Functional tests for 'ui' module
--------------------------------

>>> from datetime import timedelta
>>> import functools
>>> import argparse
>>> import os
>>> import time
>>> from unittest.mock import patch

>>> import blessed
>>> from blessed.keyboard import Keystroke

>>> from pgactivity import config, data, types, ui, widgets

>>> postgres = getfixture("postgresql")

Default CLI options, passed to ui.main():
>>> defaults = {
...     "blocksize": 4096,
...     "dbname": f"{postgres.info.dbname}",
...     "durationmode": "1",
...     "help": False,
...     "host": f"{postgres.info.host}",
...     "legacy_ui": False,
...     "refresh": 2,
...     "minduration": 0,
...     "filters": [],
...     "appname": False,
...     "client": True,
...     "color": True,
...     "cpu": False,
...     "database": True,
...     "dbsize": True,
...     "tempfiles": True,
...     "walreceiver": True,
...     "mem": False,
...     "pid": True,
...     "read": False,
...     "time": False,
...     "user": True,
...     "wait": False,
...     "write": False,
...     "xmin": False,
...     "output": None,
...     "port": f"{postgres.info.port}",
...     "rds": False,
...     "username": f"{postgres.info.user}",
...     "wrap_query": False,
...     "header_show_instance": True,
...     "header_show_workers": True,
...     "header_show_system": True,
... }
>>> options = argparse.Namespace(**defaults)

>>> os.environ["LINES"] = "26"
>>> term = blessed.Terminal(force_styling=None)
>>> term.width, term.height
(80, 26)

>>> def mkconfig(value):
...     return config.Configuration(
...         name="ui-tests",
...         values={k: config.UISection(**v) for k, v in value.items()},
... )
>>> CONFIG = mkconfig({"database": {"width": 9}, "client": {"width": 12}})

>>> def run_ui(options, keys, config=CONFIG, expected_timeouts=None,
...            render_header=True, render_footer=False,
...            width=200):
...     """Wrapper to ui.main() with a fake term.inkey()."""
...
...     host = types.Host(
...         "test",
...         postgres.info.user,
...         postgres.info.host,
...         postgres.info.port,
...         postgres.info.dbname,
...     )
...     dataobj = data.Data.pg_connect(
...         host=postgres.info.host,
...         port=postgres.info.port,
...         user=postgres.info.user,
...         database=postgres.info.dbname,
...         min_duration=options.minduration,
...     )
...
...     call_args_list = []
...
...     def inkey(*, timeout):
...         call_args_list.append(timeout)
...         key = keys.pop(0)
...         if isinstance(key, dict):
...             ks = Keystroke(**key)
...         else:
...             ks = Keystroke(key)
...         if render_footer:
...             print()
...         print(term.center(f" sending key '{ks}' ", fillchar="-", width=width))
...         return ks
...
...     with patch.object(term, "inkey", new=inkey):
...         try:
...             ui.main(term, config, dataobj, host, options,
...                     render_header=render_header, render_footer=render_footer,
...                     width=width, wait_on_actions=1)
...         finally:
...             dataobj.pg_conn.close()
...
...     if expected_timeouts is not None:
...         assert call_args_list == expected_timeouts

