BaseSerializationTest.php

<?php

namespace JMS\Serializer\Tests\Serializer;

use Doctrine\Common\Annotations\AnnotationReader;
use Doctrine\Common\Collections\ArrayCollection;
use JMS\Serializer\Accessor\DefaultAccessorStrategy;
use JMS\Serializer\Accessor\ExpressionAccessorStrategy;
use JMS\Serializer\Construction\UnserializeObjectConstructor;
use JMS\Serializer\Context;
use JMS\Serializer\DeserializationContext;
use JMS\Serializer\EventDispatcher\EventDispatcher;
use JMS\Serializer\EventDispatcher\Subscriber\DoctrineProxySubscriber;
use JMS\Serializer\Exclusion\DepthExclusionStrategy;
use JMS\Serializer\Exclusion\GroupsExclusionStrategy;
use JMS\Serializer\Expression\ExpressionEvaluator;
use JMS\Serializer\GraphNavigator;
use JMS\Serializer\Handler\ArrayCollectionHandler;
use JMS\Serializer\Handler\ConstraintViolationHandler;
use JMS\Serializer\Handler\DateHandler;
use JMS\Serializer\Handler\FormErrorHandler;
use JMS\Serializer\Handler\HandlerRegistry;
use JMS\Serializer\Handler\PhpCollectionHandler;
use JMS\Serializer\Handler\StdClassHandler;
use JMS\Serializer\JsonDeserializationVisitor;
use JMS\Serializer\JsonSerializationVisitor;
use JMS\Serializer\Metadata\Driver\AnnotationDriver;
use JMS\Serializer\Metadata\Driver\YamlDriver;
use JMS\Serializer\Naming\CamelCaseNamingStrategy;
use JMS\Serializer\Naming\SerializedNameAnnotationStrategy;
use JMS\Serializer\SerializationContext;
use JMS\Serializer\Serializer;
use JMS\Serializer\Tests\Fixtures\AccessorOrderChild;
use JMS\Serializer\Tests\Fixtures\AccessorOrderMethod;
use JMS\Serializer\Tests\Fixtures\AccessorOrderParent;
use JMS\Serializer\Tests\Fixtures\Article;
use JMS\Serializer\Tests\Fixtures\Author;
use JMS\Serializer\Tests\Fixtures\AuthorExpressionAccess;
use JMS\Serializer\Tests\Fixtures\AuthorList;
use JMS\Serializer\Tests\Fixtures\AuthorReadOnly;
use JMS\Serializer\Tests\Fixtures\AuthorReadOnlyPerClass;
use JMS\Serializer\Tests\Fixtures\BlogPost;
use JMS\Serializer\Tests\Fixtures\CircularReferenceParent;
use JMS\Serializer\Tests\Fixtures\Comment;
use JMS\Serializer\Tests\Fixtures\CurrencyAwareOrder;
use JMS\Serializer\Tests\Fixtures\CurrencyAwarePrice;
use JMS\Serializer\Tests\Fixtures\CustomDeserializationObject;
use JMS\Serializer\Tests\Fixtures\DateTimeArraysObject;
use JMS\Serializer\Tests\Fixtures\Discriminator\Car;
use JMS\Serializer\Tests\Fixtures\Discriminator\ImagePost;
use JMS\Serializer\Tests\Fixtures\Discriminator\Moped;
use JMS\Serializer\Tests\Fixtures\Discriminator\Post;
use JMS\Serializer\Tests\Fixtures\Garage;
use JMS\Serializer\Tests\Fixtures\GetSetObject;
use JMS\Serializer\Tests\Fixtures\GroupsObject;
use JMS\Serializer\Tests\Fixtures\GroupsUser;
use JMS\Serializer\Tests\Fixtures\IndexedCommentsBlogPost;
use JMS\Serializer\Tests\Fixtures\InitializedBlogPostConstructor;
use JMS\Serializer\Tests\Fixtures\InitializedObjectConstructor;
use JMS\Serializer\Tests\Fixtures\InlineChild;
use JMS\Serializer\Tests\Fixtures\InlineChildEmpty;
use JMS\Serializer\Tests\Fixtures\InlineChildWithGroups;
use JMS\Serializer\Tests\Fixtures\InlineParent;
use JMS\Serializer\Tests\Fixtures\Input;
use JMS\Serializer\Tests\Fixtures\InvalidGroupsObject;
use JMS\Serializer\Tests\Fixtures\Log;
use JMS\Serializer\Tests\Fixtures\MaxDepth\Gh236Foo;
use JMS\Serializer\Tests\Fixtures\NamedDateTimeArraysObject;
use JMS\Serializer\Tests\Fixtures\NamedDateTimeImmutableArraysObject;
use JMS\Serializer\Tests\Fixtures\Node;
use JMS\Serializer\Tests\Fixtures\ObjectUsingTypeCasting;
use JMS\Serializer\Tests\Fixtures\ObjectWithEmptyHash;
use JMS\Serializer\Tests\Fixtures\ObjectWithEmptyNullableAndEmptyArrays;
use JMS\Serializer\Tests\Fixtures\ObjectWithIntListAndIntMap;
use JMS\Serializer\Tests\Fixtures\ObjectWithLifecycleCallbacks;
use JMS\Serializer\Tests\Fixtures\ObjectWithNullProperty;
use JMS\Serializer\Tests\Fixtures\ObjectWithToString;
use JMS\Serializer\Tests\Fixtures\ObjectWithVersionedVirtualProperties;
use JMS\Serializer\Tests\Fixtures\ObjectWithVirtualProperties;
use JMS\Serializer\Tests\Fixtures\Order;
use JMS\Serializer\Tests\Fixtures\ParentDoNotSkipWithEmptyChild;
use JMS\Serializer\Tests\Fixtures\ParentSkipWithEmptyChild;
use JMS\Serializer\Tests\Fixtures\PersonSecret;
use JMS\Serializer\Tests\Fixtures\PersonSecretMore;
use JMS\Serializer\Tests\Fixtures\PersonSecretMoreVirtual;
use JMS\Serializer\Tests\Fixtures\PersonSecretVirtual;
use JMS\Serializer\Tests\Fixtures\Price;
use JMS\Serializer\Tests\Fixtures\Publisher;
use JMS\Serializer\Tests\Fixtures\SimpleInternalObject;
use JMS\Serializer\Tests\Fixtures\SimpleObject;
use JMS\Serializer\Tests\Fixtures\SimpleObjectProxy;
use JMS\Serializer\Tests\Fixtures\SimpleObjectWithStaticProp;
use JMS\Serializer\Tests\Fixtures\Tag;
use JMS\Serializer\Tests\Fixtures\Timestamp;
use JMS\Serializer\Tests\Fixtures\Tree;
use JMS\Serializer\Tests\Fixtures\VehicleInterfaceGarage;
use JMS\Serializer\VisitorInterface;
use JMS\Serializer\XmlDeserializationVisitor;
use JMS\Serializer\XmlSerializationVisitor;
use JMS\Serializer\YamlSerializationVisitor;
use Metadata\Driver\FileLocator;
use Metadata\MetadataFactory;
use PhpCollection\Map;
use PhpCollection\Sequence;
use Symfony\Component\ExpressionLanguage\ExpressionFunction;
use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
use Symfony\Component\Form\Form;
use Symfony\Component\Form\FormError;
use Symfony\Component\Form\FormFactoryBuilder;
use Symfony\Component\Translation\IdentityTranslator;
use Symfony\Component\Translation\MessageSelector;
use Symfony\Component\Validator\ConstraintViolation;
use Symfony\Component\Validator\ConstraintViolationList;

abstract class BaseSerializationTest extends \PHPUnit_Framework_TestCase
{
    protected $factory;

