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#! /bin/sh -vx
# $Id$
# Copyright (C) 2018 Japanese TeX Development Community <issue@texjp.org>
# You may freely use, modify and/or distribute this file.

testdir=$srcdir/tests

# pre-generated test results in the repository are stored in LF
# but the output might be written in CRLF on some platform.
# if 'diff --strip-trailing-cr' is available, exploit it.
# (useful for tests on win32 binaries run on MSYS shell)
diffoptCRLF=
diff --strip-trailing-cr $testdir/oldindep.spc $testdir/oldindep.spc \
  && diffoptCRLF=--strip-trailing-cr || echo


## EXE2SPECIAL

./dvispc -s $testdir/oldindep.dvi xoldindep.spc && \
  diff $diffoptCRLF $testdir/oldindep.spc xoldindep.spc && echo || exit 1

./dvispc -s $testdir/oldindep.dvi > x1oldindep.spc && \
  diff $diffoptCRLF $testdir/oldindep.spc x1oldindep.spc && echo || exit 2

## invalid usage
#./dvispc -s < $testdir/oldindep.dvi x2oldindep.spc && \
#  diff $testdir/oldindep.spc x2oldindep.spc && echo || exit 0

## stdin is a DVI, random access may not be supported, no test
#./dvispc -s < $testdir/oldindep.dvi > x3oldindep.spc && \
#  diff $testdir/oldindep.spc x3oldindep.spc && echo || exit 3


## EXE2TEXT + EXE2DVI

./dvispc -a $testdir/oldindep.dvi xoldindepa.txt && \
  ./dvispc -x xoldindepa.txt xoldindepax.dvi && \
  cmp $testdir/oldindep.dvi xoldindepax.dvi && echo || exit 4

./dvispc -a $testdir/oldindep.dvi > x1oldindepa.txt && \
  ./dvispc -x < x1oldindepa.txt > x1oldindepax.dvi && \
  cmp $testdir/oldindep.dvi x1oldindepax.dvi && echo || exit 5

# not working as expected only for test (redirect??)
#./dvispc -a $testdir/oldindep.dvi | ./dvispc -x x2oldindepax.dvi && \
#  cmp $testdir/oldindep.dvi x2oldindepax.dvi && echo || exit 6

./dvispc -a $testdir/oldindep.dvi | ./dvispc -x > x3oldindepax.dvi && \
  cmp $testdir/oldindep.dvi x3oldindepax.dvi && echo || exit 7


## EXE2INDEP

./dvispc -c $testdir/oldindep.dvi xoldindepout.dvi && \
  cmp $testdir/oldindepout.dvi xoldindepout.dvi && echo || exit 1

./dvispc -c $testdir/oldindep.dvi > x1oldindepout.dvi && \
  cmp $testdir/oldindepout.dvi x1oldindepout.dvi && echo || exit 2

## check default is -c
./dvispc $testdir/oldindep.dvi x1oldindepout.dvi && \
  cmp $testdir/oldindepout.dvi x1oldindepout.dvi && echo || exit 3

## check default overwrite
# not working as expected only for test (redirect??)
#cp $testdir/oldindep.dvi x3write.dvi && \
#  ./dvispc x3write.dvi
#  cmp $testdir/oldindepout.dvi x3write.dvi && echo || exit 4

./dvispc && echo || exit 0

# the following tests will not pass for old version written by SHIMA.
# that version can be distinguished from the new version by
# exit code 1 for usage without argument. (the above line did it!)

## page independence in reversed order which requires prior scanning
./dvispc -c $testdir/reverse.dvi xreverseout.dvi && \
  cmp $testdir/reverseout.dvi xreverseout.dvi && echo || exit 5

./dvispc -c $testdir/reverse.dvi > x1reverseout.dvi && \
  cmp $testdir/reverseout.dvi x1reverseout.dvi && echo || exit 6

## invalid usage
#./dvispc -c < $testdir/reverse.dvi x2reverseout.dvi && \
#  cmp $testdir/reverseout.dvi x2reverseout.dvi && echo || exit 0

## stdin is a DVI, random access may not be supported, no test
#./dvispc -c < $testdir/reverse.dvi > x3reverseout.dvi && \
#  cmp $testdir/reverseout.dvi x3reverseout.dvi && echo || exit 7

# ==== future work start ====

## page independence of annotation
#./dvispc $testdir/annot.dvi xannotout.dvi && \
#  cmp $testdir/annotout.dvi xannotout.dvi && echo || exit 1

## page independence of long (>255) specials (e.g. annotation)
## disabled because annotation is unsupported
#./dvispc $testdir/longspec.dvi xlongspecout.dvi && \
#  cmp $testdir/longspecout.dvi xlongspecout.dvi && echo || exit 2

## flatten nested anotation
#./dvispc $testdir/flatnest.dvi xflatnestout.dvi && \
#  cmp $testdir/flatnestout.dvi xflatnestout.dvi && echo || exit 3

# ==== future work end ====

## check -b backup works (old version did not!)
# not working as expected only for test (redirect??)
#cp $testdir/oldindep.dvi x4write.dvi && \
#  ./dvispc -b x4write.dvi
#  cmp $testdir/oldindepout.dvi x4write.dvi && echo || exit 1
#  cmp $testdir/oldindep.dvi x4write.dvi.bak && echo || exit 1

## without .dvi extension (old version missed for outfile!)
cp $testdir/oldindep.dvi x5write.dvi && \
  ./dvispc x5write x5writeout
  cmp $testdir/oldindepout.dvi x5writeout.dvi && echo || exit 2


exit 0