Add basic and user model testing.

tests/test_user_model.py

@@ -0,0 +1,23 @@
+import unittest
+from app.models import User
+
+
+class UserModelTestCase(unittest.TestCase):
+    def test_password_setter(self):
+        u = User(password='cat')
+        self.assertTrue(u.password_hash is not None)
+
+    def test_no_password_getter(self):
+        u = User(password='cat')
+        with self.assertRaises(AttributeError):
+            u.password
+
+    def test_password_verification(self):
+        u = User(password='cat')
+        self.assertTrue(u.verify_password('cat'))
+        self.assertFalse(u.verify_password('dog'))
+
+    def test_password_salts_are_random(self):
+        u = User(password='cat')
+        u2 = User(password='cat')
+        self.assertTrue(u.password_hash != u2.password_hash)