Add integration tests and fix nxos providers (#26913)

* fix issues with python3.x

* Add integration testa and fix for nxos_evpn_vni

* add nxos_evpn_vni to nxos.yaml

* fix get_vtp_config()

* add new integration tests

* fix rollback

* add integration test files

test/integration/targets/nxos_rollback/defaults/main.yaml

@@ -0,0 +1,2 @@
+---
+testcase: "*"

test/integration/targets/nxos_rollback/meta/main.yml

@@ -0,0 +1,2 @@
+dependencies:
+  - prepare_nxos_tests

test/integration/targets/nxos_rollback/tasks/cli.yaml

@@ -0,0 +1,15 @@
+---
+- name: collect all cli test cases
+  find:
+    paths: "{{ role_path }}/tests/cli"
+    patterns: "{{ testcase }}.yaml"
+  register: test_cases
+
+- name: set test_items
+  set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
+
+- name: run test case
+  include: "{{ test_case_to_run }}"
+  with_items: "{{ test_items }}"
+  loop_control:
+    loop_var: test_case_to_run

test/integration/targets/nxos_rollback/tasks/main.yaml

@@ -0,0 +1,3 @@
+---
+- { include: cli.yaml, tags: ['cli'] }
+- { include: nxapi.yaml, tags: ['nxapi'] }

test/integration/targets/nxos_rollback/tasks/nxapi.yaml

@@ -0,0 +1,28 @@
+---
+- name: collect all nxapi test cases
+  find:
+    paths: "{{ role_path }}/tests/nxapi"
+    patterns: "{{ testcase }}.yaml"
+  register: test_cases
+
+- name: set test_items
+  set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
+
+- name: enable nxapi
+  nxos_config:
+    lines:
+      - feature nxapi
+      - nxapi http port 80
+    provider: "{{ cli }}"
+
+- name: run test case
+  include: "{{ test_case_to_run }}"
+  with_items: "{{ test_items }}"
+  loop_control:
+    loop_var: test_case_to_run
+
+- name: disable nxapi
+  nxos_config:
+    lines:
+      - no feature nxapi
+    provider: "{{ cli }}"

test/integration/targets/nxos_rollback/tests/cli/sanity.yaml

@@ -0,0 +1,29 @@
+---
+- debug: msg="START TRANSPORT:CLI nxos_rollback sanity test"
+
+- name: delete existing checkpoint file
+  nxos_config: &delete
+    commands:
+      - terminal dont-ask
+      - delete backup.cfg
+    match: none
+    provider: "{{ cli }}"
+  ignore_errors: yes
+
+- name: Create checkpoint file
+  nxos_rollback:
+    checkpoint_file: backup.cfg
+    timeout: 300
+    provider: "{{ cli }}"
+
+- name: rollback to the previously created checkpoint file
+  nxos_rollback:
+    rollback_to: backup.cfg
+    timeout: 300
+    provider: "{{ cli }}"
+
+- name: cleanup checkpoint file
+  nxos_config: *delete
+  ignore_errors: yes
+
+- debug: msg="END TRANSPORT:CLI nxos_rollback sanity test"

test/integration/targets/nxos_rollback/tests/nxapi/sanity.yaml

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+---
+- debug: msg="START TRANSPORT:NXAPI nxos_rollback sanity test"
+
+- name: delete existing checkpoint file
+  nxos_config: &delete
+    commands:
+      - terminal dont-ask
+      - delete backup.cfg
+    match: none
+    provider: "{{ nxapi }}"
+  ignore_errors: yes
+
+- name: Create checkpoint file
+  nxos_rollback:
+    checkpoint_file: backup.cfg
+    timeout: 300
+    provider: "{{ nxapi }}"
+
+- name: rollback to the previously created checkpoint file
+  nxos_rollback:
+    rollback_to: backup.cfg
+    timeout: 300
+    provider: "{{ nxapi }}"
+
+- name: cleanup checkpoint file
+  nxos_config: *delete
+  ignore_errors: yes
+
+- debug: msg="END TRANSPORT:NXAPI nxos_rollback sanity test"