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<?php
declare(strict_types=1);
namespace DI\Test\IntegrationTest;
use DI\ContainerBuilder;
use DI\Test\UnitTest\Fixtures\Class1CircularDependencies;
use DI\Test\UnitTest\Fixtures\Class2CircularDependencies;
use function DI\create;
use function DI\get;
use DI\DependencyException;
/**
* Test that circular dependencies are handled correctly.
*/
class CircularDependencyTest extends BaseContainerTest
{
/**
* Tests if instantiation unlock works: we should be able to get the same entry twice.
* @test
* @dataProvider provideContainer
*/
#[\PHPUnit\Framework\Attributes\Test]
#[\PHPUnit\Framework\Attributes\DataProvider('provideContainer')]
public function can_get_the_same_entry_twice(ContainerBuilder $builder)
{
$container = $builder->build();
$container->get(\stdClass::class);
$container->get(\stdClass::class);
}
/**
* @test
* @dataProvider provideContainer
*/
#[\PHPUnit\Framework\Attributes\Test]
#[\PHPUnit\Framework\Attributes\DataProvider('provideContainer')]
public function circular_dependencies_throw_exceptions(ContainerBuilder $builder)
{
$this->expectException(DependencyException::class);
$this->expectExceptionMessage('Circular dependency detected while trying to resolve entry \'DI\Test\UnitTest\Fixtures\Class1CircularDependencies\'');
$builder->addDefinitions([
Class1CircularDependencies::class => create()
->property('class2', get(Class2CircularDependencies::class)),
Class2CircularDependencies::class => create()
->property('class1', get(Class1CircularDependencies::class)),
]);
$builder->build()->get(Class1CircularDependencies::class);
}
/**
* @test
* @dataProvider provideContainer
*/
#[\PHPUnit\Framework\Attributes\Test]
#[\PHPUnit\Framework\Attributes\DataProvider('provideContainer')]
public function circular_dependencies_with_attributes_throw_exceptions(ContainerBuilder $builder)
{
$this->expectException(DependencyException::class);
$this->expectExceptionMessage("Circular dependency detected while trying to resolve entry 'DI\Test\UnitTest\Fixtures\Class1CircularDependencies': Dependencies: DI\Test\UnitTest\Fixtures\Class1CircularDependencies -> DI\Test\UnitTest\Fixtures\Class2CircularDependencies -> DI\Test\UnitTest\Fixtures\Class1CircularDependencies");
$builder->useAttributes(true);
$builder->build()->get(Class1CircularDependencies::class);
}
/**
* @test
* @dataProvider provideContainer
*/
#[\PHPUnit\Framework\Attributes\Test]
#[\PHPUnit\Framework\Attributes\DataProvider('provideContainer')]
public function circular_dependencies_because_of_self_alias_throw_exceptions(ContainerBuilder $builder)
{
$this->expectException(DependencyException::class);
$this->expectExceptionMessage("Circular dependency detected while trying to resolve entry 'foo': Dependencies: foo -> foo");
$builder->addDefinitions([
// Alias to itself -> infinite recursive loop
'foo' => get('foo'),
]);
$builder->build()->get('foo');
}
}
|
