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<?php
declare(strict_types=1);
namespace DI\Test\UnitTest;
use DI\Container;
use DI\Test\UnitTest\Fixtures\PassByReferenceDependency;
use PHPUnit\Framework\TestCase;
use stdClass;
use DI\NotFoundException;
/**
* Test class for Container.
*
* @covers \DI\Container
*/
#[\PHPUnit\Framework\Attributes\CoversClass(\DI\Container::class)]
class ContainerGetTest extends TestCase
{
public function testSetGet()
{
$container = new Container;
$dummy = new stdClass();
$container->set('key', $dummy);
$this->assertSame($dummy, $container->get('key'));
}
public function testGetNotFound()
{
$this->expectException(NotFoundException::class);
$container = new Container;
$container->get('key');
}
public function testClosureIsResolved()
{
$closure = function () {
return 'hello';
};
$container = new Container;
$container->set('key', $closure);
$this->assertEquals('hello', $container->get('key'));
}
public function testGetWithClassName()
{
$container = new Container;
$this->assertInstanceOf('stdClass', $container->get('stdClass'));
}
public function testGetResolvesEntryOnce()
{
$container = new Container;
$this->assertSame($container->get('stdClass'), $container->get('stdClass'));
}
/**
* Tests a class can be initialized with a parameter passed by reference.
*/
public function testPassByReferenceParameter()
{
$container = new Container;
$object = $container->get(PassByReferenceDependency::class);
$this->assertInstanceOf(PassByReferenceDependency::class, $object);
}
}
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