1 files changed, 104 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_bug510359.js b/netwerk/test/unit/test_bug510359.js
new file mode 100644
index 0000000000..a273cc4710
--- /dev/null
+++ b/netwerk/test/unit/test_bug510359.js
@@ -0,0 +1,104 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.importESModule(
+  "resource://testing-common/httpd.sys.mjs"
+);
+
+var httpserver = new HttpServer();
+var index = 0;
+var tests = [
+  { url: "/bug510359", server: "0", expected: "0" },
+  { url: "/bug510359", server: "1", expected: "1" },
+];
+
+function setupChannel(suffix, value) {
+  var chan = NetUtil.newChannel({
+    uri: "http://localhost:" + httpserver.identity.primaryPort + suffix,
+    loadUsingSystemPrincipal: true,
+  });
+  var httpChan = chan.QueryInterface(Ci.nsIHttpChannel);
+  httpChan.requestMethod = "GET";
+  httpChan.setRequestHeader("x-request", value, false);
+  httpChan.setRequestHeader("Cookie", "c=" + value, false);
+  return httpChan;
+}
+
+function triggerNextTest() {
+  var channel = setupChannel(tests[index].url, tests[index].server);
+  channel.asyncOpen(new ChannelListener(checkValueAndTrigger, null));
+}
+
+function checkValueAndTrigger(request, data, ctx) {
+  Assert.equal(tests[index].expected, data);
+
+  if (index < tests.length - 1) {
+    index++;
+    triggerNextTest();
+  } else {
+    httpserver.stop(do_test_finished);
+  }
+}
+
+function run_test() {
+  httpserver.registerPathHandler("/bug510359", handler);
+  httpserver.start(-1);
+
+  // clear cache
+  evict_cache_entries();
+
+  triggerNextTest();
+
+  do_test_pending();
+}
+
+function handler(metadata, response) {
+  try {
+    metadata.getHeader("If-Modified-Since");
+    response.setStatusLine(metadata.httpVersion, 500, "Failed");
+    var msg = "Client should not set If-Modified-Since header";
+    response.bodyOutputStream.write(msg, msg.length);
+  } catch (ex) {
+    response.setStatusLine(metadata.httpVersion, 200, "Ok");
+    response.setHeader("Content-Type", "text/plain", false);
+    response.setHeader("Last-Modified", getDateString(-1), false);
+    response.setHeader("Vary", "Cookie", false);
+    var body = metadata.getHeader("x-request");
+    response.bodyOutputStream.write(body, body.length);
+  }
+}
+
+function getDateString(yearDelta) {
+  var months = [
+    "Jan",
+    "Feb",
+    "Mar",
+    "Apr",
+    "May",
+    "Jun",
+    "Jul",
+    "Aug",
+    "Sep",
+    "Oct",
+    "Nov",
+    "Dec",
+  ];
+  var days = ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"];
+
+  var d = new Date();
+  return (
+    days[d.getUTCDay()] +
+    ", " +
+    d.getUTCDate() +
+    " " +
+    months[d.getUTCMonth()] +
+    " " +
+    (d.getUTCFullYear() + yearDelta) +
+    " " +
+    d.getUTCHours() +
+    ":" +
+    d.getUTCMinutes() +
+    ":" +
+    d.getUTCSeconds() +
+    " UTC"
+  );
+}