1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
#!./perl
#line 3 warn.t
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require './test.pl';
}
plan 22;
my @warnings;
my $wa = []; my $ea = [];
$SIG{__WARN__} = sub { push @warnings, $_[0] };
@warnings = ();
$@ = "";
warn "foo\n";
ok @warnings==1 && $warnings[0] eq "foo\n";
@warnings = ();
$@ = "";
warn "foo", "bar\n";
ok @warnings==1 && $warnings[0] eq "foobar\n";
@warnings = ();
$@ = "";
warn "foo";
ok @warnings==1 && $warnings[0] eq "foo at warn.t line 28.\n";
@warnings = ();
$@ = "";
warn $wa;
ok @warnings==1 && ref($warnings[0]) eq "ARRAY" && $warnings[0] == $wa;
@warnings = ();
$@ = "";
warn "";
ok @warnings==1 &&
$warnings[0] eq "Warning: something's wrong at warn.t line 38.\n";
@warnings = ();
$@ = "";
warn;
ok @warnings==1 &&
$warnings[0] eq "Warning: something's wrong at warn.t line 44.\n";
@warnings = ();
$@ = "ERR\n";
warn "foo\n";
ok @warnings==1 && $warnings[0] eq "foo\n";
@warnings = ();
$@ = "ERR\n";
warn "foo", "bar\n";
ok @warnings==1 && $warnings[0] eq "foobar\n";
@warnings = ();
$@ = "ERR\n";
warn "foo";
ok @warnings==1 && $warnings[0] eq "foo at warn.t line 60.\n";
@warnings = ();
$@ = "ERR\n";
warn $wa;
ok @warnings==1 && ref($warnings[0]) eq "ARRAY" && $warnings[0] == $wa;
@warnings = ();
$@ = "ERR\n";
warn "";
ok @warnings==1 &&
$warnings[0] eq "ERR\n\t...caught at warn.t line 70.\n";
@warnings = ();
$@ = "ERR\n";
warn;
ok @warnings==1 &&
$warnings[0] eq "ERR\n\t...caught at warn.t line 76.\n";
@warnings = ();
$@ = $ea;
warn "foo\n";
ok @warnings==1 && $warnings[0] eq "foo\n";
@warnings = ();
$@ = $ea;
warn "foo", "bar\n";
ok @warnings==1 && $warnings[0] eq "foobar\n";
@warnings = ();
$@ = $ea;
warn "foo";
ok @warnings==1 && $warnings[0] eq "foo at warn.t line 92.\n";
@warnings = ();
$@ = $ea;
warn $wa;
ok @warnings==1 && ref($warnings[0]) eq "ARRAY" && $warnings[0] == $wa;
@warnings = ();
$@ = $ea;
warn "";
ok @warnings==1 && ref($warnings[0]) eq "ARRAY" && $warnings[0] == $ea;
@warnings = ();
$@ = $ea;
warn;
ok @warnings==1 && ref($warnings[0]) eq "ARRAY" && $warnings[0] == $ea;
fresh_perl_like(
'
$a = "\xee\n";
print STDERR $a; warn $a;
utf8::upgrade($a);
print STDERR $a; warn $a;
',
qr/^\xee(?:\r?\n\xee){3}/,
{ switches => [ "-C0" ] },
'warn emits logical characters, not internal bytes [perl #45549]'
);
SKIP: {
skip_if_miniperl('miniperl ignores -C', 1);
fresh_perl_like(
'
$a = "\xee\n";
print STDERR $a; warn $a;
utf8::upgrade($a);
print STDERR $a; warn $a;
',
qr/^\xc3\xae(?:\r?\n\xc3\xae){3}/,
{ switches => ['-CE'] },
'warn respects :utf8 layer'
);
}
fresh_perl_like(
'warn chr 300',
qr/^Wide character in warn .*\n\xc4\xac at /,
{ switches => [ "-C0" ] },
'Wide character in warn (not print)'
);
fresh_perl_like(
'warn []',
qr/^ARRAY\(0x[\da-f]+\) at /a,
{ },
'warn stringifies in the absence of $SIG{__WARN__}'
);
1;
|
