1 files changed, 49 insertions, 0 deletions
diff --git a/dom/base/test/unit/test_xhr_document.js b/dom/base/test/unit/test_xhr_document.js
new file mode 100644
index 0000000000..7c8c1eda69
--- /dev/null
+++ b/dom/base/test/unit/test_xhr_document.js
@@ -0,0 +1,49 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var { HttpServer } = ChromeUtils.importESModule(
+  "resource://testing-common/httpd.sys.mjs"
+);
+
+var server = new HttpServer();
+server.start(-1);
+
+var docbody =
+  '<html xmlns="http://www.w3.org/1999/xhtml"><head></head><body></body></html>';
+
+function handler(metadata, response) {
+  var { NetUtil } = ChromeUtils.importESModule(
+    "resource://gre/modules/NetUtil.sys.mjs"
+  );
+
+  let body = NetUtil.readInputStreamToString(
+    metadata.bodyInputStream,
+    metadata.bodyInputStream.available()
+  );
+  response.setStatusLine(metadata.httpVersion, 200, "OK");
+  response.write(body, body.length);
+}
+
+function run_test() {
+  do_test_pending();
+  server.registerPathHandler("/foo", handler);
+
+  var parser = new DOMParser();
+  let doc = parser.parseFromString(docbody, "text/html");
+  let xhr = new XMLHttpRequest();
+  xhr.onload = function () {
+    Assert.equal(xhr.responseText, docbody);
+    server.stop(do_test_finished);
+  };
+  xhr.onerror = function () {
+    Assert.equal(false, false);
+    server.stop(do_test_finished);
+  };
+  xhr.open(
+    "POST",
+    "http://localhost:" + server.identity.primaryPort + "/foo",
+    true
+  );
+  xhr.send(doc);
+}