Fixing remaining phpstan warnings.

phpstan.neon

@@ -9,6 +9,8 @@ parameters:
     - identifier: missingType.iterableValue
     # new static() is a best practice in Drupal, so we cannot fix that.
     - "#^Unsafe usage of new static\\(\\)\\.$#"
+    # Soft deprecated by phpunit10 and removed in phpunit 12.
+    - "#^Call to deprecated method getMockForAbstractClass\\(\\)\\.$#"
     # We forgot to use return type hints on some interfaces, cannot be changed
     # in stable 4.0.
     # @todo use return type hints everywhere for 5.0.

src/Plugin/GraphQL/DataProducer/Entity/Fields/Image/ImageDerivative.php

@@ -98,9 +98,13 @@ public function resolve(FileInterface $entity = NULL, $style, RefinableCacheable
     $metadata->addCacheableDependency($access);
     if ($access->isAllowed() && $image_style = ImageStyle::load($style)) {
 
+      // @phpstan-ignore-next-line
       $width = $entity->width;
+      // @phpstan-ignore-next-line
       $height = $entity->height;
-      if (!isset($width) || !isset($height)) {
+
+      // @phpstan-ignore-next-line
+      if (empty($width) || empty($height)) {
         /** @var \Drupal\Core\Image\ImageInterface $image */
         $image = \Drupal::service('image.factory')->get($entity->getFileUri());
         if ($image->isValid()) {

tests/src/Kernel/AlterableSchemaTest.php

@@ -184,7 +184,7 @@ protected function mockSchema($id, $schema, array $extensions = []): void {
         $this->container->get('event_dispatcher'),
       ])
       ->onlyMethods(['getSchemaDefinition', 'getResolverRegistry'])
-      ->getMockForAbstractClass();
+      ->getMock();
 
     $this->schema->expects(static::any())
       ->method('getSchemaDefinition')

tests/src/Kernel/DataProducer/EntityReferenceTest.php

@@ -6,31 +6,8 @@
 use Drupal\node\Entity\Node;
 use Drupal\node\Entity\NodeType;
 use Drupal\Tests\graphql\Kernel\GraphQLTestBase;
+use Drupal\Tests\field\Traits\EntityReferenceFieldCreationTrait;
 
-// @todo Drupal 10.1 compatibility: use the deprecated trait for Drupal 10.1.
-if (strpos(\Drupal::VERSION, '10.1') === 0) {
-
-  /**
-   * Helper trait for compatibility with Drupal 9.
-   *
-   * @phpcs:disable Drupal.Classes.ClassFileName.NoMatch
-   */
-  trait EntityReferenceFieldCreationTrait {
-    // @phpstan-ignore-next-line
-    use \Drupal\Tests\field\Traits\EntityReferenceTestTrait;
-
-  }
-}
-else {
-
-  /**
-   * Helper trait for compatibility with Drupal 10.
-   */
-  trait EntityReferenceFieldCreationTrait {
-    use \Drupal\Tests\field\Traits\EntityReferenceFieldCreationTrait;
-
-  }
-}
 
 /**
  * Tests the entity_reference data producers.

tests/src/Traits/MockingTrait.php

@@ -53,7 +53,7 @@ trait MockingTrait {
    *   The return callback promise.
    */
   protected function toPromise($value) {
-    return $this->returnCallback(is_callable($value) ? $value : function () use ($value) {
+    return $this->willReturnCallback(is_callable($value) ? $value : function () use ($value) {
       yield $value;
     });
   }
@@ -89,7 +89,7 @@ protected function setUpSchema($schema, $id = 'test', array $values = []): void
 
     $this->schemaPluginManager->method('createInstance')
       ->with($this->equalTo($id))
-      ->will($this->returnValue($this->schema));
+      ->willReturn($this->schema);
 
     $this->container->set('plugin.manager.graphql.schema', $this->schemaPluginManager);
   }
@@ -145,7 +145,7 @@ protected function mockSchema($id, $schema, array $extensions = []): void {
         ['development' => FALSE],
       ])
       ->onlyMethods(['getSchemaDefinition', 'getResolverRegistry'])
-      ->getMockForAbstractClass();
+      ->getMock();
 
     $this->schema->expects(static::any())
       ->method('getSchemaDefinition')
@@ -169,14 +169,14 @@ protected function mockSchemaPluginManager($id): void {
 
     $this->schemaPluginManager->expects($this->any())
       ->method('getDefinitions')
-      ->will($this->returnValue([
+      ->willReturn([
         $id => [
           'id' => $id,
           'name' => 'Test schema',
           'provider' => 'graphql',
           'class' => '\Drupal\graphql\Plugin\GraphQL\Schema\SdlSchemaPluginBase',
         ],
-      ]));
+      ]);
   }
 
   /**