register in auth.py and change username to userid in tests

tests/test_auth.py

@@ -5,24 +5,24 @@ from flaskfdx.db import get_db
 def test_register(client, app):
     assert client.get('/auth/register').status_code == 200
     response = client.post(
-            'auth/register', data={'username': 'a', 'password': 'a'}
+            'auth/register', data={'userid': 'a', 'email': 'a@b.c', 'password': 'a'}
     )
     assert 'http://localhost/auth/login' == response.headers['Location']
 
     with app.app_context():
         assert get_db().execute(
-            "SELECT * FROM users WHERE username = 'a'",
+            "SELECT * FROM users WHERE userid = 'a'",
         ).fetchone() is not None
 
-@pytest.mark.parametrize(('username', 'password', 'message'), (
-    ('', '', b'Username is required.'),
+@pytest.mark.parametrize(('userid', 'password', 'message'), (
+    ('', '', b'Userid is required.'),
     ('a', '', b'Password is required.'),
     ('test', 'test', b'already registered'),
 ))
-def test_register_validate_input(client, username, password, message):
+def test_register_validate_input(client, userid, password, message):
     response = client.post(
         '/auth/register',
-        data={'username': username, 'password': password}
+        data={'userid': userid, 'password': password}
     )
     assert message in response.data
 
@@ -34,14 +34,14 @@ def test_login(client, auth):
     with client:
         client.get('/')
         assert session['user_id'] == 1
-        assert g.user['username'] == 'test'
+        assert g.user['userid'] == 'test'
 
-@pytest.mark.parametrize(('username', 'password', 'message'), (
-    ('a', 'test', b'Incorrect username'),
+@pytest.mark.parametrize(('userid', 'password', 'message'), (
+    ('a', 'test', b'Incorrect userid'),
     ('test', 'a', b'Incorrect password.'),
 ))
-def test_login_validate_input(auth, username, password, message):
-    response = auth.login(username, password)
+def test_login_validate_input(auth, userid, password, message):
+    response = auth.login(userid, password)
     assert message in response.data
 
 def testz_logout(client, auth):