test: add tests

xblocks_contrib/lti/tests/helpers.py

@@ -0,0 +1,56 @@
+"""
+Utility methods for unit tests.
+"""
+
+
+import pytest
+from path import Path as path
+from xblock.reference.user_service import UserService, XBlockUser
+
+
+class StubUserService(UserService):
+    """
+    Stub UserService for testing the sequence block.
+    """
+
+    def __init__(self,
+                 user=None,
+                 user_is_staff=False,
+                 user_role=None,
+                 anonymous_user_id=None,
+                 deprecated_anonymous_user_id=None,
+                 request_country_code=None,
+                 **kwargs):
+        self.user = user
+        self.user_is_staff = user_is_staff
+        self.user_role = user_role
+        self.anonymous_user_id = anonymous_user_id
+        self.deprecated_anonymous_user_id = deprecated_anonymous_user_id
+        self.request_country_code = request_country_code
+        self._django_user = user
+        super().__init__(**kwargs)
+
+    def get_current_user(self):
+        """
+        Implements abstract method for getting the current user.
+        """
+        user = XBlockUser()
+        if self.user and self.user.is_authenticated:
+            user.opt_attrs['edx-platform.anonymous_user_id'] = self.anonymous_user_id
+            user.opt_attrs['edx-platform.deprecated_anonymous_user_id'] = self.deprecated_anonymous_user_id
+            user.opt_attrs['edx-platform.request_country_code'] = self.request_country_code
+            user.opt_attrs['edx-platform.user_is_staff'] = self.user_is_staff
+            user.opt_attrs['edx-platform.user_id'] = self.user.id
+            user.opt_attrs['edx-platform.user_role'] = self.user_role
+            user.opt_attrs['edx-platform.username'] = self.user.username
+        else:
+            user.opt_attrs['edx-platform.username'] = 'anonymous'
+            user.opt_attrs['edx-platform.request_country_code'] = self.request_country_code
+            user.opt_attrs['edx-platform.is_authenticated'] = False
+        return user
+
+    def get_user_by_anonymous_id(self, uid=None):  # pylint: disable=unused-argument
+        """
+        Return the original user passed into the service.
+        """
+        return self.user

xblocks_contrib/lti/tests/test_lti20_unit.py

@@ -11,7 +11,7 @@
 
 from lti_2_util import LTIError
 from lti import LTIBlock
-from xmodule.tests.helpers import StubUserService
+from .helpers import StubUserService
 
 from . import get_test_system