1 files changed, 105 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_cache_jar.js b/netwerk/test/unit/test_cache_jar.js
new file mode 100644
index 0000000000..bedde668b4
--- /dev/null
+++ b/netwerk/test/unit/test_cache_jar.js
@@ -0,0 +1,105 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.importESModule(
+  "resource://testing-common/httpd.sys.mjs"
+);
+
+ChromeUtils.defineLazyGetter(this, "URL", function () {
+  return "http://localhost:" + httpserv.identity.primaryPort + "/cached";
+});
+
+var httpserv = null;
+var handlers_called = 0;
+
+function cached_handler(metadata, response) {
+  response.setHeader("Content-Type", "text/plain", false);
+  response.setHeader("Cache-Control", "max-age=10000", false);
+  response.setStatusLine(metadata.httpVersion, 200, "OK");
+  var body = "0123456789";
+  response.bodyOutputStream.write(body, body.length);
+  handlers_called++;
+}
+
+function makeChan(url, inIsolatedMozBrowser, userContextId) {
+  var chan = NetUtil.newChannel({
+    uri: url,
+    loadUsingSystemPrincipal: true,
+  }).QueryInterface(Ci.nsIHttpChannel);
+  chan.loadInfo.originAttributes = { inIsolatedMozBrowser, userContextId };
+  return chan;
+}
+
+// [inIsolatedMozBrowser, userContextId, expected_handlers_called]
+var firstTests = [
+  [false, 0, 1],
+  [true, 0, 1],
+  [false, 1, 1],
+  [true, 1, 1],
+];
+var secondTests = [
+  [false, 0, 0],
+  [true, 0, 0],
+  [false, 1, 1],
+  [true, 1, 0],
+];
+
+async function run_all_tests() {
+  for (let test of firstTests) {
+    handlers_called = 0;
+    await test_channel(...test);
+  }
+
+  // We can't easily cause webapp data to be cleared from the child process, so skip
+  // the rest of these tests.
+  let procType = Services.appinfo.processType;
+  if (procType != Ci.nsIXULRuntime.PROCESS_TYPE_DEFAULT) {
+    return;
+  }
+
+  Services.clearData.deleteDataFromOriginAttributesPattern({
+    userContextId: 1,
+  });
+
+  for (let test of secondTests) {
+    handlers_called = 0;
+    await test_channel(...test);
+  }
+}
+
+function run_test() {
+  do_get_profile();
+
+  do_test_pending();
+
+  Services.prefs.setBoolPref("network.http.rcwn.enabled", false);
+
+  httpserv = new HttpServer();
+  httpserv.registerPathHandler("/cached", cached_handler);
+  httpserv.start(-1);
+  run_all_tests().then(() => {
+    do_test_finished();
+  });
+}
+
+function test_channel(inIsolatedMozBrowser, userContextId, expected) {
+  return new Promise(resolve => {
+    var chan = makeChan(URL, inIsolatedMozBrowser, userContextId);
+    chan.asyncOpen(
+      new ChannelListener(doneFirstLoad.bind(null, resolve), expected)
+    );
+  });
+}
+
+function doneFirstLoad(resolve, req, buffer, expected) {
+  // Load it again, make sure it hits the cache
+  var oa = req.loadInfo.originAttributes;
+  var chan = makeChan(URL, oa.isInIsolatedMozBrowserElement, oa.userContextId);
+  chan.asyncOpen(
+    new ChannelListener(doneSecondLoad.bind(null, resolve), expected)
+  );
+}
+
+function doneSecondLoad(resolve, req, buffer, expected) {
+  Assert.equal(handlers_called, expected);
+  resolve();
+}