Added post creation method and unit tests

amanuensis/backend/lexicon.py

@@ -48,4 +48,4 @@ def create(
     )
     db.session.add(new_lexicon)
     db.session.commit()
-    return new_lexicon
+    return new_lexicon

amanuensis/backend/post.py

@@ -21,7 +21,7 @@ def create(
     # Verify lexicon id
     if not isinstance(lexicon_id, int):
         raise ArgumentError('Lexicon id must be an integer.')
-    
+
     # Verify user_id
     if not (isinstance(user_id, int) or user_id is None):
         raise ArgumentError('User id must be an integer.')
@@ -39,4 +39,4 @@ def create(
     )
     db.session.add(new_post)
     db.session.commit()
-    return new_post
+    return new_post

tests/test_post.py

@@ -12,7 +12,7 @@ from .test_db import db
 
 def test_create_post(db):
     """Test new post creation"""
-    
+
     # Make user and lexicon
     new_user = userq.create(db, 'username', 'password', 'user', 'a@b.c', False)
     assert new_user.id, 'Failed to create user'
@@ -22,7 +22,7 @@ def test_create_post(db):
     # Add the user to the lexicon as an editor
     mem = memq.create(db, new_user.id, new_lexicon.id, True)
     assert mem, 'Failed to create membership'
-    
+
     # argument dictionary for post object
     kwargs = {
         'lexicon_id': new_lexicon.id,
@@ -43,7 +43,7 @@ def test_create_post(db):
         postq.create(db, **{**kwargs, 'user_id': ''})
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'body': ''})
-    
+
     # post with only whitespace doesn't work
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'body': '    '})
@@ -58,4 +58,4 @@ def test_create_post(db):
     # post creation works when user is None
     new_post = postq.create(db, **{**kwargs, 'user_id': None})
     assert new_post
-    assert new_post.user_id is None
+    assert new_post.user_id is None