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glob crashes when %File::Glob:: is empty
[perl5.git] / t / op / glob.t
CommitLineData
a687059c
LW
1#!./perl
2
72b16652
GS
3BEGIN {
4 chdir 't' if -d 't';
9b38b307 5 @INC = qw(. ../lib);
72b16652 6}
a687059c 7
9b38b307 8require 'test.pl';
4984aa34 9plan( tests => 16 );
a687059c 10
0a753a76 11@oops = @ops = <op/*>;
a687059c 12
68dc0745 13if ($^O eq 'MSWin32') {
3cd616b9 14 map { $files{lc($_)}++ } <op/*>;
6d0cc0d7 15 map { delete $files{"op/$_"} } split /[\s\n]/, `dir /b /l op & dir /b /l /ah op 2>nul`,
68dc0745 16}
0405c3f2
CB
17elsif ($^O eq 'VMS') {
18 map { $files{lc($_)}++ } <[.op]*>;
19 map { s/;.*$//; delete $files{lc($_)}; } split /[\n]/, `directory/noheading/notrailing/versions=1 [.op]`,
20}
68dc0745 21else {
3cd616b9 22 map { $files{$_}++ } <op/*>;
68dc0745
PP
23 map { delete $files{$_} } split /[\s\n]/, `echo op/*`;
24}
9b38b307 25ok( !(keys(%files)),'leftover op/* files' ) or diag(join(' ',sort keys %files));
a687059c 26
9b38b307 27cmp_ok($/,'eq',"\n",'sane input record separator');
a687059c 28
9b38b307 29$not = '';
7b903762
RGS
30while (<jskdfjskdfj* op/* jskdjfjkosvk*>) {
31 $not = "not " unless $_ eq shift @ops;
32 $not = "not at all " if $/ eq "\0";
a687059c 33}
9b38b307 34ok(!$not,"glob amid garbage [$not]");
a687059c 35
9b38b307 36cmp_ok($/,'eq',"\n",'input record separator still sane');
0a753a76 37
7b903762 38$_ = "op/*";
0a753a76 39@glops = glob $_;
9b38b307 40cmp_ok("@glops",'eq',"@oops",'glob operator 1');
0a753a76
PP
41
42@glops = glob;
9b38b307 43cmp_ok("@glops",'eq',"@oops",'glob operator 2');
ba112943
BS
44
45# glob should still work even after the File::Glob stash has gone away
46# (this used to dump core)
47my $i = 0;
48for (1..2) {
49 eval "<.>";
9b38b307 50 ok(!length($@),"eval'ed a glob $_");
ba112943
BS
51 undef %File::Glob::;
52 ++$i;
53}
4984aa34
FC
54cmp_ok($i,'==',2,'remove File::Glob stash');
55
56# a more sinister version of the same test (crashes from 5.8 to 5.13.1)
57{
58 undef %File::Glob::;
59 local %CORE::GLOBAL::;
60 eval "<.>";
61 ok(!length($@),"remove File::Glob stash *and* CORE::GLOBAL::glob");
62}
fe4a5e1f 63
48beb55f
RH
64# ... while ($var = glob(...)) should test definedness not truth
65
9b38b307
DL
66SKIP: {
67 skip('no File::Glob to emulate Unix-ism', 1)
68 unless $INC{'File/Glob.pm'};
69 my $ok = 0;
70 $ok = 1 while my $var = glob("0");
71 ok($ok,'define versus truth');
6ffa69ae 72}
ed2962a1
RH
73
74# The formerly-broken test for the situation above would accidentally
75# test definedness for an assignment with a LOGOP on the right:
33cec765 76{
9b38b307
DL
77 my $f = 0;
78 my $ok = 1;
79 $ok = 0, undef $f while $x = $f||$f;
80 ok($ok,'test definedness with LOGOP');
33cec765 81}
9b38b307
DL
82
83cmp_ok(scalar(@oops),'>',0,'glob globbed something');
010be86b
NC
84
85*aieee = 4;
86pass('Can assign integers to typeglobs');
87*aieee = 3.14;
88pass('Can assign floats to typeglobs');
89*aieee = 'pi';
90pass('Can assign strings to typeglobs');