diff --git a/src/Symfony/Component/Cache/Tests/Adapter/MemcachedAdapterTest.php b/src/Symfony/Component/Cache/Tests/Adapter/MemcachedAdapterTest.php
index 88950042fcde9..b0edfa1e44645 100644
--- a/src/Symfony/Component/Cache/Tests/Adapter/MemcachedAdapterTest.php
+++ b/src/Symfony/Component/Cache/Tests/Adapter/MemcachedAdapterTest.php
@@ -253,7 +253,7 @@ public function testKeyEncoding()
         $pool = $this->createCachePool(0, null, $namespace);
 
         /**
-         * Choose a key that is below {@see \Symfony\Component\Cache\Adapter\MemcachedAdapter::$maxIdLength} so that
+         * Choose a key that is below {@see MemcachedAdapter::$maxIdLength} so that
          * {@see \Symfony\Component\Cache\Traits\AbstractTrait::getId()} does not shorten the key but choose special
          * characters that would be encoded and therefore increase the key length over the Memcached limit.
          */
diff --git a/src/Symfony/Component/Console/Tests/Helper/TableCellStyleTest.php b/src/Symfony/Component/Console/Tests/Helper/TableCellStyleTest.php
index ac80750eb4e20..d934cf801736c 100644
--- a/src/Symfony/Component/Console/Tests/Helper/TableCellStyleTest.php
+++ b/src/Symfony/Component/Console/Tests/Helper/TableCellStyleTest.php
@@ -12,6 +12,7 @@
 namespace Symfony\Component\Console\Tests\Helper;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
 use Symfony\Component\Console\Helper\TableCellStyle;
 
 class TableCellStyleTest extends TestCase
@@ -21,7 +22,8 @@ public function testCreateTableCellStyle()
         $tableCellStyle = new TableCellStyle(['fg' => 'red']);
         $this->assertEquals('red', $tableCellStyle->getOptions()['fg']);
 
-        $this->expectException(\Symfony\Component\Console\Exception\InvalidArgumentException::class);
+        $this->expectException(InvalidArgumentException::class);
+
         new TableCellStyle(['wrong_key' => null]);
     }
 }
diff --git a/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php b/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php
index 5feaa3d19a83b..544303bbe859a 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/ContainerBuilderTest.php
@@ -1122,7 +1122,7 @@ public function testAddObjectResource()
 
         $this->assertCount(1, $resources);
 
-        /* @var $resource \Symfony\Component\Config\Resource\FileResource */
+        /* @var FileResource $resource */
         $resource = end($resources);
 
         $this->assertInstanceOf(FileResource::class, $resource);
diff --git a/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/ConnectionTest.php b/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/ConnectionTest.php
index 3b37d820de739..6f6fc004d39c8 100644
--- a/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/ConnectionTest.php
+++ b/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/ConnectionTest.php
@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\Messenger\Bridge\Doctrine\Tests\Transport;
 
+use Doctrine\DBAL\Configuration;
 use Doctrine\DBAL\Connection as DBALConnection;
 use Doctrine\DBAL\Exception as DBALException;
 use Doctrine\DBAL\Platforms\AbstractPlatform;
@@ -308,7 +309,7 @@ private function getDBALConnectionMock()
             $platform->method('getWriteLockSQL')->willReturn('FOR UPDATE SKIP LOCKED');
         }
 
-        $configuration = $this->createMock(\Doctrine\DBAL\Configuration::class);
+        $configuration = $this->createMock(Configuration::class);
         $driverConnection->method('getDatabasePlatform')->willReturn($platform);
         $driverConnection->method('getConfiguration')->willReturn($configuration);
 
diff --git a/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/PostgreSqlConnectionTest.php b/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/PostgreSqlConnectionTest.php
index 92071b03e9b96..4fb85153f90a5 100644
--- a/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/PostgreSqlConnectionTest.php
+++ b/src/Symfony/Component/Messenger/Bridge/Doctrine/Tests/Transport/PostgreSqlConnectionTest.php
@@ -11,6 +11,7 @@
 
 namespace Symfony\Component\Messenger\Bridge\Doctrine\Tests\Transport;
 
+use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\Driver\Result as DriverResult;
 use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
 use Doctrine\DBAL\Query\QueryBuilder;
@@ -29,7 +30,7 @@ public function testSerialize()
         $this->expectException(\BadMethodCallException::class);
         $this->expectExceptionMessage('Cannot serialize '.PostgreSqlConnection::class);
 
