test.sh

#!/bin/bash

size=$1
files_list=""

t=$(($(date +%s%N)/1000000))
for ((i=1; i<=size; i++)); do
    touch "test$i"
    files_list+="test$i "
done
t=$(($(date +%s%N)/1000000-t))
echo "Files creation time: $t ms"

t=$(($(date +%s%N)/1000000))
busctl --quiet --user call org.trash.trashd /org/trash/trashd org.trash.trashd Trash "as" $size $(realpath $files_list)
t=$(($(date +%s%N)/1000000-t))
echo "Trashing time: $t ms"

echo "Number of trashed files: $(busctl --user call org.trash.trashd /org/trash/trashd org.trash.trashd Length)"

t=$(($(date +%s%N)/1000000))
busctl --quiet --user call org.trash.trashd /org/trash/trashd org.trash.trashd List
t=$(($(date +%s%N)/1000000-t))
echo "Listing time: $t ms"

t=$(($(date +%s%N)/1000000))
busctl --quiet --user call org.trash.trashd /org/trash/trashd org.trash.trashd EraseAll
t=$(($(date +%s%N)/1000000-t))
echo "Erasing time: $t ms"

echo "Number of trashed files: $(busctl --user call org.trash.trashd /org/trash/trashd org.trash.trashd Length)"