xref: /openbsd/gnu/usr.bin/perl/t/uni/readline.t (revision 274d7c50)
1#!./perl
2
3BEGIN {
4    chdir 't' if -d 't';
5    require './test.pl';
6    set_up_inc('../lib');
7}
8
9plan tests => 7;
10
11use utf8;
12use open qw( :utf8 :std );
13
14# [perl #19566]: sv_gets writes directly to its argument via
15# TARG. Test that we respect SvREADONLY.
16use constant roref=>\2;
17eval { for (roref) { $_ = <Fʜ> } };
18like($@, qr/Modification of a read-only value attempted/, '[perl #19566]');
19
20# [perl #21628]
21{
22  my $file = tempfile();
23  open Ạ,'+>',$file; $a = 3;
24  is($a .= <Ạ>, 3, '#21628 - $a .= <A> , A eof');
25  close Ạ; $a = 4;
26  is($a .= <Ạ>, 4, '#21628 - $a .= <A> , A closed');
27}
28
29use strict;
30my $err;
31{
32  no warnings qw(deprecated);
33  open ᕝ, '.' and sysread ᕝ, $_, 1;
34  $err = $! + 0;
35  close ᕝ;
36}
37
38SKIP: {
39  skip "you can read directories as plain files", 2 unless( $err );
40
41  $!=0;
42  open ᕝ, '.' and $_=<ᕝ>;
43  ok( $!==$err && !defined($_) => 'readline( DIRECTORY )' );
44  close ᕝ;
45
46  $!=0;
47  { local $/;
48    open ᕝ, '.' and $_=<ᕝ>;
49    ok( $!==$err && !defined($_) => 'readline( DIRECTORY ) slurp mode' );
50    close ᕝ;
51  }
52}
53
54my $obj = bless [], "Ȼლᔆ";
55$obj .= <DATA>;
56like($obj, qr/Ȼლᔆ=ARRAY.*world/u, 'rcatline and refs');
57
58{
59    my $file = tempfile();
60    open my $out_fh, ">", $file;
61    print { $out_fh } "Data\n";
62    close $out_fh;
63
64    open hòฟ, "<", $file;
65    is( scalar(<hòฟ>), "Data\n", "readline() works correctly on UTF-8 filehandles" );
66    close hòฟ;
67}
68
69__DATA__
70world
71