-#!./perl -w
+#!./perl
# Regression tests for attributes.pm and the C< : attrs> syntax.
+use warnings;
+
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require './test.pl';
}
-plan tests => 39;
+plan 'no_plan';
$SIG{__WARN__} = sub { die @_ };
-sub eval_ok ($) {
- eval $_[0];
- is( $@, '' );
+sub eval_ok ($;$) {
+ eval shift;
+ is( $@, '', @_);
}
eval_ok 'sub t1 ($) : locked { $_[0]++ }';
eval '{my ($x,$y) : plugh(})}';
like $@, qr/^Invalid SCALAR attribute: ["']?plugh\(}\)["']? at/;
+# More syntax tests from the attributes manpage
+eval 'my $x : switch(10,foo(7,3)) : expensive;';
+like $@, qr/^Invalid SCALAR attributes: ["']?switch\(10,foo\(7,3\)\) : expensive["']? at/;
+eval q/my $x : Ugly('\(") :Bad;/;
+like $@, qr/^Invalid SCALAR attributes: ["']?Ugly\('\\\("\) : Bad["']? at/;
+eval 'my $x : _5x5;';
+like $@, qr/^Invalid SCALAR attribute: ["']?_5x5["']? at/;
+eval 'my $x : locked method;';
+like $@, qr/^Invalid SCALAR attributes: ["']?locked : method["']? at/;
+eval 'my $x : switch(10,foo();';
+like $@, qr/^Unterminated attribute parameter in attribute list at/;
+eval q/my $x : Ugly('(');/;
+like $@, qr/^Unterminated attribute parameter in attribute list at/;
+eval 'my $x : 5x5;';
+like $@, qr/error/;
+eval 'my $x : Y2::north;';
+like $@, qr/Invalid separator character ':' in attribute list at/;
+
sub A::MODIFY_SCALAR_ATTRIBUTES { return }
eval 'my A $x : plugh;';
like $@, qr/^SCALAR package attribute may clash with future reserved word: ["']?plugh["']? at/;
eval 'my A $x : plugh plover;';
like $@, qr/^SCALAR package attributes may clash with future reserved words: ["']?plugh["']? /;
+no warnings 'reserved';
+eval 'my A $x : plugh;';
+is $@, '';
+
eval 'package Cat; my Cat @socks;';
like $@, qr/^Can't declare class for non-scalar \@socks in "my"/;
@attrs = eval 'attributes::get $thunk';
is "@attrs", "locked method Z";
+# Test attributes on predeclared subroutines:
+eval 'package A; sub PS : lvalue';
+@attrs = eval 'attributes::get \&A::PS';
+is "@attrs", "lvalue";
+
# Test ability to modify existing sub's (or XSUB's) attributes.
eval 'package A; sub X { $_[0] } sub X : lvalue';
@attrs = eval 'attributes::get \&A::X';
# bug #15898
eval 'our ${""} : foo = 1';
-like $@, qr/Can't declare scalar dereference in our/;
+like $@, qr/Can't declare scalar dereference in "our"/;
eval 'my $$foo : bar = 1';
-like $@, qr/Can't declare scalar dereference in my/;
+like $@, qr/Can't declare scalar dereference in "my"/;
+
+
+my @code = qw(lvalue locked method);
+my @other = qw(shared unique);
+my %valid;
+$valid{CODE} = {map {$_ => 1} @code};
+$valid{SCALAR} = {map {$_ => 1} @other};
+$valid{ARRAY} = $valid{HASH} = $valid{SCALAR};
+
+our ($scalar, @array, %hash);
+foreach my $value (\&foo, \$scalar, \@array, \%hash) {
+ my $type = ref $value;
+ foreach my $negate ('', '-') {
+ foreach my $attr (@code, @other) {
+ my $attribute = $negate . $attr;
+ eval "use attributes __PACKAGE__, \$value, '$attribute'";
+ if ($valid{$type}{$attr}) {
+ if ($attribute eq '-shared') {
+ like $@, qr/^A variable may not be unshared/;
+ } else {
+ is( $@, '', "$type attribute $attribute");
+ }
+ } else {
+ like $@, qr/^Invalid $type attribute: $attribute/,
+ "Bogus $type attribute $attribute should fail";
+ }
+ }
+ }
+}