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Diffstat (limited to 'netwerk/test/unit/test_bug203271.js')
| -rw-r--r-- | netwerk/test/unit/test_bug203271.js | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_bug203271.js b/netwerk/test/unit/test_bug203271.js new file mode 100644 index 0000000000..ea260bc0b4 --- /dev/null +++ b/netwerk/test/unit/test_bug203271.js @@ -0,0 +1,247 @@ +// +// Tests if a response with an Expires-header in the past +// and Cache-Control: max-age in the future works as +// specified in RFC 2616 section 14.9.3 by letting max-age +// take precedence + +"use strict"; + +const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js"); + +var httpserver = new HttpServer(); +var index = 0; +var tests = [ + // original problem described in bug#203271 + { + url: "/precedence", + server: "0", + expected: "0", + responseheader: [ + "Expires: " + getDateString(-1), + "Cache-Control: max-age=3600", + ], + }, + + { + url: "/precedence?0", + server: "0", + expected: "0", + responseheader: [ + "Cache-Control: max-age=3600", + "Expires: " + getDateString(-1), + ], + }, + + // max-age=1s, expires=1 year from now + { + url: "/precedence?1", + server: "0", + expected: "0", + responseheader: [ + "Expires: " + getDateString(1), + "Cache-Control: max-age=1", + ], + }, + + // expires=now + { + url: "/precedence?2", + server: "0", + expected: "0", + responseheader: ["Expires: " + getDateString(0)], + }, + + // max-age=1s + { + url: "/precedence?3", + server: "0", + expected: "0", + responseheader: ["Cache-Control: max-age=1"], + }, + + // The test below is the example from + // + // https://bugzilla.mozilla.org/show_bug.cgi?id=203271#c27 + // + // max-age=2592000s (1 month), expires=1 year from now, date=1 year ago + { + url: "/precedence?4", + server: "0", + expected: "0", + responseheader: [ + "Cache-Control: private, max-age=2592000", + "Expires: " + getDateString(+1), + ], + explicitDate: getDateString(-1), + }, + + // The two tests below are also examples of clocks really out of synch + // max-age=1s, date=1 year from now + { + url: "/precedence?5", + server: "0", + expected: "0", + responseheader: ["Cache-Control: max-age=1"], + explicitDate: getDateString(1), + }, + + // max-age=60s, date=1 year from now + { + url: "/precedence?6", + server: "0", + expected: "0", + responseheader: ["Cache-Control: max-age=60"], + explicitDate: getDateString(1), + }, + + // this is just to get a pause of 3s to allow cache-entries to expire + { url: "/precedence?999", server: "0", expected: "0", delay: "3000" }, + + // Below are the cases which actually matters + { url: "/precedence", server: "1", expected: "0" }, // should be cached + + { url: "/precedence?0", server: "1", expected: "0" }, // should be cached + + { url: "/precedence?1", server: "1", expected: "1" }, // should have expired + + { url: "/precedence?2", server: "1", expected: "1" }, // should have expired + + { url: "/precedence?3", server: "1", expected: "1" }, // should have expired + + { url: "/precedence?4", server: "1", expected: "1" }, // should have expired + + { url: "/precedence?5", server: "1", expected: "1" }, // should have expired + + { url: "/precedence?6", server: "1", expected: "0" }, // should be cached +]; + +function logit(i, data, ctx) { + dump( + "requested [" + + tests[i].server + + "] " + + "got [" + + data + + "] " + + "expected [" + + tests[i].expected + + "]" + ); + + if (tests[i].responseheader) { + dump("\t[" + tests[i].responseheader + "]"); + } + dump("\n"); + // Dump all response-headers + dump("\n===================================\n"); + ctx.visitResponseHeaders({ + visitHeader(key, val) { + dump("\t" + key + ":" + val + "\n"); + }, + }); + dump("===================================\n"); +} + +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"; // default value, just being paranoid... + httpChan.setRequestHeader("x-request", value, false); + return httpChan; +} + +function triggerNextTest() { + var channel = setupChannel(tests[index].url, tests[index].server); + channel.asyncOpen(new ChannelListener(checkValueAndTrigger, channel)); +} + +function checkValueAndTrigger(request, data, ctx) { + logit(index, data, ctx); + Assert.equal(tests[index].expected, data); + + if (index < tests.length - 1) { + var delay = tests[index++].delay; + if (delay) { + do_timeout(delay, triggerNextTest); + } else { + triggerNextTest(); + } + } else { + httpserver.stop(do_test_finished); + } +} + +function run_test() { + httpserver.registerPathHandler("/precedence", 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); + + var date = tests[index].explicitDate; + if (date == undefined) { + response.setHeader("Date", getDateString(0), false); + } else { + response.setHeader("Date", date, false); + } + + var header = tests[index].responseheader; + if (header == undefined) { + response.setHeader("Last-Modified", getDateString(-1), false); + } else { + for (var i = 0; i < header.length; i++) { + var splitHdr = header[i].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" + ); +} |