Add test filter assigned users by role

tests/integration/test_userstories.py

@@ -716,6 +716,34 @@ def test_api_filter_by_assigned_users(client):
     assert number_of_userstories == 2
 
 
+def test_api_filter_by_role(client):
+    project = f.ProjectFactory.create()
+    role1 = f.RoleFactory.create()
+
+    user = f.UserFactory(is_superuser=True)
+    user2 = f.UserFactory(is_superuser=True)
+    f.MembershipFactory.create(user=user2, project=project, role=role1)
+
+    userstory = f.create_userstory(owner=user, subject="test 2 users",
+                                   assigned_to=user,
+                                   assigned_users=[user.id, user2.id],
+                                   project=project)
+    f.create_userstory(
+        owner=user, subject="test 1 user", assigned_to=user,
+        assigned_users=[user.id],
+        project=project
+    )
+
+    url = reverse("userstories-list") + "?role=%s" % (role1.id)
+
+    client.login(userstory.owner)
+    response = client.get(url)
+    number_of_userstories = len(response.data)
+
+    assert response.status_code == 200
+    assert number_of_userstories == 1
+
+
 @pytest.mark.parametrize("field_name", ["estimated_start", "estimated_finish"])
 def test_api_filter_by_milestone__estimated_start_and_end(client, field_name):
     user = f.UserFactory(is_superuser=True)