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diff --git a/web/modules/contrib/ctools/tests/src/Kernel/TypedDataResolverTest.php b/web/modules/contrib/ctools/tests/src/Kernel/TypedDataResolverTest.php
new file mode 100644
index 000000000..c53c9c1f2
--- /dev/null
+++ b/web/modules/contrib/ctools/tests/src/Kernel/TypedDataResolverTest.php
@@ -0,0 +1,105 @@
+<?php
+
+namespace Drupal\Tests\ctools\Kernel;
+
+use Drupal\Core\Entity\ContentEntityInterface;
+use Drupal\Core\Plugin\Context\Context;
+use Drupal\Core\Plugin\Context\ContextDefinition;
+use Drupal\entity_test\Entity\EntityTest;
+use Drupal\KernelTests\KernelTestBase;
+use Drupal\user\Entity\User;
+
+/**
+ * @coversDefaultClass \Drupal\ctools\TypedDataResolver
+ *
+ * @group CTools
+ */
+class TypedDataResolverTest extends KernelTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['user', 'system', 'entity_test', 'ctools'];
+
+  /**
+   * @var \Drupal\ctools\TypedDataResolver
+   */
+  protected $typedDataResolver;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+
+    $this->installSchema('system', 'sequences');
+    $this->installEntitySchema('user');
+
+    $this->typedDataResolver = \Drupal::service('ctools.typed_data.resolver');
+  }
+
+  /**
+   * Tests context extraction from properties.
+   */
+  public function testGetContextFromProperty() {
+    // Create a user and test entity to extract context from.
+    $user = User::create(['uid' => 2, 'name' => 'username', 'mail' => 'mail@example.org']);
+    $user->enforceIsNew(TRUE);
+    $user->save();
+    $entity_test = EntityTest::create(['user_id' => $user->id(), 'name' => 'Test name']);
+
+    // Test the language property.
+    $property_context = $this->assertPropertyPath($entity_test, 'langcode:language', 'language');
+    $this->assertEquals('en', $property_context->getContextValue()->getId());
+
+    // Test the reference to the user.
+    $property_context = $this->assertPropertyPath($entity_test, 'user_id:entity', 'entity:user');
+    $this->assertEquals($user->id(), $property_context->getContextValue()->id());
+
+    // Test the reference to the name.
+    $property_context = $this->assertPropertyPath($entity_test, 'name:value', 'string');
+    $this->assertEquals('Test name', $property_context->getContextValue());
+
+    // Test explicitly specifying the delta.
+    $property_context = $this->assertPropertyPath($entity_test, 'name:0:value', 'string');
+    $this->assertEquals('Test name', $property_context->getContextValue());
+
+    // Test following the reference.
+    $property_context = $this->assertPropertyPath($entity_test, 'user_id:entity:mail:value', 'email');
+    $this->assertEquals('mail@example.org', $property_context->getContextValue());
+  }
+
+  /**
+   * Asserts that a context for the given property path can be derived.
+   *
+   * @param \Drupal\Core\Entity\ContentEntityInterface $entity
+   *   The entity to test with.
+   * @param $property_path
+   *   The property path to look for.
+   * @param $expected_data_type
+   *   The expected data type.
+   *
+   * @return \Drupal\Core\Plugin\Context\ContextInterface
+   *   The context with a value.
+   */
+  protected function assertPropertyPath(ContentEntityInterface $entity, $property_path, $expected_data_type)  {
+    $typed_data_entity = $entity->getTypedData();
+    $context_definition = new ContextDefinition($typed_data_entity->getDataDefinition()->getDataType());
+    $context_with_value = new Context($context_definition, $typed_data_entity);
+    $context_without_value = new Context($context_definition);
+
+    // Test the context without value.
+    $property_context = $this->typedDataResolver->getContextFromProperty($property_path, $context_without_value);
+    $this->assertEquals($expected_data_type, $property_context->getContextDefinition()->getDataType());
+
+    // Test the context with value.
+    $property_context = $this->typedDataResolver->getContextFromProperty($property_path, $context_with_value);
+    $this->assertEquals($expected_data_type, $property_context->getContextDefinition()->getDataType());
+
+    // Return the context with value so it can be asserted.
+    return $property_context;
+  }
+
+}