Fix regression tests for 12 and 13

Author: kovmir

expected/formats_1.out

@@ -0,0 +1,123 @@
+-- explain output on PG12/13 is missing "Async Capable"
+select setting::int < 140000 as pg12_13 from pg_settings where name = 'server_version_num';
+ pg12_13 
+---------
+ t
+(1 row)
+
+-- json output
+set pg_show_plans.plan_format = 'json';
+show pg_show_plans.plan_format;
+ pg_show_plans.plan_format 
+---------------------------
+ json
+(1 row)
+
+select * from nest();
+ level |                 plan                  
+-------+---------------------------------------
+     0 | [                                    +
+       |   "Plan": {                          +
+       |     "Node Type": "Function Scan",    +
+       |     "Parallel Aware": false,         +
+       |     "Function Name": "nest",         +
+       |     "Alias": "nest",                 +
+       |     "Startup Cost": 0.25,            +
+       |     "Total Cost": 10.25,             +
+       |     "Plan Rows": 1000,               +
+       |     "Plan Width": 36                 +
+       |   }                                  +
+       | ]
+     1 | [                                    +
+       |   "Plan": {                          +
+       |     "Node Type": "Function Scan",    +
+       |     "Parallel Aware": false,         +
+       |     "Function Name": "pg_show_plans",+
+       |     "Alias": "pg_show_plans",        +
+       |     "Startup Cost": 0.00,            +
+       |     "Total Cost": 12.50,             +
+       |     "Plan Rows": 333,                +
+       |     "Plan Width": 36,                +
+       |     "Filter": "(level >= 0)"         +
+       |   }                                  +
+       | ]
+(2 rows)
+
+-- yaml output
+set pg_show_plans.plan_format = 'yaml';
+show pg_show_plans.plan_format;
+ pg_show_plans.plan_format 
+---------------------------
+ yaml
+(1 row)
+
+select * from nest();
+ level |               plan               
+-------+----------------------------------
+     0 | Plan:                           +
+       |   Node Type: "Function Scan"    +
+       |   Parallel Aware: false         +
+       |   Function Name: "nest"         +
+       |   Alias: "nest"                 +
+       |   Startup Cost: 0.25            +
+       |   Total Cost: 10.25             +
+       |   Plan Rows: 1000               +
+       |   Plan Width: 36
+     1 | Plan:                           +
+       |   Node Type: "Function Scan"    +
+       |   Parallel Aware: false         +
+       |   Function Name: "pg_show_plans"+
+       |   Alias: "pg_show_plans"        +
+       |   Startup Cost: 0.00            +
+       |   Total Cost: 12.50             +
+       |   Plan Rows: 333                +
+       |   Plan Width: 36                +
+       |   Filter: "(level >= 0)"
+(2 rows)
+
+-- xml output
+set pg_show_plans.plan_format = 'xml';
+show pg_show_plans.plan_format;
+ pg_show_plans.plan_format 
+---------------------------
+ xml
+(1 row)
+
+select * from nest();
+ level |                           plan                           
+-------+----------------------------------------------------------
+     0 | <explain xmlns="http://www.postgresql.org/2009/explain">+
+       |   <Plan>                                                +
+       |     <Node-Type>Function Scan</Node-Type>                +
+       |     <Parallel-Aware>false</Parallel-Aware>              +
+       |     <Function-Name>nest</Function-Name>                 +
+       |     <Alias>nest</Alias>                                 +
+       |     <Startup-Cost>0.25</Startup-Cost>                   +
+       |     <Total-Cost>10.25</Total-Cost>                      +
+       |     <Plan-Rows>1000</Plan-Rows>                         +
+       |     <Plan-Width>36</Plan-Width>                         +
+       |   </Plan>                                               +
+       | </explain>
+     1 | <explain xmlns="http://www.postgresql.org/2009/explain">+
+       |   <Plan>                                                +
+       |     <Node-Type>Function Scan</Node-Type>                +
+       |     <Parallel-Aware>false</Parallel-Aware>              +
+       |     <Function-Name>pg_show_plans</Function-Name>        +
+       |     <Alias>pg_show_plans</Alias>                        +
+       |     <Startup-Cost>0.00</Startup-Cost>                   +
+       |     <Total-Cost>12.50</Total-Cost>                      +
+       |     <Plan-Rows>333</Plan-Rows>                          +
+       |     <Plan-Width>36</Plan-Width>                         +
+       |     <Filter>(level &gt;= 0)</Filter>                    +
+       |   </Plan>                                               +
+       | </explain>
+(2 rows)
+
+-- check plan format after reconnect
+\c
+show pg_show_plans.plan_format;
+ pg_show_plans.plan_format 
+---------------------------
+ xml
+(1 row)
+