Add Idempotent IT cases for vrrp, vrf, vtp (#28895)

test/integration/targets/nxos_vrf/tests/common/sanity.yaml

@@ -1,15 +1,49 @@
 ---
 - debug: msg="START TRANSPORT:{{ connection.transport }} nxos_vrf sanity test"
 
-- name: Ensure ntc VRF exists on switch
-  nxos_vrf:
-    vrf: ntc
-    provider: "{{ connection }}"
+- block:
+  - name: Ensure ntc VRF exists on switch
+    nxos_vrf: &configure
+      vrf: ntc
+      admin_state: down
+      description: testing
+      #vni: 5000
+      #rd: auto
+      provider: "{{ connection }}"
+    register: result
 
-- name: Ensure ntc VRF does not exist on switch
-  nxos_vrf:
-    vrf: ntc
-    state: absent
-    provider: "{{ connection }}"
+  - assert: &true
+      that:
+        - "result.changed == true"
+
+  - name: "Conf Idempotence"
+    nxos_vrf: *configure
+    register: result
+
+  - assert: &false
+      that:
+        - "result.changed == false"
+
+  - name: Ensure ntc VRF does not exist on switch
+    nxos_vrf: &remove
+      vrf: ntc
+      admin_state: down
+      description: testing
+      #vni: 5000
+      #rd: auto
+      state: absent
+      provider: "{{ connection }}"
+    register: result
+
+  - assert: *true
+
+  - pause:
+      seconds: 30
+
+  - name: "Remove Idempotence"
+    nxos_vrf: *remove
+    register: result
+
+  - assert: *false
 
 - debug: msg="END TRANSPORT:{{ connection.transport }} nxos_vrf sanity test"