Force local mode and mock server and system info

>>> pg_is_local_access = patch("pgactivity.data.Data.pg_is_local_access", return_value=True)
>>> pg_get_server_information = patch(
...     "pgactivity.data.Data.pg_get_server_information",
...     return_value=types.ServerInformation(
...             active_connections=1,
...             idle=1,
...             idle_in_transaction=10,
...             idle_in_transaction_aborted=0,
...             total=6,
...             max_connections=100,
...             autovacuum_workers=3,
...             autovacuum_max_workers=3,
...             logical_replication_workers=1,
...             parallel_workers=2,
...             wal_senders=1,
...             wal_receivers=0,
...             max_logical_replication_workers=8,
...             max_parallel_workers=8,
...             max_worker_processes=8,
...             max_wal_senders=10,
...             max_replication_slots=10,
...             replication_slots=10,
...             xact_count=1000,
...             total_size=20480000,
...             size_evolution=1024,
...             blks_read=1,
...             blks_hit=9,
...             cache_hit_ratio_last_snap=90.1222,
...             xact_commit=3,
...             xact_rollback=12,
...             rollback_ratio_last_snap=32.109,
...             epoch=10000,
...             uptime=timedelta(days=125, seconds=25, minutes=21, hours=3, weeks=1),
...             tps=15,
...             insert=100,
...             update=200,
...             delete=300,
...             insert_per_second=10,
...             update_per_second=20,
...             delete_per_second=30,
...             temporary_file=types.TempFileInfo(
...                 temp_files=5,
...                 temp_bytes=12054865,
...             ),
...             max_dbname_length=27,
...             waiting=3,))
>>> mem_swap_load = patch(
...     "pgactivity.activities.mem_swap_load",
...     return_value=(types.MemoryInfo(used=2, buff_cached=4, free=2, total=8),
...                   types.SwapInfo(used=1, free=1, total=2),
...                   types.LoadAverage(avg1=1, avg5=5, avg15=15)))
>>> ps_complete = patch(
...     "pgactivity.activities.ps_complete",
...     return_value=([], types.IOCounter(100,200), types.IOCounter(200,300)))
>>> ps_complete = patch(
...     "pgactivity.activities.ps_complete",
...     return_value=([], types.IOCounter(100,200), types.IOCounter(200,300)))
>>> pg_get_server_information.start()
<MagicMock name='pg_get_server_information' id='...'>
>>> mem_swap_load.start()
<MagicMock name='mem_swap_load' id='...'>
>>> ps_complete.start()
<MagicMock name='ps_complete' id='...'>
>>> pg_is_local_access.start()
<MagicMock name='pg_is_local_access' id='...'>

No activity, first screen followed by help screen:

>>> run_ui(options, ["s", "o", "i", "h", "z", "q"])  # doctest: +ELLIPSIS
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
 * Global: 132 days, 3 hours and 21 minutes uptime, 19.53M dbs size - 1.00K/s growth, 90.12% cache hit ratio, 32.11% rollback ratio
   Sessions: 6/100 total, 1 active, 1 idle, 10 idle in txn, 0 idle in txn abrt, 3 waiting
   Activity: 15 tps, 10 insert/s, 20 update/s, 30 delete/s, 5 temp files, 11.50M temp size
 * Worker processes: 3/8 total, 1/8 logical workers, 2/8 parallel workers
   Other processes & info: 3/3 autovacuum workers, 1/10 wal senders, 0 wal receivers, 10/10 repl. slots
 * Mem.: 8B total, 2B (25.00%) free, 2B (25.00%) used, 4B (50.00%) buff+cached
   Swap: 2B total, 1B (50.00%) free, 1B (50.00%) used
   IO: 300/s max iops, 200B/s - 100/s read, 300B/s - 200/s write
   Load average: 1 5 15
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT IOW              state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 's' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
 * Global: 132 days, 3 hours and 21 minutes uptime, 19.53M dbs size - 1.00K/s growth, 90.12% cache hit ratio, 32.11% rollback ratio
   Sessions: 6/100 total, 1 active, 1 idle, 10 idle in txn, 0 idle in txn abrt, 3 waiting
   Activity: 15 tps, 10 insert/s, 20 update/s, 30 delete/s, 5 temp files, 11.50M temp size
 * Worker processes: 3/8 total, 1/8 logical workers, 2/8 parallel workers
   Other processes & info: 3/3 autovacuum workers, 1/10 wal senders, 0 wal receivers, 10/10 repl. slots
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT IOW              state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'o' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
 * Global: 132 days, 3 hours and 21 minutes uptime, 19.53M dbs size - 1.00K/s growth, 90.12% cache hit ratio, 32.11% rollback ratio
   Sessions: 6/100 total, 1 active, 1 idle, 10 idle in txn, 0 idle in txn abrt, 3 waiting
   Activity: 15 tps, 10 insert/s, 20 update/s, 30 delete/s, 5 temp files, 11.50M temp size
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT IOW              state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'i' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT IOW              state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'h' --------------------------------------------------------------------------------------------
pg_activity ... - https://github.com/dalibo/pg_activity
Released under PostgreSQL License.
<BLANKLINE>
   Up/Down: scroll process list
     Space: pause/unpause
         c: sort by CPU% desc. (activities)
         m: sort by MEM% desc. (activities)
         r: sort by READ/s desc. (activities)
         w: sort by WRITE/s desc. (activities)
         t: sort by TIME+ desc. (activities)
         +: increase refresh time (max:5s)
         -: decrease refresh time (min:0.5s)
         v: toggle query wrap
         T: change duration mode
         D: force refresh database size
         R: force refresh
         s: Display system information in header
         i: Display general instance information in header
         o: Display worker information in header
         q: quit
Mode
      F1/1: running queries
      F2/2: waiting queries
      F3/3: blocking queries
<BLANKLINE>
Press any key to exit.
------------------------------------------------------------------------------------------- sending key 'z' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT IOW              state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'q' --------------------------------------------------------------------------------------------

