def test_db_model_keys():
# Tests that updates to fields are properly recorded in the KeyValueStore,
# and that the keys have been constructed correctly
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = TestRuntime(Mock(), mixins=[TestMixin], services={'field-data': field_data})
tester = runtime.construct_xblock_from_class(TestXBlock, ScopeIds('s0', 'TestXBlock', 'd0', 'u0'))
assert not field_data.has(tester, 'not a field')
for field in six.itervalues(tester.fields):
new_value = 'new ' + field.name
assert not field_data.has(tester, field.name)
if isinstance(field, List):
new_value = [new_value]
setattr(tester, field.name, new_value)
# Write out the values
tester.save()
# Make sure everything saved correctly
for field in six.itervalues(tester.fields):
assert field_data.has(tester, field.name)
def get_key_value(scope, user_id, block_scope_id, field_name):
"""Gets the value, from `key_store`, of a Key with the given values."""
new_key = KeyValueStore.Key(scope, user_id, block_scope_id, field_name)
return key_store.db_dict[new_key]
# Examine each value in the database and ensure that keys were constructed correctly
assert get_key_value(Scope.content, None, 'd0', 'content') == 'new content'
assert get_key_value(Scope.settings, None, 'u0', 'settings') == 'new settings'
assert get_key_value(Scope.user_state, 's0', 'u0', 'user_state') == 'new user_state'
assert get_key_value(Scope.preferences, 's0', 'TestXBlock', 'preferences') == 'new preferences'
assert get_key_value(Scope.user_info, 's0', None, 'user_info') == 'new user_info'
assert get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, 'TestXBlock', 'by_type') == 'new by_type'
assert get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, 'for_all') == 'new for_all'
assert get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), 's0', 'd0', 'user_def') == 'new user_def'
assert get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, 'agg_global') == 'new agg_global'
assert get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, 'TestXBlock', 'agg_type') == 'new agg_type'
assert get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, 'd0', 'agg_def') == 'new agg_def'
assert get_key_value(Scope.user_state_summary, None, 'u0', 'agg_usage') == 'new agg_usage'
assert get_key_value(Scope.content, None, 'd0', 'mixin_content') == 'new mixin_content'
assert get_key_value(Scope.settings, None, 'u0', 'mixin_settings') == 'new mixin_settings'
assert get_key_value(Scope.user_state, 's0', 'u0', 'mixin_user_state') == 'new mixin_user_state'
assert get_key_value(Scope.preferences, 's0', 'TestXBlock', 'mixin_preferences') == 'new mixin_preferences'
assert get_key_value(Scope.user_info, 's0', None, 'mixin_user_info') == 'new mixin_user_info'
assert get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, 'TestXBlock', 'mixin_by_type') == \
'new mixin_by_type'
assert get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, 'mixin_for_all') == \
'new mixin_for_all'
assert get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), 's0', 'd0', 'mixin_user_def') == \
'new mixin_user_def'
assert get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, 'mixin_agg_global') == \
'new mixin_agg_global'
assert get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, 'TestXBlock', 'mixin_agg_type') == \
'new mixin_agg_type'
assert get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, 'd0', 'mixin_agg_def') == \
'new mixin_agg_def'
assert get_key_value(Scope.user_state_summary, None, 'u0', 'mixin_agg_usage') == 'new mixin_agg_usage'
def setUp(self):
"""
Create a stub XBlock backed by in-memory storage.
