core/modules/page_cache/src/Tests/PageCacheTest.php               | 6 ++++++
 .../tests/modules/page_cache_test/page_cache_test.routing.yml     | 8 ++++++++
 2 files changed, 14 insertions(+)

diff --git a/core/modules/page_cache/src/Tests/PageCacheTest.php b/core/modules/page_cache/src/Tests/PageCacheTest.php
index 2c74dae..aae6c61 100644
--- a/core/modules/page_cache/src/Tests/PageCacheTest.php
+++ b/core/modules/page_cache/src/Tests/PageCacheTest.php
@@ -534,6 +534,12 @@ public function testStreamedResponses() {
     $this->assertIdentical('MISS', $this->drupalGetHeader('X-Drupal-Cache'));
     $this->drupalGet(Url::fromRoute('page_cache_test.streamed_response_interface.tracked'));
     $this->assertIdentical('HIT', $this->drupalGetHeader('X-Drupal-Cache'));
+    // Except when a response policy says it cannot be cached by PageCache, such
+    // as \Drupal\Core\PageCache\ResponsePolicy\DenyNoCacheRoutes.
+    $this->drupalGet(Url::fromRoute('page_cache_test.streamed_response_interface.tracked.no_cache'));
+    $this->assertFalse($this->drupalGetHeader('X-Drupal-Cache'), 'Drupal page cache header not found.');
+    $this->drupalGet(Url::fromRoute('page_cache_test.streamed_response_interface.tracked.no_cache'));
+    $this->assertFalse($this->drupalGetHeader('X-Drupal-Cache'), 'Drupal page cache header not found.');
   }
 
 }
diff --git a/core/modules/page_cache/tests/modules/page_cache_test/page_cache_test.routing.yml b/core/modules/page_cache/tests/modules/page_cache_test/page_cache_test.routing.yml
index 5f72632..d1e4baf 100644
--- a/core/modules/page_cache/tests/modules/page_cache_test/page_cache_test.routing.yml
+++ b/core/modules/page_cache/tests/modules/page_cache_test/page_cache_test.routing.yml
@@ -17,3 +17,11 @@ page_cache_test.streamed_response_interface.tracked:
     _controller: '\Drupal\page_cache_test\PageCacheTestController::streamedResponseInterfaceTracked'
   requirements:
     _access: 'TRUE'
+page_cache_test.streamed_response_interface.tracked.no_cache:
+  path: '/page_cache_test/streamed_response_interface/tracked/nocache'
+  defaults:
+    _controller: '\Drupal\page_cache_test\PageCacheTestController::streamedResponseInterfaceTracked'
+  requirements:
+    _access: 'TRUE'
+  options:
+    no_cache: TRUE