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-rw-r--r--netwerk/test/unit/test_httpsuspend.js84
1 files changed, 84 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_httpsuspend.js b/netwerk/test/unit/test_httpsuspend.js
new file mode 100644
index 0000000000..59ad64c143
--- /dev/null
+++ b/netwerk/test/unit/test_httpsuspend.js
@@ -0,0 +1,84 @@
+// This file ensures that suspending a channel directly after opening it
+// suspends future notifications correctly.
+
+"use strict";
+
+const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
+
+XPCOMUtils.defineLazyGetter(this, "URL", function () {
+ return "http://localhost:" + httpserv.identity.primaryPort;
+});
+
+const MIN_TIME_DIFFERENCE = 3000;
+const RESUME_DELAY = 5000;
+
+var listener = {
+ _lastEvent: 0,
+ _gotData: false,
+
+ QueryInterface: ChromeUtils.generateQI([
+ "nsIStreamListener",
+ "nsIRequestObserver",
+ ]),
+
+ onStartRequest(request) {
+ this._lastEvent = Date.now();
+ request.QueryInterface(Ci.nsIRequest);
+
+ // Insert a delay between this and the next callback to ensure message buffering
+ // works correctly
+ request.suspend();
+ request.suspend();
+ do_timeout(RESUME_DELAY, function () {
+ request.resume();
+ });
+ do_timeout(RESUME_DELAY + 1000, function () {
+ request.resume();
+ });
+ },
+
+ onDataAvailable(request, stream, offset, count) {
+ Assert.ok(Date.now() - this._lastEvent >= MIN_TIME_DIFFERENCE);
+ read_stream(stream, count);
+
+ // Ensure that suspending and resuming inside a callback works correctly
+ request.suspend();
+ request.suspend();
+ request.resume();
+ request.resume();
+
+ this._gotData = true;
+ },
+
+ onStopRequest(request, status) {
+ Assert.ok(this._gotData);
+ httpserv.stop(do_test_finished);
+ },
+};
+
+function makeChan(url) {
+ return NetUtil.newChannel({
+ uri: url,
+ loadUsingSystemPrincipal: true,
+ }).QueryInterface(Ci.nsIHttpChannel);
+}
+
+var httpserv = null;
+
+function run_test() {
+ httpserv = new HttpServer();
+ httpserv.registerPathHandler("/woo", data);
+ httpserv.start(-1);
+
+ var chan = makeChan(URL + "/woo");
+ chan.QueryInterface(Ci.nsIRequest);
+ chan.asyncOpen(listener);
+
+ do_test_pending();
+}
+
+function data(metadata, response) {
+ let httpbody = "0123456789";
+ response.setHeader("Content-Type", "text/plain", false);
+ response.bodyOutputStream.write(httpbody, httpbody.length);
+}