def list(self, request):
"""
DRF view to list all catalogs.
Arguments:
request (HttpRequest): Current request
Returns:
(Response): DRF response object containing course catalogs.
"""
catalog_api = CourseCatalogApiClient(request.user)
catalogs = catalog_api.get_paginated_catalogs(request.GET)
self.ensure_data_exists(request, catalogs)
serializer = serializers.ResponsePaginationSerializer(catalogs)
return get_paginated_response(serializer.data, request)
class TestCourseCatalogApi(CourseDiscoveryApiTestMixin, unittest.TestCase):
"""
Test course catalog API methods.
"""
EMPTY_RESPONSES = (None, {}, [], set(), "")
def setUp(self):
super(TestCourseCatalogApi, self).setUp()
self.user_mock = mock.Mock(spec=User)
self.get_data_mock = self._make_patch(self._make_catalog_api_location("get_edx_api_data"))
self.catalog_api_config_mock = self._make_patch(self._make_catalog_api_location("CatalogIntegration"))
self.jwt_builder_mock = self._make_patch(self._make_catalog_api_location("JwtBuilder"))
self.api = CourseCatalogApiClient(self.user_mock)
@staticmethod
def _make_course_run(key, *seat_types):
"""
Return course_run json representation expected by CourseCatalogAPI.
"""
return {
"key": key,
"seats": [{"type": seat_type} for seat_type in seat_types]
}
_make_run = _make_course_run.__func__ # unwrapping to use within class definition
def test_get_search_results(self):
"""
Verify get_search_results of CourseCatalogApiClient works as expected.
"""
querystring = 'very'
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_search_results(querystring=querystring)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.SEARCH_ALL_ENDPOINT
assert resource_id is None
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_search_results_empty_response(self, response):
"""
Verify get_search_results of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_search_results(querystring='querystring') == []
def test_get_all_catalogs(self):
"""
Verify get_all_catalogs of CourseCatalogApiClient works as expected.
"""
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_all_catalogs()
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.CATALOGS_ENDPOINT
assert resource_id is None
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_all_catalogs_empty_response(self, response):
"""
Verify get_all_catalogs of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_all_catalogs() == []
def test_get_catalog_courses(self):
"""
Verify get_catalog_courses of CourseCatalogApiClient works as expected.
"""
catalog_id = 123
expected_result = ['item1', 'item2', 'item3']
self.get_data_mock.return_value = expected_result
actual_result = self.api.get_catalog_courses(catalog_id)
assert self.get_data_mock.call_count == 1
resource, _ = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.CATALOGS_COURSES_ENDPOINT.format(catalog_id)
assert actual_result == expected_result
@ddt.data(*EMPTY_RESPONSES)
def test_get_catalog_courses_empty_response(self, response):
"""
Verify get_catalog_courses of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_catalog_courses(catalog_id=1) == []
def test_get_course_details(self):
"""
Verify get_course_details of CourseCatalogApiClient works as expected.
"""
course_key = 'edX+DemoX'
expected_result = {"complex": "dict"}
self.get_data_mock.return_value = expected_result
actual_result = self.api.get_course_details(course_key)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.COURSES_ENDPOINT
assert resource_id == 'edX+DemoX'
assert actual_result == expected_result
@ddt.data(*EMPTY_RESPONSES)
def test_get_course_details_empty_response(self, response):
"""
Verify get_course_details of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_course_details(course_id='edX+DemoX') == {}
def test_get_catalog(self):
"""
Verify get_catalog of CourseCatalogApiClient works as expected.
"""
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_catalog(catalog_id=1)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.CATALOGS_ENDPOINT
assert resource_id is 1
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_catalog_empty_response(self, response):
"""
Verify get_catalog of CourseCatalogApiClient works as expected.
"""
self.get_data_mock.return_value = response
assert self.api.get_catalog(catalog_id=1) == []
def test_get_paginated_catalog_courses(self):
"""
Verify get_paginated_catalog_courses of CourseCatalogApiClient works as expected.
"""
catalog_id = 1
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_paginated_catalog_courses(catalog_id=catalog_id)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.CATALOGS_COURSES_ENDPOINT.format(catalog_id)
assert resource_id is None
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_paginated_catalog_courses_empty_response(self, response):
"""
Verify get_paginated_catalog_courses of CourseCatalogApiClient works as expected.
"""
self.get_data_mock.return_value = response
assert self.api.get_paginated_catalog_courses(catalog_id=1) == []
def test_get_paginated_catalogs(self):
"""
Verify get_paginated_catalogs of CourseCatalogApiClient works as expected.
