--- /dev/null
+<?php
+
+namespace Drupal\KernelTests\Core\Test;
+
+use Drupal\KernelTests\KernelTestBase;
+use Drupal\deprecation_test\Deprecation\FixtureDeprecatedClass;
+
+/**
+ * Test how kernel tests interact with deprecation errors.
+ *
+ * @group Test
+ * @group legacy
+ */
+class PhpUnitBridgeTest extends KernelTestBase {
+
+ public static $modules = ['deprecation_test'];
+
+ /**
+ * @expectedDeprecation Drupal\deprecation_test\Deprecation\FixtureDeprecatedClass is deprecated.
+ */
+ public function testDeprecatedClass() {
+ $deprecated = new FixtureDeprecatedClass();
+ $this->assertEquals('test', $deprecated->testFunction());
+ }
+
+ /**
+ * @expectedDeprecation This is the deprecation message for deprecation_test_function().
+ */
+ public function testDeprecatedFunction() {
+ $this->assertEquals('known_return_value', \deprecation_test_function());
+ }
+
+}