/* * Bug 1264572 - A test case for image cache isolation. */ requestLongerTimeout(2); let { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js"); const NUM_ISOLATION_LOADS = 2; const NUM_CACHED_LOADS = 1; let gHits = 0; let server = new HttpServer(); server.registerPathHandler("/image.png", imageHandler); server.registerPathHandler("/file.html", fileHandler); server.start(-1); // Disable rcwn to make cache behavior deterministic. let rcwnEnabled = Services.prefs.getBoolPref("network.http.rcwn.enabled"); Services.prefs.setBoolPref("network.http.rcwn.enabled", false); registerCleanupFunction(() => { Services.prefs.setBoolPref("network.http.rcwn.enabled", rcwnEnabled); server.stop(() => { server = null; }); }); let BASE_URI = "http://localhost:" + server.identity.primaryPort; let IMAGE_URI = BASE_URI + "/image.png"; let FILE_URI = BASE_URI + "/file.html"; function imageHandler(metadata, response) { info("XXX: loading image from server"); gHits++; response.setHeader("Cache-Control", "max-age=10000", false); response.setStatusLine(metadata.httpVersion, 200, "OK"); response.setHeader("Content-Type", "image/png", false); var body = atob( "iVBORw0KGgoAAAANSUhEUgAAAAMAAAADCAIAAADZSiLoAAAAEUlEQVQImWP4z8AAQTAamQkAhpcI+DeMzFcAAAAASUVORK5CYII=" ); response.bodyOutputStream.write(body, body.length); } function fileHandler(metadata, response) { response.setStatusLine(metadata.httpVersion, 200, "OK"); response.setHeader("Content-Type", "text/html", false); let body = `

`; response.bodyOutputStream.write(body, body.length); } async function doBefore() { await SpecialPowers.pushPrefEnv({ set: [["privacy.partition.network_state", false]], }); // reset hit counter info("XXX resetting gHits"); gHits = 0; info("XXX clearing image cache"); let imageCache = Cc["@mozilla.org/image/tools;1"] .getService(Ci.imgITools) .getImgCacheForDocument(null); imageCache.clearCache(true); imageCache.clearCache(false); info("XXX clearning network cache"); Services.cache2.clear(); } // the test function does nothing on purpose. function doTest(aBrowser) { return 0; } // the check function function doCheck(shouldIsolate, a, b) { // if we're doing first party isolation and the image cache isolation is // working, then gHits should be 2 because the image would have been loaded // one per first party domain. if first party isolation is disabled, then // gHits should be 1 since there would be one image load from the server and // one load from the image cache. info(`XXX check: gHits == ${gHits}, shouldIsolate == ${shouldIsolate}`); return shouldIsolate ? gHits == NUM_ISOLATION_LOADS : gHits == NUM_CACHED_LOADS; } IsolationTestTools.runTests(FILE_URI, doTest, doCheck, doBefore);