1 files changed, 41 insertions, 0 deletions
diff --git a/toolkit/components/remotebrowserutils/tests/browser/coop_header.sjs b/toolkit/components/remotebrowserutils/tests/browser/coop_header.sjs
new file mode 100644
index 0000000000..f2ae849df1
--- /dev/null
+++ b/toolkit/components/remotebrowserutils/tests/browser/coop_header.sjs
@@ -0,0 +1,41 @@
+function handleRequest(request, response)
+{
+  Components.utils.importGlobalProperties(["URLSearchParams"]);
+  let query = new URLSearchParams(request.queryString);
+
+  response.setStatusLine(request.httpVersion, 200, "OK");
+
+  let isDownloadPage = false;
+  let isDownloadFile = false;
+
+  query.forEach((value, name) => {
+    if (name === "downloadPage") {
+      isDownloadPage = true;
+    } else if (name === "downloadFile") {
+      isDownloadFile = true;
+    } else if (name ==  "coop") {
+      response.setHeader("Cross-Origin-Opener-Policy", unescape(value), false);
+    } else if (name == "coep") {
+      response.setHeader("Cross-Origin-Embedder-Policy", unescape(value), false);
+    }
+  });
+
+  let downloadHTML = "";
+  if (isDownloadPage) {
+    [
+     "no-coop", "same-origin", "same-origin-allow-popups",
+    ].forEach(coop => {
+      downloadHTML +=
+        '<a href="https://example.com/browser/toolkit/components/remotebrowserutils/tests/browser/coop_header.sjs?downloadFile&' +
+        (coop === "no-coop" ? "" : coop) + '" id="' + coop + '" download>' + unescape(coop) +  '</a> <br>';
+    });
+  }
+
+  if (isDownloadFile) {
+    response.setHeader("Content-Type", "application/octet-stream", false);
+    response.write("BINARY_DATA");
+  } else {
+    response.setHeader("Content-Type", "text/html; charset=utf-8", false);
+    response.write("<!DOCTYPE html><html><body><p>Hello world</p> " + downloadHTML + "</body></html>");
+  }
+}