#!/bin/bash

if [[ -z "$AWK" || -z "$WORKDIR" ]]; then
    printf '$AWK and $WORKDIR must be set\n' >&2
    exit 1
fi

TEMP0=$WORKDIR/test.temp.0
TEMP1=$WORKDIR/test.temp.1
TEMP2=$WORKDIR/test.temp.2

RESULT=0

fail() {
	echo "$1" >&2
	RESULT=1
}

echo T.delete: misc tests of array deletion

echo '1 2 3 4
1 2 3
1
' > $TEMP0
echo '4 3 0
3 2 0
1 0 0
0 0 0' > $TEMP2
$AWK '
{	n = split($0, x)
	delete x[1]
	n1 = 0;	for (i in x) n1++
	delete x; 
	n2 = 0; for (i in x) n2++
	print n, n1, n2
}' $TEMP0 > $TEMP1
diff $TEMP1 $TEMP2 || fail 'BAD: T.delete (1)'

exit $RESULT