Add tests docs to CI and fix docs warning (#238)

* Add tests docs to CI and fix docs warning

* Switch to storing environment variables in travis outside of secure vars.

* Force a rebuild.

* Force a rebuild.

* Run integration tests just once per test run.

* Minor updates.

* Nevermind; this test class covers more than just integration tests.

* Attempting to fix docs build via https://stackoverflow.com/questions/61711710/runtimeerror-class-not-set-defining-abstractbaseuser-as-class-django-co\#comment112739057_63045563

* Minor docs fix.

Co-authored-by: Adam Coddington <me@adamcoddington.net>

.travis.yml

@@ -3,6 +3,8 @@ os: linux
 language: python
 
 jobs:
+  - env: TOX_ENV=docs
+    python: 3.8
   # sort by django version, next to by python version
   # Django 1.11 support all supported Python interpreter
   - env: TOX_ENV=django111-py35
@@ -34,16 +36,9 @@ jobs:
     python: 3.6
   - env: TOX_ENV=django30-py37
     python: 3.7
-  - env: TOX_ENV=django30-py38
+  - env: TOX_ENV=django30-py38 INTEGRATION=1
     python: 3.8
 
-env:
-  global:
-    - secure: aswHU7pQroGM+GHoYlhXzzk2FYfqxXJORjqXPsbgoHAIu4Bssaj8+YAzIcdy3j9kSt4I8VBpjnn8H/wzQXki75JBZOosQrIeMK018+uR+ZMONBLqDYW/N7EJHLgZt9QXxQNKeZygrD4GN/Dc4gLHGvPQC/RfPuuHcnF0Liaahoo=
-    - secure: RZ6M6984P885GRoyx9n/WCCWGoFAzYpS8sZkXu3e/HK9oPXfaM2IEHjkq03jIC/FcWn/QMtFjOUBqQU94rnqdivFdFkeZHk1WUQgC0hztH3Qhh9zu2PNIrYUDpVD5dJqBpprWbSwFP8yNsJlP9A2RUubTlZblKHuaBhhiuNN+kU=
-    - secure: gsAAl/RaTodLJDHWOuHZWtooa9/psyXBONF7ElZOTki3WvH+KugtjuXn3pXBGbUhvGqd5qfgPqX7WQOFP9KTdkXBbkU20rCHLh3SV8V2vRkGFAFiGPBTFfSA83zFNMvmgEnTww4OzYsfs4wHTEyxBeQkggnB5bXEvqkFVrHBjuQ=
-    - secure: mMa7UUt+CQDB52fGM1T3oRL67OzQzRIc+BQCOqUEUhBV7p5g7Y1Hv6NTdVZTvK16x3DsP+5kFNd1v7rsTFw2qzP3hOxIv2BtMPuSzZdnN85Zd/nGwnztxzj/rqw7TMBaYvIdEZZbpRF/K0p0Xr6LJK2s9UkPXPUaLqly7kNi360=
-
 install:
   - pip install tox
 

django_mailbox/models.py

@@ -701,11 +701,11 @@ class Message(models.Model):
         self.body = base64.b64encode(body.encode('utf-8')).decode('ascii')
 
     def get_email_object(self):
-        """Returns an `email.message.Message` instance representing the
+        """Returns an `email.message.EmailMessage` instance representing the
         contents of this message and all attachments.
 
-        See [email.Message.Message]_ for more information as to what methods
+        See [email.message.EmailMessage]_ for more information as to what methods
-        and properties are available on `email.message.Message` instances.
+        and properties are available on `email.message.EmailMessage` instances.
 
         .. note::
 
@@ -715,8 +715,8 @@ class Message(models.Model):
            using stored attachments, or read the message contents stored
            on-disk.
 