    /**
     * @var EventDispatcher
     */
    protected $dispatcher;

    /** @var Serializer */
    protected $serializer;
    protected $handlerRegistry;
    protected $serializationVisitors;
    protected $deserializationVisitors;
    protected $objectConstructor;

    public function testSerializeNullArray()
    {
        $arr = array('foo' => 'bar', 'baz' => null, null);

        $this->assertEquals(
            $this->getContent('nullable'),
            $this->serializer->serialize($arr, $this->getFormat(), SerializationContext::create()->setSerializeNull(true))
        );
    }

    public function testSerializeNullArrayExcludingNulls()
    {
        $arr = array('foo' => 'bar', 'baz' => null, null);

        $this->assertEquals(
            $this->getContent('nullable_skip'),
            $this->serializer->serialize($arr, $this->getFormat(), SerializationContext::create()->setSerializeNull(false))
        );
    }

    public function testObjectUsingTypeCasting()
    {
        $typeAliasing = new ObjectUsingTypeCasting();
        $typeAliasing->asString = new ObjectWithToString("8");

        $this->assertEquals(
            $this->getContent('type_casting'),
            $this->serialize($typeAliasing)
        );
    }

    public function testSerializeNullObject()
    {
        $obj = new ObjectWithNullProperty('foo', 'bar');

        $this->assertEquals(
            $this->getContent('simple_object_nullable'),
            $this->serializer->serialize($obj, $this->getFormat(), SerializationContext::create()->setSerializeNull(true))
        );
    }

    public function testDeserializeNullObject()
    {
        if (!$this->hasDeserializer()) {
            $this->markTestSkipped(sprintf('No deserializer available for format `%s`', $this->getFormat()));
        }

        $obj = new ObjectWithNullProperty('foo', 'bar');

        /** @var ObjectWithNullProperty $dObj */
        $dObj = $this->serializer->deserialize(
            $this->getContent('simple_object_nullable'),
            ObjectWithNullProperty::class,
            $this->getFormat()
        );

        $this->assertEquals($obj, $dObj);
        $this->assertNull($dObj->getNullProperty());
    }

    /**
     * @dataProvider getTypes
     */
    public function testNull($type)
    {
        $this->assertEquals($this->getContent('null'), $this->serialize(null), $type);

        if ($this->hasDeserializer()) {
            $this->assertEquals(null, $this->deserialize($this->getContent('null'), $type));
        }
    }

    public function getTypes()
    {
        return array(
            array('NULL'),
            array('integer'),
            array('double'),
            array('float'),
            array('string'),
            array('DateTime'),
        );
    }

    public function testString()
    {
        $this->assertEquals($this->getContent('string'), $this->serialize('foo'));

        if ($this->hasDeserializer()) {
            $this->assertEquals('foo', $this->deserialize($this->getContent('string'), 'string'));
        }
    }

    /**
     * @expectedException \JMS\Serializer\Exception\ExpressionLanguageRequiredException
     * @expectedExceptionMessage To use conditional exclude/expose in JMS\Serializer\Tests\Fixtures\PersonSecret you must configure the expression language.
     */
    public function testExpressionExclusionNotConfigured()
    {
        $person = new PersonSecret();
        $person->gender = 'f';
        $person->name = 'mike';
        $this->serialize($person);
    }


    public function testExpressionExclusionConfiguredWithDisjunctStrategy()
    {
        $person = new PersonSecret();
        $person->gender = 'f';
        $person->name = 'mike';

        $language = new ExpressionLanguage();
        $language->addFunction(new ExpressionFunction('show_data', function () {
            return "true";
        }, function () {
            return true;
        }));

        $serializer = new Serializer($this->factory, $this->handlerRegistry, $this->objectConstructor, $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher, null, new ExpressionEvaluator($language));

        $this->assertEquals($this->getContent('person_secret_hide'), $serializer->serialize($person, $this->getFormat()));
    }

    public function expressionFunctionProvider()
    {
        $person = new PersonSecret();
        $person->gender = 'f';
        $person->name = 'mike';

        $personMoreSecret = new PersonSecretMore();
        $personMoreSecret->gender = 'f';
        $personMoreSecret->name = 'mike';

        $personVirtual = new PersonSecretVirtual();
        $personVirtual->gender = 'f';
        $personVirtual->name = 'mike';

        $personMoreSecretVirtual = new PersonSecretMoreVirtual();
        $personMoreSecretVirtual->gender = 'f';
        $personMoreSecretVirtual->name = 'mike';

        $showGender = new ExpressionFunction('show_data', function () {
            return "true";
        }, function () {
            return true;
        });

        $hideGender = new ExpressionFunction('show_data', function () {
            return "false";
        }, function () {
            return false;
        });

        return [
            [
                $person,
                $showGender,
                'person_secret_hide'
            ],
            [
                $person,
                $hideGender,
                'person_secret_show'
            ],
            [
                $personMoreSecret,
                $showGender,
                'person_secret_show'
            ],
            [
                $personMoreSecret,
                $hideGender,
                'person_secret_hide'
            ],
            [
                $personVirtual,
                $showGender,
                'person_secret_hide'
            ],
            [
                $personVirtual,
                $hideGender,
                'person_secret_show'
            ],
            [
                $personMoreSecretVirtual,
                $showGender,
                'person_secret_show'
            ],
            [
                $personMoreSecretVirtual,
                $hideGender,
                'person_secret_hide'
            ]
        ];
    }

    /**
     * @dataProvider expressionFunctionProvider
     * @param PersonSecret|PersonSecretMore $person
     * @param ExpressionFunction $function
     * @param $json
     */
    public function testExpressionExclusion($person, ExpressionFunction $function, $json)
    {
        $language = new ExpressionLanguage();
        $language->addFunction($function);

        $serializer = new Serializer($this->factory, $this->handlerRegistry, $this->objectConstructor, $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher, null, new ExpressionEvaluator($language));
        $this->assertEquals($this->getContent($json), $serializer->serialize($person, $this->getFormat()));
    }

