1 files changed, 9 insertions, 0 deletions
diff --git a/test/test_util.py b/test/test_util.py
index 06de735..e2f5084 100644
--- a/test/test_util.py
+++ b/test/test_util.py
@@ -134,6 +134,7 @@ class TestISO639_1(unittest.TestCase):
         self._run_test(util.code_to_language, {
             ("en",): "English",
             ("FR",): "French",
+            ("ja",): "Japanese",
             ("xx",): None,
             (""  ,): None,
             (None,): None,
@@ -149,6 +150,7 @@ class TestISO639_1(unittest.TestCase):
         self._run_test(util.language_to_code, {
             ("English",): "en",
             ("fRENch",): "fr",
+            ("Japanese",): "ja",
             ("xx",): None,
             (""  ,): None,
             (None,): None,
@@ -484,6 +486,13 @@ class TestOther(unittest.TestCase):
         with self.assertRaises(ValueError):
             func(3)
 
+    def test_identity(self):
+        for value in (123, "foo", [1, 2, 3], (1, 2, 3), {1: 2}, None):
+            self.assertIs(util.identity(value), value)
+
+    def test_noop(self):
+        self.assertEqual(util.noop(), None)
+
     def test_generate_token(self):
         tokens = set()
         for _ in range(100):