1 files changed, 27 insertions, 0 deletions
diff --git a/testing/web-platform/tests/navigation-api/navigation-methods/traverseTo-multiple-steps.html b/testing/web-platform/tests/navigation-api/navigation-methods/traverseTo-multiple-steps.html
new file mode 100644
index 0000000000..24cf028184
--- /dev/null
+++ b/testing/web-platform/tests/navigation-api/navigation-methods/traverseTo-multiple-steps.html
@@ -0,0 +1,27 @@
+<!doctype html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+promise_test(async t => {
+  let start_length = navigation.entries().length;
+  let start_index = navigation.currentEntry.index;
+  // 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));
+  assert_equals(navigation.entries().length, start_length);
+  let key0 = navigation.currentEntry.key;
+  await navigation.navigate("#1").committed;
+  await navigation.navigate("#2").committed;
+  let key2 = navigation.currentEntry.key;
+  assert_equals(navigation.entries().length, start_length + 2);
+
+  await navigation.traverseTo(key0).committed;
+  assert_equals(navigation.entries().length, start_length + 2);
+  assert_equals(navigation.currentEntry, navigation.entries()[start_index]);
+  assert_equals(key0, navigation.currentEntry.key);
+  await navigation.traverseTo(key2).committed;
+  assert_equals(navigation.entries().length, start_length + 2);
+  assert_equals(navigation.currentEntry, navigation.entries()[start_index+2]);
+  assert_equals(key2, navigation.currentEntry.key);
+}, "goto() can precisely traverse multiple steps in the joint session history");
+</script>