postgresql_query: fix datetime.timedelta type handling (#51)

* postgresql_query: fix datetime.timedelta type handling

* Add changelog fragment

* Fix CI

Co-authored-by: Andrew Klychkov <andrew.klychkov@gmail.com>

changelogs/fragments/51-postgresql_query_fix_datetime_timedelta_type_handling.yml

@@ -0,0 +1,2 @@
+bugfixes:
+- postgresql_query - fix datetime.timedelta type handling (https://github.com/ansible-collections/community.postgresql/issues/47).

plugins/modules/postgresql_query.py

@@ -272,6 +272,7 @@
     # ansible.module_utils.postgres
     pass
 
+import datetime
 import decimal
 import re
 
@@ -450,6 +451,9 @@ def main():
                         if isinstance(val, decimal.Decimal):
                             row[key] = float(val)
 
+                        elif isinstance(val, datetime.timedelta):
+                            row[key] = str(val)
+
                     query_result.append(row)
 
             except Psycopg2ProgrammingError as e:

tests/integration/targets/postgresql_query/tasks/postgresql_query_initial.yml

@@ -571,3 +571,37 @@
 - assert:
     that:
     - result.rowcount == 1
+
+#############################################################################
+# Issue https://github.com/ansible-collections/community.postgresql/issues/47
+- name: Get datetime.timedelta value
+  become_user: '{{ pg_user }}'
+  become: true
+  postgresql_query:
+    login_user: '{{ pg_user }}'
+    db: postgres
+    query: "SELECT EXTRACT(epoch from make_interval(secs => 3))"
+  register: result
+  when: postgres_version_resp.stdout is version('10', '>=')
+
+- assert:
+    that:
+    - result.rowcount == 1
+    - result.query_result[0]["date_part"] == 3
+  when: postgres_version_resp.stdout is version('10', '>=')
+
+- name: Get interval value
+  become_user: '{{ pg_user }}'
+  become: true
+  postgresql_query:
+    login_user: '{{ pg_user }}'
+    db: postgres
+    query: "SELECT make_interval(secs => 3)"
+  register: result
+  when: postgres_version_resp.stdout is version('10', '>=')
+
+- assert:
+    that:
+    - result.rowcount == 1
+    - result.query_result[0]["make_interval"] == "0:00:03"
+  when: postgres_version_resp.stdout is version('10', '>=')