From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 netwerk/test/unit/test_redirect_loop.js | 86 +++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 netwerk/test/unit/test_redirect_loop.js

(limited to 'netwerk/test/unit/test_redirect_loop.js')

diff --git a/netwerk/test/unit/test_redirect_loop.js b/netwerk/test/unit/test_redirect_loop.js
new file mode 100644
index 0000000000..08ef96a2cb
--- /dev/null
+++ b/netwerk/test/unit/test_redirect_loop.js
@@ -0,0 +1,86 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
+
+/*
+ * This xpcshell test checks whether we detect infinite HTTP redirect loops.
+ * We check loops with "Location:" set to 1) full URI, 2) relative URI, and 3)
+ * empty Location header (which resolves to a relative link to the original
+ * URI when the original URI ends in a slash).
+ */
+
+var httpServer = new HttpServer();
+httpServer.start(-1);
+const PORT = httpServer.identity.primaryPort;
+
+var fullLoopPath = "/fullLoop";
+var fullLoopURI = "http://localhost:" + PORT + fullLoopPath;
+
+var relativeLoopPath = "/relativeLoop";
+var relativeLoopURI = "http://localhost:" + PORT + relativeLoopPath;
+
+// must use directory-style URI, so empty Location redirects back to self
+var emptyLoopPath = "/empty/";
+var emptyLoopURI = "http://localhost:" + PORT + emptyLoopPath;
+
+function make_channel(url, callback, ctx) {
+  return NetUtil.newChannel({ uri: url, loadUsingSystemPrincipal: true });
+}
+
+function fullLoopHandler(metadata, response) {
+  response.setStatusLine(metadata.httpVersion, 301, "Moved");
+  response.setHeader(
+    "Location",
+    "http://localhost:" + PORT + "/fullLoop",
+    false
+  );
+}
+
+function relativeLoopHandler(metadata, response) {
+  response.setStatusLine(metadata.httpVersion, 301, "Moved");
+  response.setHeader("Location", "relativeLoop", false);
+}
+
+function emptyLoopHandler(metadata, response) {
+  // Comrades!  We must seize power from the petty-bourgeois running dogs of
+  // httpd.js in order to reply with a blank Location header!
+  response.seizePower();
+  response.write("HTTP/1.0 301 Moved\r\n");
+  response.write("Location: \r\n");
+  response.write("Content-Length: 4\r\n");
+  response.write("\r\n");
+  response.write("oops");
+  response.finish();
+}
+
+function testFullLoop(request, buffer) {
+  Assert.equal(request.status, Cr.NS_ERROR_REDIRECT_LOOP);
+
+  var chan = make_channel(relativeLoopURI);
+  chan.asyncOpen(
+    new ChannelListener(testRelativeLoop, null, CL_EXPECT_FAILURE)
+  );
+}
+
+function testRelativeLoop(request, buffer) {
+  Assert.equal(request.status, Cr.NS_ERROR_REDIRECT_LOOP);
+
+  var chan = make_channel(emptyLoopURI);
+  chan.asyncOpen(new ChannelListener(testEmptyLoop, null, CL_EXPECT_FAILURE));
+}
+
+function testEmptyLoop(request, buffer) {
+  Assert.equal(request.status, Cr.NS_ERROR_REDIRECT_LOOP);
+
+  httpServer.stop(do_test_finished);
+}
+
+function run_test() {
+  httpServer.registerPathHandler(fullLoopPath, fullLoopHandler);
+  httpServer.registerPathHandler(relativeLoopPath, relativeLoopHandler);
+  httpServer.registerPathHandler(emptyLoopPath, emptyLoopHandler);
+
+  var chan = make_channel(fullLoopURI);
+  chan.asyncOpen(new ChannelListener(testFullLoop, null, CL_EXPECT_FAILURE));
+  do_test_pending();
+}
-- 
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