--- a/tests/test_viewer.py	Sat Jun 18 18:56:12 2016 +0800
+++ b/tests/test_viewer.py	Sat Jun 18 18:56:40 2016 +0800
@@ -14,3 +14,11 @@
         database.connect = Mock()
         database.disconnect = Mock()
         return CandolintViewer()
+
+    def test_index(self):
+        response = self.fetch('/')
+        assert response.code == 200
+
+    def test_404(self):
+        response = self.fetch('/nobodyhere')
+        assert response.code == 404