#!/bin/bash

set -e

tests=0

failed=0

H=$PWD

TESTPATH=$PWD/install/bin

export PATH=$TESTPATH:$PATH

rm -rf install

cd ..

${PYTHON:-python} setup.py install --home=tests/install > tests/install.err

if [ $? != 0 ] ; then

    cat tests/install.err

fi

cd $H

rm install.err

function run_one

{

    rm -f $1.err

    export TZ=GMT

    D=`mktemp -d`

    if [ "$D" == "" ] ; then

	echo mktemp failed!

    fi

    cd $D

    fail=0

    if ! $H/$1 > .out 2>&1 ; then

	echo $1 failed with error code $?

	fail=1

    fi

    if [ -s .out -a ! -r $H/$1.out ] ; then

	echo $1 generated unexpected output:

	cat .out

	cp .out $H/$1.err

	fail=1

    elif [ -r $H/$1.out ] && ! diff -u $H/$1.out .out > /dev/null ; then

	echo $1 output changed:

	diff -u $H/$1.out .out && true

	cp .out $H/$1.err

	fail=1

    fi

    cd $H

    rm -r $D

    return $fail

}

TESTS=$@

if [ "$TESTS" == "" ] ; then

    TESTS=`ls test-* | grep -Ev "\.|~"`

fi

for f in $TESTS ; do

    echo -n "."

    if ! run_one $f ; then

	failed=$[$failed + 1]

    fi

    tests=$[$tests + 1]

done

rm -rf install

echo

echo Ran $tests tests, $failed failed

if [ $failed -gt 0 ] ; then

    exit 1

fi