Force non-local mode with the same mock data (and reset the term size)

>>> os.environ["LINES"] = "25"
>>> term = blessed.Terminal(force_styling=None)
>>> term.width, term.height
(80, 25)

>>> pg_is_local_access = patch("pgactivity.data.Data.pg_is_local_access", return_value=False)
>>> pg_is_local_access.start()
<MagicMock name='pg_is_local_access' id='...'>

>>> run_ui(options, ["h","z","q"])  # doctest: +ELLIPSIS
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
 * Global: 132 days, 3 hours and 21 minutes uptime, 19.53M dbs size - 1.00K/s growth, 90.12% cache hit ratio, 32.11% rollback ratio
   Sessions: 6/100 total, 1 active, 1 idle, 10 idle in txn, 0 idle in txn abrt, 3 waiting
   Activity: 15 tps, 10 insert/s, 20 update/s, 30 delete/s, 5 temp files, 11.50M temp size
 * Worker processes: 3/8 total, 1/8 logical workers, 2/8 parallel workers
   Other processes & info: 3/3 autovacuum workers, 1/10 wal senders, 0 wal receivers, 10/10 repl. slots
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT             state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'h' --------------------------------------------------------------------------------------------
pg_activity ... - https://github.com/dalibo/pg_activity
Released under PostgreSQL License.
<BLANKLINE>
   Up/Down: scroll process list
     Space: pause/unpause
         +: increase refresh time (max:5s)
         -: decrease refresh time (min:0.5s)
         v: toggle query wrap
         T: change duration mode
         D: force refresh database size
         R: force refresh
         i: Display general instance information in header
         o: Display worker information in header
         q: quit
Mode
      F1/1: running queries
      F2/2: waiting queries
      F3/3: blocking queries
<BLANKLINE>
Press any key to exit.
------------------------------------------------------------------------------------------- sending key 'z' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
 * Global: 132 days, 3 hours and 21 minutes uptime, 19.53M dbs size - 1.00K/s growth, 90.12% cache hit ratio, 32.11% rollback ratio
   Sessions: 6/100 total, 1 active, 1 idle, 10 idle in txn, 0 idle in txn abrt, 3 waiting
   Activity: 15 tps, 10 insert/s, 20 update/s, 30 delete/s, 5 temp files, 11.50M temp size
 * Worker processes: 3/8 total, 1/8 logical workers, 2/8 parallel workers
   Other processes & info: 3/3 autovacuum workers, 1/10 wal senders, 0 wal receivers, 10/10 repl. slots
                                RUNNING QUERIES
PID    DATABASE              USER       CLIENT             state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'q' --------------------------------------------------------------------------------------------

>>> defaults["pid"] = False
>>> defaults["header_show_instance"] = False
>>> defaults["header_show_workers"] = False
>>> defaults["header_show_system"] = False
>>> options = argparse.Namespace(**defaults)

One query, idle in transaction:
>>> _ = postgres.execute("SELECT pg_sleep(0)")

Change refresh time, pause, change duration mode, change sort order, unpause,
change query mode then quit:

