testsuite/expect/test1.69

#!/usr/bin/env expect
############################################################################
# Purpose: Test of Slurm functionality
#          Test that multiple srun programs execute simultaneously in the
#          background.
############################################################################
# Copyright (C) SchedMD LLC.
#
# This file is part of Slurm, a resource management program.
# For details, see <https://slurm.schedmd.com/>.
# Please also read the included file: DISCLAIMER.
#
# Slurm is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# Slurm is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along
# with Slurm; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA.
############################################################################
source ./globals

set file_in     "$test_dir/script"
set test_timer  "$test_dir/test_timer"
set test_srun   "$test_dir/test_srun"
set sync_dir    "$test_dir/sync"
set run_timer   10

set nb_nodes [get_partition_param [default_partition] "TotalNodes"]
if {[check_config_select "linear"]} {
	if {$nb_nodes < $run_timer} {
		skip "This test is incompatible with select/linear and only one node"
	}
} elseif {[default_part_exclusive]} {
	if {$nb_nodes < $run_timer} {
		skip "This test is incompatible with exclusive node allocations and only one node"
	}
}

if {[param_contains [get_config_param "SelectTypeParameters"] "CR_*MEMORY"]} {
	set mem_opt "--mem=10"
} else {
	set mem_opt "--comment=no_mem"
}

make_bash_script $test_timer "
mkdir -p $sync_dir
echo \"JOB STARTED: \$SLURM_JOB_ID\"
touch $sync_dir/\$SLURM_JOB_ID.ready
while \[ \$(ls $sync_dir/*.ready 2>/dev/null | wc -l) -lt $run_timer \]; do
    sleep 0.5
done
for i in \{1..10\}
do
	echo \"timer \$a time \$i\"
	sleep 0.5
done
echo \"Timer \$a finished\"
"

make_bash_script $test_srun "
set -m
for a in \{1..$run_timer\}
do
  export a
  $srun -v $mem_opt -t2 $test_timer &
done
"

make_bash_script $file_in "
$bin_bash -i $test_srun
"

# We make sure that all timers run at the same time by checking that all
# expected output is present. Order is not enforced since concurrent jobs
# may produce output in any order depending on system load.
set output [run_command_output -fail "bash -i $file_in"]

set jobs [regexp -all {JOB STARTED:} $output]
set timer_match 0
set fini_match 0
for {set t 1} {$t <= $run_timer} {incr t} {
	for {set i 1} {$i <= 10} {incr i} {
		if {[regexp "timer $t time $i" $output]} {
			incr timer_match
		}
	}
	if {[regexp "Timer $t finished" $output]} {
		incr fini_match
	}
}

subtest {$timer_match == [expr $run_timer*10]} "srun should execute all timers" "$timer_match != [expr $run_timer*10]"
subtest {$fini_match == $run_timer} "srun should finish the submitted program" "$fini_match != $run_timer"
subtest {$jobs == $run_timer} "All jobs should be started before timers start"