<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Contracts\Service\Test;
use PHPUnit\Framework\TestCase;
use Psr\Container\ContainerInterface;
use Symfony\Contracts\Service\ServiceLocatorTrait;
abstract class ServiceLocatorTest extends TestCase
{
protected function getServiceLocator(array $factories)
{
return new class($factories) implements ContainerInterface {
use ServiceLocatorTrait;
};
}
public function testHas()
{
$locator = $this->getServiceLocator([
'foo' => function () { return 'bar'; },
'bar' => function () { return 'baz'; },
function () { return 'dummy'; },
]);
$this->assertTrue($locator->has('foo'));
$this->assertTrue($locator->has('bar'));
$this->assertFalse($locator->has('dummy'));
}
public function testGet()
{
$locator = $this->getServiceLocator([
'foo' => function () { return 'bar'; },
'bar' => function () { return 'baz'; },
]);
$this->assertSame('bar', $locator->get('foo'));
$this->assertSame('baz', $locator->get('bar'));
}
public function testGetDoesNotMemoize()
{
$i = 0;
$locator = $this->getServiceLocator([
'foo' => function () use (&$i) {
++$i;
return 'bar';
},
]);
$this->assertSame('bar', $locator->get('foo'));
$this->assertSame('bar', $locator->get('foo'));
$this->assertSame(2, $i);
}
public function testThrowsOnUndefinedInternalService()
{
if (!$this->getExpectedException()) {
$this->expectException('Psr\Container\NotFoundExceptionInterface');
$this->expectExceptionMessage('The service "foo" has a dependency on a non-existent service "bar". This locator only knows about the "foo" service.');
}
$locator = $this->getServiceLocator([
'foo' => function () use (&$locator) { return $locator->get('bar'); },
]);
$locator->get('foo');
}
public function testThrowsOnCircularReference()
{
$this->expectException('Psr\Container\ContainerExceptionInterface');
$this->expectExceptionMessage('Circular reference detected for service "bar", path: "bar -> baz -> bar".');
$locator = $this->getServiceLocator([
'foo' => function () use (&$locator) { return $locator->get('bar'); },
'bar' => function () use (&$locator) { return $locator->get('baz'); },
'baz' => function () use (&$locator) { return $locator->get('bar'); },
]);
$locator->get('foo');
}
}