composer require --dev phpunit/phpunit ^10.0
        

          
<?xml version="1.0" encoding="UTF-8"?>
<phpunit bootstrap="vendor/autoload.php"
        colors="true"
        verbose="true"
        stopOnFailure="false">
   <testsuites>
       <testsuite name="Test Suite">
           <directory>tests</directory>
       </testsuite>
   </testsuites>
</phpunit>
        

          
use PHPUnit\Framework\TestCase;
class SimpleTest extends TestCase
{
   public function testDivide()
   {
       $simple = new Simple(10);
       $this->assertEquals(5, $simple->divide(2));
   }
}
        

          
// Gleichheit prüfen
$this->assertEquals($expected, $actual);
// Strikte Typprüfung
$this->assertSame($expected, $actual);
// Wahrheitswerte prüfen
$this->assertTrue($condition);
$this->assertFalse($condition);
// Null-Prüfung
$this->assertNull($variable);
// Objekttyp prüfen
$this->assertInstanceOf($expected, $actual);
        

          
# Alle Tests ausführen
./vendor/bin/phpunit tests
# Spezifische Tests ausführen
./vendor/bin/phpunit --filter testDivide tests
# Mit Coverage-Report
./vendor/bin/phpunit --coverage-html coverage tests
        

          
/**
* @dataProvider additionProvider
*/
public function testAdd($a, $b, $expected)
{
   $this->assertEquals($expected, $a + $b);
}
public function additionProvider()
{
   return [
       [0, 0, 0],
       [1, 1, 2],
       [1, 2, 3]
   ];
}
        

          
public function testUserService()
{
   $mock = $this->createMock(Database::class);
   $mock->method('query')
        ->willReturn(['id' => 1, 'name' => 'John']);
   $service = new UserService($mock);
   $user = $service->getUserById(1);
   $this->assertEquals('John', $user->getName());
}
        

          
public function testDivideByZero()
{
   $this->expectException(InvalidArgumentException::class);
   $simple = new Simple(10);
   $simple->divide(0);
}
        

          
phpunit:
 stage: test
 script:
   - composer install --no-interaction --no-progress
   - vendor/bin/phpunit --coverage-text --colors=never
 artifacts:
   reports:
     coverage_report:
       coverage_format: cobertura
       path: coverage.xml
        

          
FROM php:8.1-cli
RUN apt-get update && apt-get install -y \
   git \
   unzip
RUN docker-php-ext-install pdo pdo_mysql
COPY --from=composer:latest /usr/bin/composer /usr/bin/composer
WORKDIR /app