fix: report change in check mode when schema exists and state is absent (#858)

* fix: report change in check mode when schema exists and state is absent

* AZP: add RHEL 10.0 to devel remote target (#859)

* AZP: add RHEL 10.0 to devel remote target

* Update README

---------

Co-authored-by: Andrew Klychkov <[email protected]>

Author: allartk

changelogs/fragments/858-negated-change-report.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - postgresql_schema - change reported in check_mode was negated. Now it reports a change when removing an existing schema (https://github.com/ansible-collections/community.postgresql/pull/858)

plugins/modules/postgresql_schema.py

@@ -288,7 +288,7 @@ def main():
     try:
         if module.check_mode:
             if state == "absent":
-                changed = not schema_exists(cursor, schema)
+                changed = schema_exists(cursor, schema)
             elif state == "present":
                 changed = not schema_matches(cursor, schema, owner, comment)
             module.exit_json(changed=changed, schema=schema)

tests/integration/targets/postgresql_schema/tasks/postgresql_schema_initial.yml

@@ -99,7 +99,7 @@
 # Checks
 - assert:
     that:
-      - result is not changed
+      - result is changed
 
 - name: Check that the new schema "acme" still exists
   become: true