
## Fuzzy Testing
</script>
</section>
<section data-markdown>
<script type="text/template">
### gremlins.js
<i class="fa fa-github"></i> [marmelab/gremlins.js](https://github.com/marmelab/gremlins.js)
</script>
</section>
<section data-markdown>
<script type="text/template">
## But also
<br>
* Infrastructure Testing
* Smoke Testing ([smoke.sh](https://github.com/asm89/smoke.sh))
* Robustness Testing
* Actually, <i class="fa fa-asterisk"></i> Testing
</script>
</section>
</section>
<section>
<section data-markdown>
<script type="text/template">
# Future
/ˈfjuːtʃəʳ/
</script>
</section>
<section data-markdown>
<script type="text/template">
## Testing will be...
<br>
* Automated!
* More formal
</script>
</section>
<section data-markdown>
<script type="text/template">
## Disclaimer
<br>
The following techniques are not really "new"<br>from a research point of view.
</script>
</section>
<section data-markdown>
<script type="text/template">
## Model-based Testing
</script>
</section>
<section>
<img src="images/spotify.png" class="no-border" />
</section>
<section data-markdown>
<script type="text/template">
### _1_ Model <i class="fa fa-arrow-right"></i> _N_ Implementations
</script>
</section>
<section data-markdown>
<script type="text/template">
### Model
<br>
<i class="fa fa-wrench"></i> [yEd Graph Editor](http://www.yworks.com/en/products/yfiles/yed/)
</script>
</section>
<section data-markdown>
<script type="text/template">
### Code Generation
```
public interface Login {
public void e_Init();
public void v_ClientNotRunning();
public void e_StartClient();
public void v_LoginPrompted();
public void e_ValidPremiumCredentials();
public void v_Browse();
}
```
<br>
<i class="fa fa-wrench"></i> [GraphWalker](http://graphwalker.org/)
</script>
</section>
<section data-markdown>
<script type="text/template">
### Interaction With The SUT
``` java
public class SimpleTest extends ExecutionContext implements Login {
@Override
public void e_Init() { ... }
...
@Test
public void runSmokeTest() { ... }
@Test
public void runFunctionalTest() { ... }
}
```
<br>
<i class="fa fa-wrench"></i> Java/JUnit, Robotium, Selenium, Appium, etc.
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
### Sikuli
<i class="fa fa-arrow-down"></i>
<i class="fa fa-book"></i> [http://www.sikuli.org/](http://www.sikuli.org/)
</script>
</section>
<section data-markdown class="no-border">
<script type="text/template">
### Results
</script>
</section>
<section data-markdown>
<script type="text/template">
## Automated Model Generation
<p class="fragment">Story of my life.</p>
</script>
</section>
<section data-markdown>
<script type="text/template">
## Contract-based Testing
</script>
</section>
<section data-markdown>
<script type="text/template">
### Praspel
The missing specification language for PHP.
```
/**
* @requires t : array([to integer()],boundinteger(5,10)) and
* i : integer();
* @ensures \result : boolean();
* @throwable FooException
*/
public function find($t, $i)
{
// ...
}
```
<i class="fa fa-github"></i> [hoaproject/Praspel](https://github.com/hoaproject/Praspel)
</script>
</section>
</section>
<section data-markdown>
<script type="text/template">
## Recap'
<br>
* **Congrats** for understanding the need for testing
* Testing is more than using existing tools
* **Test automation** is part of your future, start now!
</script>
</section>
<section data-markdown>
<script type="text/template">
## Thank You.
### Questions?
<br>
<br>
<ul class="me">
<li>
<p><i class="fa fa-comments-o"></i><a href="https://joind.in/11953" title="joindin">joind.in/11953</a></p>
</li>
<li>
<p><i class="fa fa-globe"></i><a href="http://williamdurand.fr" title="website">williamdurand.fr</a></p>
</li>
<li>
<p><i class="fa fa-github"></i><a href="https://github.com/willdurand" title="github">github.com/willdurand</a></p>
</li>
<li>
<p><i class="fa fa-twitter"></i><a href="https://twitter.com/couac" title="twitter">twitter.com/couac</a></p>
</li>
</ul>
</script>
</section>
</div>
</div>
<script type="text/javascript" src="reveal.js/lib/js/head.min.js"></script>
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