python tests for videoalpha

lms/djangoapps/courseware/tests/__init__.py

@@ -25,8 +25,8 @@ class BaseTestXmodule(ModuleStoreTestCase):
     """Base class for testing Xmodules with mongo store.
 
     This class prepares course and users for tests:
-        1. create test course
-        2. create, enrol and login users for this course
+        1. create test course;
+        2. create, enrol and login users for this course;
 
     Any xmodule should overwrite only next parameters for test:
         1. TEMPLATE_NAME

lms/djangoapps/courseware/tests/test_videoalpha_mongo.py

@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*-
+"""Video xmodule tests in mongo."""
+
+from . import BaseTestXmodule
+from .test_videoalpha_xml import SOURCE_XML
+from django.conf import settings
+
+
+class TestVideo(BaseTestXmodule):
+    """Integration tests: web client + mongo."""
+
+    TEMPLATE_NAME = "i4x://edx/templates/videoalpha/Video_Alpha"
+    DATA = SOURCE_XML
+    MODEL_DATA = {
+        'data': DATA
+    }
+
+    def test_handle_ajax_dispatch(self):
+        responses = {
+            user.username: self.clients[user.username].post(
+                self.get_url('whatever'),
+                {},
+                HTTP_X_REQUESTED_WITH='XMLHttpRequest')
+            for user in self.users
+        }
+
+        self.assertEqual(
+            set([
+                response.status_code
+                for _, response in responses.items()
+                ]).pop(),
+            404)
+
+    def test_videoalpha_constructor(self):
+        """Make sure that all parameters extracted correclty from xml"""
+
+        # `get_html` return only context, cause we
+        # overwrite `system.render_template`
+        context = self.item_module.get_html()
+        expected_context = {
+            'data_dir': getattr(self, 'data_dir', None),
+            'caption_asset_path': '/c4x/MITx/999/asset/subs_',
+            'show_captions': self.item_module.show_captions,
+            'display_name': self.item_module.display_name_with_default,
+            'end': self.item_module.end_time,
+            'id': self.item_module.location.html_id(),
+            'sources': self.item_module.sources,
+            'start': self.item_module.start_time,
+            'sub': self.item_module.sub,
+            'track': self.item_module.track,
+            'youtube_streams': self.item_module.youtube_streams,
+            'autoplay': settings.MITX_FEATURES.get('AUTOPLAY_VIDEOS', True)
+        }
+        self.assertDictEqual(context, expected_context)

lms/djangoapps/courseware/tests/test_videoalpha_xml.py

@@ -0,0 +1,129 @@
+# -*- coding: utf-8 -*-
+"""Test for VideoAlpha Xmodule functional logic.
+These tests data readed from xml, not from mongo.
+
+We have a ModuleStoreTestCase class defined in
+common/lib/xmodule/xmodule/modulestore/tests/django_utils.py.
+You can search for usages of this in the cms and lms tests for examples.
+You use this so that it will do things like point the modulestore
+setting to mongo, flush the contentstore before and after, load the
+templates, etc.
+You can then use the CourseFactory and XModuleItemFactory as defined in
+common/lib/xmodule/xmodule/modulestore/tests/factories.py to create the
+course, section, subsection, unit, etc.
+"""
+
+import json
+import unittest
+from mock import Mock
+from lxml import etree
+
+from django.conf import settings
+
+from xmodule.videoalpha_module import VideoAlphaDescriptor, VideoAlphaModule
+from xmodule.modulestore import Location
+from xmodule.tests import test_system
+from xmodule.tests.test_logic import LogicTest
+
+
+SOURCE_XML = """
+    <videoalpha show_captions="true"
+    youtube="0.75:jNCf2gIqpeE,1.0:ZwkTiUPN0mg,1.25:rsq9auxASqI,1.50:kMyNdzVHHgg"
+    data_dir=""
+    caption_asset_path=""
+    autoplay="true"
+    start_time="01:00:03" end_time="01:00:10"
+    >
+        <source src=".../mit-3091x/M-3091X-FA12-L21-3_100.mp4"/>
+        <source src=".../mit-3091x/M-3091X-FA12-L21-3_100.webm"/>
+        <source src=".../mit-3091x/M-3091X-FA12-L21-3_100.ogv"/>
+    </videoalpha>
+"""
+
+
+class VideoAlphaFactory(object):
+    """A helper class to create videoalpha modules with various parameters
+    for testing.
+    """
+
+    # tag that uses youtube videos
+    sample_problem_xml_youtube = SOURCE_XML
+
+    @staticmethod
+    def create():
+        """Method return VideoAlpha Xmodule instance."""
+        location = Location(["i4x", "edX", "videoalpha", "default",
+                             "SampleProblem1"])
+        model_data = {'data': VideoAlphaFactory.sample_problem_xml_youtube}
+
+        descriptor = Mock(weight="1")
+
+        system = test_system()
+        system.render_template = lambda template, context: context
+        VideoAlphaModule.location = location
+        module = VideoAlphaModule(system, descriptor, model_data)
+
+        return module
+
+
+class VideoAlphaModuleTest(LogicTest):
+    """Tests for logic of VideoAlpha Xmodule."""
+
+    descriptor_class = VideoAlphaDescriptor
+
+    raw_model_data = {
+        'data': '<videoalpha />'
+    }
+
+    def test_get_timeframe_no_parameters(self):
+        xmltree = etree.fromstring('<videoalpha>test</videoalpha>')
+        output = self.xmodule.get_timeframe(xmltree)
+        self.assertEqual(output, ('', ''))
+
+    def test_get_timeframe_with_one_parameter(self):
+        xmltree = etree.fromstring(
+            '<videoalpha start_time="00:04:07">test</videoalpha>'
+        )
+        output = self.xmodule.get_timeframe(xmltree)
+        self.assertEqual(output, (247, ''))
+
+    def test_get_timeframe_with_two_parameters(self):
+        xmltree = etree.fromstring(
+            '''<videoalpha
+                    start_time="00:04:07"
+                    end_time="13:04:39"
+                >test</videoalpha>'''
+        )
+        output = self.xmodule.get_timeframe(xmltree)
+        self.assertEqual(output, (247, 47079))
+
+
+class VideoAlphaModuleUnitTest(unittest.TestCase):
+    """Unit tests for VideoAlpha Xmodule."""
+
+    def test_videoalpha_constructor(self):
+        """Make sure that all parameters extracted correclty from xml"""
+        module = VideoAlphaFactory.create()
+
+        # `get_html` return only context, cause we
+        # overwrite `system.render_template`
+        context = module.get_html()
+        expected_context = {
+            'caption_asset_path': '/static/subs/',
+            'sub': module.sub,
+            'data_dir': getattr(self, 'data_dir', None),
+            'display_name': module.display_name_with_default,
+            'end': module.end_time,
+            'start': module.start_time,
+            'id': module.location.html_id(),
+            'show_captions': module.show_captions,
+            'sources': module.sources,
+            'youtube_streams': module.youtube_streams,
+            'track': module.track,
+            'autoplay': settings.MITX_FEATURES.get('AUTOPLAY_VIDEOS', True)
+        }
+        self.assertDictEqual(context, expected_context)
+
+        self.assertDictEqual(
+            json.loads(module.get_instance_state()),
+            {'position': 0})