This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Move tests for $[ from comp/parser.t to op/array_base.t
[perl5.git] / t / comp / hints.t
CommitLineData
dbc6b789 1#!./perl
045ac317 2
dbc6b789
RGS
3# Tests the scoping of $^H and %^H
4
bc8f2ddd 5@INC = '../lib';
0f94e4a9 6
f747ebd6 7BEGIN { print "1..32\n"; }
045ac317
RGS
8BEGIN {
9 print "not " if exists $^H{foo};
10 print "ok 1 - \$^H{foo} doesn't exist initially\n";
09337566
NC
11 if (${^OPEN}) {
12 print "not " unless $^H & 0x00020000;
13 print "ok 2 - \$^H contains HINT_LOCALIZE_HH initially with ${^OPEN}\n";
14 } else {
15 print "not " if $^H & 0x00020000;
16 print "ok 2 - \$^H doesn't contain HINT_LOCALIZE_HH initially\n";
17 }
045ac317
RGS
18}
19{
7168684c 20 # simulate a pragma -- don't forget HINT_LOCALIZE_HH
af796537 21 BEGIN { $^H |= 0x04020000; $^H{foo} = "a"; }
045ac317
RGS
22 BEGIN {
23 print "not " if $^H{foo} ne "a";
dbc6b789
RGS
24 print "ok 3 - \$^H{foo} is now 'a'\n";
25 print "not " unless $^H & 0x00020000;
26 print "ok 4 - \$^H contains HINT_LOCALIZE_HH while compiling\n";
045ac317
RGS
27 }
28 {
29 BEGIN { $^H |= 0x00020000; $^H{foo} = "b"; }
30 BEGIN {
31 print "not " if $^H{foo} ne "b";
7168684c 32 print "ok 5 - \$^H{foo} is now 'b'\n";
045ac317
RGS
33 }
34 }
35 BEGIN {
36 print "not " if $^H{foo} ne "a";
f747ebd6 37 print "ok 6 - \$^H{foo} restored to 'a'\n";
045ac317 38 }
dbc6b789
RGS
39 # The pragma settings disappear after compilation
40 # (test at CHECK-time and at run-time)
045ac317
RGS
41 CHECK {
42 print "not " if exists $^H{foo};
7168684c 43 print "ok 9 - \$^H{foo} doesn't exist when compilation complete\n";
09337566
NC
44 if (${^OPEN}) {
45 print "not " unless $^H & 0x00020000;
46 print "ok 10 - \$^H contains HINT_LOCALIZE_HH when compilation complete with ${^OPEN}\n";
47 } else {
48 print "not " if $^H & 0x00020000;
49 print "ok 10 - \$^H doesn't contain HINT_LOCALIZE_HH when compilation complete\n";
50 }
045ac317
RGS
51 }
52 print "not " if exists $^H{foo};
7168684c 53 print "ok 11 - \$^H{foo} doesn't exist at runtime\n";
09337566
NC
54 if (${^OPEN}) {
55 print "not " unless $^H & 0x00020000;
56 print "ok 12 - \$^H contains HINT_LOCALIZE_HH at run-time with ${^OPEN}\n";
57 } else {
58 print "not " if $^H & 0x00020000;
59 print "ok 12 - \$^H doesn't contain HINT_LOCALIZE_HH at run-time\n";
60 }
dbc6b789
RGS
61 # op_entereval should keep the pragmas it was compiled with
62 eval q*
63 print "not " if $^H{foo} ne "a";
7168684c 64 print "ok 13 - \$^H{foo} is 'a' at eval-\"\" time\n";
dbc6b789 65 print "not " unless $^H & 0x00020000;
7168684c 66 print "ok 14 - \$^H contains HINT_LOCALIZE_HH at eval\"\"-time\n";
dbc6b789 67 *;
045ac317
RGS
68}
69BEGIN {
70 print "not " if exists $^H{foo};
7168684c 71 print "ok 7 - \$^H{foo} doesn't exist while finishing compilation\n";
09337566
NC
72 if (${^OPEN}) {
73 print "not " unless $^H & 0x00020000;
