*** Settings ***
Resource    environment/configuration.txt
# Suite setup     Expect spec    SOL003-VNFLifecycleManagement-API.yaml
Resource    environment/variables.txt 
Library    REST    ${VNFM_SCHEMA}://${VNFM_HOST}:${VNFM_PORT}  
Resource    VnfLcmMntOperationKeywords.robot
Library    OperatingSystem
Library    DependencyLibrary
Library    JSONLibrary
Library    JSONSchemaLibrary    schemas/
Documentation    This resource represents an individual VNF instance. The client can use this resource to modify and delete the 
...    underlying VNF instance, and to read information about the VNF instance.
Suite Setup    Check resource existance

*** Variables ***
${original_etag}    1234

*** Test Cases ***
Post Individual VNFInstance - Method not implemented
    [Documentation]    Test ID: 7.3.1.2.1
    ...    Test title: Post Individual VNFInstance - Method not implemented
    ...    Test objective: The objective is to test that POST method is not implemented
    ...    Pre-conditions: none
    ...    Reference: section 5.4.3.3.1 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    POST vnfInstance
	Check HTTP Response Status Code Is    405

Get Information about an individual VNF Instance
     [Documentation]    Test ID: 7.3.1.2.2
    ...    Test title: Get Information about an individual VNF Instance
    ...    Test objective: The objective is to create a new VNF instance resource
    ...    Pre-conditions: none
    ...    Reference: section 5.4.3.3.2 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    GET individual vnfInstance
    Check HTTP Response Status Code Is    200
    Check HTTP Response Body Json Schema Is    vnfInstance
    SET etag
    
PUT Individual VNFInstance - Method not implemented 
    [Documentation]    Test ID: 7.3.1.2.3
    ...    Test title: PUT Individual VNFInstance - Method not implemented
    ...    Test objective: The objective is to test that PUT method is not implemented
    ...    Pre-conditions: none
    ...    Reference: section 5.4.3.3.3 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    PUT individual vnfInstance
    Check HTTP Response Status Code Is    405
    
PATCH Individual VNFInstance
     [Documentation]    Test ID: 7.3.1.2.4
    ...    Test title: PATCH Individual VNFInstance
    ...    Test objective: This method modifies an individual VNF instance resource
    ...    Pre-conditions: none
    ...    Reference: section 5.4.3.3.4 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    PATCH individual vnfInstance
    Check HTTP Response Status Code Is    202
    Check Operation Occurrence Id

PATCH Individual VNFInstance Precondition failed
     [Documentation]    Test ID: 7.3.1.2.5
    ...    Test title: PATCH Individual VNFInstance Precondition failed
    ...    Test objective: The objective is to create a new VNF instance resource
    ...    Pre-conditions:  A precondition given in an HTTP request header is not fulfilled. Typically, this is due to an ETag mismatch, indicating that the resource was modified by another entity
    ...    Reference: section 5.4.3.3.4 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    Depends On Test    PATCH Individual VNFInstance    # If the previous test scceeded, it means that Etag has been modified
    PATCH individual vnfInstance
    Check HTTP Response Status Code Is    412
    Check HTTP Response Body Json Schema Is    ProblemDetails

PATCH Individual VNFInstance Conflict
     [Documentation]    Test ID: 7.3.1.2.6
    ...    Test title: PATCH Individual VNFInstance Precondition failed
    ...    Test objective: The objective is to create a new VNF instance resource
    ...    Pre-conditions: none
    ...    Reference: section 5.4.3.3.4 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    # TODO: Need to set the pre-condition of the test
    [Setup]    Launch another LCM operation
    PATCH individual vnfInstance
    Check HTTP Response Status Code Is    409
    Check HTTP Response Body Json Schema Is    ProblemDetails
    #[Teardown]    #We cannot know if the "scale" operation is finished easily because the 202 indicates only whether the operation has been accepted, not whether the operation has been finished

DELETE Individual VNFInstance
     [Documentation]    Test ID: 7.3.1.2.7
    ...    Test title: DELETE Individual VNFInstance
    ...    Test objective: The objective is to delete a VNF instance
    ...    Pre-conditions: none
    ...    Reference: section 5.4.3.3.5 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    DELETE individual vnfInstance
    Check HTTP Response Status Code Is    204

DELETE Individual VNFInstance Conflict
     [Documentation]    Test ID: 7.3.1.2.8
    ...    Test title: DELETE Individual VNFInstance
    ...    Test objective: The objective is to verify that The operation cannot be executed currently, due to a conflict with the state of the VNF instance resource. 
    ...    Pre-conditions: VNF instance resource is in INSTANTIATED state
    ...    Reference: section 5.4.3.3.5 - SOL003 v2.4.1
    ...    Config ID: Config_prod_VNFM
    ...    Applicability: 
    ...    Post-Conditions: 
    # TODO: Need to set the pre-condition of the test. The VnfInstance shall in INSTANTIATED state
    [Setup]    Check resource instantiated
    DELETE individual vnfInstance
    Check HTTP Response Status Code Is    409
    Check HTTP Response Body Json Schema Is    ProblemDetails
    
*** Keywords ***
Check resource existance
    Set Headers    {"Accept":"${ACCEPT}"}  
    Set Headers    {"Content-Type": "${CONTENT_TYPE}"}
    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
    Get    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId} 
    Integer    response status    200

Check resource instantiated
    Set Headers    {"Accept":"${ACCEPT}"}  
    Set Headers    {"Content-Type": "${CONTENT_TYPE}"}
    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
    Get    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId} 
    String    response body instantiationState    INSTANTIATED

Launch another LCM operation
    Set Headers  {"Accept":"${ACCEPT}"}  
    Set Headers  {"Content-Type": "${CONTENT_TYPE}"}
    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"Authorization":"${AUTHORIZATION}"}
    ${body}=    Get File    jsons/scaleVnfToLevelRequest.json
    Post    ${apiRoot}/${apiName}/${apiVersion}/vnf_instances/${vnfInstanceId}/scale_to_level    ${body}
    Integer    response status    202
SET etag
    ${etag}    Output    response headers ETag
    Set Suite Variable    ${original_etag}    ${etag}