Commit | Line | Data |
4ea8f8fb |
1 | #!./perl |
2 | # |
3 | # Tests for Perl run-time environment variable settings |
4 | # |
5 | # $PERL5OPT, $PERL5LIB, etc. |
6 | |
7 | BEGIN { |
8 | chdir 't' if -d 't'; |
9 | @INC = '../lib'; |
e069d1ca |
10 | require Config; import Config; |
27dd2420 |
11 | unless ($Config{'d_fork'}) { |
12 | print "1..0 # Skip: no fork\n"; |
13 | exit 0; |
14 | } |
4ea8f8fb |
15 | } |
16 | |
17 | my $STDOUT = './results-0'; |
18 | my $STDERR = './results-1'; |
19 | my $PERL = './perl'; |
20 | my $FAILURE_CODE = 119; |
21 | |
22 | print "1..9\n"; |
23 | |
24 | # Run perl with specified environment and arguments returns a list. |
25 | # First element is true iff Perl's stdout and stderr match the |
26 | # supplied $stdout and $stderr argument strings exactly. |
27 | # second element is an explanation of the failure |
28 | sub runperl { |
29 | local *F; |
30 | my ($env, $args, $stdout, $stderr) = @_; |
31 | |
32 | unshift @$args, '-I../lib'; |
33 | |
34 | $stdout = '' unless defined $stdout; |
35 | $stderr = '' unless defined $stderr; |
36 | my $pid = fork; |
37 | return (0, "Couldn't fork: $!") unless defined $pid; # failure |
38 | if ($pid) { # parent |
39 | my ($actual_stdout, $actual_stderr); |
40 | wait; |
41 | return (0, "Failure in child.\n") if ($?>>8) == $FAILURE_CODE; |
42 | |
43 | open F, "< $STDOUT" or return (0, "Couldn't read $STDOUT file"); |
44 | { local $/; $actual_stdout = <F> } |
45 | open F, "< $STDERR" or return (0, "Couldn't read $STDERR file"); |
46 | { local $/; $actual_stderr = <F> } |
47 | |
48 | if ($actual_stdout ne $stdout) { |
49 | return (0, "Stdout mismatch: expected [$stdout], saw [$actual_stdout]"); |
50 | } elsif ($actual_stderr ne $stderr) { |
51 | return (0, "Stderr mismatch: expected [$stderr], saw [$actual_stderr]"); |
52 | } else { |
53 | return 1; # success |
54 | } |
55 | } else { # child |
56 | for my $k (keys %$env) { |
57 | $ENV{$k} = $env->{$k}; |
58 | } |
59 | open STDOUT, "> $STDOUT" or exit $FAILURE_CODE; |
60 | open STDERR, "> $STDERR" or it_didnt_work(); |
61 | { exec $PERL, @$args } |
62 | it_didnt_work(); |
63 | } |
64 | } |
65 | |
66 | |
67 | sub it_didnt_work { |
68 | print STDOUT "IWHCWJIHCI\cNHJWCJQWKJQJWCQW\n"; |
69 | exit $FAILURE_CODE; |
70 | } |
71 | |
72 | sub try { |
73 | my $testno = shift; |
74 | my ($success, $reason) = runperl(@_); |
75 | if ($success) { |
76 | print "ok $testno\n"; |
77 | } else { |
78 | $reason =~ s/\n/\\n/g; |
79 | print "not ok $testno # $reason\n"; |
80 | } |
81 | } |
82 | |
83 | # PERL5OPT Command-line options (switches). Switches in |
84 | # this variable are taken as if they were on |
85 | # every Perl command line. Only the -[DIMUdmw] |
86 | # switches are allowed. When running taint |
87 | # checks (because the program was running setuid |
88 | # or setgid, or the -T switch was used), this |
89 | # variable is ignored. If PERL5OPT begins with |
90 | # -T, tainting will be enabled, and any |
91 | # subsequent options ignored. |
92 | |
93 | my $T = 1; |
94 | try($T++, {PERL5OPT => '-w'}, ['-e', 'print $::x'], |
95 | "", |
96 | qq{Name "main::x" used only once: possible typo at -e line 1.\nUse of uninitialized value in print at -e line 1.\n}); |
97 | |
98 | try($T++, {PERL5OPT => '-Mstrict'}, ['-e', 'print $::x'], |
99 | "", ""); |
100 | |
101 | try($T++, {PERL5OPT => '-Mstrict'}, ['-e', 'print $x'], |
102 | "", |
103 | qq{Global symbol "\$x" requires explicit package name at -e line 1.\nExecution of -e aborted due to compilation errors.\n}); |
104 | |
105 | # Fails in 5.6.0 |
106 | try($T++, {PERL5OPT => '-Mstrict -w'}, ['-e', 'print $x'], |
107 | "", |
108 | qq{Global symbol "\$x" requires explicit package name at -e line 1.\nExecution of -e aborted due to compilation errors.\n}); |
109 | |
110 | # Fails in 5.6.0 |
111 | try($T++, {PERL5OPT => '-w -Mstrict'}, ['-e', 'print $::x'], |
112 | "", |
113 | <<ERROR |
114 | Name "main::x" used only once: possible typo at -e line 1. |
115 | Use of uninitialized value in print at -e line 1. |
116 | ERROR |
117 | ); |
118 | |
119 | # Fails in 5.6.0 |
120 | try($T++, {PERL5OPT => '-w -Mstrict'}, ['-e', 'print $::x'], |
121 | "", |
122 | <<ERROR |
123 | Name "main::x" used only once: possible typo at -e line 1. |
124 | Use of uninitialized value in print at -e line 1. |
125 | ERROR |
126 | ); |
127 | |
128 | try($T++, {PERL5OPT => '-MExporter'}, ['-e0'], |
129 | "", |
130 | ""); |
131 | |
132 | # Fails in 5.6.0 |
133 | try($T++, {PERL5OPT => '-MExporter -MExporter'}, ['-e0'], |
134 | "", |
135 | ""); |
136 | |
137 | try($T++, {PERL5OPT => '-Mstrict -Mwarnings'}, |
138 | ['-e', 'print "ok" if $INC{"strict.pm"} and $INC{"warnings.pm"}'], |
139 | "ok", |
140 | ""); |
141 | |
142 | print "# ", $T-1, " tests total.\n"; |
27dd2420 |
143 | |
144 | END { |
145 | 1 while unlink $STDOUT; |
146 | 1 while unlink $STDERR; |
147 | } |