C-Thread-Pool/tests/memleaks.sh

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#! /bin/bash
#
# This file has several tests to check for memory leaks.
# valgrind is used so make sure you have it installed
#
. funcs.sh
# ---------------------------- Tests -----------------------------------
function test_thread_free { #threads
echo "Testing creation and destruction of threads(=$1)"
compile src/no_work.c
output=$(valgrind --leak-check=full --track-origins=yes ./test "$1" 2>&1 > /dev/null)
heap_usage=$(echo "$output" | grep "total heap usage")
allocs=$(extract_num "[0-9]* allocs" "$heap_usage")
frees=$(extract_num "[0-9]* frees" "$heap_usage")
if (( "$allocs" == 0 )); then
err "Allocated 0 times. Something is wrong.." "$output"
fi
if (( "$allocs" == "$frees" )); then
return
fi
err "Allocated $allocs times but freed only $frees" "$output"
exit 1
}
function _test_thread_free_multi { #threads
output=$(valgrind --leak-check=full --track-origins=yes ./test "$1" 2>&1 > /dev/null)
heap_usage=$(echo "$output" | grep "total heap usage")
allocs=$(extract_num "[0-9]* allocs" "$heap_usage")
frees=$(extract_num "[0-9]* frees" "$heap_usage")
if (( "$allocs" == 0 )); then
err "Allocated 0 times. Something is wrong.." "$output"
return 1
fi
if (( "$allocs" != "$frees" )); then
err "Allocated $allocs times but freed only $frees" "$output"
return 1
fi
#echo "Allocs: $allocs Frees: $frees"
}
# This is the same with test_many_thread_allocs but multiplied
function test_thread_free_multi { #threads #times
echo "Testing multiple threads creation and destruction in pool(threads=$1 times=$2)"
compile src/no_work.c
pids=()
# Run tests in p
for (( i = 1; i <= "$2"; i++ )); do
# Run test in background
python -c "import sys; sys.stdout.write('$i/$2\r')"
_test_thread_free_multi "$1" &
pids+=($!)
# Wait for 10 background jobs to finish
if (( "$i" % 10 == 0 )); then
for pid in ${pids[@]}; do
wait $pid
if (( $? != 0 )); then
err "Test failed" "Test failed"
fi
done
pids=()
fi
done
echo
}
# Run tests
assure_installed_valgrind
test_thread_free 1
test_thread_free 2
test_thread_free 4
test_thread_free 8
test_thread_free 1
test_thread_free 20
test_thread_free_multi 4 20
# test_thread_free_multi 3 1000 # Takes way too long
test_thread_free_multi 3 200
# test_thread_free_multi 100 100 # Takes way too long
test_thread_free_multi 100 20
echo "No memory leaks"