    /**
     * @dataProvider getBooleans
     */
    public function testBooleans($strBoolean, $boolean)
    {
        $this->assertEquals($this->getContent('boolean_' . $strBoolean), $this->serialize($boolean));

        if ($this->hasDeserializer()) {
            $this->assertSame($boolean, $this->deserialize($this->getContent('boolean_' . $strBoolean), 'boolean'));
        }
    }

    public function getBooleans()
    {
        return array(array('true', true), array('false', false));
    }

    /**
     * @dataProvider getNumerics
     */
    public function testNumerics($key, $value, $type)
    {
        $this->assertEquals($this->getContent($key), $this->serialize($value));

        if ($this->hasDeserializer()) {
            $this->assertEquals($value, $this->deserialize($this->getContent($key), $type));
        }
    }

    public function getNumerics()
    {
        return array(
            array('integer', 1, 'integer'),
            array('float', 4.533, 'double'),
            array('float', 4.533, 'float'),
            array('float_trailing_zero', 1.0, 'double'),
            array('float_trailing_zero', 1.0, 'float'),
        );
    }

    public function testSimpleInternalObject()
    {
        $this->factory = new MetadataFactory(new YamlDriver(new FileLocator([
           'JMS\Serializer\Tests\Fixtures' => __DIR__ .'/metadata/SimpleInternalObject',
            '' => __DIR__ .'/metadata/SimpleInternalObject'
        ])));
        $this->serializer = new Serializer($this->factory, $this->handlerRegistry, $this->objectConstructor, $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher);
        $obj = new SimpleInternalObject('foo', 'bar');

        $this->assertEquals($this->getContent('simple_object'), $this->serialize($obj));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('simple_object'), get_class($obj));
            $this->assertEquals(get_class($obj), get_class($deserialized));
        }
    }

    public function testSimpleObjectStaticProp()
    {
        $this->assertEquals($this->getContent('simple_object'), $this->serialize($obj = new SimpleObjectWithStaticProp('foo', 'bar')));

        if ($this->hasDeserializer()) {
            $this->assertEquals($obj, $this->deserialize($this->getContent('simple_object'), get_class($obj)));
        }
    }

    public function testSimpleObject()
    {
        $this->assertEquals($this->getContent('simple_object'), $this->serialize($obj = new SimpleObject('foo', 'bar')));

        if ($this->hasDeserializer()) {
            $this->assertEquals($obj, $this->deserialize($this->getContent('simple_object'), get_class($obj)));
        }
    }

    public function testArrayStrings()
    {
        $data = array('foo', 'bar');
        $this->assertEquals($this->getContent('array_strings'), $this->serialize($data));

        if ($this->hasDeserializer()) {
            $this->assertEquals($data, $this->deserialize($this->getContent('array_strings'), 'array<string>'));
        }
    }

    public function testArrayBooleans()
    {
        $data = array(true, false);
        $this->assertEquals($this->getContent('array_booleans'), $this->serialize($data));

        if ($this->hasDeserializer()) {
            $this->assertEquals($data, $this->deserialize($this->getContent('array_booleans'), 'array<boolean>'));
        }
    }

    public function testArrayIntegers()
    {
        $data = array(1, 3, 4);
        $this->assertEquals($this->getContent('array_integers'), $this->serialize($data));

        if ($this->hasDeserializer()) {
            $this->assertEquals($data, $this->deserialize($this->getContent('array_integers'), 'array<integer>'));
        }
    }

    public function testArrayEmpty()
    {
        if ('xml' === $this->getFormat()) {
            $this->markTestSkipped('XML can\'t be tested for empty array');
        }

        $data = array('array' => []);
        $this->assertEquals($this->getContent('array_empty'), $this->serialize($data));

        if ($this->hasDeserializer()) {
            $this->assertEquals($data, $this->deserialize($this->getContent('array_empty'), 'array'));
        }
    }

    public function testArrayFloats()
    {
        $data = array(1.34, 3.0, 6.42);
        $this->assertEquals($this->getContent('array_floats'), $this->serialize($data));

        if ($this->hasDeserializer()) {
            $this->assertEquals($data, $this->deserialize($this->getContent('array_floats'), 'array<double>'));
        }
    }

    public function testArrayObjects()
    {
        $data = array(new SimpleObject('foo', 'bar'), new SimpleObject('baz', 'boo'));
        $this->assertEquals($this->getContent('array_objects'), $this->serialize($data));

        if ($this->hasDeserializer()) {
            $this->assertEquals($data, $this->deserialize($this->getContent('array_objects'), 'array<JMS\Serializer\Tests\Fixtures\SimpleObject>'));
        }
    }

    public function testArrayListAndMapDifference()
    {
        $arrayData = array(0 => 1, 2 => 2, 3 => 3); // Misses key 1
        $data = new ObjectWithIntListAndIntMap($arrayData, $arrayData);

        $this->assertEquals($this->getContent('array_list_and_map_difference'), $this->serialize($data));
    }

    public function testDateTimeArrays()
    {
        $data = array(
            new \DateTime('2047-01-01 12:47:47', new \DateTimeZone('UTC')),
            new \DateTime('2016-12-05 00:00:00', new \DateTimeZone('UTC'))
        );

        $object = new DateTimeArraysObject($data, $data);
        $serializedObject = $this->serialize($object);

        $this->assertEquals($this->getContent('array_datetimes_object'), $serializedObject);

        if ($this->hasDeserializer()) {
            /** @var DateTimeArraysObject $deserializedObject */
            $deserializedObject = $this->deserialize($this->getContent('array_datetimes_object'), 'Jms\Serializer\Tests\Fixtures\DateTimeArraysObject');

            /** deserialized object has a default timezone set depending on user's timezone settings. That's why we manually set the UTC timezone on the DateTime objects. */
            foreach ($deserializedObject->getArrayWithDefaultDateTime() as $dateTime) {
                $dateTime->setTimezone(new \DateTimeZone('UTC'));
            }

            foreach ($deserializedObject->getArrayWithFormattedDateTime() as $dateTime) {
                $dateTime->setTimezone(new \DateTimeZone('UTC'));
            }

            $this->assertEquals($object, $deserializedObject);
        }
    }

    public function testNamedDateTimeArrays()
    {
        $data = array(
            new \DateTime('2047-01-01 12:47:47', new \DateTimeZone('UTC')),
            new \DateTime('2016-12-05 00:00:00', new \DateTimeZone('UTC'))
        );

        $object = new NamedDateTimeArraysObject(array('testdate1' => $data[0], 'testdate2' => $data[1]));
        $serializedObject = $this->serialize($object);

        $this->assertEquals($this->getContent('array_named_datetimes_object'), $serializedObject);

        if ($this->hasDeserializer()) {

            // skip XML deserialization
            if ($this->getFormat() === 'xml') {
                return;
            }