"""
self.runtime = mock.MagicMock(Runtime)
self.field_data = KvsFieldData(kvs=DictKeyValueStore())
self.scope_ids = ScopeIds('Bob', 'stubxblock', '123', 'import')
self.xblock = StubXBlock(self.runtime, self.field_data, self.scope_ids)
super(RemapNamespaceTest, self).setUp()
def make_xblock(self, **kwargs):
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = TestRuntime(services={'field-data': field_data})
xblock = WistiaVideoXBlock(runtime, scope_ids=Mock())
for attr, val in kwargs.items():
setattr(xblock, attr, val)
return xblock
def _prepare_asides(self, scope_ids):
"""
Return list with connected aside xblocks
"""
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
aside = AsideTest(scope_ids=scope_ids, runtime=TestRuntime(services={'field-data': field_data})) # pylint: disable=abstract-class-instantiated
aside.fields[self.ASIDE_DATA_FIELD.field_name].write_to(aside, self.ASIDE_DATA_FIELD.initial)
return [aside]
def setUp(self):
block_type = 'hastexo'
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = WorkbenchRuntime()
def_id = runtime.id_generator.create_definition(block_type)
usage_id = runtime.id_generator.create_usage(def_id)
scope_ids = ScopeIds('user', block_type, def_id, usage_id)
self.block = HastexoXBlock(runtime, field_data, scope_ids=scope_ids)
def make_block():
""" Instantiate a DragAndDropBlock XBlock inside a WorkbenchRuntime """
block_type = 'drag_and_drop_v2'
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = WorkbenchRuntime()
def_id = runtime.id_generator.create_definition(block_type)
usage_id = runtime.id_generator.create_usage(def_id)
scope_ids = ScopeIds('user', block_type, def_id, usage_id)
return drag_and_drop_v2.DragAndDropBlock(runtime, field_data, scope_ids=scope_ids)
def load_item(self, location):
"""
Return an XModule instance for the specified location
"""
location = Location(location)
json_data = self.module_data.get(location)
if json_data is None:
module = self.modulestore.get_item(location)
if module is not None:
# update our own cache after going to the DB to get cache miss
self.module_data.update(module.runtime.module_data)
return module
else:
# load the module and apply the inherited metadata
try:
category = json_data['location']['category']
class_ = self.load_block_type(category)
definition = json_data.get('definition', {})
metadata = json_data.get('metadata', {})
for old_name, new_name in getattr(class_, 'metadata_translations', {}).items():
if old_name in metadata:
metadata[new_name] = metadata[old_name]
del metadata[old_name]
kvs = MongoKeyValueStore(
definition.get('data', {}),
definition.get('children', []),
metadata,
)
field_data = KvsFieldData(kvs)
scope_ids = ScopeIds(None, category, location, location)
module = self.construct_xblock_from_class(class_, scope_ids, field_data)
if self.cached_metadata is not None:
# parent container pointers don't differentiate between draft and non-draft
# so when we do the lookup, we should do so with a non-draft location
non_draft_loc = location.replace(revision=None)
# Convert the serialized fields values in self.cached_metadata
# to python values
metadata_to_inherit = self.cached_metadata.get(non_draft_loc.url(), {})
inherit_metadata(module, metadata_to_inherit)
# decache any computed pending field settings
module.save()
return module
except:
log.warning("Failed to load descriptor", exc_info=True)
return ErrorDescriptor.from_json(
json_data,
self,
json_data['location'],
error_msg=exc_info_to_str(sys.exc_info())
)
def make_block(self):
block_type = 'diagnostic_feedback'
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = WorkbenchRuntime()
def_id = runtime.id_generator.create_definition(block_type)
usage_id = runtime.id_generator.create_usage(def_id)
scope_ids = ScopeIds('user', block_type, def_id, usage_id)
return diagnostic_feedback.QuizBlock(runtime,
field_data,
scope_ids=scope_ids)
def __init__(self, user_id=None):
# TODO: Add params for user, runtime, etc. to service initialization
# Move to stevedor
super(WorkbenchRuntime,
self).__init__(ID_MANAGER,
services={
'fs': xblock.reference.plugins.FSService(),
'field-data': KvsFieldData(WORKBENCH_KVS),
})
self.id_generator = ID_MANAGER
self.user_id = user_id
def __init__(
self,
handler_url, # type: (Callable[[XBlock, string, string, string, bool], string]
authored_data_kvs, # type: KeyValueStore
student_data_kvs, # type: KeyValueStore
runtime_class, # type: XBlockRuntime
):
"""
args:
handler_url: A method that implements the XBlock runtime
handler_url interface.
