updated tests on 412 for SOL003 VNFLCM

SOL003/VNFLifecycleManagement-API/IndividualVNFInstance.robot

@@ -65,13 +65,13 @@ PATCH Individual VNFInstance
 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:  ETag mismatch
+    ...    Test objective: The objective is to test that modification of a VNF instance resource fails when a precondition given in an HTTP request header is not fulfilled due to an ETag mismatch
+    ...    an existing VNF instance resource
     ...    Reference: Clause 5.4.3.3.4 - ETSI GS NFV-SOL 003 [1] v2.8.1
     ...    Config ID: Config_prod_VNFM
     ...    Applicability: none
-    ...    Post-Conditions: VNFInstance not modified
-    PATCH individual vnfInstance
+    ...    Post-Conditions: none
+    PATCH individual vnfInstance - Etag mismatch
     Check HTTP Response Status Code Is    412
     Check HTTP Response Body Json Schema Is    ProblemDetails
 

SOL003/VNFLifecycleManagement-API/VnfLcmMntOperationKeywords.robot

@@ -559,6 +559,19 @@ PATCH individual vnfInstance
     ${outputResponse}=    Output    response
 	Set Global Variable    ${response}    ${outputResponse} 
 
+PATCH individual vnfInstance - Etag mismatch
+    log    Trying to modify an individual VNF instance
+    Set Headers    {"Accept":"${ACCEPT}"}  
+    Set Headers    {"Content-Type": "${CONTENT_TYPE_PATCH}"}
+    Set Headers    {"If-Match": "${invalid_etag}"}
+    Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"${AUTHORIZATION_HEADER}":"${AUTHORIZATION_TOKEN}"}
+    Run Keyword If    ${check_descriptors} == 1    PARSE the Descriptor File
+    ${template}=    Get File    jsons/patchBodyRequest.json
+    ${body}=        Format String   ${template}     vnfdId=${Descriptor_ID}    vnfdVersion= ${Descriptor_Version}
+    Patch    ${apiRoot}/${apiName}/${apiMajorVersion}/vnf_instances/${vnfInstanceId}    ${body}	
+    ${outputResponse}=    Output    response
+	Set Global Variable    ${response}    ${outputResponse}
+	
 DELETE individual vnfInstance
     log    Trying to delete an individual VNF instance
     Run Keyword If    ${AUTH_USAGE} == 1    Set Headers    {"${AUTHORIZATION_HEADER}":"${AUTHORIZATION_TOKEN}"}

SOL003/VNFLifecycleManagement-API/environment/variables.txt

@@ -17,6 +17,8 @@ ${apiMajorVersion}     v1
 ${CancelMode}    GRACEFUL
 ${VNFM_DUPLICATION}    0
 
+${invalid_etag}    invalid etag
+
 ${NFVO_HOST}      localhost    # Hostname of the NFVO
 ${NFVO_PORT}      8081    # Listening port of the NFVO
 ${NFVO_SCHEMA}    https