>>> keys = ["-", "-", "+", " ", "T", "3", "r", " ", "T", "c", "2", "1", "3", "q"]
>>> expected_timeouts = [2.0, 1.0, 0.5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
>>> assert len(keys) == len(expected_timeouts)
>>> run_ui(options, keys, expected_timeouts=expected_timeouts)  # doctest: +ELLIPSIS
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 2s - Duration mode: query
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '-' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '-' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 0.5s - Duration mode: query
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '+' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key ' ' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                     PAUSE
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'T' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                     PAUSE
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '3' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                     PAUSE
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'r' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                     PAUSE
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key ' ' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: query
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'T' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: transaction
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'c' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: transaction
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '2' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: transaction
                                WAITING QUERIES
DATABASE              USER       CLIENT  RELATION             TYPE             MODE             state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '1' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: transaction
                                RUNNING QUERIES
DATABASE              USER       CLIENT             state Query
tests             postgres    127.0.0.1     idle in trans SELECT pg_sleep(0)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key '3' --------------------------------------------------------------------------------------------
PostgreSQL ... - test - postgres@127.0.0.1:.../tests - Ref.: 1s - Duration mode: transaction
                                BLOCKING QUERIES
DATABASE              USER       CLIENT  RELATION             TYPE             MODE             state Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------------------------------------------------------------------- sending key 'q' --------------------------------------------------------------------------------------------


Another idle transaction, with a long query:
>>> _ = postgres.execute("CREATE TABLE persons (firstname text, lastname text, age int, address text)")

Use another set of options:
>>> output = getfixture("tmp_path") / "activities.csv"
>>> options = argparse.Namespace(
...     **dict(
...         defaults,
...         durationmode="2",
...         wrap_query=True,
...         client=False,
...         dbsize=False,
...         tempfiles=True,
...         user=None,
...         walreceiver=True,
...         output=str(output),
...     ),
... )
>>> cfg = mkconfig({
...     "client": {"hidden": False},
...     "state": {"width": 6},
...     "database": {"width": 10},
...     "user": {"hidden": True},
... })
>>> run_ui(options, ["D", "v", "q"], config=cfg, width=80, render_header=False)
                                RUNNING QUERIES
DATABASE    state Query
tests      idle i CREATE TABLE persons (firstname text, lastname text, age int,
                   address text)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------- sending key 'D' --------------------------------
                                RUNNING QUERIES
DATABASE    state Query
tests      idle i CREATE TABLE persons (firstname text, lastname text, age int,
                   address text)
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------- sending key 'v' --------------------------------
                                RUNNING QUERIES
DATABASE    state Query
tests      idle i CREATE TABLE persons (firstname text, lastname text, age int,
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
------------------------------- sending key 'q' --------------------------------
>>> with output.open() as f:
...     lines = f.readlines()
>>> len(lines)
4

>>> _ = postgres.execute("CREATE TABLE t (s text)")
>>> _ = postgres.execute("INSERT INTO t VALUES ('init')")
>>> postgres.commit()



Interactive mode:

>>> execute = getfixture("execute")
>>> execute("SELECT 42")
>>> execute("SELECT 43")
>>> execute("UPDATE t SET s = 'blocking'")
>>> execute("UPDATE t SET s = 'waiting'", commit=True)
>>> time.sleep(1)

>>> options = argparse.Namespace(
...     **dict(
...         defaults,
...         durationmode="1",
...         wrap_query=True,
...         pid=True,
...         client=False,
...         user=False,
...         output=None,
...     ),
... )

(Note: we patch boxed() widget to disable border in order to make output
independent of the number of digits in PIDs.)

>>> keys = ["j", "j", "y", "q"]
>>> with patch.object(
...     widgets, "boxed", new=functools.partial(widgets.boxed, border=False),
... ):
...     run_ui(options, keys, render_footer=True, render_header=False, width=140)  # doctest: +ELLIPSIS,+NORMALIZE_WHITESPACE
                                RUNNING QUERIES
PID    DATABASE              state Query
...    tests         idle in trans SELECT 42
...    tests         idle in trans SELECT 43
...    tests         idle in trans UPDATE t SET s = 'blocking'
...    tests                active UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
F1/1 Running queries   F2/2 Waiting queries   F3/3 Blocking queries  Space Pause/unpause    q Quit                 h Help                   
------------------------------------------------------------- sending key 'j' --------------------------------------------------------------
                                RUNNING QUERIES
PID    DATABASE              state Query
...    tests         idle in trans SELECT 42
...    tests         idle in trans SELECT 43
...    tests         idle in trans UPDATE t SET s = 'blocking'
...    tests                active UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key 'j' --------------------------------------------------------------
                                RUNNING QUERIES
PID    DATABASE              state Query
...    tests         idle in trans SELECT 43
...    tests         idle in trans UPDATE t SET s = 'blocking'
...    tests                active UPDATE t SET s = 'waiting'
...    tests         idle in trans SELECT 42
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key 'y' --------------------------------------------------------------
                                RUNNING QUERIES
PID    DATABASE              state Query
...    tests         idle in trans SELECT 43
...    tests         idle in trans UPDATE t SET s = 'blocking'
...    tests                active UPDATE t SET s = 'waiting'
...    tests         idle in trans SELECT 42
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
                   query of process ... copied to clipboard
------------------------------------------------------------- sending key 'q' --------------------------------------------------------------