            /** @var NamedDateTimeArraysObject $deserializedObject */
            $deserializedObject = $this->deserialize($this->getContent('array_named_datetimes_object'), 'Jms\Serializer\Tests\Fixtures\NamedDateTimeArraysObject');

            /** deserialized object has a default timezone set depending on user's timezone settings. That's why we manually set the UTC timezone on the DateTime objects. */
            foreach ($deserializedObject->getNamedArrayWithFormattedDate() as $dateTime) {
                $dateTime->setTimezone(new \DateTimeZone('UTC'));
            }

            $this->assertEquals($object, $deserializedObject);
        }
    }

    /**
     * @group datetime
     */
    public function testNamedDateTimeImmutableArrays()
    {
        $data = array(
            new \DateTimeImmutable('2047-01-01 12:47:47', new \DateTimeZone('UTC')),
            new \DateTimeImmutable('2016-12-05 00:00:00', new \DateTimeZone('UTC'))
        );

        $object = new NamedDateTimeImmutableArraysObject(array('testdate1' => $data[0], 'testdate2' => $data[1]));
        $serializedObject = $this->serialize($object);

        $this->assertEquals($this->getContent('array_named_datetimeimmutables_object'), $serializedObject);

        if ($this->hasDeserializer()) {

            if ('xml' == $this->getFormat()) {
                $this->markTestSkipped("XML deserialization does not support key-val pairs mode");
            }
            /** @var NamedDateTimeArraysObject $deserializedObject */
            $deserializedObject = $this->deserialize($this->getContent('array_named_datetimeimmutables_object'), 'Jms\Serializer\Tests\Fixtures\NamedDateTimeImmutableArraysObject');

            /** deserialized object has a default timezone set depending on user's timezone settings. That's why we manually set the UTC timezone on the DateTime objects. */
            foreach ($deserializedObject->getNamedArrayWithFormattedDate() as $dateTime) {
                $dateTime->setTimezone(new \DateTimeZone('UTC'));
            }

            $this->assertEquals($object, $deserializedObject);
        }
    }


    public function testArrayMixed()
    {
        $this->assertEquals($this->getContent('array_mixed'), $this->serialize(array('foo', 1, true, new SimpleObject('foo', 'bar'), array(1, 3, true))));
    }

    /**
     * @dataProvider getDateTime
     * @group datetime
     */
    public function testDateTime($key, $value, $type)
    {
        $this->assertEquals($this->getContent($key), $this->serialize($value));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent($key), $type);

            $this->assertTrue(is_object($deserialized));
            $this->assertEquals(get_class($value), get_class($deserialized));
            $this->assertEquals($value->getTimestamp(), $deserialized->getTimestamp());
        }
    }

    public function getDateTime()
    {
        return array(
            array('date_time', new \DateTime('2011-08-30 00:00', new \DateTimeZone('UTC')), 'DateTime'),
        );
    }

    /**
     * @dataProvider getDateTimeImmutable
     * @group datetime
     */
    public function testDateTimeImmutable($key, $value, $type)
    {
        $this->assertEquals($this->getContent($key), $this->serialize($value));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent($key), $type);

            $this->assertTrue(is_object($deserialized));
            $this->assertEquals(get_class($value), get_class($deserialized));
            $this->assertEquals($value->getTimestamp(), $deserialized->getTimestamp());
        }
    }

    public function getDateTimeImmutable()
    {
        return array(
            array('date_time_immutable', new \DateTimeImmutable('2011-08-30 00:00', new \DateTimeZone('UTC')), 'DateTimeImmutable'),
        );
    }

    public function testTimestamp()
    {
        $value = new Timestamp(new \DateTime('2016-02-11 00:00:00', new \DateTimeZone('UTC')));
        $this->assertEquals($this->getContent('timestamp'), $this->serialize($value));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('timestamp'), Timestamp::class);
            $this->assertEquals($value, $deserialized);
            $this->assertEquals($value->getTimestamp()->getTimestamp(), $deserialized->getTimestamp()->getTimestamp());

            $deserialized = $this->deserialize($this->getContent('timestamp_prev'), Timestamp::class);
            $this->assertEquals($value, $deserialized);
            $this->assertEquals($value->getTimestamp()->getTimestamp(), $deserialized->getTimestamp()->getTimestamp());
        }
    }

    public function testDateInterval()
    {
        $duration = new \DateInterval('PT45M');

        $this->assertEquals($this->getContent('date_interval'), $this->serializer->serialize($duration, $this->getFormat()));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('date_interval'), \DateInterval::class);
            $this->assertEquals($duration, $deserialized);
            $this->assertEquals($duration->i, $deserialized->i);
        }
    }

    public function testBlogPost()
    {
        $post = new BlogPost('This is a nice title.', $author = new Author('Foo Bar'), new \DateTime('2011-07-30 00:00', new \DateTimeZone('UTC')), new Publisher('Bar Foo'));
        $post->addComment($comment = new Comment($author, 'foo'));

        $post->addTag($tag1 = New Tag("tag1"));
        $post->addTag($tag2 = New Tag("tag2"));

        $this->assertEquals($this->getContent('blog_post'), $this->serialize($post));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('blog_post'), get_class($post));
            $this->assertEquals('2011-07-30T00:00:00+0000', $this->getField($deserialized, 'createdAt')->format(\DateTime::ISO8601));
            $this->assertAttributeEquals('This is a nice title.', 'title', $deserialized);
            $this->assertAttributeSame(false, 'published', $deserialized);
            $this->assertAttributeSame(false, 'reviewed', $deserialized);
            $this->assertAttributeSame('1edf9bf60a32d89afbb85b2be849e3ceed5f5b10', 'etag', $deserialized);
            $this->assertAttributeEquals(new ArrayCollection(array($comment)), 'comments', $deserialized);
            $this->assertAttributeEquals(new Sequence(array($comment)), 'comments2', $deserialized);
            $this->assertAttributeEquals($author, 'author', $deserialized);
            $this->assertAttributeEquals(array($tag1, $tag2), 'tag', $deserialized);
        }
    }

    public function testDeserializingNull()
    {
        $objectConstructor = new InitializedBlogPostConstructor();
        $this->serializer = new Serializer($this->factory, $this->handlerRegistry, $objectConstructor, $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher);

        $post = new BlogPost('This is a nice title.', $author = new Author('Foo Bar'), new \DateTime('2011-07-30 00:00', new \DateTimeZone('UTC')), new Publisher('Bar Foo'));

        $this->setField($post, 'author', null);
        $this->setField($post, 'publisher', null);

        $this->assertEquals($this->getContent('blog_post_unauthored'), $this->serialize($post, SerializationContext::create()->setSerializeNull(true)));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('blog_post_unauthored'), get_class($post), DeserializationContext::create()->setSerializeNull(true));

