wg-dunst-test-icons.sh

#!/bin/bash

ICON_ROOT=/usr/share/icons/Adwaita
# pause in milliseconds per test notification
# about icons 5907 in total
PAUSE=1
LOG="wg-dunst-test-icons.log"

# $ find $ICON_ROOT -type f | grep -v -e "\(.png\|.svg\)"
# shows that the only other files are below, which are not icons
# /usr/share/icons/Adwaita/cursors/...
# /usr/share/icons/Adwaita/index.theme
# /usr/share/icons/Adwaita/icon-theme.cache

function find_icons() {
    find $ICON_ROOT -type f | grep -e "\(.png\|.svg\)"
}

# prefer not to use xargs
function read_icon_list() {
    completed="no"
    count_icon=0
    count_error=0
    count_bad_icon=0
    while read icon; do
	count_icon=$(( count_icon + 1 ))
	echo "-------------"
	echo "count_icon=$count_icon"
	echo "read icon=$icon"
	if [[ ! ( -e $icon ) ]]; then
	    echo "TEST_ERROR:  file not found:  icon=$icon"
	    count_error=$(( count_error + 1 ))
	    continue
	fi
	dunstctl close-all
	res=$?
	if [[ $res -ne 0 ]]; then
	    echo "TEST_ERROR:  dunstctl close-all failed"
	    count_error=$(( count_error + 1 ))
	    exit 1
	fi
        icon_name=`basename "$icon"` # icon should not be the full path for this test
        icon_name=${icon_name%.*} # strip the suffix
        echo "icon name=$icon_name"
	notify-send -i "$icon_name" -t $PAUSE "TEST count_icon=$count_icon"
	res=$?
	if [[ $res -ne 0 ]]; then
	    echo "TEST_ERROR:  BAD_ICON:  notify-send failed"
	    count_bad_icon=$(( count_bad_icon + 1 ))
	    continue
	fi
    done
    completed="yes"
    echo "completed=$completed"
    echo "-------------"
    echo "TOTALS"
    echo "count_icon     = $count_icon"
    echo "count_bad_icon = $count_bad_icon"
    echo "count_error    = $count_error"
    echo "completed      = $completed"
    echo "output to LOG  = $LOG"
}

find_icons | read_icon_list | tee $LOG

# eee eof

Script made by @garberw. Only instead of using the full icon path it only uses the icon name