#!/bin/sh

tmp=/tmp/`basename $0`-$$
input=$tmp.wav # no comment support

check_file () {
  ./sox --i -a $1 > $tmp.comments
  cmp $tmp.comments $2 || exit 1
}

check () {
  f=$1; shift
  : > $tmp.expected
  while [ $# != 0 ]; do
    echo "$1" >> $tmp.expected
    shift
  done
  check_file $f $tmp.expected
}

com0="Processed by SoX"
com1="foo bar"
com2="bar foo"

./sox -n $input trim 0 .1

./sox $input $tmp.au # Apply default comment
check $tmp.au "$com0"

cp $tmp.au $tmp.comment.au

cat > $tmp.i << .
TITLE=First Track
ARTIST=A Band
ALBUM=A Collection Of Songs
TRACKNUMBER=01
.

./sox $input --comment-file $tmp.i $tmp.comments.au
check_file $tmp.comments.au $tmp.i

./sox $input --comment= $tmp.au # Don't apply default comment
check $tmp.au

./sox $input --add-comment "$com1" $tmp.au
check $tmp.au "$com1"

./sox $tmp.comment.au --add-comment "$com1" $tmp.au
check $tmp.au "$com0" "$com1"

./sox $input --add-comment "$com1" --add-comment "$com2" $tmp.au
check $tmp.au "$com1" "$com2"

./sox $tmp.comment.au --add-comment "$com1" --add-comment "$com2" $tmp.au
check $tmp.au "$com0" "$com1" "$com2"

./sox $tmp.comments.au --comment= $tmp.au
check $tmp.au

./sox $tmp.comments.au --comment "$com1" $tmp.au
check $tmp.au "$com1"

./sox $tmp.comments.au --add-comment "$com1" $tmp.au
cp $tmp.i $tmp.j
echo "$com1" >> $tmp.j
check_file $tmp.au $tmp.j

./sox $tmp.comments.au --add-comment "$com1" --add-comment "$com2" $tmp.au
echo "$com2" >> $tmp.j
check_file $tmp.au $tmp.j

# FIXME: smp mp3
./sox $tmp.comments.au $tmp.aiff
./sox $tmp.aiff $tmp.flac
./sox $tmp.flac $tmp.sf
./sox $tmp.sf $tmp.ogg
./sox $tmp.ogg $tmp.sndt
./sox $tmp.sndt $tmp.sox
./sox $tmp.sox $tmp.au
check_file $tmp.au $tmp.i

rm -f $tmp.*
exit 0