            $this->assertEquals('2011-07-30T00:00:00+0000', $this->getField($deserialized, 'createdAt')->format(\DateTime::ISO8601));
            $this->assertAttributeEquals('This is a nice title.', 'title', $deserialized);
            $this->assertAttributeSame(false, 'published', $deserialized);
            $this->assertAttributeSame(false, 'reviewed', $deserialized);
            $this->assertAttributeEquals(new ArrayCollection(), 'comments', $deserialized);
            $this->assertEquals(null, $this->getField($deserialized, 'author'));
        }
    }

    public function testExpressionAuthor()
    {
        $namingStrategy = new SerializedNameAnnotationStrategy(new CamelCaseNamingStrategy());

        $evaluator = new ExpressionEvaluator(new ExpressionLanguage());
        $accessor = new ExpressionAccessorStrategy($evaluator, new DefaultAccessorStrategy());

        $this->serializationVisitors = new Map(array(
            'json' => new JsonSerializationVisitor($namingStrategy, $accessor),
            'xml' => new XmlSerializationVisitor($namingStrategy, $accessor),
            'yml' => new YamlSerializationVisitor($namingStrategy, $accessor),
        ));

        $serializer = new Serializer($this->factory, $this->handlerRegistry, $this->objectConstructor, $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher, null, $evaluator);

        $author = new AuthorExpressionAccess(123, "Ruud", "Kamphuis");
        $this->assertEquals($this->getContent('author_expression'), $serializer->serialize($author, $this->getFormat()));
    }

    /**
     * @expectedException \JMS\Serializer\Exception\ExpressionLanguageRequiredException
     * @expectedExceptionMessage The property firstName on JMS\Serializer\Tests\Fixtures\AuthorExpressionAccess requires the expression accessor strategy to be enabled.
     */
    public function testExpressionAccessorStrategNotEnabled()
    {
        $author = new AuthorExpressionAccess(123, "Ruud", "Kamphuis");
        $this->assertEquals($this->getContent('author_expression'), $this->serialize($author));
    }

    public function testReadOnly()
    {
        $author = new AuthorReadOnly(123, 'Ruud Kamphuis');
        $this->assertEquals($this->getContent('readonly'), $this->serialize($author));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('readonly'), get_class($author));
            $this->assertNull($this->getField($deserialized, 'id'));
            $this->assertEquals('Ruud Kamphuis', $this->getField($deserialized, 'name'));
        }
    }

    public function testReadOnlyClass()
    {
        $author = new AuthorReadOnlyPerClass(123, 'Ruud Kamphuis');
        $this->assertEquals($this->getContent('readonly'), $this->serialize($author));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('readonly'), get_class($author));
            $this->assertNull($this->getField($deserialized, 'id'));
            $this->assertEquals('Ruud Kamphuis', $this->getField($deserialized, 'name'));
        }
    }

    public function testPrice()
    {
        $price = new Price(3);
        $this->assertEquals($this->getContent('price'), $this->serialize($price));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('price'), get_class($price));
            $this->assertEquals(3, $this->getField($deserialized, 'price'));
        }
    }

    public function testOrder()
    {
        $order = new Order(new Price(12.34));
        $this->assertEquals($this->getContent('order'), $this->serialize($order));

        if ($this->hasDeserializer()) {
            $this->assertEquals($order, $this->deserialize($this->getContent('order'), get_class($order)));
        }
    }

    public function testCurrencyAwarePrice()
    {
        $price = new CurrencyAwarePrice(2.34);
        $this->assertEquals($this->getContent('currency_aware_price'), $this->serialize($price));

        if ($this->hasDeserializer()) {
            $this->assertEquals($price, $this->deserialize($this->getContent('currency_aware_price'), get_class($price)));
        }
    }

    public function testOrderWithCurrencyAwarePrice()
    {
        $order = new CurrencyAwareOrder(new CurrencyAwarePrice(1.23));
        $this->assertEquals($this->getContent('order_with_currency_aware_price'), $this->serialize($order));

        if ($this->hasDeserializer()) {
            $this->assertEquals($order, $this->deserialize($this->getContent('order_with_currency_aware_price'), get_class($order)));
        }
    }

    /**
     * @group handlerCallback
     */
    public function testArticle()
    {
        $article = new Article();
        $article->element = 'custom';
        $article->value = 'serialized';

        $result = $this->serialize($article);
        $this->assertEquals($this->getContent('article'), $result);

        if ($this->hasDeserializer()) {
            $this->assertEquals($article, $this->deserialize($result, 'JMS\Serializer\Tests\Fixtures\Article'));
        }
    }

    public function testInline()
    {
        $inline = new InlineParent();

        $result = $this->serialize($inline);
        $this->assertEquals($this->getContent('inline'), $result);

        // no deserialization support
    }

    public function testInlineEmptyChild()
    {
        $inline = new InlineParent(new InlineChildEmpty());

        $result = $this->serialize($inline);
        $this->assertEquals($this->getContent('inline_child_empty'), $result);

        // no deserialization support
    }

    public function testEmptyChild()
    {
        // by empty object
        $inline = new ParentDoNotSkipWithEmptyChild(new InlineChildEmpty());
        $this->assertEquals($this->getContent('empty_child'), $this->serialize($inline));

        // by nulls
        $inner = new InlineChild();
        $inner->a = null;
        $inner->b = null;
        $inline = new ParentDoNotSkipWithEmptyChild($inner);
        $this->assertEquals($this->getContent('empty_child'), $this->serialize($inline));

        // by exclusion strategy
        $context = SerializationContext::create()->setGroups(['Default']);
        $inline = new ParentDoNotSkipWithEmptyChild(new InlineChildWithGroups());
        $this->assertEquals($this->getContent('empty_child'), $this->serialize($inline, $context));
    }

    public function testSkipEmptyChild()
    {
        // by empty object
        $inline = new ParentSkipWithEmptyChild(new InlineChildEmpty());
        $this->assertEquals($this->getContent('empty_child_skip'), $this->serialize($inline));

        // by nulls
        $inner = new InlineChild();
        $inner->a = null;
        $inner->b = null;
        $inline = new ParentSkipWithEmptyChild($inner);
        $this->assertEquals($this->getContent('empty_child_skip'), $this->serialize($inline));

        // by exclusion strategy
        $context = SerializationContext::create()->setGroups(['Default']);
        $inline = new ParentSkipWithEmptyChild(new InlineChildWithGroups());
        $this->assertEquals($this->getContent('empty_child_skip'), $this->serialize($inline, $context));
    }

    /**
     * @group log
     */
    public function testLog()
    {
        $this->assertEquals($this->getContent('log'), $this->serialize($log = new Log()));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('log'), get_class($log));
            $this->assertEquals($log, $deserialized);
        }
    }

    public function testCircularReference()
    {
        $object = new CircularReferenceParent();
        $this->assertEquals($this->getContent('circular_reference'), $this->serialize($object));

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('circular_reference'), get_class($object));

