if {[file exists behav_work]} {
  vdel -all -lib behav_work
}

# create work library directory
vlib behav_work

# map directory to library name "work"
vmap work behav_work

#compile vhdl files
vcom -work work ../../src/demo_pkg.vhd
vcom -work work -cover bs ../../src/demo.vhd

# compile testbench
vcom -work work demo_tb.vhd

# compile configuration file
vcom -work work config_behav.vhd

# start simulation
vsim -coverage work.conf

view -undock wave

# add signals to waveform
# add all testbench signals
add wave *

# add internal signals of unit under test
add wave -divider DEMO
add wave uut/counter
add wave uut/ledstate

# auto-run simulation
run 50 us
wave zoomfull