1 files changed, 60 insertions, 0 deletions
diff --git a/testing/web-platform/tests/navigation-api/ordering-and-transition/location-href-intercept-reentrant.html b/testing/web-platform/tests/navigation-api/ordering-and-transition/location-href-intercept-reentrant.html
new file mode 100644
index 0000000000..3fabf52bfb
--- /dev/null
+++ b/testing/web-platform/tests/navigation-api/ordering-and-transition/location-href-intercept-reentrant.html
@@ -0,0 +1,60 @@
+<!doctype html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<meta name="variant" content="">
+<meta name="variant" content="?currententrychange">
+
+<script type="module">
+import { Recorder, hasVariant } from "./resources/helpers.mjs";
+
+promise_test(async t => {
+  // Wait for after the load event so that the navigation doesn't get converted
+  // into a replace navigation.
+  await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0));
+
+  const from = navigation.currentEntry;
+  let firstNavigate = true;
+
+  const recorder = new Recorder({
+    skipCurrentChange: !hasVariant("currententrychange"),
+    finalExpectedEvent: "transition.finished fulfilled"
+  });
+
+  recorder.setUpNavigationAPIListeners();
+
+  navigation.addEventListener("navigate", e => {
+    e.intercept({ handler() {
+      recorder.record("handler run");
+      return new Promise(resolve => t.step_timeout(resolve, 2));
+    }});
+
+    if (firstNavigate) {
+      firstNavigate = false;
+
+      location.href = "/common/blank.html#2";
+    }
+  });
+
+  location.href = "/common/blank.html#1";
+
+  Promise.resolve().then(() => recorder.record("promise microtask"));
+
+  await recorder.readyToAssert;
+
+  recorder.assert([
+    /* event name, location.hash value, navigation.transition properties */
+    ["navigate", "", null],
+    ["AbortSignal abort", "", null],
+    ["navigateerror", "", null],
+
+    ["navigate", "", null],
+    ["currententrychange", "#2", { from, navigationType: "push" }],
+    ["handler run", "#2", { from, navigationType: "push" }],
+    ["promise microtask", "#2", { from, navigationType: "push" }],
+    ["navigatesuccess", "#2", { from, navigationType: "push" }],
+    ["transition.finished fulfilled", "#2", null]
+  ]);
+
+  recorder.assertErrorsAreAbortErrors();
+}, "event and promise ordering for the location.href setter intercepted by intercept() where we set location.href again inside the navigate handler");
+</script>