#!/bin/sh -e

LANG="C"; export LANG

LC_CTYPE="C"; export LC_CTYPE

LC_NUMERIC="C"; export LC_NUMERIC

LC_TIME="C"; export LC_TIME

LC_COLLATE="C"; export LC_COLLATE

LC_MONETARY="C"; export LC_MONETARY

LC_MESSAGES="C"; export LC_MESSAGES

LC_PAPER="C"; export LC_PAPER

LC_NAME="C"; export LC_NAME

LC_ADDRESS="C"; export LC_ADDRESS

LC_TELEPHONE="C"; export LC_TELEPHONE

LC_MEASUREMENT="C"; export LC_MEASUREMENT

LC_IDENTIFICATION="C"; export LC_IDENTIFICATION

LC_ALL=""; export LC_ALL

TZ=GMT; export TZ

HGEDITOR=true; export HGEDITOR

HGMERGE=true; export HGMERGE

HGUSER="test"; export HGUSER

umask 022

tests=0

failed=0

HGTMP=""

cleanup_exit() {

    rm -rf "$HGTMP"

}

# Remove temporary files even if we get interrupted

trap "cleanup_exit" 0 # normal exit

trap "exit 255" 1 2 3 6 15 # HUP INT QUIT ABRT TERM

HGTMP="${TMPDIR-/tmp}/hgtests.$RANDOM.$RANDOM.$RANDOM.$$"

(umask 077 && mkdir "$HGTMP") || {

    echo "Could not create temporary directory! Exiting." 1>&2

    exit 1

}

TESTDIR="$PWD"

if [ -d /usr/lib64 ]; then

    lib=lib64

else

    lib=lib

fi

INST="$HGTMP/install"

cd ..

if ${PYTHON-python} setup.py install --home="$INST" > tests/install.err 2>&1

then

    rm tests/install.err

    mv "$INST/bin/hg" "$INST/bin/hg.real"

    (

	echo '#!/bin/sh'

	echo 'echo "+ hg $@"'

	echo 'exec hg.real "$@"'

    ) > "$INST/bin/hg"

    chmod 755 "$INST/bin/hg"

else

    cat tests/install.err

    exit 1

fi

cd "$TESTDIR"

PATH="$INST/bin:$PATH"; export PATH

PYTHONPATH="$INST/$lib/python"; export PYTHONPATH

run_one() {

    rm -f "$1.err"

    mkdir "$HGTMP/$1"

    cd "$HGTMP/$1"

    fail=0

    HOME="$HGTMP/$1"; export HOME

    OUT="$HGTMP/$1.out"

    OUTOK="$TESTDIR/$1.out"

    ERR="$TESTDIR/$1.err"

    if "$TESTDIR/$1" > "$OUT" 2>&1; then

	: no error

    else

	echo "$1 failed with error code $?"

	fail=1

    fi

    if [ -s "$OUT" -a ! -s "$OUTOK" ] ; then

	cp "$OUT" "$ERR"

	echo

	echo "$1 generated unexpected output:"

	cat "$ERR"

	fail=1

    elif [ -r "$OUTOK" ]; then

	if diff -u "$OUTOK" "$OUT" > /dev/null; then

	    : no differences

	else

	    cp "$OUT" "$ERR"

	    echo

	    echo "$1 output changed:"

	    diff -u "$OUTOK" "$ERR" || true

	    fail=1

	fi

    fi

    cd "$TESTDIR"

    rm -f "$HGTMP/$1.out"

    rm -rf "$HGTMP/$1"

    return $fail

}

TESTS="$*"

if [ -z "$TESTS" ] ; then

    TESTS=`ls test-* | grep -v "[.~]"`

fi

for f in $TESTS ; do

    echo -n "."

    run_one $f || failed=`expr $failed + 1`

    tests=`expr $tests + 1`

done

echo

echo "Ran $tests tests, $failed failed."

if [ $failed -gt 0 ] ; then

    exit 1

fi

exit 0