Automatically extract fixture dependencies

phpstan-baseline.neon

@@ -4,6 +4,11 @@ parameters:
 		- tests/IntegrationTest.php
 
 	ignoreErrors:
+		-
+			message: "#^Call to an undefined method Doctrine\\\\Bundle\\\\FixturesBundle\\\\Loader\\\\SymfonyFixturesLoader\\:\\:getFixture\\(\\)\\.$#"
+			count: 1
+			path: src/Loader/SymfonyFixturesLoader.php
+
 		-
 			message: "#^Call to an undefined static method Doctrine\\\\Bundle\\\\FixturesBundle\\\\Loader\\\\SymfonyBridgeLoader\\:\\:addFixture\\(\\)\\.$#"
 			count: 1

src/Loader/SymfonyFixturesLoader.php

@@ -10,9 +10,8 @@
 use Doctrine\Common\DataFixtures\FixtureInterface;
 use LogicException;
 use ReflectionClass;
-use RuntimeException;
 
-use function array_key_exists;
+use function array_keys;
 use function array_values;
 use function get_class;
 use function sprintf;
@@ -99,19 +98,22 @@ public function getFixtures(array $groups = []): array
             return $fixtures;
         }
 
-        $filteredFixtures = [];
-        foreach ($fixtures as $fixture) {
-            foreach ($groups as $group) {
-                $fixtureClass = get_class($fixture);
-                if (isset($this->groupsFixtureMapping[$group][$fixtureClass])) {
-                    $filteredFixtures[$fixtureClass] = $fixture;
-                    continue 2;
-                }
+        $requiredFixtures = [];
+        foreach ($groups as $group) {
+            if (! isset($this->groupsFixtureMapping[$group])) {
+                continue;
             }
+
+            $requiredFixtures += $this->collectDependencies(...array_keys($this->groupsFixtureMapping[$group]));
         }
 
-        foreach ($filteredFixtures as $fixture) {
-            $this->validateDependencies($filteredFixtures, $fixture);
+        $filteredFixtures = [];
+        foreach ($fixtures as $order => $fixture) {
+            $fixtureClass = get_class($fixture);
+            if (isset($requiredFixtures[$fixtureClass])) {
+                $filteredFixtures[$order] = $fixture;
+                continue;
+            }
         }
 
         return array_values($filteredFixtures);
@@ -130,22 +132,25 @@ private function addGroupsFixtureMapping(string $className, array $groups): void
     }
 
     /**
-     * @param string[] $fixtures An array of fixtures with class names as keys
+     * Collect any dependent fixtures from the given classes.
      *
-     * @throws RuntimeException
+     * @psalm-return array<string,true>
      */
-    private function validateDependencies(array $fixtures, FixtureInterface $fixture): void
+    private function collectDependencies(string ...$fixtureClass): array
     {
-        if (! $fixture instanceof DependentFixtureInterface) {
-            return;
-        }
+        $dependencies = [];
 
-        $dependenciesClasses = $fixture->getDependencies();
+        foreach ($fixtureClass as $class) {
+            $dependencies[$class] = true;
+            $fixture              = $this->getFixture($class);
 
-        foreach ($dependenciesClasses as $class) {
-            if (! array_key_exists($class, $fixtures)) {
-                throw new RuntimeException(sprintf('Fixture "%s" was declared as a dependency for fixture "%s", but it was not included in any of the loaded fixture groups.', $class, get_class($fixture)));
+            if (! $fixture instanceof DependentFixtureInterface) {
+                continue;
             }
+
+            $dependencies += $this->collectDependencies(...$fixture->getDependencies());
         }
+
+        return $dependencies;
     }
 }

tests/Fixtures/FooBundle/DataFixtures/WithDeepDependenciesFixtures.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures;
+
+use Doctrine\Bundle\FixturesBundle\FixtureGroupInterface;
+use Doctrine\Bundle\FixturesBundle\ORMFixtureInterface;
+use Doctrine\Common\DataFixtures\DependentFixtureInterface;
+use Doctrine\Persistence\ObjectManager;
+
+class WithDeepDependenciesFixtures implements ORMFixtureInterface, DependentFixtureInterface, FixtureGroupInterface
+{
+    public function load(ObjectManager $manager): void
+    {
+        // ...
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getDependencies(): array
+    {
+        return [WithDependenciesFixtures::class, DependentOnRequiredConstructorArgsFixtures::class];
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public static function getGroups(): array
+    {
+        return ['groupWithDeepDependencies'];
+    }
+}

