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"use strict";
const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
const VALUE_HDR_NAME = "X-HTTP-VALUE-HEADER";
const VARY_HDR_NAME = "X-HTTP-VARY-HEADER";
const CACHECTRL_HDR_NAME = "X-CACHE-CONTROL-HEADER";
var httpserver = null;
function make_channel(flags, vary, value) {
var chan = NetUtil.newChannel({
uri: "http://localhost:" + httpserver.identity.primaryPort + "/bug633743",
loadUsingSystemPrincipal: true,
}).QueryInterface(Ci.nsIHttpChannel);
return chan.QueryInterface(Ci.nsIHttpChannel);
}
function Test(flags, varyHdr, sendValue, expectValue, cacheHdr) {
this._flags = flags;
this._varyHdr = varyHdr;
this._sendVal = sendValue;
this._expectVal = expectValue;
this._cacheHdr = cacheHdr;
}
Test.prototype = {
_buffer: "",
_flags: null,
_varyHdr: null,
_sendVal: null,
_expectVal: null,
_cacheHdr: null,
QueryInterface: ChromeUtils.generateQI([
"nsIStreamListener",
"nsIRequestObserver",
]),
onStartRequest(request) {},
onDataAvailable(request, stream, offset, count) {
this._buffer = this._buffer.concat(read_stream(stream, count));
},
onStopRequest(request, status) {
Assert.equal(this._buffer, this._expectVal);
do_timeout(0, run_next_test);
},
run() {
var channel = make_channel();
channel.loadFlags = this._flags;
channel.setRequestHeader(VALUE_HDR_NAME, this._sendVal, false);
channel.setRequestHeader(VARY_HDR_NAME, this._varyHdr, false);
if (this._cacheHdr) {
channel.setRequestHeader(CACHECTRL_HDR_NAME, this._cacheHdr, false);
}
channel.asyncOpen(this);
},
};
var gTests = [
// Test LOAD_FROM_CACHE: Load cache-entry
new Test(
Ci.nsIRequest.LOAD_NORMAL,
"entity-initial", // hdr-value used to vary
"request1", // echoed by handler
"request1" // value expected to receive in channel
),
// Verify that it was cached
new Test(
Ci.nsIRequest.LOAD_NORMAL,
"entity-initial", // hdr-value used to vary
"fresh value with LOAD_NORMAL", // echoed by handler
"request1" // value expected to receive in channel
),
// Load same entity with LOAD_FROM_CACHE-flag
new Test(
Ci.nsIRequest.LOAD_FROM_CACHE,
"entity-initial", // hdr-value used to vary
"fresh value with LOAD_FROM_CACHE", // echoed by handler
"request1" // value expected to receive in channel
),
// Load different entity with LOAD_FROM_CACHE-flag
new Test(
Ci.nsIRequest.LOAD_FROM_CACHE,
"entity-l-f-c", // hdr-value used to vary
"request2", // echoed by handler
"request2" // value expected to receive in channel
),
// Verify that new value was cached
new Test(
Ci.nsIRequest.LOAD_NORMAL,
"entity-l-f-c", // hdr-value used to vary
"fresh value with LOAD_NORMAL", // echoed by handler
"request2" // value expected to receive in channel
),
// Test VALIDATE_NEVER: Note previous cache-entry
new Test(
Ci.nsIRequest.VALIDATE_NEVER,
"entity-v-n", // hdr-value used to vary
"request3", // echoed by handler
"request3" // value expected to receive in channel
),
// Verify that cache-entry was replaced
new Test(
Ci.nsIRequest.LOAD_NORMAL,
"entity-v-n", // hdr-value used to vary
"fresh value with LOAD_NORMAL", // echoed by handler
"request3" // value expected to receive in channel
),
// Test combination VALIDATE_NEVER && no-store: Load new cache-entry
new Test(
Ci.nsIRequest.LOAD_NORMAL,
"entity-2", // hdr-value used to vary
"request4", // echoed by handler
"request4", // value expected to receive in channel
"no-store" // set no-store on response
),
// Ensure we validate without IMS header in this case (verified in handler)
new Test(
Ci.nsIRequest.VALIDATE_NEVER,
"entity-2-v-n", // hdr-value used to vary
"request5", // echoed by handler
"request5" // value expected to receive in channel
),
// Test VALIDATE-ALWAYS: Load new entity
new Test(
Ci.nsIRequest.LOAD_NORMAL,
"entity-3", // hdr-value used to vary
"request6", // echoed by handler
"request6", // value expected to receive in channel
"no-cache" // set no-cache on response
),
// Ensure we don't send IMS header also in this case (verified in handler)
new Test(
Ci.nsIRequest.VALIDATE_ALWAYS,
"entity-3-v-a", // hdr-value used to vary
"request7", // echoed by handler
"request7" // value expected to receive in channel
),
];
function run_next_test() {
if (!gTests.length) {
httpserver.stop(do_test_finished);
return;
}
var test = gTests.shift();
test.run();
}
function handler(metadata, response) {
// None of the tests above should send an IMS
Assert.ok(!metadata.hasHeader("If-Modified-Since"));
// Pick up requested value to echo
var hdr = "default value";
try {
hdr = metadata.getHeader(VALUE_HDR_NAME);
} catch (ex) {}
// Pick up requested cache-control header-value
var cctrlVal = "max-age=10000";
try {
cctrlVal = metadata.getHeader(CACHECTRL_HDR_NAME);
} catch (ex) {}
response.setStatusLine(metadata.httpVersion, 200, "OK");
response.setHeader("Content-Type", "text/plain", false);
response.setHeader("Cache-Control", cctrlVal, false);
response.setHeader("Vary", VARY_HDR_NAME, false);
response.setHeader("Last-Modified", "Tue, 15 Nov 1994 12:45:26 GMT", false);
response.bodyOutputStream.write(hdr, hdr.length);
}
function run_test() {
// clear the cache
evict_cache_entries();
httpserver = new HttpServer();
httpserver.registerPathHandler("/bug633743", handler);
httpserver.start(-1);
run_next_test();
do_test_pending();
}
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