#!/bin/bash
#
# This is a simple test script that tests flip
# to make sure I haven't broken it before a release.
#
# installed as: /usr/lib/debian-test/tests/flip

if test -n "${DEBIANTEST_LIB}" ; then
  # make sure flip is installed
  test -e /usr/bin/flip || exit 0
  
  . ${DEBIANTEST_LIB}/functions.sh
  Debian=1
else
  echo "Please install debian-test before running this script"
  exit 1
fi

TESTDIR=/usr/lib/debian-test/tests/flip
TMP=/tmp/flip-test.$$

test1(){
    rm -rf $TMP
    mkdir $TMP
    pushd $TMP >/dev/null
    RESULT=0

    cat >text <<EOF
Now is the time
for all good men
to come to the aid of their country.
EOF
    echo $'Now is the time\r\nfor all good men\r\nto come to the aid of their country.\r' >text.msdos
    cp text text.unix
    flip -m text
    diff text text.msdos || RESULT=1

    popd >/dev/null
    rm -rf $TMP
    return $RESULT
}

test2(){
    rm -rf $TMP
    mkdir $TMP
    pushd $TMP >/dev/null
    RESULT=0

    cat >text.unix <<EOF
Now is the time
for all good men
to come to the aid of their country.
EOF
    echo $'Now is the time\r\nfor all good men\r\nto come to the aid of their country.\r' >text
    flip -u text
    diff text text.unix || RESULT=1

    popd >/dev/null
    rm -rf $TMP
    return $RESULT
}

test3(){
    rm -rf $TMP
    mkdir $TMP
    pushd $TMP >/dev/null
    RESULT=0

    echo $'Now is t\345he time\r\nfor all good men\r' >binary
    cp binary binary.before
    # this should leave the file unchanged, since it appears to be binary
    flip -u binary 2>&1
    diff binary.before binary || RESULT=1

    popd >/dev/null
    rm -rf $TMP
    return $RESULT
}

runtest "convert file from Unix to DOS" test1
runtest "convert file from DOS to Unix" test2
runtest "do not convert a binary file" test3