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"; |
d6cdadd4 | 12 | plan(tests => 31); |
8ea155d1 | 13 | |
35ae6b54 | 14 | my $IsVMS = $^O eq 'VMS'; |
2d6b1654 | 15 | |
8ea155d1 MS |
16 | # Might be a little early in the testing process to start using these, |
17 | # but I can't think of a way to write this test without them. | |
58277c14 | 18 | use File::Spec::Functions qw(:DEFAULT splitdir rel2abs splitpath); |
d9c93211 MS |
19 | |
20 | # Can't use Cwd::abs_path() because it has different ideas about | |
d6cdadd4 | 21 | # path separators than File::Spec. |
d9c93211 | 22 | sub abs_path { |
9d4c144b | 23 | $IsVMS ? uc(rel2abs(curdir)) : rel2abs(curdir); |
d9c93211 | 24 | } |
8ea155d1 | 25 | |
35ae6b54 | 26 | my $Cwd = abs_path; |
8ea155d1 MS |
27 | |
28 | # Let's get to a known position | |
29 | SKIP: { | |
58277c14 | 30 | my ($vol,$dir) = splitpath(abs_path,1); |
fb7a80d6 MS |
31 | my $test_dir = $IsVMS ? 'T' : 't'; |
32 | skip("Already in t/", 2) if (splitdir($dir))[-1] eq $test_dir; | |
8ea155d1 | 33 | |
fb7a80d6 MS |
34 | ok( chdir($test_dir), 'chdir($test_dir)'); |
35 | is( abs_path, catdir($Cwd, $test_dir), ' abs_path() agrees' ); | |
8ea155d1 MS |
36 | } |
37 | ||
35ae6b54 | 38 | $Cwd = abs_path; |
8ea155d1 MS |
39 | |
40 | # The environment variables chdir() pays attention to. | |
41 | my @magic_envs = qw(HOME LOGDIR SYS$LOGIN); | |
42 | ||
35ae6b54 MS |
43 | sub check_env { |
44 | my($key) = @_; | |
8ea155d1 | 45 | |
89eee1ed | 46 | # Make sure $ENV{'SYS$LOGIN'} is only honored on VMS. |
35ae6b54 MS |
47 | if( $key eq 'SYS$LOGIN' && !$IsVMS ) { |
48 | ok( !chdir(), "chdir() on $^O ignores only \$ENV{$key} set" ); | |
49 | is( abs_path, $Cwd, ' abs_path() did not change' ); | |
d6cdadd4 | 50 | pass( " no need to test SYS\$LOGIN on $^O" ) for 1..7; |
8ea155d1 MS |
51 | } |
52 | else { | |
89eee1ed | 53 | ok( chdir(), "chdir() w/ only \$ENV{$key} set" ); |
8ea155d1 | 54 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); |
35ae6b54 MS |
55 | chdir($Cwd); |
56 | is( abs_path, $Cwd, ' and back again' ); | |
57 | ||
58 | my $warning = ''; | |
59 | local $SIG{__WARN__} = sub { $warning .= join '', @_ }; | |
60 | ||
8ea155d1 | 61 | |
35ae6b54 | 62 | # Check the deprecated chdir(undef) feature. |
fb7a80d6 | 63 | #line 64 |
35ae6b54 MS |
64 | ok( chdir(undef), "chdir(undef) w/ only \$ENV{$key} set" ); |
65 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); | |
66 | is( $warning, <<WARNING, ' got uninit & deprecation warning' ); | |
fb7a80d6 MS |
67 | Use of uninitialized value in chdir at $0 line 64. |
68 | Use of chdir('') or chdir(undef) as chdir() is deprecated at $0 line 64. | |
35ae6b54 | 69 | WARNING |
8ea155d1 | 70 | |
35ae6b54 MS |
71 | chdir($Cwd); |
72 | ||
73 | # Ditto chdir(''). | |
74 | $warning = ''; | |
fb7a80d6 | 75 | #line 76 |
35ae6b54 MS |
76 | ok( chdir(''), "chdir('') w/ only \$ENV{$key} set" ); |
77 | is( abs_path, $ENV{$key}, ' abs_path() agrees' ); | |
78 | is( $warning, <<WARNING, ' got deprecation warning' ); | |
fb7a80d6 | 79 | Use of chdir('') or chdir(undef) as chdir() is deprecated at $0 line 76. |
35ae6b54 MS |
80 | WARNING |
81 | ||
82 | chdir($Cwd); | |
83 | } | |
8ea155d1 MS |
84 | } |
85 | ||
fb7a80d6 | 86 | my %Saved_Env = (); |
d6cdadd4 | 87 | sub clean_env { |
fb7a80d6 MS |
88 | foreach my $env (@magic_envs) { |
89 | $Saved_Env{$env} = $ENV{$env}; | |
90 | ||
91 | # Can't actually delete SYS$ stuff on VMS. | |
92 | next if $IsVMS && $env eq 'SYS$LOGIN'; | |
93 | next if $IsVMS && $env eq 'HOME' && !$Config{'d_setenv'}; | |
94 | ||
95 | # On VMS, %ENV is many layered. | |
96 | delete $ENV{$env} while exists $ENV{$env}; | |
58277c14 | 97 | } |
fb7a80d6 | 98 | |
d6cdadd4 CB |
99 | # The following means we won't really be testing for non-existence, |
100 | # but in Perl we can only delete from the process table, not the job | |
101 | # table. | |
102 | $ENV{'SYS$LOGIN'} = '' if $IsVMS; | |
103 | } | |
104 | ||
fb7a80d6 MS |
105 | END { |
106 | no warnings 'uninitialized'; | |
107 | ||
108 | # Restore the environment for VMS (and doesn't hurt for anyone else) | |
109 | @ENV{@magic_envs} = @Saved_Env{@magic_envs}; | |
110 | } | |
111 | ||
112 | ||
35ae6b54 | 113 | foreach my $key (@magic_envs) { |
8ea155d1 MS |
114 | # We're going to be using undefs a lot here. |
115 | no warnings 'uninitialized'; | |
116 | ||
d6cdadd4 | 117 | clean_env; |
9d4c144b | 118 | $ENV{$key} = catdir $Cwd, ($IsVMS ? 'OP' : 'op'); |
58277c14 | 119 | |
35ae6b54 MS |
120 | check_env($key); |
121 | } | |
122 | ||
123 | { | |
d6cdadd4 | 124 | clean_env; |
58277c14 JH |
125 | if ($IsVMS && !$Config{'d_setenv'}) { |
126 | pass("Can't reset HOME, so chdir() test meaningless"); | |
127 | } else { | |
128 | ok( !chdir(), 'chdir() w/o any ENV set' ); | |
129 | } | |
35ae6b54 | 130 | is( abs_path, $Cwd, ' abs_path() agrees' ); |
8ea155d1 | 131 | } |