3 # Tests for Perl run-time environment variable settings
4 # Clone of t/run/runenv.t but without the forking, and with cmd.exe-friendly -e syntax.
6 # $PERL5OPT, $PERL5LIB, etc.
11 require Config; import Config;
12 require File::Temp; import File::Temp qw/:POSIX/;
15 ($::os_id, $::os_major) = ( Win32::GetOSVersion() )[ 4, 1 ];
16 if ($::os_id == 2 and $::os_major == 6) { # Vista, Server 2008 (incl R2), 7
26 skip_all "requires compilation with PERL_IMPLICIT_SYS"
27 unless $Config{ccflags} =~/(?:\A|\s)-DPERL_IMPLICIT_SYS\b/;
29 plan tests => $::tests;
31 my $PERL = $ENV{PERL} || '.\perl';
35 delete $ENV{PERL5LIB};
36 delete $ENV{PERL5OPT};
39 # Run perl with specified environment and arguments, return (STDOUT, STDERR)
40 sub runperl_and_capture {
41 my ($env, $args) = @_;
46 delete $ENV{PERL5LIB};
47 delete $ENV{PERL5OPT};
49 # Populate with our desired env
50 for my $k (keys %$env) {
51 $ENV{$k} = $env->{$k};
54 # This is slightly expensive, but this is more reliable than
55 # trying to emulate fork(), and we still get STDERR and STDOUT individually.
56 my $stderr_cache = tmpnam();
57 my $stdout = `$PERL @$args 2>$stderr_cache`;
59 if (-s $stderr_cache) {
60 open(my $stderr_cache_fh, "<", $stderr_cache)
61 or die "Could not retrieve STDERR output: $!";
62 while ( defined(my $s_line = <$stderr_cache_fh>) ) {
65 close $stderr_cache_fh;
69 return ($stdout, $stderr);
73 my ($env, $args, $stdout, $stderr) = @_;
74 my ($actual_stdout, $actual_stderr) = runperl_and_capture($env, $args);
75 local $::Level = $::Level + 1;
76 is ($stdout, $actual_stdout);
77 is ($stderr, $actual_stderr);
80 # PERL5OPT Command-line options (switches). Switches in
81 # this variable are taken as if they were on
82 # every Perl command line. Only the -[DIMUdmtw]
83 # switches are allowed. When running taint
84 # checks (because the program was running setuid
85 # or setgid, or the -T switch was used), this
86 # variable is ignored. If PERL5OPT begins with
87 # -T, tainting will be enabled, and any
88 # subsequent options ignored.
90 try({PERL5OPT => '-w'}, ['-e', '"print $::x"'],
92 qq(Name "main::x" used only once: possible typo at -e line 1.${NL}Use of uninitialized value \$x in print at -e line 1.${NL}));
94 try({PERL5OPT => '-Mstrict'}, ['-I..\lib', '-e', '"print $::x"'],
97 try({PERL5OPT => '-Mstrict'}, ['-I..\lib', '-e', '"print $x"'],
99 qq(Global symbol "\$x" requires explicit package name at -e line 1.${NL}Execution of -e aborted due to compilation errors.${NL}));
102 try({PERL5OPT => '-Mstrict -w'}, ['-I..\lib', '-e', '"print $x"'],
104 qq(Global symbol "\$x" requires explicit package name at -e line 1.${NL}Execution of -e aborted due to compilation errors.${NL}));