-        $driverConnection = $this->createMock(\Doctrine\DBAL\Connection::class);
+        $driverConnection = $this->createMock(Connection::class);
         $driverConnection->method('executeStatement')->willReturn(1);
 
         $connection = new PostgreSqlConnection([], $driverConnection);
@@ -41,7 +42,7 @@ public function testUnserialize()
         $this->expectException(\BadMethodCallException::class);
         $this->expectExceptionMessage('Cannot unserialize '.PostgreSqlConnection::class);
 
-        $driverConnection = $this->createMock(\Doctrine\DBAL\Connection::class);
+        $driverConnection = $this->createMock(Connection::class);
         $driverConnection->method('executeStatement')->willReturn(1);
 
         $connection = new PostgreSqlConnection([], $driverConnection);
@@ -50,7 +51,7 @@ public function testUnserialize()
 
     public function testListenOnConnection()
     {
-        $driverConnection = $this->createMock(\Doctrine\DBAL\Connection::class);
+        $driverConnection = $this->createMock(Connection::class);
         $driverConnection->method('executeStatement')->willReturn(1);
 
         $driverConnection
@@ -103,7 +104,7 @@ public function countNotifyCalls()
 
     public function testGetExtraSetupSql()
     {
-        $driverConnection = $this->createMock(\Doctrine\DBAL\Connection::class);
+        $driverConnection = $this->createMock(Connection::class);
         $driverConnection->method('executeStatement')->willReturn(1);
         $connection = new PostgreSqlConnection(['table_name' => 'queue_table'], $driverConnection);
 
@@ -120,7 +121,7 @@ public function testGetExtraSetupSql()
 
     public function testTransformTableNameWithSchemaToValidProcedureName()
     {
-        $driverConnection = $this->createMock(\Doctrine\DBAL\Connection::class);
+        $driverConnection = $this->createMock(Connection::class);
         $driverConnection->method('executeStatement')->willReturn(1);
         $connection = new PostgreSqlConnection(['table_name' => 'schema.queue_table'], $driverConnection);
 
@@ -134,7 +135,7 @@ public function testTransformTableNameWithSchemaToValidProcedureName()
 
     public function testGetExtraSetupSqlWrongTable()
     {
-        $driverConnection = $this->createMock(\Doctrine\DBAL\Connection::class);
+        $driverConnection = $this->createMock(Connection::class);
         $driverConnection->method('executeStatement')->willReturn(1);
         $connection = new PostgreSqlConnection(['table_name' => 'queue_table'], $driverConnection);
 
diff --git a/src/Symfony/Component/PropertyInfo/Tests/Fixtures/ParentDummy.php b/src/Symfony/Component/PropertyInfo/Tests/Fixtures/ParentDummy.php
index 5f30c26f8ee7a..6963f6d531d59 100644
--- a/src/Symfony/Component/PropertyInfo/Tests/Fixtures/ParentDummy.php
+++ b/src/Symfony/Component/PropertyInfo/Tests/Fixtures/ParentDummy.php
@@ -66,7 +66,7 @@ class ParentDummy
     public $rootDummyItems;
 
     /**
-     * @var \Symfony\Component\PropertyInfo\Tests\Fixtures\RootDummy\RootDummyItem
+     * @var RootDummyItem
      */
     public $rootDummyItem;
 
diff --git a/src/Symfony/Component/Validator/Mapping/Factory/MetadataFactoryInterface.php b/src/Symfony/Component/Validator/Mapping/Factory/MetadataFactoryInterface.php
index 8e89d3b7da482..b7a86ffc86fc2 100644
--- a/src/Symfony/Component/Validator/Mapping/Factory/MetadataFactoryInterface.php
+++ b/src/Symfony/Component/Validator/Mapping/Factory/MetadataFactoryInterface.php
@@ -15,7 +15,7 @@
 use Symfony\Component\Validator\Mapping\MetadataInterface;
 
 /**
- * Returns {@link \Symfony\Component\Validator\Mapping\MetadataInterface} instances for values.
+ * Returns {@link MetadataInterface} instances for values.
  *
  * @author Bernhard Schussek <bschussek@gmail.com>
  */