Setup featureset052 to run tempest skipped tests

Load the skipped tests in a variable that can be used to execute only
those tests when tempest_run_skipped is set to true.
Required in order to run a featureset021 like job in standalone.

Depends-On: https://review.opendev.org/724253
Change-Id: I35d5583403a82b9ca2d840a1adf0358e2de3ea46

config/general_config/featureset052.yml

@@ -31,11 +31,26 @@ tempest_undercloud: true
 tempest_overcloud: false
 tempest_workers: 2
 tempest_os_cloud: standalone
-tempest_whitelist:
+
+# This is only if we want to execute the tests on the skiplist
+# TODO(arxcruz): This needs to be modified when we have the tempest skiplist
+# tool
+skip_test_file: "{{ playbook_dir | dirname }}/vars/tempest_skip_{{ release | default('master') }}.yml"
+skip_list_tests: "{{ lookup('file', skip_test_file) | from_yaml }}"
+
+tempest_tests_skipped: "{{ skip_list_tests.known_failures | json_query('[?undercloud != `true`].test') }}"
+tempest_default_whitelist:
   - 'tempest.scenario.test_minimum_basic.TestMinimumBasicScenario'
   - 'tempest.scenario.test_network_basic_ops.TestNetworkBasicOps'
   - 'tempest.scenario.test_volume_boot_pattern.TestVolumeBootPattern'
 
+tempest_whitelist: >-
+  {% if tempest_run_skipped | default(false) | bool -%}
+  {{ tempest_tests_skipped }}
+  {%- else -%}
+  {{ tempest_default_whitelist }}
+  {%- endif -%}
+
 # Settings for os_tempest
 run_tempest: >-
   {% if release not in ['pike', 'queens', 'rocky', 'stein'] -%}