*** Settings ***
Resource    environment/variables.txt 
Resource    VnfLcmMntOperationKeywords.robot
Library    REST    ${VNFM_SCHEMA}://${VNFM_HOST}:${VNFM_PORT}     ssl_verify=false
Library    OperatingSystem
Library    JSONLibrary
Library    JSONSchemaLibrary    schemas/
Suite Setup    Check resource existence

*** Test Cases ***
POST Revert to VNF Snapshot Task 
    [Documentation]    Test ID: 7.3.1.39.1
    ...    Test title: POST Revert to VNF Snapshot Task
    ...    Test objective: The objective is to test that POST method requests reverting a VNF/VNFC instance to a VNF/VNFC snapshot.
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.1 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: none
    ...    Post-Conditions: in response header Location shall not be null         
    POST Revert to VNF Snapshot Task
    Check HTTP Response Status Code Is    202
    Check HTTP Location Header Contains URI of Created Resource

POST Revert to VNF Snapshot Task - NOT FOUND
    [Documentation]    Test ID: 7.3.1.39.2
    ...    Test title: POST Revert to VNF Snapshot Task - NOT FOUND
    ...    Test objective: The objective is to test that the POST method cannot request reverting to a snapshot if the task is not supported for the VNF instance represented by the parent resource. 
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.1 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: Task is not supported for the VNF instance represented by the parent resource.
    ...    Post-Conditions: none
    POST Revert to VNF Snapshot Task NOT SUPPORTED
    Check HTTP Response Status Code Is    404
    Check HTTP Response Body Json Schema Is    ProblemDetails 

POST Revert to VNF Snapshot Task - CONFLICT
    [Documentation]    Test ID: 7.3.1.39.3
    ...    Test title: POST Revert to VNF Snapshot Task - CONFLICT
    ...    Test objective: The objective is to test that the POST method cannot request reverting to a snapshot when the VNF instance is in NOT_INSTANTIATED state. 
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.1 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: VNF instance is in NOT_INSTANTIATED state.
    ...    Post-Conditions: none
    POST Revert to VNF Snapshot Task VNF_NOT_INSTANTIATED
    Check HTTP Response Status Code Is    409
    Check HTTP Response Body Json Schema Is    ProblemDetails 

GET Revert to VNF Snapshot Task - Method not implemented
    [Documentation]    Test ID: 7.3.1.39.4
    ...    Test title: GET Revert to VNF Snapshot Task - Method not implemented
    ...    Test objective: The objective is to test that GET method is not implemented
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.2 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: none
    ...    Post-Conditions: none 
    GET Revert to VNF Snapshot Task
    Check HTTP Response Status Code Is    405

PUT Revert to VNF Snapshot Task - Method not implemented
    [Documentation]    Test ID: 7.3.1.39.5
    ...    Test title: PUT Revert to VNF Snapshot Task - Method not implemented
    ...    Test objective: The objective is to test that PUT method is not implemented
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.3 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: none
    ...    Post-Conditions: none 
    PUT Revert to VNF Snapshot Task
    Check HTTP Response Status Code Is    405

PATCH Revert to VNF Snapshot Task - Method not implemented
    [Documentation]    Test ID: 7.3.1.39.6
    ...    Test title: PATCH Revert to VNF Snapshot Task - Method not implemented
    ...    Test objective: The objective is to test that PATCH method is not implemented
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.4 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: none
    ...    Post-Conditions: none 
    PATCH Revert to VNF Snapshot Task
    Check HTTP Response Status Code Is    405
    
DELETE Revert to VNF Snapshot Task - Method not implemented
    [Documentation]    Test ID: 7.3.1.39.7
    ...    Test title: DELETE Revert to sVNF Snapshot Task - Method not implemented
    ...    Test objective: The objective is to test that DELETE method is not implemented
    ...    Pre-conditions: none
    ...    Reference: Clause 5.4.22.3.5 - ETSI GS NFV-SOL 003 [1] v3.3.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: none
    ...    Post-Conditions: none 
    DELETE Revert to VNF Snapshot Task
    Check HTTP Response Status Code Is    405

*** Keywords ***
Check resource existence
    Set Headers    {"Accept":"${ACCEPT}"}  
    Set Headers    {"Content-Type": "${CONTENT_TYPE}"}
    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"${AUTHORIZATION_HEADER}":"${AUTHORIZATION_TOKEN}"}
    Get    ${apiRoot}/${apiName}/${apiMajorVersion}/vnf_instances/${vnfInstanceId} 
    Integer    response status    200