PHP code example of net-tools / phpunit-given

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

net-tools / phpunit-given example snippets

use olvlvl\Given\GivenTrait;
use PHPUnit\Framework\TestCase;

final class IntegerNameTest extends TestCase
{
    use GivenTrait; // <-- adds the method 'given'

    public function testName(): void
    {
        $mock = $this->createMock(IntegerName::class);
        $mock->method('name')->will($this
            ->given(new Integer(6))->return("six")
            ->given(new Integer(12))->return("twelve")
            ->default()->throw(LogicException::class)
        );

        $this->assertEquals("six", $mock->name(new Integer(6)));
        $this->assertEquals("twelve", $mock->name(new Integer(12)));

        $this->expectException(LogicException::class);
        $mock->name(new Integer(99));
    }
}

$mock = $this->createMock(IntegerName::class);
$mock
    ->method('name')
    ->with(new Integer(6))
    ->willReturn("six");
$mock
    ->method('name')
    ->with(new Integer(12))
    ->willReturn("twelve");

// the next line crashes with: Expectation failed
$this->assertEquals("six", $mock->name(new Integer(6)));

$mock = $this->createMock(IntegerName::class);
$mock
    ->method('name')
    ->with(new Integer(6))->willReturn("six");
    // the next line crashes with: Method parameters already configured
    ->with(new Integer(12))->willReturn("twelve");

$this->assertEquals("six", $mock->name(new Integer(6)));

$mock = $this->createMock(IntegerName::class);
$mock->method('name')->willReturnCallback(fn (Integer $int) => match ($int) {
    new Integer(6) => 'six',
    new Integer(12) => 'twelve',
    default => throw new Exception
}));

$mock = $this->createMock(IntegerName::class);
$mock->method('name')->will($this->returnValueMap([
    [ new Integer(6), "six" ],
    [ new Integer(12), "twelve" ],
]));

$mock->name(new Integer(6)); // throws TypeError

$mock = $this->createMock(IntegerName::class);
$mock->method('name')->will($this
    ->given(new Integer(6))->return("six")
    ->given(new Integer(12))->return("twelve")
);

$this->assertEquals("six", $mock->name(new Integer(6)));
$this->assertEquals("twelve", $mock->name(new Integer(12)));

$mock = $this->createMock(IntegerName::class);
$mock->method('name')->will($this
    ->given(Assert::lessThan(new Integer(6)))->return('too small')
    ->given(Assert::greaterThan(new Integer(9)))->return('too big')
    ->default()->return('just right') // `default()` is a shortcut for `given(Assert::anything())`
);

$this->assertEquals("too small", $mock->name(new Integer(5)));
$this->assertEquals("too big", $mock->name(new Integer(10)));
$this->assertEquals("just right", $mock->name(new Integer(6)));
$this->assertEquals("just right", $mock->name(new Integer(9)));

$mock = $this->createMock(IntegerName::class);
$mock->method('name')->willReturnCallback(fn (Integer $int) => match (true) {
    $int < new Integer(6) => 'too small',
    $int > new Integer(9) => 'too big',
    default => 'just right';
}));

$container = $this->prophesize(ContainerInterface::class);
$container->has('serviceA')->willReturn(true);
$container->has('serviceB')->willReturn(false);

$container = $this->createMock(ContainerInterface::class);
$container->method('has')->will($this
    ->given('serviceA')->return(true)
    ->given('serviceB')->return(false)
);

$container = $this->prophesize(ContainerInterface::class);
$container->get('serviceA')->willReturn($serviceA);
$container->get('serviceB')->willThrow(new LogicException());

$container = $this->createMock(ContainerInterface::class);
$container->method('get')->will($this
    ->given('serviceA')->return($serviceA)
    ->given('serviceB')->throw(LogicException::class)
);

$mock = $this->createMock(IntegerName::class);
$mock->method('name')->will($this
    ->given(new Integer(6))->return("six")
    ->given(new Integer(12))->return("twelve")
);

$mock->name(new Integer(13)); // throws an exception