$ bash -e -o pipefail -c make test && ./app < examples/input.txt
cc -std=c17 -Wall -Wextra -Werror -pedantic -O2 src/main.c -lm -o app
./app --self-test
PGN and wrap tests passed
time=0.000 source=1 pgn=61444 priority=6 gap=0
time=1.000 source=1 pgn=61444 priority=6 gap=0
time=2.000 source=1 pgn=61444 priority=6 gap=1

$ ./app
time=0.000 source=1 pgn=61444 priority=6 gap=0
time=1.000 source=1 pgn=61444 priority=6 gap=0
time=2.000 source=1 pgn=61444 priority=6 gap=1

$ ./app
missing input

$ ./app
expected time,id,sequence,payload

$ ./app --unsupported
unsupported command arguments

$ ./app
input record too large