#!./perl
sub foo {
if (@_[0] == 1) {
1;
}
elsif (@_[0] == 2) {
2;
}
elsif (@_[0] == 3) {
3;
}
else {
4;
}
}
print $^STDOUT, "1..4\n";
our $x;
if (($x = &foo(1)) == 1) {print $^STDOUT, "ok 1\n";} else {print $^STDOUT, "not ok 1 '$x'\n";}
if (($x = &foo(2)) == 2) {print $^STDOUT, "ok 2\n";} else {print $^STDOUT, "not ok 2 '$x'\n";}
if (($x = &foo(3)) == 3) {print $^STDOUT, "ok 3\n";} else {print $^STDOUT, "not ok 3 '$x'\n";}
if (($x = &foo(4)) == 4) {print $^STDOUT, "ok 4\n";} else {print $^STDOUT, "not ok 4 '$x'\n";}