only in patch2:
unchanged:
--- /dev/null
+++ b/core/profiles/testing_inherited_standard/testing_inherited_standard.info.yml
@@ -0,0 +1,13 @@
+name: Testing Inherited Standard
+type: profile
+description: 'Profile for testing base profile inheritance.'
+version: VERSION
+core: 8.x
+hidden: true
+
+base profile: standard
+
+install: []
+
+themes:
+  - bartik
only in patch2:
unchanged:
--- /dev/null
+++ b/core/profiles/testing_inherited_standard/tests/src/Functional/InheritedProfileTest.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace Drupal\Tests\testing_inherited_standard\Functional;
+
+use Drupal\FunctionalTests\Installer\InstallerTestBase;
+
+/**
+ * Tests installing from an inherited standard profile.
+ *
+ * @group profiles
+ */
+class InheritedProfileTest extends InstallerTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $profile = 'testing_inherited_standard';
+
+  /**
+   * Tests inherited installation profile.
+   */
+  public function testInheritedProfile() {
+    // Do nothing, simply install this profile.
+  }
+
+}