Files
edx-platform/common/lib/xmodule/xmodule/tests/test_sequence.py
Nimisha Asthagiri 2396cc493d Fix Next Button's 404 error
MA-2305
2016-04-26 20:21:08 -04:00

143 lines
5.4 KiB
Python

"""
Tests for sequence module.
"""
# pylint: disable=no-member
from mock import Mock
from xblock.reference.user_service import XBlockUser, UserService
from xmodule.tests import get_test_system
from xmodule.tests.xml import XModuleXmlImportTest
from xmodule.tests.xml import factories as xml
from xmodule.x_module import STUDENT_VIEW
from xmodule.seq_module import SequenceModule
class StubUserService(UserService):
"""
Stub UserService for testing the sequence module.
"""
def get_current_user(self):
"""
Implements abstract method for getting the current user.
"""
user = XBlockUser()
user.opt_attrs['edx-platform.username'] = 'test user'
return user
class SequenceBlockTestCase(XModuleXmlImportTest):
"""
Tests for the Sequence Module.
"""
@classmethod
def setUpClass(cls):
super(SequenceBlockTestCase, cls).setUpClass()
course_xml = cls._set_up_course_xml()
cls.course = cls.process_xml(course_xml)
cls._set_up_module_system(cls.course)
for chapter_index in range(len(cls.course.get_children())):
chapter = cls._set_up_block(cls.course, chapter_index)
setattr(cls, 'chapter_{}'.format(chapter_index + 1), chapter)
for sequence_index in range(len(chapter.get_children())):
sequence = cls._set_up_block(chapter, sequence_index)
setattr(cls, 'sequence_{}_{}'.format(chapter_index + 1, sequence_index + 1), sequence)
@classmethod
def _set_up_course_xml(cls):
"""
Sets up and returns XML course structure.
"""
course = xml.CourseFactory.build()
chapter_1 = xml.ChapterFactory.build(parent=course) # has 2 child sequences
xml.ChapterFactory.build(parent=course) # has 0 child sequences
chapter_3 = xml.ChapterFactory.build(parent=course) # has 1 child sequence
chapter_4 = xml.ChapterFactory.build(parent=course) # has 2 child sequences
xml.SequenceFactory.build(parent=chapter_1)
xml.SequenceFactory.build(parent=chapter_1)
sequence_3_1 = xml.SequenceFactory.build(parent=chapter_3) # has 3 verticals
xml.SequenceFactory.build(parent=chapter_4)
xml.SequenceFactory.build(parent=chapter_4)
for _ in range(3):
xml.VerticalFactory.build(parent=sequence_3_1)
return course
@classmethod
def _set_up_block(cls, parent, index_in_parent):
"""
Sets up the stub sequence module for testing.
"""
block = parent.get_children()[index_in_parent]
cls._set_up_module_system(block)
block.xmodule_runtime._services['bookmarks'] = Mock() # pylint: disable=protected-access
block.xmodule_runtime._services['user'] = StubUserService() # pylint: disable=protected-access
block.xmodule_runtime.xmodule_instance = getattr(block, '_xmodule', None) # pylint: disable=protected-access
block.parent = parent.location
return block
@classmethod
def _set_up_module_system(cls, block):
"""
Sets up the test module system for the given block.
"""
module_system = get_test_system()
module_system.descriptor_runtime = block._runtime # pylint: disable=protected-access
block.xmodule_runtime = module_system
def test_student_view_init(self):
seq_module = SequenceModule(runtime=Mock(position=2), descriptor=Mock(), scope_ids=Mock())
self.assertEquals(seq_module.position, 2) # matches position set in the runtime
def test_render_student_view(self):
html = self._get_rendered_student_view(
self.sequence_3_1,
requested_child=None,
next_url='NextSequential',
prev_url='PrevSequential'
)
self._assert_view_at_position(html, expected_position=1)
self.assertIn(unicode(self.sequence_3_1.location), html)
self.assertIn("'next_url': 'NextSequential'", html)
self.assertIn("'prev_url': 'PrevSequential'", html)
def test_student_view_first_child(self):
html = self._get_rendered_student_view(self.sequence_3_1, requested_child='first')
self._assert_view_at_position(html, expected_position=1)
def test_student_view_last_child(self):
html = self._get_rendered_student_view(self.sequence_3_1, requested_child='last')
self._assert_view_at_position(html, expected_position=3)
def _get_rendered_student_view(self, sequence, requested_child, next_url=None, prev_url=None):
"""
Returns the rendered student view for the given sequence and the
requested_child parameter.
"""
return sequence.xmodule_runtime.render(
sequence,
STUDENT_VIEW,
{
'requested_child': requested_child,
'next_url': next_url,
'prev_url': prev_url,
},
).content
def _assert_view_at_position(self, rendered_html, expected_position):
"""
Verifies that the rendered view contains the expected position.
"""
self.assertIn("'position': {}".format(expected_position), rendered_html)
def test_tooltip(self):
html = self._get_rendered_student_view(self.sequence_3_1, requested_child=None)
for child in self.sequence_3_1.children:
self.assertIn("'page_title': '{}'".format(child.name), html)