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-rw-r--r--netwerk/test/unit/test_localhost_offline.js75
1 files changed, 75 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_localhost_offline.js b/netwerk/test/unit/test_localhost_offline.js
new file mode 100644
index 0000000000..de0ff6df4e
--- /dev/null
+++ b/netwerk/test/unit/test_localhost_offline.js
@@ -0,0 +1,75 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
+var httpServer = null;
+const body = "Hello";
+
+function makeChan(url) {
+ let chan = NetUtil.newChannel({
+ uri: url,
+ loadUsingSystemPrincipal: true,
+ }).QueryInterface(Ci.nsIHttpChannel);
+ chan.loadFlags |= Ci.nsIRequest.LOAD_BYPASS_CACHE;
+ chan.loadFlags |= Ci.nsIRequest.INHIBIT_CACHING;
+ return chan;
+}
+
+function channelOpenPromise(chan, flags) {
+ return new Promise(resolve => {
+ function finish(req, buffer) {
+ resolve([req, buffer]);
+ }
+ chan.asyncOpen(new ChannelListener(finish, null, flags));
+ });
+}
+
+function makeURL(host) {
+ return `http://${host}:${httpServer.identity.primaryPort}/`;
+}
+
+add_task(async function test_localhost_offline() {
+ Services.io.offline = true;
+ Services.prefs.setBoolPref("network.disable-localhost-when-offline", false);
+ let chan = makeChan(makeURL("127.0.0.1"));
+ let [, resp] = await channelOpenPromise(chan);
+ Assert.equal(resp, body, "Should get correct response");
+
+ chan = makeChan(makeURL("localhost"));
+ [, resp] = await channelOpenPromise(chan);
+ Assert.equal(resp, body, "Should get response");
+
+ Services.prefs.setBoolPref("network.disable-localhost-when-offline", true);
+
+ chan = makeChan(makeURL("127.0.0.1"));
+ let [req] = await channelOpenPromise(
+ chan,
+ CL_ALLOW_UNKNOWN_CL | CL_EXPECT_FAILURE
+ );
+ req.QueryInterface(Ci.nsIHttpChannel);
+ Assert.equal(req.status, Cr.NS_ERROR_OFFLINE);
+
+ chan = makeChan(makeURL("localhost"));
+ [req] = await channelOpenPromise(
+ chan,
+ CL_ALLOW_UNKNOWN_CL | CL_EXPECT_FAILURE
+ );
+ req.QueryInterface(Ci.nsIHttpChannel);
+ Assert.equal(req.status, Cr.NS_ERROR_OFFLINE);
+
+ Services.prefs.clearUserPref("network.disable-localhost-when-offline");
+ Services.io.offline = false;
+});
+
+function run_test() {
+ httpServer = new HttpServer();
+ httpServer.registerPathHandler("/", (request, response) => {
+ response.seizePower();
+ response.write("HTTP/1.1 200 OK\r\n");
+ response.write("Content-Length: " + body.length + "\r\n");
+ response.write("\r\n");
+ response.write(body);
+ response.finish();
+ });
+ httpServer.start(-1);
+ run_next_test();
+}