File: fn_ps_thread_id.test

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-- source include/not_embedded.inc
# Tests for sys schema
# Verify the sys.ps_thread_id() function perfoms as expected

# Passing unknown connection id should return NULL
SELECT sys.ps_thread_id(234623462376);

# Grab the thread_id for this connection directly from Performance Schema
let $MY_THREAD_ID=`SELECT thread_id FROM performance_schema.threads
  WHERE PROCESSLIST_ID = connection_id()`;

--disable_query_log ONCE
eval SET @ps_thread_id = $MY_THREAD_ID;

SELECT sys.ps_thread_id(CONNECTION_ID()) = @ps_thread_id;

# Passing NULL should also return the current connection thread id
SELECT sys.ps_thread_id(NULL) = @ps_thread_id;