1 files changed, 34 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/xpcshell/data/file_page_xhr.html b/toolkit/components/extensions/test/xpcshell/data/file_page_xhr.html
new file mode 100644
index 0000000000..387b5285f5
--- /dev/null
+++ b/toolkit/components/extensions/test/xpcshell/data/file_page_xhr.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+</head>
+<body>
+
+<script>
+"use strict";
+
+addEventListener("message", async function(event) {
+  const url = new URL("/return_headers.sjs", location).href;
+
+  const webpageFetchResult = await fetch(url).then(res => res.json());
+  const webpageXhrResult = await new Promise(resolve => {
+    const req = new XMLHttpRequest();
+    req.open("GET", url);
+    req.addEventListener("load", () => resolve(JSON.parse(req.responseText)),
+                         {once: true});
+    req.addEventListener("error", () => resolve({error: "webpage xhr failed to complete"}),
+                         {once: true});
+    req.send();
+  });
+
+  postMessage({
+    type: "testPageGlobals",
+    webpageFetchResult,
+    webpageXhrResult,
+  }, "*");
+}, {once: true});
+</script>
+
+</body>
+</html>