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-rw-r--r--netwerk/test/unit/test_bug669001.js176
1 files changed, 176 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_bug669001.js b/netwerk/test/unit/test_bug669001.js
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+++ b/netwerk/test/unit/test_bug669001.js
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+"use strict";
+
+const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
+
+var httpServer = null;
+var path = "/bug699001";
+
+XPCOMUtils.defineLazyGetter(this, "URI", function () {
+ return "http://localhost:" + httpServer.identity.primaryPort + path;
+});
+
+function make_channel(url) {
+ return NetUtil.newChannel({ uri: url, loadUsingSystemPrincipal: true });
+}
+
+var fetched;
+
+// The test loads a resource that expires in one year, has an etag and varies only by User-Agent
+// First we load it, then check we load it only from the cache w/o even checking with the server
+// Then we modify our User-Agent and try it again
+// We have to get a new content (even though with the same etag) and again on next load only from
+// cache w/o accessing the server
+// Goal is to check we've updated User-Agent request header in cache after we've got 304 response
+// from the server
+
+var tests = [
+ {
+ prepare() {},
+ test(response) {
+ Assert.ok(fetched);
+ },
+ },
+ {
+ prepare() {},
+ test(response) {
+ Assert.ok(!fetched);
+ },
+ },
+ {
+ prepare() {
+ setUA("A different User Agent");
+ },
+ test(response) {
+ Assert.ok(fetched);
+ },
+ },
+ {
+ prepare() {},
+ test(response) {
+ Assert.ok(!fetched);
+ },
+ },
+ {
+ prepare() {
+ setUA("And another User Agent");
+ },
+ test(response) {
+ Assert.ok(fetched);
+ },
+ },
+ {
+ prepare() {},
+ test(response) {
+ Assert.ok(!fetched);
+ },
+ },
+];
+
+function handler(metadata, response) {
+ if (metadata.hasHeader("If-None-Match")) {
+ response.setStatusLine(metadata.httpVersion, 304, "Not modified");
+ } else {
+ response.setStatusLine(metadata.httpVersion, 200, "OK");
+ response.setHeader("Content-Type", "text/plain");
+
+ var body = "body";
+ response.bodyOutputStream.write(body, body.length);
+ }
+
+ fetched = true;
+
+ response.setHeader("Expires", getDateString(+1));
+ response.setHeader("Cache-Control", "private");
+ response.setHeader("Vary", "User-Agent");
+ response.setHeader("ETag", "1234");
+}
+
+function run_test() {
+ httpServer = new HttpServer();
+ httpServer.registerPathHandler(path, handler);
+ httpServer.start(-1);
+
+ do_test_pending();
+
+ nextTest();
+}
+
+function nextTest() {
+ fetched = false;
+ tests[0].prepare();
+
+ dump("Testing with User-Agent: " + getUA() + "\n");
+ var chan = make_channel(URI);
+
+ // Give the old channel a chance to close the cache entry first.
+ // XXX This is actually a race condition that might be considered a bug...
+ executeSoon(function () {
+ chan.asyncOpen(new ChannelListener(checkAndShiftTest, null));
+ });
+}
+
+function checkAndShiftTest(request, response) {
+ tests[0].test(response);
+
+ tests.shift();
+ if (!tests.length) {
+ httpServer.stop(tearDown);
+ return;
+ }
+
+ nextTest();
+}
+
+function tearDown() {
+ setUA("");
+ do_test_finished();
+}
+
+// Helpers
+
+function getUA() {
+ var httphandler = Cc["@mozilla.org/network/protocol;1?name=http"].getService(
+ Ci.nsIHttpProtocolHandler
+ );
+ return httphandler.userAgent;
+}
+
+function setUA(value) {
+ Services.prefs.setCharPref("general.useragent.override", value);
+}
+
+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"
+ );
+}