always serialize out HTML content to a separate .html file

cms/djangoapps/contentstore/tests/test_contentstore.py

@@ -1057,6 +1057,31 @@ class ContentStoreToyCourseTest(ModuleStoreTestCase):
         # It should now contain empty data
         self.assertEquals(imported_word_cloud.data, '')
 
+    def test_html_export_roundtrip(self):
+        """
+        Test that a course which has HTML that has style formatting is preserved in export/import
+        """
+        module_store = modulestore('direct')
+        content_store = contentstore()
+
+        import_from_xml(module_store, 'common/test/data/', ['toy'])
+
+        location = CourseDescriptor.id_to_location('edX/toy/2012_Fall')
+
+        # Export the course
+        root_dir = path(mkdtemp_clean())
+        export_to_xml(module_store, content_store, location, root_dir, 'test_roundtrip')
+
+        # Reimport and get the video back
+        import_from_xml(module_store, root_dir)
+
+        # get the sample HTML with styling information
+        html_module = module_store.get_instance(
+            'edX/toy/2012_Fall',
+            Location(['i4x', 'edX', 'toy', 'html', 'with_styling'])
+        )
+        self.assertIn('<p style="font:italic bold 72px/30px Georgia, serif; color: red; ">', html_module.data)
+
     def test_course_handouts_rewrites(self):
         module_store = modulestore('direct')