plugged some test coverage lacunae, incl. tests for release_slot for the Carte Blanche; select_role for ROLE_CHOICES & ROLE_SELECT; equip_trinket non-POST paths; & tooltip_shoptalk for the Tithe Token

src/apps/lyric/tests/unit/test_tokens.py

@@ -73,3 +73,13 @@ class CarteTooltipTest(SimpleTestCase):
 
     def test_tooltip_contains_no_expiry(self):
         self.assertIn("no expiry", self.token.tooltip_text())
+
+
+class TitheTooltipTest(SimpleTestCase):
+    def setUp(self):
+        self.token = Token()
+        self.token.token_type = Token.TITHE
+        self.token.expires_at = None
+
+    def test_tooltip_shoptalk_returns_none(self):
+        self.assertIsNone(self.token.tooltip_shoptalk())