Files
edx-platform/lms/djangoapps/courseware/tests/test_courses.py
2014-04-04 10:23:51 -07:00

185 lines
7.4 KiB
Python

# -*- coding: utf-8 -*-
"""
Tests for course access
"""
import mock
from django.http import Http404
from django.test.utils import override_settings
from student.tests.factories import UserFactory
from xmodule.modulestore.django import get_default_store_name_for_current_request
from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
from xmodule.modulestore.tests.factories import CourseFactory
from xmodule.tests.xml import factories as xml
from xmodule.tests.xml import XModuleXmlImportTest
from courseware.courses import (
get_course_by_id,
get_course,
get_cms_course_link,
get_cms_block_link,
course_image_url,
get_course_info_section,
get_course_about_section
)
from courseware.tests.helpers import get_request_for_user
from courseware.tests.tests import TEST_DATA_MONGO_MODULESTORE, TEST_DATA_MIXED_MODULESTORE
CMS_BASE_TEST = 'testcms'
class CoursesTest(ModuleStoreTestCase):
"""Test methods related to fetching courses."""
def test_get_course_by_id_invalid_chars(self):
"""
Test that `get_course_by_id` throws a 404, rather than
an exception, when faced with unexpected characters
(such as unicode characters, and symbols such as = and ' ')
"""
with self.assertRaises(Http404):
get_course_by_id('MITx/foobar/statistics=introduction')
get_course_by_id('MITx/foobar/business and management')
get_course_by_id('MITx/foobar/NiñøJoséMaríáßç')
def test_get_course_invalid_chars(self):
"""
Test that `get_course` throws a ValueError, rather than
a 404, when faced with unexpected characters
(such as unicode characters, and symbols such as = and ' ')
"""
with self.assertRaises(ValueError):
get_course('MITx/foobar/statistics=introduction')
get_course('MITx/foobar/business and management')
get_course('MITx/foobar/NiñøJoséMaríáßç')
@override_settings(
MODULESTORE=TEST_DATA_MONGO_MODULESTORE, CMS_BASE=CMS_BASE_TEST
)
def test_get_cms_course_block_link(self):
"""
Tests that get_cms_course_link_by_id and get_cms_block_link_by_id return the right thing
"""
cms_url = u"//{}/course/org.num.name/branch/draft/block/name".format(CMS_BASE_TEST)
self.course = CourseFactory.create(
org='org', number='num', display_name='name'
)
self.assertEqual(cms_url, get_cms_course_link(self.course))
self.assertEqual(cms_url, get_cms_block_link(self.course, 'course'))
@mock.patch(
'xmodule.modulestore.django.get_current_request_hostname',
mock.Mock(return_value='preview.localhost')
)
@override_settings(
HOSTNAME_MODULESTORE_DEFAULT_MAPPINGS={r'preview\.': 'draft'}
)
def test_default_modulestore_preview_mapping(self):
self.assertEqual(get_default_store_name_for_current_request(), 'draft')
@mock.patch(
'xmodule.modulestore.django.get_current_request_hostname',
mock.Mock(return_value='localhost')
)
@override_settings(
HOSTNAME_MODULESTORE_DEFAULT_MAPPINGS={r'preview\.': 'draft'}
)
def test_default_modulestore_published_mapping(self):
self.assertEqual(get_default_store_name_for_current_request(), 'default')
@override_settings(
MODULESTORE=TEST_DATA_MONGO_MODULESTORE, CMS_BASE=CMS_BASE_TEST
)
class MongoCourseImageTestCase(ModuleStoreTestCase):
"""Tests for course image URLs when using a mongo modulestore."""
def test_get_image_url(self):
"""Test image URL formatting."""
course = CourseFactory.create(org='edX', course='999')
self.assertEquals(course_image_url(course), '/c4x/edX/999/asset/{0}'.format(course.course_image))
def test_non_ascii_image_name(self):
# Verify that non-ascii image names are cleaned
course = CourseFactory.create(course_image=u'before_\N{SNOWMAN}_after.jpg')
self.assertEquals(
course_image_url(course),
'/c4x/{org}/{course}/asset/before___after.jpg'.format(
org=course.location.org,
course=course.location.course
)
)
def test_spaces_in_image_name(self):
# Verify that image names with spaces in them are cleaned
course = CourseFactory.create(course_image=u'before after.jpg')
self.assertEquals(
course_image_url(course),
'/c4x/{org}/{course}/asset/before_after.jpg'.format(
org=course.location.org,
course=course.location.course
)
)
class XmlCourseImageTestCase(XModuleXmlImportTest):
"""Tests for course image URLs when using an xml modulestore."""
def test_get_image_url(self):
"""Test image URL formatting."""
course = self.process_xml(xml.CourseFactory.build())
self.assertEquals(course_image_url(course), '/static/xml_test_course/images/course_image.jpg')
def test_non_ascii_image_name(self):
# XML Course images are always stored at /images/course_image.jpg
course = self.process_xml(xml.CourseFactory.build(course_image=u'before_\N{SNOWMAN}_after.jpg'))
self.assertEquals(course_image_url(course), '/static/xml_test_course/images/course_image.jpg')
def test_spaces_in_image_name(self):
# XML Course images are always stored at /images/course_image.jpg
course = self.process_xml(xml.CourseFactory.build(course_image=u'before after.jpg'))
self.assertEquals(course_image_url(course), '/static/xml_test_course/images/course_image.jpg')
class CoursesRenderTest(ModuleStoreTestCase):
"""Test methods related to rendering courses content."""
@override_settings(MODULESTORE=TEST_DATA_MIXED_MODULESTORE)
def test_get_course_info_section_render(self):
course = get_course_by_id('edX/toy/2012_Fall')
request = get_request_for_user(UserFactory.create())
# Test render works okay
course_info = get_course_info_section(request, course, 'handouts')
self.assertEqual(course_info, "<a href='/static/toy/handouts/sample_handout.txt'>Sample</a>")
# Test when render raises an exception
with mock.patch('courseware.courses.get_module') as mock_module_render:
mock_module_render.return_value = mock.MagicMock(
render=mock.Mock(side_effect=Exception('Render failed!'))
)
course_info = get_course_info_section(request, course, 'handouts')
self.assertIn("this module is temporarily unavailable", course_info)
@override_settings(MODULESTORE=TEST_DATA_MIXED_MODULESTORE)
@mock.patch('courseware.courses.get_request_for_thread')
def test_get_course_about_section_render(self, mock_get_request):
course = get_course_by_id('edX/toy/2012_Fall')
request = get_request_for_user(UserFactory.create())
mock_get_request.return_value = request
# Test render works okay
course_about = get_course_about_section(course, 'short_description')
self.assertEqual(course_about, "A course about toys.")
# Test when render raises an exception
with mock.patch('courseware.courses.get_module') as mock_module_render:
mock_module_render.return_value = mock.MagicMock(
render=mock.Mock(side_effect=Exception('Render failed!'))
)
course_about = get_course_about_section(course, 'short_description')
self.assertIn("this module is temporarily unavailable", course_about)