authored_data_kvs: An KeyValueStore used to retrieve
any fields with UserScope.NONE
student_data_kvs: An KeyValueStore used to retrieve
any fields with UserScope.ONE or UserScope.ALL
"""
self.handler_url = handler_url
# TODO: new ID manager:
self.id_reader = OpaqueKeyReader()
self.id_generator = MemoryIdManager(
) # We don't really use id_generator until we need to support asides
self.runtime_class = runtime_class
# Field data storage/retrieval:
authored_data = KvsFieldData(kvs=authored_data_kvs)
student_data = KvsFieldData(kvs=student_data_kvs)
#if authored_data_readonly:
# authored_data = ReadOnlyFieldData(authored_data)
self.field_data = SplitFieldData({
Scope.content: authored_data,
Scope.settings: authored_data,
Scope.parent: authored_data,
Scope.children: authored_data,
Scope.user_state_summary: student_data,
Scope.user_state: student_data,
Scope.user_info: student_data,
Scope.preferences: student_data,
})
self._error_trackers = {}
def setUp(self):
field_data = KvsFieldData(DictKeyValueStore())
runtime = TestRuntime(services={
'settings':
MockService(OoyalaPlayerBlock, self.XBLOCK_SETTINGS)
})
self.player = OoyalaPlayerBlock(runtime,
field_data,
scope_ids=Mock(spec=ScopeIds))
self.player.DEFAULT_ATTRIBUTE_SETTINGS = {
self.REAL_ATTRIBUTE: self.DEFAULT_SETTING_NAME
}
def _create_new_field_data(self, category, location, definition_data, metadata):
"""
To instantiate a new xmodule which will be saved latter, set up the dbModel and kvs
"""
kvs = MongoKeyValueStore(
definition_data,
[],
metadata,
)
field_data = KvsFieldData(kvs)
return field_data
def test_default_fn():
key_store = SerialDefaultKVS()
db_model = KvsFieldData(key_store)
tester = TestIntegerXblock(Mock(), db_model, Mock())
tester2 = TestIntegerXblock(Mock(), db_model, Mock())
# ensure value is not in tester before any actions
assert_false(db_model.has(tester, 'counter'))
# ensure value is same over successive calls for same DbModel
first_call = tester.counter
assert_equals(first_call, 1)
assert_equals(first_call, tester.counter)
# ensure the value is not saved in the object
assert_false(db_model.has(tester, 'counter'))
# ensure save does not save the computed default back to the object
tester.save()
assert_false(db_model.has(tester, 'counter'))
# ensure second object gets another value
second_call = tester2.counter
assert_equals(second_call, 2)
def _get_module_instance_for_task(course_id,
student,
module_descriptor,
xmodule_instance_args=None,
grade_bucket_type=None,
course=None):
"""
Fetches a StudentModule instance for a given `course_id`, `student` object, and `module_descriptor`.
`xmodule_instance_args` is used to provide information for creating a track function and an XQueue callback.
These are passed, along with `grade_bucket_type`, to get_module_for_descriptor_internal, which sidesteps
the need for a Request object when instantiating an xmodule instance.
"""
# reconstitute the problem's corresponding XModule:
field_data_cache = FieldDataCache.cache_for_descriptor_descendents(
course_id, student, module_descriptor)
student_data = KvsFieldData(DjangoKeyValueStore(field_data_cache))
# get request-related tracking information from args passthrough, and supplement with task-specific
# information:
request_info = xmodule_instance_args.get(
'request_info', {}) if xmodule_instance_args is not None else {}
task_info = {
"student": student.username,
"task_id": _get_task_id_from_xmodule_args(xmodule_instance_args)
}
def make_track_function():
'''
Make a tracking function that logs what happened.
For insertion into ModuleSystem, and used by CapaModule, which will
provide the event_type (as string) and event (as dict) as arguments.
The request_info and task_info (and page) are provided here.
'''
return lambda event_type, event: task_track(
request_info, task_info, event_type, event, page='x_module_task')
xqueue_callback_url_prefix = xmodule_instance_args.get('xqueue_callback_url_prefix', '') \
if xmodule_instance_args is not None else ''
return get_module_for_descriptor_internal(
user=student,
descriptor=module_descriptor,
student_data=student_data,
course_id=course_id,
track_function=make_track_function(),
xqueue_callback_url_prefix=xqueue_callback_url_prefix,
grade_bucket_type=grade_bucket_type,
# This module isn't being used for front-end rendering
request_token=None,
# pass in a loaded course for override enabling
course=course)
def test_default_fn():
key_store = SerialDefaultKVS()
db_model = KvsFieldData(key_store)
tester = TestIntegerXblock(Mock(), db_model, Mock())
tester2 = TestIntegerXblock(Mock(), db_model, Mock())
# ensure value is not in tester before any actions
assert_false(db_model.has(tester, 'counter'))
# ensure value is same over successive calls for same DbModel
first_call = tester.counter
assert_equals(first_call, 1)
assert_equals(first_call, tester.counter)
# ensure the value is not saved in the object
assert_false(db_model.has(tester, 'counter'))
# ensure save does not save the computed default back to the object
tester.save()
assert_false(db_model.has(tester, 'counter'))
# ensure second object gets another value
second_call = tester2.counter
assert_equals(second_call, 2)
def _init_field_data_for_block(self, block):
"""
Initialize the FieldData implementation for the specified XBlock
"""
if self.user is None:
# No user is specified, so we want to throw an error if anything attempts to read/write user-specific fields
student_data_store = None
elif self.user.is_anonymous:
# This is an anonymous (non-registered) user:
assert self.user_id.startswith("anon")
kvs = EphemeralKeyValueStore()
student_data_store = KvsFieldData(kvs)
elif self.system.student_data_mode == XBlockRuntimeSystem.STUDENT_DATA_EPHEMERAL:
