By Chris Hartjes
Studying easy methods to use PHPUnit doesnt need to suck.
My identify is Chris Hartjes. Im a long-time Hypertext Preprocessor developer who has been selling checking out practices for nearly a decade. I wrote «The Grumpy Programmers advisor To development Testable Hypertext Preprocessor purposes» to teach you ways you could write code you could simply try. The prior few years i've got spoken at meetings approximately most sensible practices for writing assessments and been famous as knowledgeable on unit trying out. Now, i need that will help you learn how to use PHPUnit to create checks that provide you with self assurance that your code is at the correct track.
My new e-book «The Grumpy Programmers PHPUnit Cookbook» is a set of suggestions and tips for making PHPUnit do what you wish it do with a purpose to write exams on your code. With the knowledge contained during this ebook you'll get a bounce begin to make writing exams anything you do without difficulty.
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Extra info for The Grumpy Programmer's PHPUnit Cookbook
Sample text
To use the data provider, we have to add an annotation to the docblock preceding our test so that PHPUnit knows to use it. Give it the name of the data provider method. php /** * Test for our FizzBuzz object * * @dataProvider fizzBuzzProvider */ public function testFizzBuzz($input, $expected) { $response = $this->fb->check($input); $this->assertEquals($expected, $response); } Now we have just one test (less code to maintain) and can add scenarios to our heart’s content via the data provider (even Data Providers 41 better).
Php // Method is fooSum($startRow, $endRow) $foo = $this->getMockBuilder('MathStuff')->getMock(); $startRow = 1; $endRow = 10; $foo->expects($this->once()) ->method('fooSum') ->with($startRow, $endRow) ->will($this->returnValue(55)); Testing protected and private methods and attributes I will be up front: I am not an advocate of writing tests for protected and private class methods. In most cases, when you write tests for public methods, you will end up testing private and protected methods that it calls.
No test fakes either. php class Baz { public $foo; public $bar; 6 7 8 9 10 11 public function __construct(Foo $foo, Bar $bar) { $this->foo = $foo; $this->bar = $bar; } 12 13 public function processFoo() Test Doubles 24 { 14 return $this->foo->process(); 15 } 16 17 public function mergeBar() { if ($this->bar->getStatus() == 'merge-ready') { $this->bar->merge(); return true; } 18 19 20 21 22 23 24 return false; 25 } 26 27 } Sometimes we just need something that can stand in for a dependency and we are not worrying about faking any functionality.
The Grumpy Programmer's PHPUnit Cookbook by Chris Hartjes
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