fix(bundle): use map_private_properties when configuring ReflectionExtractor

src/Symfony/Bundle/DependencyInjection/AutoMapperExtension.php

@@ -67,6 +67,8 @@ public function load(array $configs, ContainerBuilder $container): void
             ->setArgument('$allowReadOnlyTargetToPopulate', $config['allow_readonly_target_to_populate'])
         ;
 
+        $container->setParameter('automapper.map_private_properties', $config['map_private_properties']);
+
         $container->registerForAutoconfiguration(PropertyTransformerInterface::class)->addTag('automapper.property_transformer');
 
         if ($config['loader']['eval']) {

src/Symfony/Bundle/DependencyInjection/Compiler/PropertyInfoPass.php

@@ -22,6 +22,12 @@ public function process(ContainerBuilder $container): void
             return;
         }
 
+        $flags = ReflectionExtractor::ALLOW_PUBLIC;
+
+        if ($container->getParameter('automapper.map_private_properties')) {
+            $flags |= ReflectionExtractor::ALLOW_PRIVATE | ReflectionExtractor::ALLOW_PROTECTED;
+        }
+
         $container->setDefinition(
             'automapper.property_info.reflection_extractor',
             new Definition(
@@ -31,7 +37,7 @@ public function process(ContainerBuilder $container): void
                     '$accessorPrefixes' => null,
                     '$arrayMutatorPrefixes' => null,
                     '$enableConstructorExtraction' => true,
-                    '$accessFlags' => ReflectionExtractor::ALLOW_PUBLIC | ReflectionExtractor::ALLOW_PROTECTED | ReflectionExtractor::ALLOW_PRIVATE,
+                    '$accessFlags' => $flags,
                 ]
             )
         );

tests/Bundle/Resources/App/AppKernel.php

@@ -5,14 +5,39 @@
 namespace AutoMapper\Tests\Bundle\Resources\App;
 
 use Symfony\Bundle\FrameworkBundle\Kernel\MicroKernelTrait;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\HttpKernel\Kernel;
 
 class AppKernel extends Kernel
 {
     use MicroKernelTrait;
 
+    public function __construct(
+        string $environment,
+        bool $debug,
+        private ?string $additionalConfigFile = null
+    ) {
+        parent::__construct($environment, $debug);
+    }
+
+    protected function buildContainer(): ContainerBuilder
+    {
+        $containerBuilder = parent::buildContainer();
+
+        if ($this->additionalConfigFile) {
+            $this->getContainerLoader($containerBuilder)->load($this->additionalConfigFile);
+        }
+
+        return $containerBuilder;
+    }
+
     public function getProjectDir(): string
     {
         return __DIR__ . '/..';
     }
+
+    public function getCacheDir(): string
+    {
+        return parent::getCacheDir() . '/' . md5($this->additionalConfigFile ?? '');
+    }
 }

tests/Bundle/Resources/config/with-private-properties.yml

@@ -0,0 +1,3 @@
+automapper:
+    class_prefix: "Symfony_Mapper_With_Private_Property"
+    map_private_properties: true

tests/Bundle/ServiceInstantiationTest.php

@@ -11,6 +11,7 @@
 use AutoMapper\Metadata\TargetPropertyMetadata;
 use AutoMapper\Symfony\Bundle\CacheWarmup\CacheWarmer;
 use AutoMapper\Symfony\Bundle\DataCollector\MetadataCollector;
+use AutoMapper\Tests\Bundle\Resources\App\AppKernel;
 use AutoMapper\Tests\Bundle\Resources\App\Entity\AddressDTO;
 use AutoMapper\Tests\Bundle\Resources\App\Entity\ClassWithMapToContextAttribute;
 use AutoMapper\Tests\Bundle\Resources\App\Entity\ClassWithPrivateProperty;
@@ -23,15 +24,14 @@
 use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\KernelInterface;
 
 class ServiceInstantiationTest extends WebTestCase
 {
-    protected function setUp(): void
+    public static function setUpBeforeClass(): void
     {
         static::$class = null;
         $_SERVER['KERNEL_DIR'] = __DIR__ . '/Resources/App';
-        $_SERVER['KERNEL_CLASS'] = 'AutoMapper\Tests\Bundle\Resources\App\AppKernel';
-        $_SERVER['APP_DEBUG'] = false;
 
         (new Filesystem())->remove(__DIR__ . '/Resources/var/cache/test');
     }
@@ -47,13 +47,14 @@ public function testWarmup(): void
         $service = static::$kernel->getContainer()->get(CacheWarmer::class);
         $service->warmUp(__DIR__ . '/Resources/var/cache/test');
 
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_NestedObject_array.php');
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_User_array.php');
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_AddressDTO_array.php');
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_Pet_array.php');
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_Dog_array.php');
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_Cat_array.php');
-        self::assertFileExists(__DIR__ . '/Resources/var/cache/test/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Api_Entity_Book_array.php');
+        $cacheDir = static::$kernel->getCacheDir();
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_NestedObject_array.php");
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_User_array.php");
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_AddressDTO_array.php");
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_Pet_array.php");
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_Dog_array.php");
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Entity_Cat_array.php");
+        self::assertFileExists("{$cacheDir}/automapper/Symfony_Mapper_AutoMapper_Tests_Bundle_Resources_App_Api_Entity_Book_array.php");
     }
 
     public function testAutoMapper(): void
@@ -121,9 +122,10 @@ public function testItCanMapEnums(): void
     /**
      * This test validates that PropertyInfoPass is correctly applied.
      */
-    public function testMapClassWithPrivateProperty(): void
+    public function testMapToClassWithPrivateProperty(): void
     {
         static::bootKernel();
+
         $container = static::$kernel->getContainer();
         $autoMapper = $container->get(AutoMapperInterface::class);
 
@@ -133,6 +135,28 @@ public function testMapClassWithPrivateProperty(): void
         );
     }
 
+    /**
+     * This test validates that PropertyInfoPass is correctly applied.
+     *
+     * @dataProvider mapFromClassWithPrivatePropertyProvider
+     */
+    public function testMapFromClassWithPrivateProperty(array $kernelOptions, array $expected): void
+    {
+        static::bootKernel($kernelOptions);
+        $autoMapper = self::getContainer()->get(AutoMapperInterface::class);
+
+        self::assertEquals(
+            $expected,
+            $autoMapper->map(new ClassWithPrivateProperty('foo'), 'array')
+        );
+    }
+
+    public static function mapFromClassWithPrivatePropertyProvider(): iterable
+    {
+        yield 'disallow private properties' => [[], []];
+        yield 'allow private properties' => [['additionalConfigFile' => __DIR__ . '/Resources/config/with-private-properties.yml'], ['foo' => 'foo', 'bar' => 'bar']];
+    }
+
     /**
      * We need to test that the mapToContext attribute is correctly used,
      * because this behavior is dependent of the dependency injection.
@@ -253,4 +277,9 @@ public function getData(): array
             }
         }
     }
+
+    protected static function createKernel(array $options = []): KernelInterface
+    {
+        return new AppKernel('test', false, $options['additionalConfigFile'] ?? null);
+    }
 }