-        .. [email.Message.Message]: Python's `email.message.Message` docs
+        .. [email.message.EmailMessage] Python's `email.message.EmailMessage` docs
-           (https://docs.python.org/2/library/email.message.html)
+           (https://docs.python.org/3/library/email.message.html)
 
         """
         if not hasattr(self, '_email_object'):  # Cache fill

docs/conf.py

@@ -40,7 +40,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = 'django-mailbox'
-copyright = '2014, Adam Coddington'
+copyright = '2020, Adam Coddington'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -119,7 +119,7 @@ html_theme = 'default'
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
-html_static_path = ['_static']
+# html_static_path = ['_static']
 
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
@@ -282,7 +282,7 @@ def process_docstring(app, what, name, obj, options, lines):
 
             # Add the field's type to the docstring
             if isinstance(field, models.ForeignKey):
-                to = field.rel.to
+                to = field.related_model
                 lines.append(':type {}: {} to :class:`~{}.{}`'.format(field.attname, type(field).__name__, to.__module__, to.__name__))
             else:
                 lines.append(':type {}: {}'.format(field.attname, type(field).__name__))

docs/topics/appendix/message-storage.rst

@@ -5,7 +5,7 @@ Message Storage Details
 First, it may be helpful to know a little bit about how e-mail messages
 are actually sent across the wire:
 
-.. code-block:: http
+.. code-block::
   
    MIME-Version: 1.0
    Received: by 10.221.0.211 with HTTP; Sun, 20 Jan 2013 12:07:07 -0800 (PST)
@@ -52,7 +52,7 @@ and alter the message body removing the original payload component, but writing
 a custom header providing the library enough information to re-build the
 message in the event that one needs a python ``email.message.Message`` object.
 
-.. code-block:: http
+.. code-block::
 
    MIME-Version: 1.0
    Received: by 10.221.0.211 with HTTP; Sun, 20 Jan 2013 12:07:07 -0800 (PST)
@@ -113,7 +113,7 @@ in the place of the original attachment, the attachment was stored in a
 And were one to run the ``django_mailbox.Message`` instance's 
 ``get_email_object`` method, the following message will be returned:
 
-.. code-block:: http
+.. code-block::
   
    MIME-Version: 1.0
    Received: by 10.221.0.211 with HTTP; Sun, 20 Jan 2013 12:07:07 -0800 (PST)

docs/topics/development.rst

@@ -44,7 +44,7 @@ To enroll a new release you should perform the following task:
 * Push a new release to PyPI - ``python setup.py sdist bdist_wheel upload``.
 
 How to add support for a new Django version?
-------------------------------------------
+--------------------------------------------
 
 Changes are only necessary for new minor or major Django versions.
 

docs/topics/mailbox_types.rst

@@ -76,6 +76,8 @@ to the end of your URI::
 
     imap+ssl://youremailaddress%40gmail.com:1234@imap.gmail.com?folder=MyFolder
 
+.. _gmail-oauth:
+
 Specifying an archive folder
 ++++++++++++++++++++++++++++
 
@@ -91,8 +93,6 @@ after processing, add ``?archive=myarchivefolder`` to the end of the URI::
 
     imap+ssl://youremailaddress%40gmail.com:1234@imap.gmail.com?archive=myarchivefolder
 
-.. _gmail-oauth:
-
 If you want to specifying both folder use ``&``::
 
     imap+ssl://youremailaddress%40gmail.com:1234@imap.gmail.com?archive=myarchivefolder&folder=MyFolder

rtd_requirements.txt

@@ -1,2 +1,2 @@
-django>=1.9,<1.10
+django>=3.1.1,<3.2
 six

tox.ini

@@ -22,6 +22,15 @@ commands=
     python {toxinidir}/manage.py makemigrations --check --dry-run
     python -Wd manage.py test -v2 {posargs}
 
+[testenv:docs]
+deps=
+    sphinx
+    -r{toxinidir}/rtd_requirements.txt
+    .
+commands=make html clean SPHINXOPTS="-W --keep-going"
+changedir={toxinidir}/docs
+allowlist_externals=make
+
 [testenv:flake8]
 deps=flake8
 commands=flake8 django_mailbox