EXIT_CODE=0
ASSERT_COUNT=0


function assert_equal(){
    if [[ $1 == $2 ]] ; then
        echo -n "."
    else
        echo -n "F"
        EXIT_CODE=1
    fi
    ASSERT_COUNT=$(expr $ASSERT_COUNT + 1)
}


function assert_not_equal(){
    if [[ $1 != $2 ]] ; then
        echo -n "."
    else
        echo -n "F"
        EXIT_CODE=1
    fi
    ASSERT_COUNT=$(expr $ASSERT_COUNT + 1)
}


function test_finish(){
    echo
    if [ $EXIT_CODE -eq 0 ]; then
        echo "PASS"
    else
        echo "FAIL"
    fi
    exit $EXIT_CODE
}