PHP code example of sytzez / data-object-tester

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

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

    

sytzez / data-object-tester example snippets

final class DataClass
{
    public function __construct(
        private string $string,
        private int $int,
        private array $array,
    ) {
    }

    public function getString(): string
    {
        return $this->string;
    }

    public function getInt(): int
    {
        return $this->int;
    }

    public function getArray(): array
    {
        return $this->array;
    }
}

use Sytzez\DataObjectTester\DataObjects\ClassExpectation
use Sytzez\DataObjectTester\DataObjectTestCase

class DataClassTest extends DataObjectTestCase
{
    /**
     * @test
     */
    public function it_returns_the_right_values(): void
    {
        $this->testDataObjects(
            ClassExpectation::create(DataClass::class, [
                'getString' => ['hello', 'world'],
                'getInt'    => [0, -1, PHP_INT_MAX],
                'getArray'  => [['a', 'b', 'c'], [1, 2, 3]],
            ])
        );
    }
}

use Sytzez\DataObjectTester\DataObjects\ClassExpectation
use Sytzez\DataObjectTester\PropertyCases\DefaultPropertyCase;

ClassExpectation::create(ValidatedDataClass::class, [
    'getNumber' => [
        1, 
        10,
        new DefaultPropertyCase(0),
    ],
]),

public function __construct(
    private int $number,
) {
    if ($this->number < 0) {
        throw new \InvalidArgumentException('Number cannot be negative');
    }
}

use Sytzez\DataObjectTester\DataObjects\ClassExpectation
use Sytzez\DataObjectTester\PropertyCases\ConstructorExceptionPropertyCase;

ClassExpectation::create(ValidatedDataClass::class, [
    'getNumber' => [
        1, 
        10,
        new ConstructorExceptionPropertyCase(-1, 'Number cannot be negative'),
    ],
]),

public function getString(): string
{
    return ucfirst($this->string);
}

use Sytzez\DataObjectTester\DataObjects\ClassExpectation
use Sytzez\DataObjectTester\PropertyCases\TransformativePropertyCase;

ClassExpectation::create(TransformativeDataClass::class, [
    'getString' => [
        new TransformativePropertyCase('hello', 'Hello'),
        new TransformativePropertyCase('world', 'World'),
    ],
]),

use Sytzez\DataObjectTester\PropertyCases\ClosurePropertyCase;

ClassExpectation::create(AcmeClass::class, [
    'getCollection' => new ClosurePropertyCase(
        new ArrayCollection([1, 2, 3]),
        static fn (Collection $output): bool =>
            $output->contains(1)
            && $output->contains(2)
            && $output->contains(3)
    ),
])

use Sytzez\DataObjectTester\Generators\MaximalCaseGenerator

$this->testDataObjects(
    ClassExpectation::create(DataClass::class, [
        'getString' => ['hello', 'world'],
        'getInt'    => [0, -1, PHP_INT_MAX],
        'getArray'  => [['a', 'b', 'c'], [1, 2, 3]],
    ]),
    new MaximalCaseGenerator()
);