Issue #3226139 by Spokje, longwave: ->willReturn(...) would make more sense...

Issue #3226139 by Spokje, longwave: ->willReturn(...) would make more sense here (ding ding round 2)

(cherry picked from commit e30a948c)

core/modules/forum/tests/src/Unit/Breadcrumb/ForumBreadcrumbBuilderBaseTest.php

@@ -92,16 +92,16 @@ public function testBuild() {
     $vocab_storage = $this->createMock('Drupal\Core\Entity\EntityStorageInterface');
     $vocab_storage->expects($this->any())
       ->method('load')
-      ->will($this->returnValueMap([
+      ->willReturnMap([
         ['forums', $prophecy->reveal()],
-      ]));
+      ]);
 
     $entity_type_manager = $this->createMock(EntityTypeManagerInterface::class);
     $entity_type_manager->expects($this->any())
       ->method('getStorage')
-      ->will($this->returnValueMap([
+      ->willReturnMap([
         ['taxonomy_vocabulary', $vocab_storage],
-      ]));
+      ]);
 
     $config_factory = $this->getConfigFactoryStub(
       [

core/tests/Drupal/Tests/Core/Access/AccessManagerTest.php

@@ -543,9 +543,9 @@ protected function setupAccessArgumentsResolverFactory($constraint = NULL) {
         $resolver = $this->createMock('Drupal\Component\Utility\ArgumentsResolverInterface');
         $resolver->expects($this->any())
           ->method('getArguments')
-          ->will($this->returnCallback(function ($callable) use ($route_match) {
+          ->willReturnCallback(function ($callable) use ($route_match) {
             return [$route_match->getRouteObject()];
-          }));
+          });
 
         return $resolver;
       });

core/tests/Drupal/Tests/Core/Entity/KeyValueStore/KeyValueEntityStorageTest.php

@@ -100,11 +100,11 @@ protected function setUp(): void {
   protected function setUpKeyValueEntityStorage($uuid_key = 'uuid') {
     $this->entityType->expects($this->atLeastOnce())
       ->method('getKey')
-      ->will($this->returnValueMap([
+      ->willReturnMap([
         ['id', 'id'],
         ['uuid', $uuid_key],
         ['langcode', 'langcode'],
-      ]));
+      ]);
     $this->entityType->expects($this->atLeastOnce())
       ->method('id')
       ->will($this->returnValue('test_entity_type'));