74 print "ok 8 - \$^H contains HINT_LOCALIZE_HH while finishing compilation with ${^OPEN}\n";
75 } else {
76 print "not " if $^H & 0x00020000;
77 print "ok 8 - \$^H doesn't contain HINT_LOCALIZE_HH while finishing compilation\n";
78 }
045ac317 79}
dfa41748 80
0282be92
RGS
81{
82 BEGIN{$^H{x}=1};
bc8f2ddd 83 for my $tno (15..16) {
0282be92 84 eval q(
f747ebd6 85 print $^H{x}==1 && !$^H{y} ? "ok $tno\n" : "not ok $tno\n";
0282be92
RGS
86 $^H{y} = 1;
87 );
88 if ($@) {
89 (my $str = $@)=~s/^/# /gm;
f747ebd6 90 print "not ok $tno\n$str\n";
0282be92
RGS
91 }
92 }
93}
f747ebd6
Z
94
95{
96 $[ = 11;
bc8f2ddd 97 print +($[ == 11 ? "" : "not "), "ok 17 - setting \$[ affects \$[\n";
f747ebd6 98 our $t11; BEGIN { $t11 = $^H{'$['} }
bc8f2ddd 99 print +($t11 == 11 ? "" : "not "), "ok 18 - setting \$[ affects \$^H{'\$['}\n";
f747ebd6
Z
100
101 BEGIN { $^H{'$['} = 22 }
bc8f2ddd 102 print +($[ == 22 ? "" : "not "), "ok 19 - setting \$^H{'\$['} affects \$[\n";
f747ebd6 103 our $t22; BEGIN { $t22 = $^H{'$['} }
bc8f2ddd 104 print +($t22 == 22 ? "" : "not "), "ok 20 - setting \$^H{'\$['} affects \$^H{'\$['}\n";
f747ebd6
Z
105
106 BEGIN { %^H = () }
bc8f2ddd 107 print +($[ == 0 ? "" : "not "), "ok 21 - clearing \%^H affects \$[\n";
f747ebd6 108 our $t0; BEGIN { $t0 = $^H{'$['} }
bc8f2ddd 109 print +($t0 == 0 ? "" : "not "), "ok 22 - clearing \%^H affects \$^H{'\$['}\n";
f747ebd6
Z
110}
111
112{
113 $[ = 13;
114 BEGIN { $^H |= 0x04000000; $^H{foo} = "z"; }
115
116 our($ri0, $rf0); BEGIN { $ri0 = $^H; $rf0 = $^H{foo}; }
bc8f2ddd
NC
117 print +($[ == 13 ? "" : "not "), "ok 23 - \$[ correct before require\n";
118 print +($ri0 & 0x04000000 ? "" : "not "), "ok 24 - \$^H correct before require\n";
119 print +($rf0 eq "z" ? "" : "not "), "ok 25 - \$^H{foo} correct before require\n";
f747ebd6
Z
120
121 our($ra1, $ri1, $rf1, $rfe1);
122 BEGIN { require "comp/hints.aux"; }
bc8f2ddd
NC
123 print +($ra1 == 0 ? "" : "not "), "ok 26 - \$[ cleared for require\n";
124 print +(!($ri1 & 0x04000000) ? "" : "not "), "ok 27 - \$^H cleared for require\n";
125 print +(!defined($rf1) && !$rfe1 ? "" : "not "), "ok 28 - \$^H{foo} cleared for require\n";
f747ebd6
Z
126
127 our($ri2, $rf2); BEGIN { $ri2 = $^H; $rf2 = $^H{foo}; }
bc8f2ddd
NC
128 print +($[ == 13 ? "" : "not "), "ok 29 - \$[ correct after require\n";
129 print +($ri2 & 0x04000000 ? "" : "not "), "ok 30 - \$^H correct after require\n";
130 print +($rf2 eq "z" ? "" : "not "), "ok 31 - \$^H{foo} correct after require\n";
f747ebd6 131}
bc8f2ddd
NC
132
133# Add new tests above this require, in case it fails.
134require './test.pl';
135
136# bug #27040: hints hash was being double-freed
137my $result = runperl(
138 prog => '$^H |= 0x20000; eval q{BEGIN { $^H |= 0x20000 }}',
139 stderr => 1
140);
141print "not " if length $result;
142print "ok 32 - double-freeing hints hash\n";
143print "# got: $result\n" if length $result;
144
145__END__
146# Add new tests above require 'test.pl'