AAI-2208 Robot tests for CCVPN and relationships

Add relationship to relationship-list
Add vpn-binding keywords
Update connectivity keywords
Update test cases to relate connectivity to vpn-binding and vice-versa

Change-Id: Id23f4603f0df47e737adf481d8b6308a64936ba0
Issue-ID: AAI-2208
Signed-off-by: Keong Lim <keong.lim@huawei.com>
diff --git a/robot/resources/aai/add-relationship-list.robot b/robot/resources/aai/add-relationship-list.robot
new file mode 100644
index 0000000..056b896
--- /dev/null
+++ b/robot/resources/aai/add-relationship-list.robot
@@ -0,0 +1,43 @@
+*** Settings ***
+Documentation     Operations on relationship-list sub-object in AAI,
+...    using specified base URL path including API version where it is implemented,
+...    relies on system to choose default EdgeRule for the pair of object classes
+
+Resource    ../json_templater.robot
+Resource    aai_interface.robot
+Resource    api_version_properties.robot
+Library    OperatingSystem
+Library    Collections
+
+
+*** Variables ***
+${AAI_RELATIONSHIPLIST_PATH}=      relationship-list
+${AAI_RELATIONSHIP_PATH}=      ${AAI_RELATIONSHIPLIST_PATH}/relationship
+${AAI_ADD_RELATIONSHIP_BODY}=    robot/assets/templates/aai/add-relationship.template
+${AAI_RELATIONSHIP_DEPTH}=    ?depth=1
+
+*** Keywords ***
+Add Relationship
+    [Documentation]    Adds Relationship sub-object to existing object in AAI
+    [Arguments]    ${api_version_base_object_url}  ${related_class_name}  ${related_object_url}
+    ${arguments}=    Create Dictionary     related_class_name=${related_class_name}  related_object_url=${related_object_url}
+    ${data}=    Fill JSON Template File    ${AAI_ADD_RELATIONSHIP_BODY}    ${arguments}
+    ${put_resp}=    Run A&AI Put Request     ${api_version_base_object_url}/${AAI_RELATIONSHIP_PATH}     ${data}
+    ${status_string}=    Convert To String    ${put_resp.status_code}
+    Should Match Regexp    ${status_string}     ^(201|200)$
+
+Get RelationshipList
+    [Documentation]   Return RelationshipList of the object in AAI
+    [Arguments]    ${api_version_base_object_url}
+    ${resp}=  Get Object With Depth  ${api_version_base_object_url}
+    Log    Returning response ${resp['${AAI_RELATIONSHIPLIST_PATH}']}
+    [Return]  ${resp['${AAI_RELATIONSHIPLIST_PATH}']}
+
+Get Object With Depth
+    [Documentation]   Return Object with Depth parameter to show RelationshipList
+    [Arguments]    ${api_version_base_object_url}
+    ${resp}=    Run A&AI Get Request     ${api_version_base_object_url}${AAI_RELATIONSHIP_DEPTH}
+    Should Be Equal As Strings  ${resp.status_code}     200
+    Log    Returning response ${resp.json()}
+    [Return]  ${resp.json()}
+