"""
response_dict = {'very': 'complex', 'json': {'with': 'nested object'}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_paginated_catalogs()
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.CATALOGS_ENDPOINT
assert resource_id is None
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_paginated_catalogs_empty_response(self, response):
"""
Verify get_paginated_catalogs of CourseCatalogApiClient works as expected for an empty response.
"""
self.get_data_mock.return_value = response
assert self.api.get_paginated_catalog_courses(catalog_id=1) == []
@ddt.data(
"course-v1:JediAcademy+AppliedTelekinesis+T1",
"course-v1:TrantorAcademy+Psychohistory101+T1",
"course-v1:StarfleetAcademy+WarpspeedNavigation+T2337",
"course-v1:SinhonCompanionAcademy+Calligraphy+TermUnknown",
"course-v1:CampArthurCurrie+HeavyWeapons+T2245_5",
)
def test_get_course_run(self, course_run_id):
"""
Verify get_course_run of CourseCatalogApiClient works as expected.
"""
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_course_run(course_run_id)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.COURSE_RUNS_ENDPOINT
assert resource_id is course_run_id
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_course_run_empty_response(self, response):
"""
Verify get_course_run of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_course_run("any") == {}
@ddt.data("Apollo", "Star Wars", "mk Ultra")
def test_get_program_by_uuid(self, program_id):
"""
Verify get_program_by_uuid of CourseCatalogApiClient works as expected.
"""
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_program_by_uuid(program_id)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.PROGRAMS_ENDPOINT
assert resource_id is program_id
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_program_by_uuid_empty_response(self, response):
"""
Verify get_program_by_uuid of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_program_by_uuid("any") is None
@ddt.unpack
@ddt.data(
("mk Ultra", [{'title': "Star Wars"}], None),
("Star Wars", [{'title': "Star Wars"}], {'title': "Star Wars"}),
(
"Apollo",
[{'title': "Star Wars"}, {'title': "Apollo", "uuid": "Apollo11"}],
{'title': "Apollo", "uuid": "Apollo11"}
),
)
def test_get_program_by_title(self, program_title, response, expected_result):
"""
Verify get_program_by_title of CourseCatalogApiClient works as expected.
"""
self.get_data_mock.return_value = response
actual_result = self.api.get_program_by_title(program_title)
assert self.get_data_mock.call_count == 1
resource, _ = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.PROGRAMS_ENDPOINT
assert actual_result == expected_result
@ddt.data(*EMPTY_RESPONSES)
def test_get_program_by_title_empty_response(self, response):
"""
Verify get_program_by_title of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_program_by_title("any") is None
def test_get_program_by_title_raise_multiple_match(self):
"""
Verify get_program_by_title of CourseCatalogApiClient works as expected for when there are multiple matches.
"""
self.get_data_mock.return_value = [
{'title': "Apollo", "uuid": "Apollo11"},
{'title': "Apollo", "uuid": "Apollo12"}
]
with raises(CourseCatalogApiError):
self.api.get_program_by_title("Apollo")
@ddt.data("MicroMasters Certificate", "Professional Certificate", "XSeries Certificate")
def test_get_program_type_by_slug(self, slug):
"""
Verify get_program_type_by_slug of CourseCatalogApiClient works as expected.
"""
response_dict = {"very": "complex", "json": {"with": " nested object"}}
self.get_data_mock.return_value = response_dict
actual_result = self.api.get_program_type_by_slug(slug)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.PROGRAM_TYPES_ENDPOINT
assert resource_id is slug
assert actual_result == response_dict
@ddt.data(*EMPTY_RESPONSES)
def test_get_program_type_by_slug_empty_response(self, response):
"""
Verify get_program_type_by_slug of CourseCatalogApiClient works as expected for empty responses.
"""
self.get_data_mock.return_value = response
assert self.api.get_program_type_by_slug('slug') is None
@ddt.unpack
@ddt.data(
# single run
(("c1",), [_make_run("c1", "prof", "audit")], {"prof", "audit"}),
# multiple runs - intersection
(("c1", "c2"), [_make_run("c1", "prof", "audit"), _make_run("c2", "prof")], {"prof"}),
# multiple runs, one of which is empty
(("c1", "c2"), [_make_run("c1"), _make_run("c2", "prof")], set()),
# multiple runs, one of which is empty - other way around
(("c1", "c2"), [_make_run("c2", "prof"), _make_run("c1")], set()),
# run(s) not found
(("c1", "c3", "c4"), [_make_run("c1"), _make_run("c2", "prof")], set()),
)
def test_get_common_course_modes(self, course_runs, response, expected_result):
"""
Verify get_common_course_modes of CourseCatalogApiClient works as expected.
