diff --git a/dom/security/test/https-first/file_multiple_redirection.sjs b/dom/security/test/https-first/file_multiple_redirection.sjs
new file mode 100644
index 000000000000..49098ccdb7e5
--- /dev/null
+++ b/dom/security/test/https-first/file_multiple_redirection.sjs
@@ -0,0 +1,87 @@
+"use strict";
+
+// redirection uri
+const REDIRECT_URI =
+ "https://example.com/tests/dom/security/test/https-first/file_multiple_redirection.sjs?redirect";
+const REDIRECT_URI_HTTP =
+ "http://example.com/tests/dom/security/test/https-first/file_multiple_redirection.sjs?verify";
+const REDIRECT_URI_HTTPS =
+ "https://example.com/tests/dom/security/test/https-first/file_multiple_redirection.sjs?verify";
+
+const RESPONSE_ERROR = "unexpected-query";
+
+// An onload postmessage to window opener
+const RESPONSE_HTTPS_SCHEME = `
+
+
+
+
+ `;
+
+const RESPONSE_HTTP_SCHEME = `
+
+
+
+
+ `;
+
+function sendRedirection(query, response) {
+ // send a redirection to an http uri
+ if (query.includes("test1")) {
+ response.setHeader("Location", REDIRECT_URI_HTTP, false);
+ return;
+ }
+ // send a redirection to an https uri
+ if (query.includes("test2")) {
+ response.setHeader("Location", REDIRECT_URI_HTTPS, false);
+ return;
+ }
+ // send a redirection to an http uri with hsts header
+ if (query.includes("test3")) {
+ response.setHeader("Strict-Transport-Security", "max-age=60");
+ response.setHeader("Location", REDIRECT_URI_HTTP, false);
+ }
+}
+
+function handleRequest(request, response) {
+ response.setHeader("Cache-Control", "no-cache", false);
+ const query = request.queryString;
+
+ // if the query contains a test query start first test
+ if (query.startsWith("test")) {
+ // send a 302 redirection
+ response.setStatusLine(request.httpVersion, 302, "Found");
+ response.setHeader("Location", REDIRECT_URI + query, false);
+ return;
+ }
+ // Send a redirection
+ if (query.includes("redirect")) {
+ response.setStatusLine(request.httpVersion, 302, "Found");
+ sendRedirection(query, response);
+ return;
+ }
+ // Reset the HSTS policy, prevent influencing other tests
+ if (request.queryString === "reset") {
+ response.setHeader("Strict-Transport-Security", "max-age=0");
+ let response_content =
+ request.scheme === "https" ? RESPONSE_HTTPS_SCHEME : RESPONSE_HTTP_SCHEME;
+ response.setStatusLine(request.httpVersion, 200, "OK");
+ response.write(response_content);
+ }
+ // Check if scheme is http:// or https://
+ if (query == "verify") {
+ let response_content =
+ request.scheme === "https" ? RESPONSE_HTTPS_SCHEME : RESPONSE_HTTP_SCHEME;
+ response.setStatusLine(request.httpVersion, 200, "OK");
+ response.write(response_content);
+ return;
+ }
+
+ // We should never get here, but just in case ...
+ response.setStatusLine(request.httpVersion, 500, "OK");
+ response.write("unexepcted query");
+}
diff --git a/dom/security/test/https-first/mochitest.ini b/dom/security/test/https-first/mochitest.ini
index 8f8907d57578..6e8b85dd3f85 100644
--- a/dom/security/test/https-first/mochitest.ini
+++ b/dom/security/test/https-first/mochitest.ini
@@ -26,6 +26,9 @@ support-files= file_referrer_policy.sjs
[test_break_endless_upgrade_downgrade_loop.html]
support-files =
file_break_endless_upgrade_downgrade_loop.sjs
+[test_multiple_redirection.html]
+support-files =
+ file_multiple_redirection.sjs
[test_form_submission.html]
support-files =
file_form_submission.sjs
diff --git a/dom/security/test/https-first/test_multiple_redirection.html b/dom/security/test/https-first/test_multiple_redirection.html
new file mode 100644
index 000000000000..d631f140e6c7
--- /dev/null
+++ b/dom/security/test/https-first/test_multiple_redirection.html
@@ -0,0 +1,76 @@
+
+
+
+
+
+ HTTPS-First-Mode - Test for multiple redirections
+
+
+
+
+
+
+
+
+