            $col = $this->getField($deserialized, 'collection');
            $this->assertEquals(2, count($col));
            $this->assertEquals('child1', $col[0]->getName());
            $this->assertEquals('child2', $col[1]->getName());
            $this->assertSame($deserialized, $col[0]->getParent());
            $this->assertSame($deserialized, $col[1]->getParent());

            $col = $this->getField($deserialized, 'anotherCollection');
            $this->assertEquals(2, count($col));
            $this->assertEquals('child1', $col[0]->getName());
            $this->assertEquals('child2', $col[1]->getName());
            $this->assertSame($deserialized, $col[0]->getParent());
            $this->assertSame($deserialized, $col[1]->getParent());
        }
    }

    public function testLifecycleCallbacks()
    {
        $object = new ObjectWithLifecycleCallbacks();
        $this->assertEquals($this->getContent('lifecycle_callbacks'), $this->serialize($object));
        $this->assertAttributeSame(null, 'name', $object);

        if ($this->hasDeserializer()) {
            $deserialized = $this->deserialize($this->getContent('lifecycle_callbacks'), get_class($object));
            $this->assertEquals($object, $deserialized);
        }
    }

    public function testFormErrors()
    {
        $errors = array(
            new FormError('This is the form error'),
            new FormError('Another error')
        );

        $this->assertEquals($this->getContent('form_errors'), $this->serialize($errors));
    }

    public function testNestedFormErrors()
    {
        $dispatcher = $this->getMockBuilder('Symfony\Component\EventDispatcher\EventDispatcherInterface')->getMock();

        $formConfigBuilder = new \Symfony\Component\Form\FormConfigBuilder('foo', null, $dispatcher);
        $formConfigBuilder->setCompound(true);
        $formConfigBuilder->setDataMapper($this->getMockBuilder('Symfony\Component\Form\DataMapperInterface')->getMock());
        $fooConfig = $formConfigBuilder->getFormConfig();

        $form = new Form($fooConfig);
        $form->addError(new FormError('This is the form error'));

        $formConfigBuilder = new \Symfony\Component\Form\FormConfigBuilder('bar', null, $dispatcher);
        $barConfig = $formConfigBuilder->getFormConfig();
        $child = new Form($barConfig);
        $child->addError(new FormError('Error of the child form'));
        $form->add($child);

        $this->assertEquals($this->getContent('nested_form_errors'), $this->serialize($form));
    }

    public function testFormErrorsWithNonFormComponents()
    {
        if (!class_exists('Symfony\Component\Form\Extension\Core\Type\SubmitType')) {
            $this->markTestSkipped('Not using Symfony Form >= 2.3 with submit type');
        }

        $dispatcher = $this->getMockBuilder('Symfony\Component\EventDispatcher\EventDispatcherInterface')->getMock();

        $factoryBuilder = new FormFactoryBuilder();
        $factoryBuilder->addType(new \Symfony\Component\Form\Extension\Core\Type\SubmitType);
        $factoryBuilder->addType(new \Symfony\Component\Form\Extension\Core\Type\ButtonType);
        $factory = $factoryBuilder->getFormFactory();

        $formConfigBuilder = new \Symfony\Component\Form\FormConfigBuilder('foo', null, $dispatcher);
        $formConfigBuilder->setFormFactory($factory);
        $formConfigBuilder->setCompound(true);
        $formConfigBuilder->setDataMapper($this->getMockBuilder('Symfony\Component\Form\DataMapperInterface')->getMock());
        $fooConfig = $formConfigBuilder->getFormConfig();

        $form = new Form($fooConfig);
        $form->add('save', \Symfony\Component\Form\Extension\Core\Type\SubmitType::class);

        try {
            $this->serialize($form);
        } catch (\Exception $e) {
            $this->assertTrue(false, 'Serialization should not throw an exception');
        }
    }

    public function testConstraintViolation()
    {
        $violation = new ConstraintViolation('Message of violation', 'Message of violation', array(), null, 'foo', null);

        $this->assertEquals($this->getContent('constraint_violation'), $this->serialize($violation));
    }

    public function testConstraintViolationList()
    {
        $violations = new ConstraintViolationList();
        $violations->add(new ConstraintViolation('Message of violation', 'Message of violation', array(), null, 'foo', null));
        $violations->add(new ConstraintViolation('Message of another violation', 'Message of another violation', array(), null, 'bar', null));

        $this->assertEquals($this->getContent('constraint_violation_list'), $this->serialize($violations));
    }

    public function testDoctrineProxy()
    {
        if (!class_exists('Doctrine\ORM\Version')) {
            $this->markTestSkipped('Doctrine is not available.');
        }

        $object = new SimpleObjectProxy('foo', 'bar');

        $this->assertEquals($this->getContent('orm_proxy'), $this->serialize($object));
    }

    public function testInitializedDoctrineProxy()
    {
        if (!class_exists('Doctrine\ORM\Version')) {
            $this->markTestSkipped('Doctrine is not available.');
        }

        $object = new SimpleObjectProxy('foo', 'bar');
        $object->__load();

        $this->assertEquals($this->getContent('orm_proxy'), $this->serialize($object));
    }

    public function testCustomAccessor()
    {
        $post = new IndexedCommentsBlogPost();

        $this->assertEquals($this->getContent('custom_accessor'), $this->serialize($post));
    }

    public function testMixedAccessTypes()
    {
        $object = new GetSetObject();

        $this->assertEquals($this->getContent('mixed_access_types'), $this->serialize($object));

        if ($this->hasDeserializer()) {
            $object = $this->deserialize($this->getContent('mixed_access_types'), 'JMS\Serializer\Tests\Fixtures\GetSetObject');
            $this->assertAttributeEquals(1, 'id', $object);
            $this->assertAttributeEquals('Johannes', 'name', $object);
            $this->assertAttributeEquals(42, 'readOnlyProperty', $object);
        }
    }

    public function testAccessorOrder()
    {
        $this->assertEquals($this->getContent('accessor_order_child'), $this->serialize(new AccessorOrderChild()));
        $this->assertEquals($this->getContent('accessor_order_parent'), $this->serialize(new AccessorOrderParent()));
        $this->assertEquals($this->getContent('accessor_order_methods'), $this->serialize(new AccessorOrderMethod()));
    }

    public function testGroups()
    {
        $groupsObject = new GroupsObject();

        $this->assertEquals($this->getContent('groups_all'), $this->serializer->serialize($groupsObject, $this->getFormat()));

        $this->assertEquals(
            $this->getContent('groups_foo'),
            $this->serializer->serialize($groupsObject, $this->getFormat(), SerializationContext::create()->setGroups(array('foo')))
        );

        $this->assertEquals(
            $this->getContent('groups_foobar'),
            $this->serializer->serialize($groupsObject, $this->getFormat(), SerializationContext::create()->setGroups(array('foo', 'bar')))
        );

        $this->assertEquals(
            $this->getContent('groups_all'),
            $this->serializer->serialize($groupsObject, $this->getFormat())
        );

