new file mode 100644
--- /dev/null
+++ b/testing/web-platform/tests/background-fetch/abort.https.window.js
@@ -0,0 +1,50 @@
+// META: script=/service-workers/service-worker/resources/test-helpers.sub.js
+// META: script=resources/utils.js
+'use strict';
+
+// Covers basic functionality provided by BackgroundFetchManager.abort().
+// https://wicg.github.io/background-fetch/#background-fetch-registration-abort
+
+backgroundFetchTest(async (test, backgroundFetch) => {
+  const registration = await backgroundFetch.fetch(
+      uniqueId(),
+      ['resources/feature-name.txt', '/serviceworker/resources/slow-response.php']);
+
+  assert_true(await registration.abort());
+  assert_false(await registration.abort());
+
+}, 'Aborting the same registration twice fails');
+
+backgroundFetchTest(async (test, backgroundFetch) => {
+  const registration = await backgroundFetch.fetch(
+      uniqueId(),
+      ['resources/feature-name.txt', '/serviceworker/resources/slow-response.php']);
+  const resultPromise = getMessageFromServiceWorker();
+
+  await new Promise(resolve => {
+    registration.onprogress = async (e) => {
+      // The size of the first file.
+      if (e.target.downloaded < 16)
+        return;
+
+      // At this point the first file is downloaded.
+
+      assert_true(await registration.abort());
+
+      const {type, eventRegistration, results} = await resultPromise;
+
+      assert_equals(eventRegistration.result, 'failure');
+      assert_equals(eventRegistration.failureReason, 'aborted');
+
+      assert_equals(type, 'backgroundfetchabort');
+      assert_equals(results.length, 1);
+
+      assert_true(results[0].url.includes('resources/feature-name.txt'));
+      assert_equals(results[0].status, 200);
+      assert_equals(results[0].text, 'Background Fetch');
+
+      resolve();
+    };
+  });
+
+}, 'Calling BackgroundFetchRegistration.abort sets the correct fields and responses are still available');
\ No newline at end of file

--- a/testing/web-platform/tests/background-fetch/service_workers/sw.js
+++ b/testing/web-platform/tests/background-fetch/service_workers/sw.js
@@ -22,8 +22,9 @@ function handleBackgroundFetchUpdateEven
         const registrationCopy = cloneRegistration(event.registration);
         sendMessageToDocument(
           { type: event.type, eventRegistration: registrationCopy, results })
       }));
 }
 
 self.addEventListener('backgroundfetchsuccess', handleBackgroundFetchUpdateEvent);
 self.addEventListener('backgroundfetchfail', handleBackgroundFetchUpdateEvent);
+self.addEventListener('backgroundfetchabort', handleBackgroundFetchUpdateEvent);