use strict;
use warnings;
-use Test::More tests => 25;
+use Test::More tests => 25 + 12;
-use Scope::Upper qw/localize_elem UP HERE/;
+use Scope::Upper qw<localize_elem UP HERE>;
# Arrays
is_deeply eval('*nonexistent{HASH}'), { },
'localize_elem "%nonexistent", "a", 13 => HERE [end]';
}
+
+# Invalid
+
+my $invalid_glob = qr/^Can't infer the element localization type from a glob and the value/;
+my $invalid_type = qr/^Can't localize an element of something that isn't an array or a hash/;
+
+{
+ local *x;
+
+ eval { localize_elem '$x', 0, 1 };
+ like $@, $invalid_type, 'invalid localize_elem "$x", 0, 1';
+}
+
+{
+ local *x;
+
+ eval { localize_elem '&x', 0, sub { } };
+ like $@, $invalid_type, 'invalid localize_elem "&x", 0, sub { }';
+}
+
+{
+ local *x;
+
+ eval { localize_elem '*x', 0, \1 };
+ like $@, $invalid_type, 'invalid localize_elem "*x", 0, \1';
+}
+
+{
+ local *x;
+
+ eval { localize_elem *x, 0, \1 };
+ like $@, $invalid_glob, 'invalid localize_elem *x, 0, \1';
+}
+
+{
+ local *x;
+
+ eval { localize_elem *x, 0, [ 1 ] };
+ like $@, $invalid_glob, 'invalid localize_elem *x, 0, [ 1 ]';
+}
+
+{
+ local *x;
+
+ eval { localize_elem *x, 0, { a => 1 } };
+ like $@, $invalid_glob, 'invalid localize_elem *x, 0, { a => 1 }';
+}
+
+{
+ local *x;
+
+ eval { localize_elem *x, 0, sub { } };
+ like $@, $invalid_glob, 'invalid localize_elem *x, 0, sub { }';
+}
+
+{
+ local *x;
+
+ eval { localize_elem *x, 0, *x };
+ like $@, $invalid_glob, 'invalid localize_elem *x, 0, *x';
+}
+
+sub invalid_ref { qr/^Invalid \Q$_[0]\E reference as the localization target/ }
+
+{
+ eval { localize_elem \1, 0, 0 => HERE };
+ like $@, invalid_ref('SCALAR'), 'invalid localize_elem \1, 0, 0 => HERE';
+}
+
+{
+ eval { localize_elem [ ], 0, 0 => HERE };
+ like $@, invalid_ref('ARRAY'), 'invalid localize_elem [ ], 0, 0 => HERE';
+}
+
+{
+ eval { localize_elem { }, 0, 0 => HERE };
+ like $@, invalid_ref('HASH'), 'invalid localize_elem { }, 0, 0 => HERE';
+}
+
+{
+ eval { localize_elem sub { }, 0, 0 => HERE };
+ like $@, invalid_ref('CODE'), 'invalid localize_elem sub { }, 0, 0 => HERE';
+}