xref: /openbsd/gnu/usr.bin/perl/t/op/glob.t (revision 771fbea0) 
1#!./perl
2
3BEGIN {
4    chdir 't' if -d 't';
5    require './test.pl';
6    set_up_inc( qw(. ../lib) );
7}
8
9plan( tests => 18 );
10
11@oops = @ops = <op/*>;
12
13if ($^O eq 'MSWin32') {
14  map { $files{lc($_)}++ } <op/*>;
15  map { delete $files{"op/$_"} } split /[\s\n]/, `dir /b /l op & dir /b /l /ah op 2>nul`,
16}
17elsif ($^O eq 'VMS') {
18  map { $files{lc($_)}++ } <[.op]*>;
19  map { s/;.*$//; delete $files{lc($_)}; } split /[\n]/, `directory/noheading/notrailing/versions=1 [.op]`,
20}
21else {
22  map { $files{$_}++ } <op/*>;
23  map { delete $files{$_} } split /\n/, `ls op/* | cat`;
24}
25ok( !(keys(%files)),'leftover op/* files' ) or diag(join(' ',sort keys %files));
26
27cmp_ok($/,'eq',"\n",'sane input record separator');
28
29$not = '';
30while (<jskdfjskdfj* op/* jskdjfjkosvk*>) {
31    $not = "not " unless $_ eq shift @ops;
32    $not = "not at all " if $/ eq "\0";
33}
34ok(!$not,"glob amid garbage [$not]");
35
36cmp_ok($/,'eq',"\n",'input record separator still sane');
37
38$_ = "op/*";
39@glops = glob $_;
40cmp_ok("@glops",'eq',"@oops",'glob operator 1');
41
42@glops = glob;
43cmp_ok("@glops",'eq',"@oops",'glob operator 2');
44
45# glob should still work even after the File::Glob stash has gone away
46# (this used to dump core)
47my $i = 0;
48for (1..2) {
49    eval "<.>";
50    ok(!length($@),"eval'ed a glob $_");
51    local %File::Glob::;
52    ++$i;
53}
54cmp_ok($i,'==',2,'remove File::Glob stash');
55
56# a more sinister version of the same test (crashes from 5.8 to 5.13.1)
57{
58    local %File::Glob::;
59    local %CORE::GLOBAL::;
60    eval "<.>";
61    ok(!length($@),"remove File::Glob stash *and* CORE::GLOBAL::glob");
62}
63# Also try undeffing the typeglob itself, instead of hiding it
64{
65    local *CORE::GLOBAL::glob;
66    ok eval  { glob("0"); 1 },
67	'undefined *CORE::GLOBAL::glob{CODE} at run time';
68}
69# And hide the typeglob without hiding File::Glob (crashes from 5.8
70# to 5.15.4)
71{
72    local %CORE::GLOBAL::;
73    ok eval q{ glob("0"); 1 },
74	'undefined *CORE::GLOBAL::glob{CODE} at compile time';
75}
76
77# ... while ($var = glob(...)) should test definedness not truth
78
79SKIP: {
80    skip('no File::Glob to emulate Unix-ism', 1)
81	unless $INC{'File/Glob.pm'};
82    my $ok = 0;
83    $ok = 1 while my $var = glob("0");
84    ok($ok,'define versus truth');
85}
86
87# The formerly-broken test for the situation above would accidentally
88# test definedness for an assignment with a LOGOP on the right:
89{
90    my $f = 0;
91    my $ok = 1;
92    $ok = 0, undef $f while $x = $f||$f;
93    ok($ok,'test definedness with LOGOP');
94}
95
96cmp_ok(scalar(@oops),'>',0,'glob globbed something');
97
98SKIP: {
99    skip "~ globbing returns nothing on VMS", 1 if $^O eq 'VMS';
100    # This test exists mainly for miniperl, to test that external calls to
101    # csh, which clear %ENV first, leave $ENV{HOME}.
102    # On Windows, external glob uses File::DosGlob which returns "~", so
103    # this should pass anyway.
104    ok <~>, '~ works';
105}
106
107{
108    my $called;
109    local *CORE::GLOBAL::glob = sub { ++$called };
110    eval 'CORE::glob("0")';
111    ok !$called, 'CORE::glob bypasses overrides';
112}
113
114######## glob() bug Mon, 01 Sep 2003 02:25:41 -0700 <200309010925.h819Pf0X011457@smtp3.ActiveState.com>
115
116SKIP: {
117    use Config;
118    skip("glob() works when cross-compiling, but this test doesn't", 1)
119        if $Config{usecrosscompile};
120
121    my $switches = [qw(-lw)];
122    my $expected = "ok1\nok2\n";
123    my $name     = "Make sure the presence of the CORE::GLOBAL::glob typeglob does not affect whether File::Glob::csh_glob is called.";
124
125    fresh_perl_is(<<'EOP', $expected, { switches => $switches }, $name);
126    if ($^O eq 'VMS') {
127        # A pattern with a double quote in it is a syntax error to LIB$FIND_FILE
128        # Should we strip quotes in Perl_vms_start_glob the way csh_glob() does?
129        print "ok1\nok2\n";
130    }
131    else {
132        ++$INC{"File/Glob.pm"}; # prevent it from loading
133        my $called1 = 0;
134        my $called2 = 0;
135        *File::Glob::csh_glob = sub { ++$called1 };
136        my $output1 = eval q{ glob(q(./"TEST")) };
137        undef *CORE::GLOBAL::glob; # but leave the typeglob itself there
138        ++$CORE::GLOBAL::glob if 0; # "used only once"
139        undef *File::Glob::csh_glob; # avoid redefinition warnings
140        *File::Glob::csh_glob = sub { ++$called2 };
141        my $output2 = eval q{ glob(q(./"TEST")) };
142        print "ok1" if $called1 eq $called2;
143        print "ok2" if $output1 eq $output2;
144    }
145EOP
146}
147