        $this->assertEquals(
            $this->getContent('groups_default'),
            $this->serializer->serialize($groupsObject, $this->getFormat(), SerializationContext::create()->setGroups(array(GroupsExclusionStrategy::DEFAULT_GROUP)))
        );

        $this->assertEquals(
            $this->getContent('groups_default'),
            $this->serializer->serialize($groupsObject, $this->getFormat(), SerializationContext::create()->setGroups(array(GroupsExclusionStrategy::DEFAULT_GROUP)))
        );
    }

    public function testAdvancedGroups()
    {
        $adrien = new GroupsUser(
            'John',
            new GroupsUser(
                'John Manager',
                null,
                array(
                    new GroupsUser(
                        'John Manager friend 1',
                        new GroupsUser('John Manager friend 1 manager')
                    ),
                    new GroupsUser('John Manager friend 2'),
                )
            ),
            array(
                new GroupsUser(
                    'John friend 1',
                    new GroupsUser('John friend 1 manager')
                ),
                new GroupsUser(
                    'John friend 2',
                    new GroupsUser('John friend 2 manager')
                )
            )
        );

        $this->assertEquals(
            $this->getContent('groups_advanced'),
            $this->serializer->serialize(
                $adrien,
                $this->getFormat(),
                SerializationContext::create()->setGroups(array(
                    GroupsExclusionStrategy::DEFAULT_GROUP,
                    'manager_group',
                    'friends_group',

                    'manager' => array(
                        GroupsExclusionStrategy::DEFAULT_GROUP,
                        'friends_group',

                        'friends' => array('nickname_group'),
                    ),
                    'friends' => array(
                        'manager_group'
                    )
                ))
            )
        );
    }

    /**
     * @expectedException JMS\Serializer\Exception\InvalidArgumentException
     * @expectedExceptionMessage Invalid group name "foo, bar" on "JMS\Serializer\Tests\Fixtures\InvalidGroupsObject->foo", did you mean to create multiple groups?
     */
    public function testInvalidGroupName()
    {
        $groupsObject = new InvalidGroupsObject();

        $this->serializer->serialize($groupsObject, $this->getFormat());
    }

    public function testVirtualProperty()
    {
        $this->assertEquals($this->getContent('virtual_properties'), $this->serialize(new ObjectWithVirtualProperties()));
    }

    public function testVirtualVersions()
    {
        $this->assertEquals(
            $this->getContent('virtual_properties_low'),
            $this->serialize(new ObjectWithVersionedVirtualProperties(), SerializationContext::create()->setVersion(2))
        );

        $this->assertEquals(
            $this->getContent('virtual_properties_all'),
            $this->serialize(new ObjectWithVersionedVirtualProperties(), SerializationContext::create()->setVersion(7))
        );

        $this->assertEquals(
            $this->getContent('virtual_properties_high'),
            $this->serialize(new ObjectWithVersionedVirtualProperties(), SerializationContext::create()->setVersion(9))
        );
    }

    public function testCustomHandler()
    {
        if (!$this->hasDeserializer()) {
            return;
        }

        $handler = function () {
            return new CustomDeserializationObject('customly_unserialized_value');
        };

        $this->handlerRegistry->registerHandler(GraphNavigator::DIRECTION_DESERIALIZATION, 'CustomDeserializationObject', $this->getFormat(), $handler);

        $serialized = $this->serializer->serialize(new CustomDeserializationObject('sometext'), $this->getFormat());
        $object = $this->serializer->deserialize($serialized, 'CustomDeserializationObject', $this->getFormat());
        $this->assertEquals('customly_unserialized_value', $object->someProperty);
    }

    public function testInput()
    {
        $this->assertEquals($this->getContent('input'), $this->serializer->serialize(new Input(), $this->getFormat()));
    }

    public function testObjectWithEmptyHash()
    {
        $this->assertEquals($this->getContent('hash_empty'), $this->serializer->serialize(new ObjectWithEmptyHash(), $this->getFormat()));
    }

    /**
     * @group null
     */
    public function testSerializeObjectWhenNull()
    {
        $this->assertEquals(
            $this->getContent('object_when_null'),
            $this->serialize(new Comment(null, 'foo'), SerializationContext::create()->setSerializeNull(false))
        );

        $this->assertEquals(
            $this->getContent('object_when_null_and_serialized'),
            $this->serialize(new Comment(null, 'foo'), SerializationContext::create()->setSerializeNull(true))
        );
    }

    /**
     * @group polymorphic
     */
    public function testPolymorphicObjectsWithGroup()
    {
        $context = SerializationContext::create();
        $context->setGroups(array("foo"));

        $this->assertEquals(
            $this->getContent('car'),
            $this->serialize(new \JMS\Serializer\Tests\Fixtures\DiscriminatorGroup\Car(5), $context)
        );
    }

    /**
     * @group polymorphic
     */
    public function testPolymorphicObjects()
    {
        $this->assertEquals(
            $this->getContent('car'),
            $this->serialize(new Car(5))
        );
        self::assertEquals(
            $this->getContent('post'),
            $this->serialize(new Post('Post Title'))
        );
        self::assertEquals(
            $this->getContent('image_post'),
            $this->serialize(new ImagePost('Image Post Title'))
        );

        if ($this->hasDeserializer()) {
            $this->assertEquals(
                new Car(5),
                $this->deserialize(
                    $this->getContent('car'),
                    'JMS\Serializer\Tests\Fixtures\Discriminator\Car'
                ),
                'Class is resolved correctly when concrete sub-class is used.'
            );

            $this->assertEquals(
                new Car(5),
                $this->deserialize(
                    $this->getContent('car'),
                    'JMS\Serializer\Tests\Fixtures\Discriminator\Vehicle'
                ),
                'Class is resolved correctly when least supertype is used.'
            );

            $this->assertEquals(
                new Car(5),
                $this->deserialize(
                    $this->getContent('car_without_type'),
                    'JMS\Serializer\Tests\Fixtures\Discriminator\Car'
                ),
                'Class is resolved correctly when concrete sub-class is used and no type is defined.'
            );

            self::assertEquals(
                new Post('Post Title'),
                $this->deserialize(
                    $this->getContent('post'),
                    'JMS\Serializer\Tests\Fixtures\Discriminator\Post'
                ),
                'Class is resolved correctly when parent class is used and type is set.'
            );

            self::assertEquals(
                new ImagePost('Image Post Title'),
                $this->deserialize(
                    $this->getContent('image_post'),
                    'JMS\Serializer\Tests\Fixtures\Discriminator\Post'
                ),
                'Class is resolved correctly when least supertype is used.'
            );

            self::assertEquals(
                new ImagePost('Image Post Title'),
                $this->deserialize(
                    $this->getContent('image_post'),
                    'JMS\Serializer\Tests\Fixtures\Discriminator\ImagePost'
                ),
                'Class is resolved correctly when concrete sub-class is used and no type is defined.'
            );
        }
    }

