+# 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 [K8s-08] Simple K8s Scale.
+
+Library OperatingSystem
+Library String
+Library Collections
+Library Process
+
+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/package_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/connectivity_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/ssh_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/k8scluster_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/juju_lib.robot
+
+Variables %{ROBOT_DEVOPS_FOLDER}/resources/k8s_08-simple_k8s_scaling_data.py
+
+Force Tags k8s_08 cluster_k8s daily regression sanity
+
+Suite Teardown Run Keyword And Ignore Error Suite Cleanup
+
+
+*** Variables ***
+${ns_id} ${EMPTY}
+${model_name} ${EMPTY}
+${ns_config} {vld: [ {name: mgmtnet, vim-network-name: %{VIM_MGMT_NET}} ] }
+${publickey} ${EMPTY}
+${vnf_member_index} native_k8s_scale_charm-vnf
+${action_name} changecontent
+${kdu_name} native-kdu
+${application_name} nginx
+
+*** Test Cases ***
+Create Simple K8s Scale VNF Descriptor
+ Create VNFD '%{PACKAGES_FOLDER}/${vnfd_pkg}'
+
+Create Simple K8s Scale NS Descriptor
+ Create NSD '%{PACKAGES_FOLDER}/${nsd_pkg}'
+
+Add K8s Cluster To OSM
+ Create K8s Cluster %{K8S_CREDENTIALS} ${k8scluster_version} %{VIM_TARGET} %{VIM_MGMT_NET} ${k8scluster_name}
+
+Network Service K8s Instance Test
+ ${id}= Create Network Service ${nsd_name} %{VIM_TARGET} ${ns_name} ${ns_config} ${publickey}
+ Set Suite Variable ${ns_id} ${id}
+
+Get KDU Model Name
+ [Documentation] Get the model name of the network service k8s instance
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ ${name}= Get Model Name ${ns_id} ${kdu_name}
+ Set Suite Variable ${model_name} ${name}
+
+Get Scale Count Before Scale Out
+ [Documentation] Get the scale count of the application of network service k8s instance
+
+ Variable Should Exist ${model_name} msg=Model name is not available
+ ${kdu_count}= Get Scale Number ${application_name} ${model_name}
+ Set Suite Variable ${initial_kdu_count} ${kdu_count}
+
+Perform Manual KDU Scale Out
+ [Documentation] Scale out the application of network service k8s instance.
+
+ ${ns_op_id_2}= Execute Manual VNF Scale ${ns_name} ${vnf_member_index} ${scaling_group} SCALE_OUT
+
+Check Scale Count After Scale Out
+ [Documentation] Check whether the scale count is more than one.
+
+ Variable Should Exist ${initial_kdu_count} msg=Initial KDU count is not available
+ ${kdu_count}= Get Scale Number ${application_name} ${model_name}
+ Run Keyword Unless ${kdu_count} == ${initial_kdu_count} + 1 Fail msg=There is no new KDU in the model after Scale Out
+
+Perform Manual KDU Scale In
+ [Documentation] Scale in the application of network service k8s instance.
+
+ ${ns_op_id_3}= Execute Manual VNF Scale ${ns_name} ${vnf_member_index} ${scaling_group} SCALE_IN
+
+Check Scale Count After Scale In
+ [Documentation] Check whether the scale count is one less.
+
+ ${kdu_count}= Get Scale Number ${application_name} ${model_name}
+ Run Keyword Unless ${kdu_count} == ${initial_kdu_count} Fail msg=There is the same number of KDU in the model after Scale In
+
+Delete NS K8s Instance Test
+ [Tags] cleanup
+ Delete NS ${ns_name}
+
+Remove K8s Cluster from OSM
+ [Tags] cleanup
+ Delete K8s Cluster ${k8scluster_name}
+
+Delete NS Descriptor Test
+ [Tags] cleanup
+ Delete NSD ${nsd_name}
+
+Delete VNF Descriptor Test
+ [Tags] cleanup
+ Delete VNFD ${vnfd_name}
+
+Delete VNF NS Packages
+ [Tags] cleanup
+ Delete Package '%{PACKAGES_FOLDER}/${vnfd_pkg}'
+ Delete Package '%{PACKAGES_FOLDER}/${nsd_pkg}'
+
+
+*** Keywords ***
+Suite Cleanup
+ [Documentation] Test Suit Cleanup: Deleting Descriptor, instance and vim
+ 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}
+ Run Keyword If Any Tests Failed Delete K8s Cluster ${k8scluster_name}