Tests/show threads (#1509)

Add tests "SHOW THREADS"

* Exposed searchd launch into a separate block.

---------

Co-authored-by: Pavel_Shilin <[email protected]>

test/clt-tests/base/start-searchd-1.recb

@@ -0,0 +1,14 @@
+WARNING: The requested image's platform (linux/amd64) does not match the detected host platform (linux/arm64/v8) and no specific platform was requested
+––– input –––
+searchd --cpustats
+––– output –––
+Manticore 6.2.13 #!/[A-Za-z0-9]{9}@[0-9]{6}/!# dev (columnar 2.2.5 #!/[A-Za-z0-9]{9}@[0-9]{6}/!#) (secondary 2.2.5 [A-Za-z0-9]{9}@[0-9]{6}/!#)
+Copyright (c) 2001-2016, Andrew Aksyonoff
+Copyright (c) 2008-2016, Sphinx Technologies Inc (http://sphinxsearch.com)
+Copyright (c) 2017-2023, Manticore Software LTD (https://manticoresearch.com)
+#!/[0-9]{2}:[0-9]{2}\.[0-9]{3}/!# [%{NUMBER}] using config file '/etc/manticoresearch/manticore.conf' (457 chars)...
+starting daemon version '6.2.13 #!/[A-Za-z0-9]{9}@[0-9]{6}/!# dev (columnar 2.2.5 #!/[A-Za-z0-9]{9}@[0-9]{6}/!#) (secondary 2.2.5 #!/[A-Za-z0-9]{9}@[0-9]{6}/!#)' ...
+listening on all interfaces for mysql, port=9306
+listening on UNIX socket /var/run/mysqld/mysqld.sock
+listening on all interfaces for sphinx and http(s), port=9312
+listening on all interfaces for sphinx and http(s), port=9308

test/clt-tests/core/show-threads.rec

@@ -0,0 +1,16 @@
+––– block: ../base/start-searchd-1 –––
+––– input –––
+mysql -h0 -P9306 -e "SHOW THREADS\G;"
+––– output –––
+*************************** 1. row ***************************
+TID: %{NUMBER}
+Name: work_%{NUMBER}
+Proto: mysql
+State: query
+Connection from: 127.0.0.1:%{NUMBER}
+ConnID: %{NUMBER}
+This/prev job time, s: %{NUMBER}ms
+CPU activity: %{NUMBER}.%{NUMBER}%
+Jobs done: %{NUMBER}
+Thread status: working
+Info: SHOW THREADS