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# $FreeBSD: releng/12.1/bin/sh/tests/expansion/arith4.0 206167 2010-04-04 16:29:48Z jilles $
failures=0
check() {
if [ $(($1)) != $2 ]; then
failures=$((failures+1))
echo "For $1, expected $2 actual $(($1))"
fi
}
check '20 / 2 / 2' 5
check '20 - 2 - 2' 16
unset a b c d
check "a = b = c = d = 1" 1
check "a == 1 && b == 1 && c == 1 && d == 1" 1
check "a += b += c += d" 4
check "a == 4 && b == 3 && c == 2 && d == 1" 1
exit $((failures != 0))
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