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