1 files changed, 24 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_tldservice_nextsubdomain.js b/netwerk/test/unit/test_tldservice_nextsubdomain.js
new file mode 100644
index 0000000000..5a078aa809
--- /dev/null
+++ b/netwerk/test/unit/test_tldservice_nextsubdomain.js
@@ -0,0 +1,24 @@
+"use strict";
+
+function run_test() {
+  var tests = [
+    { data: "bar.foo.co.uk", result: "foo.co.uk" },
+    { data: "foo.bar.foo.co.uk", result: "bar.foo.co.uk" },
+    { data: "foo.co.uk", throw: true },
+    { data: "co.uk", throw: true },
+    { data: ".co.uk", throw: true },
+    { data: "com", throw: true },
+    { data: "tûlîp.foo.fr", result: "foo.fr" },
+    { data: "tûlîp.fôû.fr", result: "xn--f-xgav.fr" },
+    { data: "file://foo/bar", throw: true },
+  ];
+
+  tests.forEach(function (test) {
+    try {
+      var r = Services.eTLD.getNextSubDomain(test.data);
+      Assert.equal(r, test.result);
+    } catch (e) {
+      Assert.ok(test.throw);
+    }
+  });
+}