1 files changed, 23 insertions, 0 deletions
diff --git a/testing/web-platform/tests/navigation-api/navigate-event/intercept-history-pushState.html b/testing/web-platform/tests/navigation-api/navigate-event/intercept-history-pushState.html
new file mode 100644
index 0000000000..aad08b742e
--- /dev/null
+++ b/testing/web-platform/tests/navigation-api/navigate-event/intercept-history-pushState.html
@@ -0,0 +1,23 @@
+<!doctype html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+async_test(t => {
+  let start_length = history.length;
+  navigation.onnavigate = t.step_func(e => {
+    e.intercept({ handler: async () => {
+      await new Promise(r => t.step_timeout(r, 0));
+      t.step_timeout(t.step_func_done(() => {
+        assert_equals(location.hash, "#1");
+        assert_equals(history.state, "update");
+        assert_equals(history.length, start_length + 1);
+      }, 0));
+    }});
+  });
+
+  history.pushState("update", "", "#1");
+  assert_equals(location.hash, "#1");
+  assert_equals(history.state, "update");
+  assert_equals(history.length, start_length + 1);
+}, "event.intercept() should proceed if the given promise resolves");
+</script>