# We're in an environment like Studio where we want to let the
# author test blocks out but not permanently save their state.
kvs = EphemeralKeyValueStore()
student_data_store = KvsFieldData(kvs)
else:
# Use database-backed field data (i.e. store user_state in StudentModule)
context_key = block.scope_ids.usage_id.context_key
if context_key not in self.django_field_data_caches:
field_data_cache = FieldDataCache(
[block], course_id=context_key, user=self.user, asides=None, read_only=False,
)
self.django_field_data_caches[context_key] = field_data_cache
else:
field_data_cache = self.django_field_data_caches[context_key]
field_data_cache.add_descriptors_to_cache([block])
student_data_store = KvsFieldData(kvs=DjangoKeyValueStore(field_data_cache))
return SplitFieldData({
Scope.content: self.system.authored_data_store,
Scope.settings: self.system.authored_data_store,
Scope.parent: self.system.authored_data_store,
Scope.children: self.system.children_data_store,
Scope.user_state_summary: student_data_store,
Scope.user_state: student_data_store,
Scope.user_info: student_data_store,
Scope.preferences: student_data_store,
})
def test_default_fn():
key_store = SerialDefaultKVS()
field_data = KvsFieldData(key_store)
runtime = TestRuntime(services={'field-data': field_data})
tester = TestIntegerXblock(runtime, scope_ids=Mock(spec=ScopeIds))
tester2 = TestIntegerXblock(runtime, scope_ids=Mock(spec=ScopeIds))
# ensure value is not in tester before any actions
assert_false(field_data.has(tester, 'counter'))
# ensure value is same over successive calls for same DbModel
first_call = tester.counter
assert_equals(first_call, 1)
assert_equals(first_call, tester.counter)
# ensure the value is not saved in the object
assert_false(field_data.has(tester, 'counter'))
# ensure save does not save the computed default back to the object
tester.save()
assert_false(field_data.has(tester, 'counter'))
# ensure second object gets another value
second_call = tester2.counter
assert_equals(second_call, 2)
def test_default_fn():
key_store = SerialDefaultKVS()
field_data = KvsFieldData(key_store)
runtime = TestRuntime(services={'field-data': field_data})
tester = TestIntegerXblock(runtime, scope_ids=Mock(spec=ScopeIds))
tester2 = TestIntegerXblock(runtime, scope_ids=Mock(spec=ScopeIds))
# ensure value is not in tester before any actions
assert_false(field_data.has(tester, 'counter'))
# ensure value is same over successive calls for same DbModel
first_call = tester.counter
assert_equals(first_call, 1)
assert_equals(first_call, tester.counter)
# ensure the value is not saved in the object
assert_false(field_data.has(tester, 'counter'))
# ensure save does not save the computed default back to the object
tester.save()
assert_false(field_data.has(tester, 'counter'))
# ensure second object gets another value
second_call = tester2.counter
assert_equals(second_call, 2)
def _load_preview_module(request, descriptor):
"""
Return a preview XModule instantiated from the supplied descriptor.
