post testing properly creates database context

tests/test_post.py

@@ -2,26 +2,41 @@ import pytest
 
 from amanuensis.db import *
 import amanuensis.backend.lexicon as lexiq
+import amanuensis.backend.user as userq
 import amanuensis.backend.post as postq
+import amanuensis.backend.membership as memq
+
 from amanuensis.errors import ArgumentError
 
 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'
+    new_lexicon = lexiq.create(db, 'Test', None, 'prompt')
+    assert new_lexicon.id, 'Failed to create lexicon'
+
+    # 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': 0,
-        'user_id': 0,
+        'lexicon_id': new_lexicon.id,
+        'user_id': new_user.id,
         'body': 'body'
     }
 
-    # Test ids are integers
+    # ids are integers
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'user_id': 'zero'})
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'lexicon_id': 'zero'})
 
-    # test empty arguments
+    # empty arguments don't work
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'lexicon_id': ''})
     with pytest.raises(ArgumentError):
@@ -29,7 +44,7 @@ def test_create_post(db):
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'body': ''})
     
-    # check whitespace
+    # post with only whitespace doesn't work
     with pytest.raises(ArgumentError):
         postq.create(db, **{**kwargs, 'body': '    '})