xref: /openbsd/gnu/usr.bin/perl/t/uni/readline.t (revision 6f40fd34)
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;
30
31open ᕝ, '.' and sysread ᕝ, $_, 1;
32my $err = $! + 0;
33close ᕝ;
34
35SKIP: {
36  skip "you can read directories as plain files", 2 unless( $err );
37
38  $!=0;
39  open ᕝ, '.' and $_=<ᕝ>;
40  ok( $!==$err && !defined($_) => 'readline( DIRECTORY )' );
41  close ᕝ;
42
43  $!=0;
44  { local $/;
45    open ᕝ, '.' and $_=<ᕝ>;
46    ok( $!==$err && !defined($_) => 'readline( DIRECTORY ) slurp mode' );
47    close ᕝ;
48  }
49}
50
51my $obj = bless [], "Ȼლᔆ";
52$obj .= <DATA>;
53like($obj, qr/Ȼლᔆ=ARRAY.*world/u, 'rcatline and refs');
54
55{
56    my $file = tempfile();
57    open my $out_fh, ">", $file;
58    print { $out_fh } "Data\n";
59    close $out_fh;
60
61    open hòฟ, "<", $file;
62    is( scalar(<hòฟ>), "Data\n", "readline() works correctly on UTF-8 filehandles" );
63    close hòฟ;
64}
65
66__DATA__
67world
68