14 print "# Tests with caller(0)\n";
17 ok( (!@c), "caller(0) in main program" );
19 eval { @c = caller(0) };
20 is( $c[3], "(eval)", "subroutine name in an eval {}" );
21 ok( !$c[4], "hasargs false in an eval {}" );
23 eval q{ @c = (Caller(0))[3] };
24 is( $c[3], "(eval)", "subroutine name in an eval ''" );
25 ok( !$c[4], "hasargs false in an eval ''" );
27 sub { @c = caller(0) } -> ();
28 is( $c[3], "main::__ANON__", "anonymous subroutine name" );
29 ok( $c[4], "hasargs true with anon sub" );
31 # Bug 20020517.003, used to dump core
32 sub foo { @c = caller(0) }
33 my $fooref = delete $::{foo};
35 is( $c[3], "(unknown)", "unknown subroutine name" );
36 ok( $c[4], "hasargs true with unknown sub" );
38 print "# Tests with caller(1)\n";
40 sub f { @c = caller(1) }
44 is( $c[3], "main::callf", "subroutine name" );
45 ok( $c[4], "hasargs true with callf()" );
47 ok( !$c[4], "hasargs false with &callf" );
50 is( $c[3], "(eval)", "subroutine name in an eval {}" );
51 ok( !$c[4], "hasargs false in an eval {}" );
54 is( $c[3], "(eval)", "subroutine name in an eval ''" );
55 ok( !$c[4], "hasargs false in an eval ''" );
58 is( $c[3], "main::__ANON__", "anonymous subroutine name" );
59 ok( $c[4], "hasargs true with anon sub" );
62 my $fooref2 = delete $::{foo2};
64 is( $c[3], "(unknown)", "unknown subroutine name" );
65 ok( $c[4], "hasargs true with unknown sub" );