1 files changed, 19 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_offline_status.js b/netwerk/test/unit/test_offline_status.js
new file mode 100644
index 0000000000..292fd68a9d
--- /dev/null
+++ b/netwerk/test/unit/test_offline_status.js
@@ -0,0 +1,19 @@
+"use strict";
+
+function run_test() {
+  var ioService = Cc["@mozilla.org/network/io-service;1"].getService(
+    Ci.nsIIOService
+  );
+
+  try {
+    var linkService = Cc[
+      "@mozilla.org/network/network-link-service;1"
+    ].getService(Ci.nsINetworkLinkService);
+
+    // The offline status should depends on the link status
+    Assert.notEqual(ioService.offline, linkService.isLinkUp);
+  } catch (e) {
+    // The network link service might not be available
+    Assert.equal(ioService.offline, false);
+  }
+}