#[MapRequestPayload][Serializer] improve nested payload validation for MapRequestPayload using a new serialization context

mmouih · mmouih · commit a25d919f5d25 · 2023-12-27T07:05:30.000+01:00
diff --git a/src/Symfony/Component/HttpKernel/Tests/Controller/ArgumentResolver/RequestPayloadValueResolverTest.php b/src/Symfony/Component/HttpKernel/Tests/Controller/ArgumentResolver/RequestPayloadValueResolverTest.php
@@ -285,6 +285,50 @@ public function testValidationNotPerformedWhenPartialDenormalizationReturnsViola
         }
     }
 
+    public function testNestedPayloadErrorReportingWhenPartialDenormalizationReturnsViolation()
+    {
+        $content = '{
+            "name": "john doe",
+            "address": {
+                "address": "2332 street",
+                "zipcode": "20220",
+                "city": "Paris",
+                "country": "75000",
+                "geolocalization": {
+                    "lng": 32.423
+                }
+            }
+        }';
+        $serializer = new Serializer([new ObjectNormalizer()], ['json' => new JsonEncoder()]);
+
+        $validator = $this->createMock(ValidatorInterface::class);
+        $validator->expects($this->never())
+            ->method('validate');
+
+        $resolver = new RequestPayloadValueResolver($serializer, $validator);
+        $request = Request::create('/', 'POST', server: ['CONTENT_TYPE' => 'application/json'], content: $content);
+        $kernel = $this->createMock(HttpKernelInterface::class);
+
+        // Test using use_class_as_default_expected_type context
+        $argument = new ArgumentMetadata('invalid-nested-payload', Employee::class, false, false, null, false, [
+            MapRequestPayload::class => new MapRequestPayload(serializationContext: ['use_class_as_default_expected_type' => true]),
+        ]);
+        $arguments = $resolver->resolve($request, $argument);
+        $event = new ControllerArgumentsEvent($kernel, function () {}, $arguments, $request, HttpKernelInterface::MAIN_REQUEST);
+
+        try {
+            $resolver->onKernelControllerArguments($event);
+            $this->fail(sprintf('Expected "%s" to be thrown.', HttpException::class));
+        } catch (HttpException $e) {
+            $validationFailedException = $e->getPrevious();
+            $this->assertInstanceOf(ValidationFailedException::class, $validationFailedException);
+            $this->assertSame(
+                sprintf('This value should be of type %s.', Geolocalization::class),
+                $validationFailedException->getViolations()[0]->getMessage()
+            );
+        }
+    }
+
     public function testUnsupportedMedia()
     {
         $serializer = new Serializer();
@@ -731,3 +775,34 @@ public function getPassword(): string
         return $this->password;
     }
 }
+
+class Employee
+{
+    public function __construct(
+        public string $name,
+        #[Assert\Valid]
+        public ?Address $address = null,
+    ) {
+    }
+}
+
+class Address
+{
+    public function __construct(
+        public string $address,
+        public string $zipcode,
+        public string $city,
+        public string $country,
+        public Geolocalization $geolocalization,
+    ) {
+    }
+}
+
+class Geolocalization
+{
+    public function __construct(
+        public string $lat,
+        public string $lng,
+    ) {
+    }
+}
diff --git a/src/Symfony/Component/Serializer/CHANGELOG.md b/src/Symfony/Component/Serializer/CHANGELOG.md
@@ -1,6 +1,10 @@
 CHANGELOG
 =========
 
+7.1
+---
+ * Add `AbstractNormalizer::USE_CLASS_AS_DEFAULT_EXPECTED_TYPE` in order to use the FQCN as the default value for NotNormalizableValueException's expectedTypes instead of unknown
+
 7.0
 ---
 
diff --git a/src/Symfony/Component/Serializer/Normalizer/AbstractNormalizer.php b/src/Symfony/Component/Serializer/Normalizer/AbstractNormalizer.php
@@ -118,6 +118,11 @@ abstract class AbstractNormalizer implements NormalizerInterface, DenormalizerIn
      */
     public const REQUIRE_ALL_PROPERTIES = 'require_all_properties';
 
+    /**
+     * Use class name as default expected type when throwing NotNormalizableValueException instead of unknown
+     */
+    public const USE_CLASS_AS_DEFAULT_EXPECTED_TYPE = 'use_class_as_default_expected_type';
+
     /**
      * @internal
      */
@@ -380,7 +385,7 @@ protected function instantiateObject(array &$data, string $class, array &$contex
                     $exception = NotNormalizableValueException::createForUnexpectedDataType(
                         sprintf('Failed to create object because the class misses the "%s" property.', $constructorParameter->name),
                         $data,
-                        ['unknown'],
+                        [isset($context[self::USE_CLASS_AS_DEFAULT_EXPECTED_TYPE]) ? $class : 'unknown'],
                         $context['deserialization_path'] ?? null,
                         true
                     );