request: The active django request
descriptor: An XModuleDescriptor
"""
student_data = KvsFieldData(SessionKeyValueStore(request))
descriptor.bind_for_student(
_preview_module_system(request, descriptor),
LmsFieldData(descriptor._field_data, student_data), # pylint: disable=protected-access
)
return descriptor
def test_inherited_field(self):
kvs = InheritanceKeyValueStore(initial_values={}, inherited_settings={'showanswer': 'inherited'})
model_data = KvsFieldData(kvs)
descriptor = self.get_descriptor(model_data)
editable_fields = descriptor.editable_metadata_fields
self.assert_field_values(
editable_fields, 'showanswer', InheritanceMixin.showanswer,
explicitly_set=False, value='inherited', default_value='inherited'
)
# Mimic the case where display_name WOULD have been inherited, except we explicitly set it.
kvs = InheritanceKeyValueStore(
initial_values={'showanswer': 'explicit'},
inherited_settings={'showanswer': 'inheritable value'}
)
model_data = KvsFieldData(kvs)
descriptor = self.get_descriptor(model_data)
editable_fields = descriptor.editable_metadata_fields
self.assert_field_values(
editable_fields, 'showanswer', InheritanceMixin.showanswer,
explicitly_set=True, value='explicit', default_value='inheritable value'
)
def test_aside_contains_tags(self):
"""
Checks that available_tags list is not empty
"""
sids = ScopeIds(user_id="bob",
block_type="bobs-type",
def_id="definition-id",
usage_id="usage-id")
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = TestRuntime(services={'field-data': field_data}) # pylint: disable=abstract-class-instantiated
xblock_aside = StructuredTagsAside(scope_ids=sids, runtime=runtime)
available_tags = xblock_aside.get_available_tags()
self.assertEquals(len(available_tags), 2, "StructuredTagsAside should contains two tag categories")
def __init__(self, user_id=None):
# TODO: Add params for user, runtime, etc. to service initialization
# Move to stevedor
services={
'field-data': KvsFieldData(WORKBENCH_KVS),
'user': WorkBenchUserService(user_id),
}
if hasattr(xblock.reference.plugins, 'FSService'):
services['fs'] = xblock.reference.plugins.FSService()
super(WorkbenchRuntime, self).__init__(ID_MANAGER, services=services)
self.id_generator = ID_MANAGER
self.user_id = user_id
def test_view_counter_state():
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = Runtime(services={'field-data': field_data})
tester = ViewCounter(runtime, scope_ids=Mock())
assert tester.views == 0
# View the XBlock five times
for i in range(5):
generated_html = tester.student_view({})
# Make sure the html fragment we're expecting appears in the body_html
assert f'<span class="views">{i + 1}</span>' in generated_html.body_html()
assert tester.views == (i + 1)
def test_view_counter_state():
key_store = DictKeyValueStore()
db_model = KvsFieldData(key_store)
tester = ViewCounter(Mock(), db_model, Mock())
assert_equals(tester.views, 0)
# View the XBlock five times
for i in xrange(5):
generated_html = tester.student_view({})
# Make sure the html fragment we're expecting appears in the body_html
assert_in('<span class="views">{0}</span>'.format(i + 1),
generated_html.body_html())
assert_equals(tester.views, i + 1)
def setUp(self):
"""
Create a stub XBlock backed by in-memory storage.
"""
self.runtime = mock.MagicMock(Runtime)
self.field_data = KvsFieldData(kvs=DictKeyValueStore())
self.scope_ids = ScopeIds('Bob', 'mutablestubxblock', '123', 'import')
self.xblock = StubXBlockWithMutableFields(self.runtime, self.field_data, self.scope_ids)
self.fake_children_locations = [
BlockUsageLocator(CourseLocator('org', 'course', 'run'), 'mutablestubxblock', 'child1'),
BlockUsageLocator(CourseLocator('org', 'course', 'run'), 'mutablestubxblock', 'child2'),
]
super(UpdateLocationTest, self).setUp()
def _load_preview_module(request, descriptor):
"""
Return a preview XModule instantiated from the supplied descriptor. Will use mutable fields
if XModule supports an author_view. Otherwise, will use immutable fields and student_view.
