1 files changed, 53 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/fetch-later/activate-after.tentative.https.window.js b/testing/web-platform/tests/fetch/fetch-later/activate-after.tentative.https.window.js
new file mode 100644
index 0000000000..18b368066b
--- /dev/null
+++ b/testing/web-platform/tests/fetch/fetch-later/activate-after.tentative.https.window.js
@@ -0,0 +1,53 @@
+// META: script=/common/dispatcher/dispatcher.js
+// META: script=/common/get-host-info.sub.js
+// META: script=/common/utils.js
+// META: script=/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js
+// META: script=/html/browsers/browsing-the-web/back-forward-cache/resources/rc-helper.js
+// META: script=/pending-beacon/resources/pending_beacon-helper.js
+
+'use strict';
+
+parallelPromiseTest(async t => {
+  const uuid = token();
+  const url = generateSetBeaconURL(uuid);
+
+  // Loads an iframe that creates a fetchLater request w/ short timeout.
+  const iframe = await loadScriptAsIframe(`
+    fetchLater("${url}", {activateAfter: 1000});  // 1s
+  `);
+  // Deletes the iframe to trigger deferred request sending.
+  document.body.removeChild(iframe);
+
+  // The iframe should have sent all requests.
+  await expectBeacon(uuid, {count: 1});
+}, 'fetchLater() sends out based on activateAfter.');
+
+parallelPromiseTest(async t => {
+  const uuid = token();
+  const url = generateSetBeaconURL(uuid);
+  // Sets no option to test the default behavior when a document enters BFCache.
+  const helper = new RemoteContextHelper();
+  // Opens a window with noopener so that BFCache will work.
+  const rc1 = await helper.addWindow(
+      /*config=*/ null, /*options=*/ {features: 'noopener'});
+
+  // Creates a fetchLater request with short timeout. It should be sent out
+  // even if the document is then put into BFCache.
+  await rc1.executeScript(url => {
+    fetchLater(url, {activateAfter: 1000});  // 1s.
+    // Add a pageshow listener to stash the BFCache event.
+    window.addEventListener('pageshow', e => {
+      window.pageshowEvent = e;
+    });
+  }, [url]);
+  // Navigates away to let page enter BFCache.
+  const rc2 = await rc1.navigateToNew();
+  // Navigate back.
+  await rc2.historyBack();
+  // Verify that the page was BFCached.
+  assert_true(await rc1.executeScript(() => {
+    return window.pageshowEvent.persisted;
+  }));
+
+  await expectBeacon(uuid, {count: 1});
+}, 'fetchLater() sends out based on activateAfter, even if document is in BFCache.');