Commit | Line | Data |
---|---|---|
35ae6b54 MS |
1 | #!./perl -w |
2 | ||
8ea155d1 MS |
3 | BEGIN { |
4 | # We're not going to chdir() into 't' because we don't know if | |
5 | # chdir() works! Instead, we'll hedge our bets and put both | |
6 | # possibilities into @INC. | |
69026470 | 7 | @INC = qw(t . lib ../lib); |
8ea155d1 MS |
8 | } |
9 | ||
58277c14 | 10 | use Config; |
69026470 | 11 | require "test.pl"; |
d4ac975e | 12 | plan(tests => 41); |
8ea155d1 | 13 | |
dc459aad JH |
14 | my $IsVMS = $^O eq 'VMS'; |
15 | my $IsMacOS = $^O eq 'MacOS'; | |
2d6b1654 | 16 | |
8ea155d1 MS |
17 | # Might be a little early in the testing process to start using these, |
18 | # but I can't think of a way to write this test without them. | |
58277c14 | 19 | use File::Spec::Functions qw(:DEFAULT splitdir rel2abs splitpath); |
d9c93211 MS |
20 | |
21 | # Can't use Cwd::abs_path() because it has different ideas about | |
d6cdadd4 | 22 | # path separators than File::Spec. |
d9c93211 | 23 | sub abs_path { |
1b76c3e4 JH |
24 | my $d = rel2abs(curdir); |
25 | ||
26 | $d = uc($d) if $IsVMS; | |
27 | $d = lc($d) if $^O =~ /^uwin/; | |
28 | $d; | |
d9c93211 | 29 | } |
8ea155d1 | 30 | |
35ae6b54 | 31 | my $Cwd = abs_path; |
8ea155d1 MS |
32 | |
33 | # Let's get to a known position | |
34 | SKIP: { | |
58277c14 | 35 | my ($vol,$dir) = splitpath(abs_path,1); |
fb7a80d6 MS |
36 | my $test_dir = $IsVMS ? 'T' : 't'; |
37 | skip("Already in t/", 2) if (splitdir($dir))[-1] eq $test_dir; | |
8ea155d1 | 38 | |
fb7a80d6 MS |
39 | ok( chdir($test_dir), 'chdir($test_dir)'); |
40 | is( abs_path, catdir($Cwd, $test_dir), ' abs_path() agrees' ); | |
8ea155d1 MS |
41 | } |
42 | ||
35ae6b54 | 43 | $Cwd = abs_path; |
8ea155d1 | 44 | |
c4aca7d0 | 45 | SKIP: { |
d4ac975e | 46 | skip("no fchdir", 9) unless ($Config{d_fchdir} || "") eq "define"; |
c4aca7d0 GA |
47 | ok(opendir(my $dh, "."), "opendir ."); |
48 | ok(open(my $fh, "<", "op"), "open op"); | |
49 | ok(chdir($fh), "fchdir op"); | |
50 | ok(-f "chdir.t", "verify that we are in op"); | |
ac49b025 MB |
51 | if (($Config{d_dirfd} || "") eq "define") { |
52 | ok(chdir($dh), "fchdir back"); | |
53 | } | |
54 | else { | |
55 | eval { chdir($dh); }; | |
56 | like($@, qr/^The dirfd function is unimplemented at/, "dirfd is unimplemented"); | |
57 | chdir ".."; | |
58 | } | |
d4ac975e GA |
59 | |
60 | # same with bareword file handles | |
61 | no warnings 'once'; | |
62 | *DH = $dh; | |
63 | *FH = $fh; | |
64 | ok(chdir FH, "fchdir op bareword"); | |
65 | ok(-f "chdir.t", "verify that we are in op"); | |
66 | if (($Config{d_dirfd} || "") eq "define") { | |
67 | ok(chdir DH, "fchdir back bareword"); | |
68 | } | |
69 | else { | |
70 | eval { chdir(DH); }; | |
71 | like($@, qr/^The dirfd function is unimplemented at/, "dirfd is unimplemented"); | |
72 | chdir ".."; | |
73 | } | |
c4aca7d0 GA |
74 | ok(-d "op", "verify that we are back"); |
75 | } | |
76 | ||
77 | SKIP: { | |
78 | skip("has fchdir", 1) if ($Config{d_fchdir} || "") eq "define"; | |
79 | opendir(my $dh, "op"); | |
80 | eval { chdir($dh); }; | |
81 | like($@, qr/^The fchdir function is unimplemented at/, "fchdir is unimplemented"); | |
82 | } | |
83 | ||
8ea155d1 MS |
84 | # The environment variables chdir() pays attention to. |
85 | my @magic_envs = qw(HOME LOGDIR SYS$LOGIN); | |
86 | ||
35ae6b54 MS |
87 | sub check_env { |
88 | my($key) = @_; | |
8ea155d1 | 89 | |
89eee1ed | 90 | # Make sure $ENV{'SYS$LOGIN'} is only honored on VMS. |
dc459aad | 91 | if( $key eq 'SYS$LOGIN' && !$IsVMS && !$IsMacOS ) { |
35ae6b54 MS |
92 | ok( !chdir(), "chdir() on $^O ignores only \$ENV{$key} set" ); |
