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[Serializer] Rewrite AbstractObjectNormalizer::createChildContext() to use the provided cache_key from original context when creating child contexts #53530

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Merged
merged 1 commit into from
Jan 29, 2024
+130 −1
Merged

[Serializer] Rewrite AbstractObjectNormalizer::createChildContext() to use the provided cache_key from original context when creating child contexts #53530

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6 changes: 5 additions & 1 deletion src/Symfony/Component/Serializer/Normalizer/AbstractObjectNormalizer.php
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Original file line number Diff line number Diff line change
Expand Up @@ -781,7 +781,11 @@ private function isMaxDepthReached(array $attributesMetadata, string $class, str
protected function createChildContext(array $parentContext, string $attribute, ?string $format): array
{
$context = parent::createChildContext($parentContext, $attribute, $format);
$context['cache_key'] = $this->getCacheKey($format, $context);
if ($context['cache_key'] ?? false) {
$context['cache_key'] .= '-'.$attribute;
} else {
$context['cache_key'] = $this->getCacheKey($format, $context);
}

return $context;
}
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125 changes: 125 additions & 0 deletions src/Symfony/Component/Serializer/Tests/Normalizer/AbstractObjectNormalizerTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -548,6 +548,131 @@ public function testDenormalizeUntypedStringObject()
$this->assertEquals(new DummyWithStringObject(new DummyString()), $actual);
$this->assertEquals('', $actual->value->value);
}

public function testProvidingContextCacheKeyGeneratesSameChildContextCacheKey()
{
$foobar = new Dummy();
$foobar->foo = new EmptyDummy();
$foobar->bar = 'bar';
$foobar->baz = 'baz';
$data = [
'foo' => [],
'bar' => 'bar',
'baz' => 'baz',
];

$normalizer = new class() extends AbstractObjectNormalizerDummy {
public $childContextCacheKey;

protected function extractAttributes(object $object, string $format = null, array $context = []): array
{
return array_keys((array) $object);
}

protected function getAttributeValue(object $object, string $attribute, string $format = null, array $context = [])
{
return $object->{$attribute};
}

protected function createChildContext(array $parentContext, string $attribute, ?string $format): array
{
$childContext = parent::createChildContext($parentContext, $attribute, $format);
$this->childContextCacheKey = $childContext['cache_key'];

return $childContext;
}
};

$serializer = new Serializer([$normalizer]);

$serializer->normalize($foobar, null, ['cache_key' => 'hardcoded', 'iri' => '/dummy/1']);
$firstChildContextCacheKey = $normalizer->childContextCacheKey;

$serializer->normalize($foobar, null, ['cache_key' => 'hardcoded', 'iri' => '/dummy/2']);
$secondChildContextCacheKey = $normalizer->childContextCacheKey;

$this->assertSame($firstChildContextCacheKey, $secondChildContextCacheKey);
}

public function testChildContextKeepsOriginalContextCacheKey()
{
$foobar = new Dummy();
$foobar->foo = new EmptyDummy();
$foobar->bar = 'bar';
$foobar->baz = 'baz';
$data = [
'foo' => [],
'bar' => 'bar',
'baz' => 'baz',
];

$normalizer = new class() extends AbstractObjectNormalizerDummy {
public $childContextCacheKey;

protected function extractAttributes(object $object, string $format = null, array $context = []): array
{
return array_keys((array) $object);
}

protected function getAttributeValue(object $object, string $attribute, string $format = null, array $context = [])
{
return $object->{$attribute};
}

protected function createChildContext(array $parentContext, string $attribute, ?string $format): array
{
$childContext = parent::createChildContext($parentContext, $attribute, $format);
$this->childContextCacheKey = $childContext['cache_key'];

return $childContext;
}
};

$serializer = new Serializer([$normalizer]);
$serializer->normalize($foobar, null, ['cache_key' => 'hardcoded', 'iri' => '/dummy/1']);

$this->assertSame('hardcoded-foo', $normalizer->childContextCacheKey);
}

public function testChildContextCacheKeyStaysFalseWhenOriginalCacheKeyIsFalse()
{
$foobar = new Dummy();
$foobar->foo = new EmptyDummy();
$foobar->bar = 'bar';
$foobar->baz = 'baz';
$data = [
'foo' => [],
'bar' => 'bar',
'baz' => 'baz',
];

$normalizer = new class() extends AbstractObjectNormalizerDummy {
public $childContextCacheKey;

protected function extractAttributes(object $object, string $format = null, array $context = []): array
{
return array_keys((array) $object);
}

protected function getAttributeValue(object $object, string $attribute, string $format = null, array $context = [])
{
return $object->{$attribute};
}

protected function createChildContext(array $parentContext, string $attribute, ?string $format): array
{
$childContext = parent::createChildContext($parentContext, $attribute, $format);
$this->childContextCacheKey = $childContext['cache_key'];

return $childContext;
}
};

$serializer = new Serializer([$normalizer]);
$serializer->normalize($foobar, null, ['cache_key' => false]);

$this->assertFalse($normalizer->childContextCacheKey);
}
}

class AbstractObjectNormalizerDummy extends AbstractObjectNormalizer
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