request: The active django request
descriptor: An XModuleDescriptor
"""
student_data = KvsFieldData(SessionKeyValueStore(request))
if _has_author_view(descriptor):
field_data = CmsFieldData(descriptor._field_data, student_data) # pylint: disable=protected-access
else:
field_data = LmsFieldData(descriptor._field_data, student_data) # pylint: disable=protected-access
descriptor.bind_for_student(_preview_module_system(request, descriptor),
field_data)
return descriptor
def __init__(self, load_error_modules):
xmlstore = XMLModuleStore("data_dir", source_dirs=[],
load_error_modules=load_error_modules)
course_id = CourseKey.from_string('/'.join([ORG, COURSE, 'test_run']))
course_dir = "test_dir"
error_tracker = Mock()
super(DummySystem, self).__init__(
xmlstore=xmlstore,
course_id=course_id,
course_dir=course_dir,
error_tracker=error_tracker,
load_error_modules=load_error_modules,
field_data=KvsFieldData(DictKeyValueStore()),
)
def make_xblock(xblock_name, xblock_cls, attributes):
"""
Helper to construct XBlock objects
"""
runtime = WorkbenchRuntime()
key_store = DictKeyValueStore()
db_model = KvsFieldData(key_store)
ids = generate_scope_ids(runtime, xblock_name)
xblock = xblock_cls(runtime, db_model, scope_ids=ids)
xblock.category = Mock()
xblock.location = Mock(html_id=Mock(return_value='sample_element_id'), )
xblock.runtime = Mock(hostname='localhost', )
xblock.course_id = 'course-v1:edX+DemoX+Demo_Course'
for key, value in attributes.items():
setattr(xblock, key, value)
return xblock
def __init__(self, load_error_modules, course_id=None):
xmlstore = XMLModuleStore("data_dir", source_dirs=[],
load_error_modules=load_error_modules)
if course_id is None:
course_id = CourseKey.from_string('/'.join([ORG, COURSE, 'test_run']))
course_dir = "test_dir"
error_tracker = Mock()
super(DummySystem, self).__init__( # lint-amnesty, pylint: disable=super-with-arguments
xmlstore=xmlstore,
course_id=course_id,
course_dir=course_dir,
error_tracker=error_tracker,
load_error_modules=load_error_modules,
field_data=KvsFieldData(DictKeyValueStore()),
)
def __init__(self, load_error_modules):
xmlstore = XMLModuleStore("data_dir",
course_dirs=[],
load_error_modules=load_error_modules)
course_id = SlashSeparatedCourseKey(ORG, COURSE, 'test_run')
course_dir = "test_dir"
error_tracker = Mock()
super(DummySystem, self).__init__(
xmlstore=xmlstore,
course_id=course_id,
course_dir=course_dir,
error_tracker=error_tracker,
load_error_modules=load_error_modules,
field_data=KvsFieldData(DictKeyValueStore()),
)
def __init__(self, load_error_modules):
xmlstore = XMLModuleStore("data_dir", course_dirs=[],
load_error_modules=load_error_modules)
course_id = "/".join([ORG, COURSE, 'test_run'])
course_dir = "test_dir"
error_tracker = Mock()
parent_tracker = Mock()
super(DummySystem, self).__init__(
xmlstore=xmlstore,
course_id=course_id,
course_dir=course_dir,
error_tracker=error_tracker,
parent_tracker=parent_tracker,
load_error_modules=load_error_modules,
field_data=KvsFieldData(DictKeyValueStore()),
id_reader=LocationReader(),
)
def get_module_for_descriptor(user,
request,
descriptor,
field_data_cache,
course_key,
position=None,
wrap_xmodule_display=True,
grade_bucket_type=None,
static_asset_path='',
disable_staff_debug_info=False,
course=None):
"""
Implements get_module, extracting out the request-specific functionality.
disable_staff_debug_info : If this is True, exclude staff debug information in the rendering of the module.
See get_module() docstring for further details.
