1 files changed, 43 insertions, 0 deletions
diff --git a/testing/web-platform/tests/navigation-api/navigation-methods/traverseTo-same-document.html b/testing/web-platform/tests/navigation-api/navigation-methods/traverseTo-same-document.html
new file mode 100644
index 0000000000..1a32bce99c
--- /dev/null
+++ b/testing/web-platform/tests/navigation-api/navigation-methods/traverseTo-same-document.html
@@ -0,0 +1,43 @@
+<!doctype html>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script>
+async_test(t => {
+  // Wait for after the load event so that the navigation doesn't get converted
+  // into a replace navigation.
+  window.onload = () => t.step_timeout(() => {
+    assert_equals(navigation.entries().length, 1);
+
+    let onnavigate_count = 0;
+    navigation.onnavigate = () => onnavigate_count++;
+
+    let key = navigation.currentEntry.key;
+    navigation.navigate("#").committed
+      .then(t.step_func(() => {
+        assert_equals(navigation.entries().length, 2);
+        assert_equals(navigation.currentEntry, navigation.entries()[1]);
+        assert_not_equals(key, navigation.currentEntry.key);
+        return navigation.traverseTo(key).committed;
+      }))
+      .then(t.step_func(() => {
+        assert_equals(navigation.entries().length, 2);
+        assert_equals(navigation.currentEntry, navigation.entries()[0]);
+        assert_equals(key, navigation.currentEntry.key);
+        assert_true(navigation.canGoForward);
+        return navigation.forward().committed;
+      }))
+      .then(t.step_func(() => {
+        assert_equals(navigation.entries().length, 2);
+        assert_equals(navigation.currentEntry, navigation.entries()[1]);
+        assert_true(navigation.canGoBack);
+        return navigation.back().committed;
+      }))
+      .then(t.step_func_done(() => {
+        assert_equals(navigation.entries().length, 2);
+        assert_equals(navigation.currentEntry, navigation.entries()[0]);
+        assert_equals(key, navigation.currentEntry.key);
+        assert_equals(onnavigate_count, 4);
+      }));
+  }, 0);
+}, "same-document navigate.traverseTo(), back(), and forward()");
+</script>