"""
def get_course_run(*args, **kwargs): # pylint: disable=unused-argument
"""
Return course run data from `reponse` argument by key.
"""
resource_id = kwargs.get("resource_id")
try:
return next(item for item in response if item["key"] == resource_id)
except StopIteration:
return {}
self.get_data_mock.side_effect = get_course_run
actual_result = self.api.get_common_course_modes(course_runs)
assert actual_result == expected_result
@ddt.data(
(23, 'course-v1:org+course+basic_course', {'courses': {}}, False, True),
(
45,
'course-v1:org+course+fancy_course',
{
'courses': {
'course-v1:org+course+fancy_course': True
}
},
True,
True
),
(
93,
'course-v1:org+course+my_course',
{
'courses': {
'course-v1:org+course+my_course': False
}
},
False,
True
),
(23, 'basic_course', {'courses': {}}, False, False),
(
45,
'fancy_course',
{
'courses': {
'fancy_course': True
}
},
True,
False
),
(93, 'my_course', {'courses': {'my_course': False}}, False, False)
)
@ddt.unpack
@mock.patch('enterprise.api_client.discovery.course_discovery_api_client')
def test_is_course_in_catalog(
self,
catalog_id,
course_id,
api_resp,
expected,
is_a_course_run,
mock_discovery_client_factory
):
"""
Test the API client that checks to determine if a given course ID is present
in the given catalog.
"""
discovery_client = mock_discovery_client_factory.return_value
discovery_client.catalogs.return_value.contains.get.return_value = api_resp
self.api = CourseCatalogApiClient(self.user_mock)
assert self.api.is_course_in_catalog(catalog_id, course_id) == expected
discovery_client.catalogs.assert_called_once_with(catalog_id)
if is_a_course_run:
discovery_client.catalogs.return_value.contains.get.assert_called_once_with(course_run_id=course_id)
else:
discovery_client.catalogs.return_value.contains.get.assert_called_once_with(course_id=course_id)
@ddt.data(
(None, []),
({}, []),
(
{
'courses': [
{'key': 'first+key'},
{'key': 'second+key'}
]
},
[
'first+key',
'second+key'
]
)
)
@ddt.unpack
def test_get_program_course_keys(self, response_body, expected_result):
self.get_data_mock.return_value = response_body
result = self.api.get_program_course_keys('fake-uuid')
assert result == expected_result
@ddt.data(
(
"course-v1:JediAcademy+AppliedTelekinesis+T1",
{"course_runs": [{"key": "course-v1:JediAcademy+AppliedTelekinesis+T1"}]},
"JediAcademy+AppliedTelekinesis",
{"key": "course-v1:JediAcademy+AppliedTelekinesis+T1"}
),
(
"course-v1:JediAcademy+AppliedTelekinesis+T1",
{},
"JediAcademy+AppliedTelekinesis",
None
),
(
"course-v1:JediAcademy+AppliedTelekinesis+T1",
{"course_runs": [
{"key": "course-v1:JediAcademy+AppliedTelekinesis+T222"},
{"key": "course-v1:JediAcademy+AppliedTelekinesis+T1"}
]},
"JediAcademy+AppliedTelekinesis",
{"key": "course-v1:JediAcademy+AppliedTelekinesis+T1"}
),
(
"course-v1:JediAcademy+AppliedTelekinesis+T1",
{"course_runs": []},
"JediAcademy+AppliedTelekinesis",
None
)
)
@ddt.unpack
def test_get_course_and_course_run(
self,
course_run_id,
response_dict,
expected_resource_id,
expected_course_run
):
"""
Verify get_course_and_course_run of CourseCatalogApiClient works as expected.
"""
self.get_data_mock.return_value = response_dict
expected_result = response_dict, expected_course_run
actual_result = self.api.get_course_and_course_run(course_run_id)
assert self.get_data_mock.call_count == 1
resource, resource_id = self._get_important_parameters(self.get_data_mock)
assert resource == CourseCatalogApiClient.COURSES_ENDPOINT
assert resource_id == expected_resource_id
assert actual_result == expected_result
@ddt.data(*EMPTY_RESPONSES)
def test_load_data_with_exception(self, default):
"""
``_load_data`` returns a default value given an exception.
"""
self.get_data_mock.side_effect = HttpClientError
assert self.api._load_data('', default=default) == default # pylint: disable=protected-access