    /**
     * @group polymorphic
     */
    public function testNestedPolymorphicObjects()
    {
        $garage = new Garage(array(new Car(3), new Moped(1)));
        $this->assertEquals(
            $this->getContent('garage'),
            $this->serialize($garage)
        );

        if ($this->hasDeserializer()) {
            $this->assertEquals(
                $garage,
                $this->deserialize(
                    $this->getContent('garage'),
                    'JMS\Serializer\Tests\Fixtures\Garage'
                )
            );
        }
    }

    /**
     * @group polymorphic
     */
    public function testNestedPolymorphicInterfaces()
    {
        $garage = new VehicleInterfaceGarage(array(new Car(3), new Moped(1)));
        $this->assertEquals(
            $this->getContent('garage'),
            $this->serialize($garage)
        );

        if ($this->hasDeserializer()) {
            $this->assertEquals(
                $garage,
                $this->deserialize(
                    $this->getContent('garage'),
                    'JMS\Serializer\Tests\Fixtures\VehicleInterfaceGarage'
                )
            );
        }
    }

    /**
     * @group polymorphic
     * @expectedException LogicException
     */
    public function testPolymorphicObjectsInvalidDeserialization()
    {
        if (!$this->hasDeserializer()) {
            throw new \LogicException('No deserializer');
        }

        $this->deserialize(
            $this->getContent('car_without_type'),
            'JMS\Serializer\Tests\Fixtures\Discriminator\Vehicle'
        );
    }

    public function testDepthExclusionStrategy()
    {
        $context = SerializationContext::create()
            ->addExclusionStrategy(new DepthExclusionStrategy());

        $data = new Tree(
            new Node(array(
                new Node(array(
                    new Node(array(
                        new Node(array(
                            new Node(),
                        )),
                    )),
                )),
            ))
        );

        $this->assertEquals($this->getContent('tree'), $this->serializer->serialize($data, $this->getFormat(), $context));
    }

    public function testMaxDepthWithSkippableObject()
    {
        $data = new Gh236Foo();

        $context = SerializationContext::create()->enableMaxDepthChecks();
        $serialized = $this->serialize($data, $context);

        $this->assertEquals($this->getContent('maxdepth_skippabe_object'), $serialized);
    }

    public function testDeserializingIntoExistingObject()
    {
        if (!$this->hasDeserializer()) {
            return;
        }

        $objectConstructor = new InitializedObjectConstructor(new UnserializeObjectConstructor());
        $serializer = new Serializer(
            $this->factory, $this->handlerRegistry, $objectConstructor,
            $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher
        );

        $order = new Order(new Price(12));

        $context = new DeserializationContext();
        $context->attributes->set('target', $order);

        $deseralizedOrder = $serializer->deserialize(
            $this->getContent('order'),
            get_class($order),
            $this->getFormat(),
            $context
        );

        $this->assertSame($order, $deseralizedOrder);
        $this->assertEquals(new Order(new Price(12.34)), $deseralizedOrder);
        $this->assertAttributeInstanceOf('JMS\Serializer\Tests\Fixtures\Price', 'cost', $deseralizedOrder);
    }

    public function testObjectWithNullableArrays()
    {
        $object = new ObjectWithEmptyNullableAndEmptyArrays();
        $this->assertEquals($this->getContent('nullable_arrays'), $this->serializer->serialize($object, $this->getFormat()));
    }

    abstract protected function getContent($key);

    abstract protected function getFormat();

    protected function hasDeserializer()
    {
        return true;
    }

    protected function serialize($data, Context $context = null)
    {
        return $this->serializer->serialize($data, $this->getFormat(), $context);
    }

    protected function deserialize($content, $type, Context $context = null)
    {
        return $this->serializer->deserialize($content, $type, $this->getFormat(), $context);
    }

    protected function setUp()
    {
        $this->factory = new MetadataFactory(new AnnotationDriver(new AnnotationReader()));

        $this->handlerRegistry = new HandlerRegistry();
        $this->handlerRegistry->registerSubscribingHandler(new ConstraintViolationHandler());
        $this->handlerRegistry->registerSubscribingHandler(new StdClassHandler());
        $this->handlerRegistry->registerSubscribingHandler(new DateHandler());
        $this->handlerRegistry->registerSubscribingHandler(new FormErrorHandler(new IdentityTranslator(new MessageSelector())));
        $this->handlerRegistry->registerSubscribingHandler(new PhpCollectionHandler());
        $this->handlerRegistry->registerSubscribingHandler(new ArrayCollectionHandler());
        $this->handlerRegistry->registerHandler(GraphNavigator::DIRECTION_SERIALIZATION, 'AuthorList', $this->getFormat(),
            function (VisitorInterface $visitor, $object, array $type, Context $context) {
                return $visitor->visitArray(iterator_to_array($object), $type, $context);
            }
        );
        $this->handlerRegistry->registerHandler(GraphNavigator::DIRECTION_DESERIALIZATION, 'AuthorList', $this->getFormat(),
            function (VisitorInterface $visitor, $data, $type, Context $context) {
                $type = array(
                    'name' => 'array',
                    'params' => array(
                        array('name' => 'integer', 'params' => array()),
                        array('name' => 'JMS\Serializer\Tests\Fixtures\Author', 'params' => array()),
                    ),
                );

                $elements = $visitor->getNavigator()->accept($data, $type, $context);
                $list = new AuthorList();
                foreach ($elements as $author) {
                    $list->add($author);
                }

                return $list;
            }
        );

        $this->dispatcher = new EventDispatcher();
        $this->dispatcher->addSubscriber(new DoctrineProxySubscriber());

        $namingStrategy = new SerializedNameAnnotationStrategy(new CamelCaseNamingStrategy());
        $this->objectConstructor = new UnserializeObjectConstructor();
        $this->serializationVisitors = new Map(array(
            'json' => new JsonSerializationVisitor($namingStrategy),
            'xml' => new XmlSerializationVisitor($namingStrategy),
            'yml' => new YamlSerializationVisitor($namingStrategy),
        ));
        $this->deserializationVisitors = new Map(array(
            'json' => new JsonDeserializationVisitor($namingStrategy),
            'xml' => new XmlDeserializationVisitor($namingStrategy),
        ));

        $this->serializer = new Serializer($this->factory, $this->handlerRegistry, $this->objectConstructor, $this->serializationVisitors, $this->deserializationVisitors, $this->dispatcher);
    }

    protected function getField($obj, $name)
    {
        $ref = new \ReflectionProperty($obj, $name);
        $ref->setAccessible(true);

        return $ref->getValue($obj);
    }

    private function setField($obj, $name, $value)
    {
        $ref = new \ReflectionProperty($obj, $name);
        $ref->setAccessible(true);
        $ref->setValue($obj, $value);
    }
}