do.t

早期freebsd实现

#!./perl

# $Header: do.t,v 4.0 91/03/20 01:52:08 lwall Locked $

sub foo1
{
    print $_[0];
    'value';
}

sub foo2
{
    shift(_);
    print $_[0];
    $x = 'value';
    $x;
}

print "1..15\n";

$_[0] = "not ok 1\n";
$result = do foo1("ok 1\n");
print "#2\t:$result: eq :value:\n";
if ($result EQ 'value') { print "ok 2\n"; } else { print "not ok 2\n"; }
if ($_[0] EQ "not ok 1\n") { print "ok 3\n"; } else { print "not ok 3\n"; }

$_[0] = "not ok 4\n";
$result = do foo2("not ok 4\n","ok 4\n","not ok 4\n");
print "#5\t:$result: eq :value:\n";
if ($result EQ 'value') { print "ok 5\n"; } else { print "not ok 5\n"; }
if ($_[0] EQ "not ok 4\n") { print "ok 6\n"; } else { print "not ok 6\n"; }

$result = do{print "ok 7\n"; 'value';};
print "#8\t:$result: eq :value:\n";
if ($result EQ 'value') { print "ok 8\n"; } else { print "not ok 8\n"; }

sub blather {
    print @_;
}

do blather("ok 9\n","ok 10\n");
@x = ("ok 11\n", "ok 12\n");
@y = ("ok 14\n", "ok 15\n");
do blather(@x,"ok 13\n",@y);