+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+*** Settings ***
+Documentation [BASIC-16] Advanced onboarding with override and complex scaling (3 initial instances, scaled by two).
+
+Library OperatingSystem
+Library String
+Library Collections
+
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/vnfd_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/nsd_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/ns_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/ssh_lib.robot
+
+Variables %{ROBOT_DEVOPS_FOLDER}/resources/basic_16-advanced_onboarding_and_scaling_data.py
+
+Suite Teardown Run Keyword And Ignore Error Suite Cleanup
+
+
+*** Variables ***
+${ns_config} {vld: [ {name: mgmtnet, vim-network-name: %{VIM_MGMT_NET}} ] }
+${scaling_group} vdu_autoscale
+${vnf_member_index} 1
+
+
+*** Test Cases ***
+Create Scaling VNF Descriptor
+ [Tags] advanced_scaling sanity regression
+
+ Create VNFD Overriding Fields '%{PACKAGES_FOLDER}/${vnfd_pkg}' df.0.instantiation-level.0.vdu-level.0.number-of-instances=${init_instances};df.0.vdu-profile.0.min-number-of-instances=${min_instances};df.0.vdu-profile.0.max-number-of-instances=${max_instances};df.0.scaling-aspect.0.aspect-delta-details.deltas.0.vdu-delta.0.number-of-instances=${delta_instances}
+
+
+Create Scaling NS Descriptor
+ [Tags] advanced_scaling sanity regression
+
+ Create NSD '%{PACKAGES_FOLDER}/${nsd_pkg}'
+
+
+Instantiate Scaling Network Service
+ [Tags] advanced_scaling sanity regression
+
+ ${id}= Create Network Service ${nsd_name} %{VIM_TARGET} ${ns_name} ${ns_config} ${publickey}
+ Set Suite Variable ${ns_id} ${id}
+
+
+Get Vnf Id
+ [Tags] advanced_scaling sanity regression
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ @{vnfr_list}= Get Ns Vnfr Ids ${ns_id}
+ Log List ${vnfr_list}
+ Set Suite Variable ${vnf_id} ${vnfr_list}[0]
+
+
+Check Vdus Before Scale Out
+ [Documentation] Check the number of VDUs instances before the manual scaling.
+ [Tags] advanced_scaling sanity regression
+
+ @{vdur_list}= Get Vnf Vdur Names ${vnf_id}
+ Log List ${vdur_list}
+ ${vdurs}= Get Length ${vdur_list}
+ Set Suite Variable ${initial_vdur_count} ${vdurs}
+ Run Keyword Unless ${init_instances} == ${initial_vdur_count} Fail msg=Instantiated VDUs (${initial_vdur_count}) don't match specified number in descriptor (${init_instances})
+
+
+Perform Manual Vdu Scale Out
+ [Tags] advanced_scaling sanity regression
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ ${ns_op_id}= Execute Manual VNF Scale ${ns_name} ${vnf_member_index} ${scaling_group} SCALE_OUT
+
+
+Check Vdus After Scale Out
+ [Documentation] Check whether there is one more VDU after scaling or not.
+ [Tags] advanced_scaling sanity regression
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ @{vdur_list}= Get Vnf Vdur Names ${vnf_id}
+ Log List ${vdur_list}
+ ${vdurs}= Get Length ${vdur_list}
+ Run Keyword Unless ${vdurs} == ${initial_vdur_count} + ${delta_instances} Fail msg=VDU instances in the VNF (${vdurs}) don't match after Scale Out (${initial_vdur_count} + ${delta_instances})
+
+
+Perform Manual Vdu Scale In
+ [Tags] advanced_scaling sanity regression
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ ${ns_op_id}= Execute Manual VNF Scale ${ns_name} ${vnf_member_index} ${scaling_group} SCALE_IN
+
+
+Check Vdus After Scaling In
+ [Documentation] Check whether there is one less VDU after scaling or not.
+ [Tags] advanced_scaling sanity regression
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ @{vdur_list}= Get Vnf Vdur Names ${vnf_id}
+ Log List ${vdur_list}
+ ${vdurs}= Get Length ${vdur_list}
+ Run Keyword Unless ${vdurs} == ${initial_vdur_count} Fail msg=There is the same number of VDU records in the VNF after Scale In
+
+
+Delete NS Instance
+ [Tags] advanced_scaling sanity regression cleanup
+
+ Delete NS ${ns_name}
+
+
+Delete NS Descriptor
+ [Tags] advanced_scaling sanity regression cleanup
+
+ Delete NSD ${nsd_name}
+
+
+Delete VNF Descriptor
+ [Tags] advanced_scaling sanity regression cleanup
+
+ Delete VNFD ${vnfd_name}
+
+
+*** Keywords ***
+Suite Cleanup
+ [Documentation] Test Suite Cleanup: Deleting descriptors and NS instance
+
+ Run Keyword If Any Tests Failed Delete NS ${ns_name}
+ Run Keyword If Any Tests Failed Delete NSD ${nsd_name}
+ Run Keyword If Any Tests Failed Delete VNFD ${vnfd_name}
+