Add testcase for trim_doctest_flags

tests/roots/test-trim_doctest_flags/conf.py

@@ -0,0 +1,9 @@
+# -*- coding: utf-8 -*-
+
+master_doc = 'index'
+
+extensions = ['sphinx.ext.doctest']
+
+latex_documents = [
+    (master_doc, 'test.tex', 'The basic Sphinx documentation for testing', 'Sphinx', 'report')
+]

tests/roots/test-trim_doctest_flags/index.rst

@@ -0,0 +1,23 @@
+test-trim_doctest_flags
+=======================
+
+.. code-block:: pycon
+
+   >>> datetime.date.now()   # doctest: +FOO
+   datetime.date(2008, 1, 1)
+
+.. code-block:: none
+
+   >>> datetime.date.now()   # doctest: +BAR
+   datetime.date(2008, 1, 1)
+
+.. code-block:: guess
+
+   # vim: set filetype=pycon
+   >>> datetime.date.now()   # doctest: +BAZ
+   datetime.date(2008, 1, 1)
+
+.. testcode::
+
+   >>> datetime.date.now()   # doctest: +QUX
+   datetime.date(2008, 1, 1)