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AbstractInjectorTest.php
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AbstractInjectorTest.php
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<?php
/**
* @see https://github.com/zendframework/zend-di for the canonical source repository
* @copyright Copyright (c) 2018 Zend Technologies USA Inc. (https://www.zend.com)
* @license https://github.com/zendframework/zend-di/blob/master/LICENSE.md New BSD License
*/
declare(strict_types=1);
namespace ZendTest\Di\CodeGenerator;
use PHPUnit\Framework\TestCase;
use Prophecy\Argument;
use Prophecy\Prophecy\ObjectProphecy;
use Psr\Container\ContainerInterface;
use ReflectionProperty;
use stdClass;
use Zend\Di\CodeGenerator\AbstractInjector;
use Zend\Di\CodeGenerator\FactoryInterface;
use Zend\Di\DefaultContainer;
use Zend\Di\InjectorInterface;
use ZendTest\Di\TestAsset\CodeGenerator\StdClassFactory;
use ZendTest\Di\TestAsset\InvokableInterface;
use function uniqid;
/**
* @covers \Zend\Di\CodeGenerator\AbstractInjector
*/
class AbstractInjectorTest extends TestCase
{
/**
* @var InjectorInterface|ObjectProphecy
*/
private $decoratedInjectorProphecy;
/**
* @var ContainerInterface|ObjectProphecy
*/
private $containerProphecy;
protected function setUp(): void
{
$this->decoratedInjectorProphecy = $this->prophesize(InjectorInterface::class);
$this->containerProphecy = $this->prophesize(ContainerInterface::class);
parent::setUp();
}
public function createTestSubject(callable $factoriesProvider, bool $withContainer = true): AbstractInjector
{
$injector = $this->decoratedInjectorProphecy->reveal();
$container = $withContainer ? $this->containerProphecy->reveal() : null;
return new class($factoriesProvider, $injector, $container) extends AbstractInjector
{
private $provider;
public function __construct(
callable $provider,
InjectorInterface $injector,
ContainerInterface $container = null
) {
$this->provider = $provider;
parent::__construct($injector, $container);
}
protected function loadFactoryList() : void
{
$this->factories = ($this->provider)();
}
};
}
public function testImplementsContract()
{
$prophecy = $this->prophesize(InvokableInterface::class);
$prophecy->__invoke()
->shouldBeCalled()
->willReturn([
'SomeService' => 'SomeFactory'
]);
$subject = $this->createTestSubject($prophecy->reveal());
$this->assertInstanceOf(InjectorInterface::class, $subject);
}
public function testCanCreateReturnsTrueWhenAFactoryIsAvailable()
{
$className = uniqid('SomeClass');
$provider = function () use ($className) {
return [$className => 'SomeClassFactory'];
};
$this->decoratedInjectorProphecy
->canCreate($className)
->shouldNotBeCalled();
$subject = $this->createTestSubject($provider);
$this->assertTrue($subject->canCreate($className));
}
public function testCanCreateUsesDecoratedInjectorWithoutFactory()
{
$missingClass = uniqid('SomeClass');
$existingClass = uniqid('SomeOtherClass');
$provider = function () {
return [];
};
$this->decoratedInjectorProphecy
->canCreate($missingClass)
->shouldBeCalled()
->willReturn(false);
$this->decoratedInjectorProphecy
->canCreate($existingClass)
->shouldBeCalled()
->willReturn(true);
$subject = $this->createTestSubject($provider);
$this->assertTrue($subject->canCreate($existingClass));
$this->assertFalse($subject->canCreate($missingClass));
}
public function testCreateUsesFactory()
{
$factory = $this->prophesize(FactoryInterface::class);
$className = uniqid('SomeClass');
$params = ['someArg' => uniqid()];
$expected = new stdClass();
$provider = function () use ($className, $factory) {
return [$className => $factory->reveal()];
};
$factory
->create(
$this->containerProphecy->reveal(),
$params
)
->shouldBeCalled()
->willReturn($expected);
$this->decoratedInjectorProphecy
->create($className, Argument::cetera())
->shouldNotBeCalled();
$subject = $this->createTestSubject($provider);
$this->assertSame($expected, $subject->create($className, $params));
}
public function testCreateUsesDecoratedInjectorIfNoFactoryIsAvailable()
{
$className = uniqid('SomeClass');
$expected = new stdClass();
$params = [ 'someArg' => uniqid() ];
$provider = function () {
return [];
};
$this->decoratedInjectorProphecy
->create($className, $params)
->shouldBeCalled()
->willReturn($expected);
$subject = $this->createTestSubject($provider);
$this->assertSame($expected, $subject->create($className, $params));
}
public function testConstructionWithoutContainerUsesDefaultContainer()
{
$factory = $this->prophesize(FactoryInterface::class);
$className = uniqid('SomeClass');
$expected = new stdClass();
$provider = function () use ($className, $factory) {
return [$className => $factory->reveal()];
};
$factory->create(Argument::type(DefaultContainer::class), Argument::cetera())
->shouldBeCalled()
->willReturn($expected);
$subject = $this->createTestSubject($provider, false);
$this->assertSame($expected, $subject->create($className));
}
public function testFactoryIsCreatedFromClassNameString()
{
$subject = $this->createTestSubject(function () {
return ['SomeClass' => StdClassFactory::class];
});
$factoryInstancesProperty = new ReflectionProperty(AbstractInjector::class, 'factoryInstances');
$factoriesProperty = new ReflectionProperty(AbstractInjector::class, 'factories');
$factoryInstancesProperty->setAccessible(true);
$factoriesProperty->setAccessible(true);
$this->assertSame(
StdClassFactory::class,
$factoriesProperty->getValue($subject)['SomeClass'] ?? null
);
$this->assertInstanceOf(stdClass::class, $subject->create('SomeClass'));
$this->assertInstanceOf(
StdClassFactory::class,
$factoryInstancesProperty->getValue($subject)['SomeClass'] ?? null
);
}
}