1 files changed, 87 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_bug528292.js b/netwerk/test/unit/test_bug528292.js
new file mode 100644
index 0000000000..84449aff71
--- /dev/null
+++ b/netwerk/test/unit/test_bug528292.js
@@ -0,0 +1,87 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.importESModule(
+  "resource://testing-common/httpd.sys.mjs"
+);
+
+const sentCookieVal = "foo=bar";
+const responseBody = "response body";
+
+ChromeUtils.defineLazyGetter(this, "baseURL", function () {
+  return "http://localhost:" + httpServer.identity.primaryPort;
+});
+
+const preRedirectPath = "/528292/pre-redirect";
+
+ChromeUtils.defineLazyGetter(this, "preRedirectURL", function () {
+  return baseURL + preRedirectPath;
+});
+
+const postRedirectPath = "/528292/post-redirect";
+
+ChromeUtils.defineLazyGetter(this, "postRedirectURL", function () {
+  return baseURL + postRedirectPath;
+});
+
+var httpServer = null;
+var receivedCookieVal = null;
+
+function preRedirectHandler(metadata, response) {
+  response.setStatusLine(metadata.httpVersion, 302, "Found");
+  response.setHeader("Location", postRedirectURL, false);
+}
+
+function postRedirectHandler(metadata, response) {
+  receivedCookieVal = metadata.getHeader("Cookie");
+  response.setHeader("Content-Type", "text/plain");
+  response.bodyOutputStream.write(responseBody, responseBody.length);
+}
+
+function inChildProcess() {
+  return Services.appinfo.processType != Ci.nsIXULRuntime.PROCESS_TYPE_DEFAULT;
+}
+
+add_task(async () => {
+  // Start the HTTP server.
+  httpServer = new HttpServer();
+  httpServer.registerPathHandler(preRedirectPath, preRedirectHandler);
+  httpServer.registerPathHandler(postRedirectPath, postRedirectHandler);
+  httpServer.start(-1);
+
+  if (!inChildProcess()) {
+    // Disable third-party cookies in general.
+    Services.prefs.setIntPref("network.cookie.cookieBehavior", 1);
+    Services.prefs.setBoolPref(
+      "network.cookieJarSettings.unblocked_for_testing",
+      true
+    );
+  }
+
+  // Set up a channel with forceAllowThirdPartyCookie set to true.  We'll use
+  // the channel both to set a cookie and then to load the pre-redirect URI.
+  var chan = NetUtil.newChannel({
+    uri: preRedirectURL,
+    loadUsingSystemPrincipal: true,
+  })
+    .QueryInterface(Ci.nsIHttpChannel)
+    .QueryInterface(Ci.nsIHttpChannelInternal);
+  chan.forceAllowThirdPartyCookie = true;
+
+  // Set a cookie on one of the URIs.  It doesn't matter which one, since
+  // they're both from the same host, which is enough for the cookie service
+  // to send the cookie with both requests.
+  var postRedirectURI = Services.io.newURI(postRedirectURL);
+
+  await CookieXPCShellUtils.setCookieToDocument(
+    postRedirectURI.spec,
+    sentCookieVal
+  );
+
+  // Load the pre-redirect URI.
+  await new Promise(resolve => {
+    chan.asyncOpen(new ChannelListener(resolve, null));
+  });
+
+  Assert.equal(receivedCookieVal, sentCookieVal);
+  httpServer.stop(do_test_finished);
+});