"""
track_function = make_track_function(request)
xqueue_callback_url_prefix = get_xqueue_callback_url_prefix(request)
user_location = getattr(request, 'session', {}).get('country_code')
student_kvs = DjangoKeyValueStore(field_data_cache)
if is_masquerading_as_specific_student(user, course_key):
student_kvs = MasqueradingKeyValueStore(student_kvs, request.session)
student_data = KvsFieldData(student_kvs)
return get_module_for_descriptor_internal(
user=user,
descriptor=descriptor,
student_data=student_data,
course_id=course_key,
track_function=track_function,
xqueue_callback_url_prefix=xqueue_callback_url_prefix,
position=position,
wrap_xmodule_display=wrap_xmodule_display,
grade_bucket_type=grade_bucket_type,
static_asset_path=static_asset_path,
user_location=user_location,
request_token=xblock_request_token(request),
disable_staff_debug_info=disable_staff_debug_info,
course=course)
def __init__(self, load_error_modules, library=False):
if library:
xmlstore = LibraryXMLModuleStore("data_dir", source_dirs=[], load_error_modules=load_error_modules)
else:
xmlstore = XMLModuleStore("data_dir", source_dirs=[], load_error_modules=load_error_modules)
course_id = SlashSeparatedCourseKey(ORG, COURSE, 'test_run')
course_dir = "test_dir"
error_tracker = Mock()
super(DummySystem, self).__init__(
xmlstore=xmlstore,
course_id=course_id,
course_dir=course_dir,
error_tracker=error_tracker,
load_error_modules=load_error_modules,
mixins=(InheritanceMixin, XModuleMixin),
field_data=KvsFieldData(DictKeyValueStore()),
)
def test_db_model_keys():
# Tests that updates to fields are properly recorded in the KeyValueStore,
# and that the keys have been constructed correctly
key_store = DictKeyValueStore()
field_data = KvsFieldData(key_store)
runtime = TestRuntime(Mock(), mixins=[TestMixin], services={"field-data": field_data})
tester = runtime.construct_xblock_from_class(TestXBlock, ScopeIds("s0", "TestXBlock", "d0", "u0"))
assert_false(field_data.has(tester, "not a field"))
for field in tester.fields.values():
new_value = "new " + field.name
assert_false(field_data.has(tester, field.name))
if isinstance(field, List):
new_value = [new_value]
setattr(tester, field.name, new_value)
# Write out the values
tester.save()
# Make sure everything saved correctly
for field in tester.fields.values():
assert_true(field_data.has(tester, field.name))
def get_key_value(scope, user_id, block_scope_id, field_name):
"""Gets the value, from `key_store`, of a Key with the given values."""
new_key = KeyValueStore.Key(scope, user_id, block_scope_id, field_name)
return key_store.db_dict[new_key]
# Examine each value in the database and ensure that keys were constructed correctly
assert_equals("new content", get_key_value(Scope.content, None, "d0", "content"))
assert_equals("new settings", get_key_value(Scope.settings, None, "u0", "settings"))
assert_equals("new user_state", get_key_value(Scope.user_state, "s0", "u0", "user_state"))
assert_equals("new preferences", get_key_value(Scope.preferences, "s0", "TestXBlock", "preferences"))
assert_equals("new user_info", get_key_value(Scope.user_info, "s0", None, "user_info"))
assert_equals("new by_type", get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, "TestXBlock", "by_type"))
assert_equals("new for_all", get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, "for_all"))
assert_equals("new user_def", get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), "s0", "d0", "user_def"))
assert_equals("new agg_global", get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, "agg_global"))
assert_equals("new agg_type", get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, "TestXBlock", "agg_type"))
assert_equals("new agg_def", get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, "d0", "agg_def"))
assert_equals("new agg_usage", get_key_value(Scope.user_state_summary, None, "u0", "agg_usage"))
assert_equals("new mixin_content", get_key_value(Scope.content, None, "d0", "mixin_content"))
assert_equals("new mixin_settings", get_key_value(Scope.settings, None, "u0", "mixin_settings"))
assert_equals("new mixin_user_state", get_key_value(Scope.user_state, "s0", "u0", "mixin_user_state"))
assert_equals("new mixin_preferences", get_key_value(Scope.preferences, "s0", "TestXBlock", "mixin_preferences"))
assert_equals("new mixin_user_info", get_key_value(Scope.user_info, "s0", None, "mixin_user_info"))
assert_equals(
"new mixin_by_type", get_key_value(Scope(UserScope.NONE, BlockScope.TYPE), None, "TestXBlock", "mixin_by_type")
)
assert_equals(
"new mixin_for_all", get_key_value(Scope(UserScope.NONE, BlockScope.ALL), None, None, "mixin_for_all")
)
assert_equals(
"new mixin_user_def", get_key_value(Scope(UserScope.ONE, BlockScope.DEFINITION), "s0", "d0", "mixin_user_def")
)
assert_equals(
"new mixin_agg_global", get_key_value(Scope(UserScope.ALL, BlockScope.ALL), None, None, "mixin_agg_global")
)
assert_equals(
"new mixin_agg_type", get_key_value(Scope(UserScope.ALL, BlockScope.TYPE), None, "TestXBlock", "mixin_agg_type")
)
assert_equals(
"new mixin_agg_def", get_key_value(Scope(UserScope.ALL, BlockScope.DEFINITION), None, "d0", "mixin_agg_def")
)
assert_equals("new mixin_agg_usage", get_key_value(Scope.user_state_summary, None, "u0", "mixin_agg_usage"))
