#!/bin/sh

DMENU='dmenu  -z 1900 -x 10 -y 10 -i'

declare -A mappings

mappings=(
  ["Test"]="Test"
  ["Test2"]="Test2"
)

items=""

for i in "${!mappings[@]}"; do
  items=$(echo -e "$items\n$i")
done

selection=$(echo "$items" | tail -n +2 | $DMENU)