>>> key_down = {"ucs": "KEY_DOWN", "name": "KEY_DOWN"}
>>> keys = [key_down, "2", "3", "1", key_down, "C", "n", "K", "y",
...         key_down, " ", "j", " ", "K", "y", "q"]
>>> with patch.object(
...     widgets, "boxed", new=functools.partial(widgets.boxed, border=False),
... ):
...     run_ui(options, keys, render_footer=True, render_header=False, width=140)  # doctest: +ELLIPSIS,+NORMALIZE_WHITESPACE
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 42
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
F1/1 Running queries   F2/2 Waiting queries   F3/3 Blocking queries  Space Pause/unpause    q Quit                 h Help                   
---------------------------------------------------------- sending key 'KEY_DOWN' ----------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 42
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key '2' --------------------------------------------------------------
                                                              WAITING QUERIES
PID    DATABASE          RELATION             TYPE             MODE              state   Query
...    tests                         transactionid        ShareLock             active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
F1/1 Running queries   F2/2 Waiting queries   F3/3 Blocking queries  Space Pause/unpause    q Quit                 h Help                   
------------------------------------------------------------- sending key '3' --------------------------------------------------------------
                                                              BLOCKING QUERIES
PID    DATABASE          RELATION             TYPE             MODE              state   Query
...    tests                         transactionid    ExclusiveLock      idle in trans   UPDATE t SET s = 'blocking'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
F1/1 Running queries   F2/2 Waiting queries   F3/3 Blocking queries  Space Pause/unpause    q Quit                 h Help                   
------------------------------------------------------------- sending key '1' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 42
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
F1/1 Running queries   F2/2 Waiting queries   F3/3 Blocking queries  Space Pause/unpause    q Quit                 h Help                   
---------------------------------------------------------- sending key 'KEY_DOWN' ----------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 42
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key 'C' --------------------------------------------------------------
<BLANKLINE>
                                                Confirm cancel action on process  ...? (y/n)
<BLANKLINE>
------------------------------------------------------------- sending key 'n' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 42
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key 'K' --------------------------------------------------------------
<BLANKLINE>
                                              Confirm terminate action on process  ...? (y/n)
<BLANKLINE>
------------------------------------------------------------- sending key 'y' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
                             Process ... terminated
---------------------------------------------------------- sending key 'KEY_DOWN' ----------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
                             Process ... terminated
------------------------------------------------------------- sending key ' ' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   SELECT 43
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key 'j' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
...    tests                 idle in trans   SELECT 43
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key ' ' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
...    tests                 idle in trans   UPDATE t SET s = 'blocking'
...    tests                        active   UPDATE t SET s = 'waiting'
...    tests                 idle in trans   SELECT 43
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
C Cancel current query     K Terminate underlying ses Space Tag/untag current qu Other Back to activities   q Quit                          
------------------------------------------------------------- sending key 'K' --------------------------------------------------------------
<BLANKLINE>
                                          Confirm terminate action on processes ..., ...? (y/n)
<BLANKLINE>
------------------------------------------------------------- sending key 'y' --------------------------------------------------------------
                                                              RUNNING QUERIES
PID    DATABASE                      state   Query
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
<BLANKLINE>
                          Processes ..., ... terminated                         
------------------------------------------------------------- sending key 'q' --------------------------------------------------------------

Waiting query should be unblocked:
>>> postgres.execute("SELECT s from t").fetchall()
[('waiting',)]
