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# Copyright (c) 2021-2025, PostgreSQL Global Development Group
use strict;
use warnings FATAL => 'all';
use PostgreSQL::Test::Utils;
use Test::More;
#########################################
# Basic checks
program_help_ok('pg_test_timing');
program_version_ok('pg_test_timing');
program_options_handling_ok('pg_test_timing');
#########################################
# Test invalid option combinations
command_fails_like(
[ 'pg_test_timing', '--duration' => 'a' ],
qr/\Qpg_test_timing: invalid argument for option --duration\E/,
'pg_test_timing: invalid argument for option --duration');
command_fails_like(
[ 'pg_test_timing', '--duration' => '0' ],
qr/\Qpg_test_timing: --duration must be in range 1..4294967295\E/,
'pg_test_timing: --duration must be in range');
command_fails_like(
[ 'pg_test_timing', '--cutoff' => '101' ],
qr/\Qpg_test_timing: --cutoff must be in range 0..100\E/,
'pg_test_timing: --cutoff must be in range');
#########################################
# We obviously can't check for specific output, but we can
# do a simple run and make sure it produces something.
command_like(
[ 'pg_test_timing', '--duration' => '1' ],
qr/
\QTesting timing overhead for 1 second.\E.*
\QHistogram of timing durations:\E.*
\QObserved timing durations up to 99.9900%:\E
/sx,
'pg_test_timing: sanity check');
done_testing();
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