Add tests

+import pathlib
+
+import sqlyte
+import web
+
+import webint_owner
+
+db_path = pathlib.Path("site.db")
+db_path_shm = pathlib.Path("site.db-shm")
+db_path_wal = pathlib.Path("site.db-wal")
+
+
+def unlink():
+    db_path.unlink()
+    db_path_shm.unlink()
+    db_path_wal.unlink()
+
+
+def test_passphrase():
+    db = sqlyte.db(db_path, webint_owner.app._model)
+    passphrase = webint_owner.update_passphrase(db)
+    assert len(passphrase) == 7
+    salted_hash = webint_owner.get_passphrase(db)
+    assert web.verify_passphrase(
+        salted_hash["passphrase_salt"],
+        salted_hash["passphrase_hash"],
+        "".join(passphrase),
+    )
+    unlink()
+
+
+def test_identity():
+    name = "Testy McTester"
+    db = sqlyte.db(db_path, webint_owner.app._model)
+    webint_owner.add_identity(db, name)
+    assert webint_owner.get_identity(db)["card"]["name"][0] == name
+    nickname = "liltest"
+    note = "Testing in the testiverse."
+    webint_owner.update_details(db, name=name, nickname=nickname, note=note)
+    identity = webint_owner.get_identity(db)
+    assert identity["card"]["nickname"][0] == nickname
+    assert identity["card"]["note"][0] == note
+    unlink()

     try:
         return db.select("passphrases", order="created DESC")[0]
     except IndexError:
-        return None
+        return {}
 
 
 @app.query