tests/Fixtures/FooBundle/DataFixtures/WithDependenciesFixtures.php

@@ -29,6 +29,6 @@ public function getDependencies(): array
      */
     public static function getGroups(): array
     {
-        return ['missingDependencyGroup', 'fulfilledDependencyGroup'];
+        return ['groupWithDependencies', 'fulfilledDependencyGroup'];
     }
 }

tests/IntegrationTest.php

@@ -11,6 +11,8 @@
 use Doctrine\Bundle\FixturesBundle\Purger\PurgerFactory;
 use Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\DependentOnRequiredConstructorArgsFixtures;
 use Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\OtherFixtures;
+use Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\RequiredConstructorArgsFixtures;
+use Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\WithDeepDependenciesFixtures;
 use Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\WithDependenciesFixtures;
 use Doctrine\Common\DataFixtures\Purger\ORMPurger;
 use Doctrine\Common\EventManager;
@@ -19,7 +21,6 @@
 use Doctrine\Persistence\ManagerRegistry;
 use LogicException;
 use PHPUnit\Framework\TestCase;
-use RuntimeException;
 use Symfony\Component\Console\Tester\CommandTester;
 use Symfony\Component\DependencyInjection\Alias;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
@@ -173,18 +174,26 @@ public function testFixturesLoaderWithGroupsOptionViaTag(): void
         $this->assertCount(0, $loader->getFixtures(['group3']));
     }
 
-    public function testLoadFixturesViaGroupWithMissingDependency(): void
+    public function testLoadFixturesViaGroupWithDependenciesNotInGroup(): void
     {
         $kernel = new IntegrationTestKernel('dev', true);
         $kernel->addServices(static function (ContainerBuilder $c): void {
-            // has a "staging" group via the getGroups() method
             $c->autowire(OtherFixtures::class)
                 ->addTag(FixturesCompilerPass::FIXTURE_TAG);
 
-            // no getGroups() method
             $c->autowire(WithDependenciesFixtures::class)
                 ->addTag(FixturesCompilerPass::FIXTURE_TAG);
 
+            $c->autowire(WithDeepDependenciesFixtures::class)
+                ->addTag(FixturesCompilerPass::FIXTURE_TAG);
+
+            $c->autowire(RequiredConstructorArgsFixtures::class)
+                ->setArgument('$fooRequiredArg', 'test')
+                ->addTag(FixturesCompilerPass::FIXTURE_TAG);
+
+            $c->autowire(DependentOnRequiredConstructorArgsFixtures::class)
+                ->addTag(FixturesCompilerPass::FIXTURE_TAG);
+
             $c->setAlias('test.doctrine.fixtures.loader', new Alias('doctrine.fixtures.loader', true));
         });
         $kernel->boot();
@@ -193,10 +202,8 @@ public function testLoadFixturesViaGroupWithMissingDependency(): void
         $loader = $container->get('test.doctrine.fixtures.loader');
         $this->assertInstanceOf(SymfonyFixturesLoader::class, $loader);
 
-        $this->expectException(RuntimeException::class);
-        $this->expectExceptionMessage('Fixture "Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\OtherFixtures" was declared as a dependency for fixture "Doctrine\Bundle\FixturesBundle\Tests\Fixtures\FooBundle\DataFixtures\WithDependenciesFixtures", but it was not included in any of the loaded fixture groups.');
-
-        $loader->getFixtures(['missingDependencyGroup']);
+        self::assertCount(2, $loader->getFixtures(['groupWithDependencies']));
+        self::assertCount(5, $loader->getFixtures(['groupWithDeepDependencies']));
     }
 
     public function testLoadFixturesViaGroupWithFulfilledDependency(): void