2 files changed, 26 insertions, 0 deletions
diff --git a/testing/web-platform/tests/domxpath/resources/empty-document.html b/testing/web-platform/tests/domxpath/resources/empty-document.html
new file mode 100644
index 0000000000..b9cd130a07
--- /dev/null
+++ b/testing/web-platform/tests/domxpath/resources/empty-document.html
@@ -0,0 +1,3 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<body>
diff --git a/testing/web-platform/tests/domxpath/resources/invalid_namespace_test.js b/testing/web-platform/tests/domxpath/resources/invalid_namespace_test.js
new file mode 100644
index 0000000000..8b934eff4e
--- /dev/null
+++ b/testing/web-platform/tests/domxpath/resources/invalid_namespace_test.js
@@ -0,0 +1,23 @@
+"use strict";
+setup({ allow_uncaught_exception: true });
+
+const invalid_namespace_test = (t, resolver, resolverWindow = window) => {
+  const result = new Promise((resolve, reject) => {
+    const handler = event => {
+      reject(event.error);
+    };
+
+    resolverWindow.addEventListener("error", handler);
+    t.add_cleanup(() => {
+      resolverWindow.removeEventListener("error", handler);
+    });
+
+    t.step_timeout(resolve, 0);
+  });
+
+  assert_throws_dom("NAMESPACE_ERR", () => {
+    document.evaluate("/foo:bar", document.documentElement, resolver);
+  });
+
+  return result;
+};