107 try({PERL5OPT => '-w -Mstrict'}, ['-I..\lib', '-e', '"print $::x"'],
110 Name "main::x" used only once: possible typo at -e line 1.
111 Use of uninitialized value \$x in print at -e line 1.
116 try({PERL5OPT => '-w -Mstrict'}, ['-I..\lib', '-e', '"print $::x"'],
119 Name "main::x" used only once: possible typo at -e line 1.
120 Use of uninitialized value \$x in print at -e line 1.
124 try({PERL5OPT => '-MExporter'}, ['-I..\lib', '-e0'],
129 try({PERL5OPT => '-MExporter -MExporter'}, ['-I..\lib', '-e0'],
133 try({PERL5OPT => '-Mstrict -Mwarnings'},
134 ['-I..\lib', '-e', '"print \"ok\" if $INC{\"strict.pm\"} and $INC{\"warnings.pm\"}"'],
138 open my $fh, ">", "Oooof.pm" or die "Can't write Oooof.pm: $!";
139 print $fh "package Oooof; 1;\n";
141 END { 1 while unlink "Oooof.pm" }
143 try({PERL5OPT => '-I. -MOooof'},
144 ['-e', '"print \"ok\" if $INC{\"Oooof.pm\"} eq \"Oooof.pm\""'],
148 try({PERL5OPT => '-w -w'},
149 ['-e', '"print $ENV{PERL5OPT}"'],
153 try({PERL5OPT => '-t'},
154 ['-e', '"print ${^TAINT}"'],
158 try({PERL5OPT => '-W'},
159 ['-I..\lib','-e', '"local $^W = 0; no warnings; print $x"'],
162 Name "main::x" used only once: possible typo at -e line 1.
163 Use of uninitialized value \$x in print at -e line 1.
167 try({PERLLIB => "foobar$Config{path_sep}42"},
168 ['-e', '"print grep { $_ eq \"foobar\" } @INC"'],
172 try({PERLLIB => "foobar$Config{path_sep}42"},
173 ['-e', '"print grep { $_ eq \"42\" } @INC"'],
177 try({PERL5LIB => "foobar$Config{path_sep}42"},
178 ['-e', '"print grep { $_ eq \"foobar\" } @INC"'],
182 try({PERL5LIB => "foobar$Config{path_sep}42"},
183 ['-e', '"print grep { $_ eq \"42\" } @INC"'],
187 try({PERL5LIB => "foo",
189 ['-e', '"print grep { $_ eq \"foo\" } @INC"'],
193 try({PERL5LIB => "foo",
195 ['-e', '"print grep { $_ eq \"bar\" } @INC"'],
199 # Tests for S_incpush_use_sep():
201 my @dump_inc = ('-e', '"print \"$_\n\" foreach @INC"');
203 my ($out, $err) = runperl_and_capture({}, [@dump_inc]);
205 is ($err, '', 'No errors when determining @INC');
207 my @default_inc = split /\n/, $out;
209 is ($default_inc[-1], '.', '. is last in @INC');
211 my $sep = $Config{path_sep};
214 ['something', 'zwapp', 'zwapp'],
215 ['two things', "zwapp${sep}bam", 'zwapp', 'bam'],
216 ['two things, ::', "zwapp${sep}${sep}bam", 'zwapp', 'bam'],
217 [': at start', "${sep}zwapp", 'zwapp'],
218 [': at end', "zwapp${sep}", 'zwapp'],
219 [':: sandwich ::', "${sep}${sep}zwapp${sep}${sep}", 'zwapp'],
221 ['::', "${sep}${sep}"],
222 [':::', "${sep}${sep}${sep}"],
223 ['two things and :', "zwapp${sep}bam${sep}", 'zwapp', 'bam'],
224 [': and two things', "${sep}zwapp${sep}bam", 'zwapp', 'bam'],
225 [': two things :', "${sep}zwapp${sep}bam${sep}", 'zwapp', 'bam'],
226 ['three things', "zwapp${sep}bam${sep}${sep}owww",
227 'zwapp', 'bam', 'owww'],
230 # This block added to verify fix for RT #87322
231 if ($::os_id == 2 and $::os_major == 6) { # Vista, Server 2008 (incl R2), 7
232 my @big_perl5lib = ('z' x 16) x 2049;
234 'enough items so PERL5LIB val is longer than 32k',
235 join($sep, @big_perl5lib), @big_perl5lib,
239 foreach ( @testcases ) {
240 my ($name, $lib, @expect) = @$_;
241 push @expect, @default_inc;
243 ($out, $err) = runperl_and_capture({PERL5LIB => $lib}, [@dump_inc]);
245 is ($err, '', "No errors when determining \@INC for $name");
247 my @inc = split /\n/, $out;
249 is (scalar @inc, scalar @expect,
250 "expected number of elements in \@INC for $name");
252 is ("@inc", "@expect", "expected elements in \@INC for $name");