93 | is( abs_path, $Cwd, ' abs_path() did not change' ); | |
d6cdadd4 | 94 | pass( " no need to test SYS\$LOGIN on $^O" ) for 1..7; |
8ea155d1 MS |
95 | } |
96 | else { | |
89eee1ed | 97 | ok( chdir(), "chdir() w/ only \$ENV{$key} set" ); |
8ea155d1 | 98 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); |
35ae6b54 MS |
99 | chdir($Cwd); |
100 | is( abs_path, $Cwd, ' and back again' ); | |
101 | ||
102 | my $warning = ''; | |
103 | local $SIG{__WARN__} = sub { $warning .= join '', @_ }; | |
104 | ||
8ea155d1 | 105 | |
35ae6b54 | 106 | # Check the deprecated chdir(undef) feature. |
fb7a80d6 | 107 | #line 64 |
35ae6b54 MS |
108 | ok( chdir(undef), "chdir(undef) w/ only \$ENV{$key} set" ); |
109 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); | |
110 | is( $warning, <<WARNING, ' got uninit & deprecation warning' ); | |
fb7a80d6 MS |
111 | Use of uninitialized value in chdir at $0 line 64. |
112 | Use of chdir('') or chdir(undef) as chdir() is deprecated at $0 line 64. | |
35ae6b54 | 113 | WARNING |
8ea155d1 | 114 | |
35ae6b54 MS |
115 | chdir($Cwd); |
116 | ||
117 | # Ditto chdir(''). | |
118 | $warning = ''; | |
fb7a80d6 | 119 | #line 76 |
35ae6b54 MS |
120 | ok( chdir(''), "chdir('') w/ only \$ENV{$key} set" ); |
121 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); | |
122 | is( $warning, <<WARNING, ' got deprecation warning' ); | |
fb7a80d6 | 123 | Use of chdir('') or chdir(undef) as chdir() is deprecated at $0 line 76. |
35ae6b54 MS |
124 | WARNING |
125 | ||
126 | chdir($Cwd); | |
127 | } | |
8ea155d1 MS |
128 | } |
129 | ||
fb7a80d6 | 130 | my %Saved_Env = (); |
d6cdadd4 | 131 | sub clean_env { |
fb7a80d6 MS |
132 | foreach my $env (@magic_envs) { |
133 | $Saved_Env{$env} = $ENV{$env}; | |
134 | ||
135 | # Can't actually delete SYS$ stuff on VMS. | |
136 | next if $IsVMS && $env eq 'SYS$LOGIN'; | |
137 | next if $IsVMS && $env eq 'HOME' && !$Config{'d_setenv'}; | |
138 | ||
dc459aad JH |
139 | unless ($IsMacOS) { # ENV on MacOS is "special" :-) |
140 | # On VMS, %ENV is many layered. | |
141 | delete $ENV{$env} while exists $ENV{$env}; | |
142 | } | |
58277c14 | 143 | } |
fb7a80d6 | 144 | |
d6cdadd4 CB |
145 | # The following means we won't really be testing for non-existence, |
146 | # but in Perl we can only delete from the process table, not the job | |
147 | # table. | |
148 | $ENV{'SYS$LOGIN'} = '' if $IsVMS; | |
149 | } | |
150 | ||
fb7a80d6 MS |
151 | END { |
152 | no warnings 'uninitialized'; | |
153 | ||
154 | # Restore the environment for VMS (and doesn't hurt for anyone else) | |
155 | @ENV{@magic_envs} = @Saved_Env{@magic_envs}; | |
16ed4686 JM |
156 | |
157 | # On VMS this must be deleted or process table is wrong on exit | |
158 | # when this script is run interactively. | |
159 | delete $ENV{'SYS$LOGIN'} if $IsVMS; | |
fb7a80d6 MS |
160 | } |
161 | ||
162 | ||
35ae6b54 | 163 | foreach my $key (@magic_envs) { |
8ea155d1 MS |
164 | # We're going to be using undefs a lot here. |
165 | no warnings 'uninitialized'; | |
166 | ||
d6cdadd4 | 167 | clean_env; |
9d4c144b | 168 | $ENV{$key} = catdir $Cwd, ($IsVMS ? 'OP' : 'op'); |
58277c14 | 169 | |
35ae6b54 MS |
170 | check_env($key); |
171 | } | |
172 | ||
173 | { | |
d6cdadd4 | 174 | clean_env; |
dc459aad | 175 | if (($IsVMS || $IsMacOS) && !$Config{'d_setenv'}) { |
58277c14 JH |
176 | pass("Can't reset HOME, so chdir() test meaningless"); |
177 | } else { | |
178 | ok( !chdir(), 'chdir() w/o any ENV set' ); | |
179 | } | |
35ae6b54 | 180 | is( abs_path, $Cwd, ' abs_path() agrees' ); |
8ea155d1 | 181 | } |