tests: Fix invalid covers class references

Add MediaWikiCoversValidator to test for valid covers annotation

Bug: T387434
Change-Id: I05c976c667c6dbc135c38985fbb31b00db19d503

Author: umherirrender

tests/integration/ReferenceSerializationRoundtripTest.php

@@ -15,13 +15,14 @@
 use Wikibase\DataModel\Snak\SnakList;
 
 /**
- * @covers Wikibase\DataModel\DeserializerFactory
+ * @covers \Wikibase\DataModel\Deserializers\DeserializerFactory
  *
  * @license GPL-2.0-or-later
  * @author Jeroen De Dauw < jeroendedauw@gmail.com >
  * @author Thomas Pellissier Tanon
  */
 class ReferenceSerializationRoundtripTest extends TestCase {
+	use \MediaWikiCoversValidator;
 
 	/**
 	 * @dataProvider referenceProvider

tests/unit/DeserializerFactoryTest.php

@@ -10,13 +10,14 @@
 use Wikibase\DataModel\Services\Lookup\InMemoryDataTypeLookup;
 
 /**
- * @covers Wikibase\DataModel\DeserializerFactory
+ * @covers \Wikibase\DataModel\Deserializers\DeserializerFactory
  *
  * @license GPL-2.0-or-later
  * @author Thomas Pellissier Tanon
  * @author Bene* < benestar.wikimedia@gmail.com >
  */
 class DeserializerFactoryTest extends TestCase {
+	use \MediaWikiCoversValidator;
 
 	private function buildDeserializerFactory() {
 		return new DeserializerFactory(

tests/unit/SerializerFactoryTest.php

@@ -25,13 +25,14 @@
 use Wikibase\DataModel\Term\TermList;
 
 /**
- * @covers Wikibase\DataModel\SerializerFactory
+ * @covers \Wikibase\DataModel\Serializers\SerializerFactory
  *
  * @license GPL-2.0-or-later
  * @author Thomas Pellissier Tanon
  * @author Bene* < benestar.wikimedia@gmail.com >
  */
 class SerializerFactoryTest extends TestCase {
+	use \MediaWikiCoversValidator;
 
 	private function buildSerializerFactory(): SerializerFactory {
 		return new SerializerFactory( new DataValueSerializer() );