1 files changed, 116 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_bug490095.js b/netwerk/test/unit/test_bug490095.js
new file mode 100644
index 0000000000..8b588b1a8a
--- /dev/null
+++ b/netwerk/test/unit/test_bug490095.js
@@ -0,0 +1,116 @@
+//
+// Verify that the VALIDATE_NEVER and LOAD_FROM_CACHE flags override
+// heuristic query freshness as defined in RFC 2616 section 13.9
+//
+
+Cu.import("resource://testing-common/httpd.js");
+Cu.import("resource://gre/modules/NetUtil.jsm");
+
+var httpserver = new HttpServer();
+var index = 0;
+var tests = [
+    {url: "/freshness?a", server: "0", expected: "0"},
+    {url: "/freshness?a", server: "1", expected: "1"},
+
+    // Setting the VALIDATE_NEVER flag should grab entry from cache
+    {url: "/freshness?a", server: "2", expected: "1",
+     flags: Components.interfaces.nsIRequest.VALIDATE_NEVER },
+
+    // Finally, check that request is validated with no flags set
+    {url: "/freshness?a", server: "99", expected: "99"},
+    
+    {url: "/freshness?b", server: "0", expected: "0"},
+    {url: "/freshness?b", server: "1", expected: "1"},
+
+    // Setting the LOAD_FROM_CACHE flag also grab the entry from cache
+    {url: "/freshness?b", server: "2", expected: "1",
+     flags: Components.interfaces.nsIRequest.LOAD_FROM_CACHE },
+
+    // Finally, check that request is validated with no flags set
+    {url: "/freshness?b", server: "99", expected: "99"},
+
+];
+
+function logit(i, data) {
+    dump(tests[i].url + "\t requested [" + tests[i].server + "]" +
+         " got [" + data + "] expected [" + tests[i].expected + "]");
+    if (tests[i].responseheader)
+        dump("\t[" + tests[i].responseheader + "]");
+    dump("\n");
+}
+
+function setupChannel(suffix, value) {
+    var chan = NetUtil.newChannel({
+        uri: "http://localhost:" + httpserver.identity.primaryPort + suffix,
+        loadUsingSystemPrincipal: true
+    });
+    var httpChan = chan.QueryInterface(Components.interfaces.nsIHttpChannel);
+    httpChan.requestMethod = "GET";
+    httpChan.setRequestHeader("x-request", value, false);
+    return httpChan;
+}
+
+function triggerNextTest() {
+    var test = tests[index];
+    var channel = setupChannel(test.url, test.server);
+    if (test.flags) channel.loadFlags = test.flags;
+    channel.asyncOpen2(new ChannelListener(checkValueAndTrigger, null));
+}
+
+function checkValueAndTrigger(request, data, ctx) {
+    logit(index, data);
+    do_check_eq(tests[index].expected, data);
+
+    if (index < tests.length-1) {
+        index++;
+        // this call happens in onStopRequest from the channel, and opening a
+        // new channel to the same url here is no good idea...  post it instead
+        do_timeout(1, triggerNextTest);
+    } else {
+        httpserver.stop(do_test_finished);
+    }
+}
+
+function run_test() {
+    httpserver.registerPathHandler("/freshness", handler);
+    httpserver.start(-1);
+
+    // clear cache
+    evict_cache_entries();
+
+    triggerNextTest();
+
+    do_test_pending();
+}
+
+function handler(metadata, response) {
+    var body = metadata.getHeader("x-request");
+    response.setHeader("Content-Type", "text/plain", false);
+    response.setHeader("Date", getDateString(0), false);
+    response.setHeader("Cache-Control", "max-age=0", false);
+    
+    var header = tests[index].responseheader;
+    if (header == null) {
+        response.setHeader("Last-Modified", getDateString(-1), false);
+    } else {
+        var splitHdr = header.split(": ");
+        response.setHeader(splitHdr[0], splitHdr[1], false);
+    }
+    
+    response.setStatusLine(metadata.httpVersion, 200, "OK");
+    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";
+}