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 plan tests => $::tests;
28 my $PERL = $ENV{PERL} || '.\perl';
32 delete $ENV{PERL5LIB};
33 delete $ENV{PERL5OPT};
36 # Run perl with specified environment and arguments, return (STDOUT, STDERR)
37 sub runperl_and_capture {
38 my ($env, $args) = @_;
43 delete $ENV{PERL5LIB};
44 delete $ENV{PERL5OPT};
46 # Populate with our desired env
47 for my $k (keys %$env) {
48 $ENV{$k} = $env->{$k};
51 # This is slightly expensive, but this is more reliable than
52 # trying to emulate fork(), and we still get STDERR and STDOUT individually.
53 my $stderr_cache = tmpnam();
54 my $stdout = `$PERL @$args 2>$stderr_cache`;
56 if (-s $stderr_cache) {
57 open(my $stderr_cache_fh, "<", $stderr_cache)
58 or die "Could not retrieve STDERR output: $!";
59 while ( defined(my $s_line = <$stderr_cache_fh>) ) {
62 close $stderr_cache_fh;
66 return ($stdout, $stderr);
70 my ($env, $args, $stdout, $stderr) = @_;
71 my ($actual_stdout, $actual_stderr) = runperl_and_capture($env, $args);
72 local $::Level = $::Level + 1;
73 is ($stdout, $actual_stdout);
74 is ($stderr, $actual_stderr);
77 # PERL5OPT Command-line options (switches). Switches in
78 # this variable are taken as if they were on
79 # every Perl command line. Only the -[DIMUdmtw]
80 # switches are allowed. When running taint
81 # checks (because the program was running setuid
82 # or setgid, or the -T switch was used), this
83 # variable is ignored. If PERL5OPT begins with
84 # -T, tainting will be enabled, and any
85 # subsequent options ignored.
87 try({PERL5OPT => '-w'}, ['-e', '"print $::x"'],
89 qq(Name "main::x" used only once: possible typo at -e line 1.${NL}Use of uninitialized value \$x in print at -e line 1.${NL}));
91 try({PERL5OPT => '-Mstrict'}, ['-I..\lib', '-e', '"print $::x"'],
94 try({PERL5OPT => '-Mstrict'}, ['-I..\lib', '-e', '"print $x"'],
96 qq(Global symbol "\$x" requires explicit package name at -e line 1.${NL}Execution of -e aborted due to compilation errors.${NL}));
99 try({PERL5OPT => '-Mstrict -w'}, ['-I..\lib', '-e', '"print $x"'],
101 qq(Global symbol "\$x" requires explicit package name at -e line 1.${NL}Execution of -e aborted due to compilation errors.${NL}));
104 try({PERL5OPT => '-w -Mstrict'}, ['-I..\lib', '-e', '"print $::x"'],
107 Name "main::x" used only once: possible typo at -e line 1.
108 Use of uninitialized value \$x in print at -e line 1.
113 try({PERL5OPT => '-w -Mstrict'}, ['-I..\lib', '-e', '"print $::x"'],
116 Name "main::x" used only once: possible typo at -e line 1.
117 Use of uninitialized value \$x in print at -e line 1.
121 try({PERL5OPT => '-MExporter'}, ['-I..\lib', '-e0'],
126 try({PERL5OPT => '-MExporter -MExporter'}, ['-I..\lib', '-e0'],
130 try({PERL5OPT => '-Mstrict -Mwarnings'},
131 ['-I..\lib', '-e', '"print \"ok\" if $INC{\"strict.pm\"} and $INC{\"warnings.pm\"}"'],
135 open my $fh, ">", "Oooof.pm" or die "Can't write Oooof.pm: $!";
136 print $fh "package Oooof; 1;\n";
138 END { 1 while unlink "Oooof.pm" }
140 try({PERL5OPT => '-I. -MOooof'},
141 ['-e', '"print \"ok\" if $INC{\"Oooof.pm\"} eq \"Oooof.pm\""'],
145 try({PERL5OPT => '-w -w'},
146 ['-e', '"print $ENV{PERL5OPT}"'],
150 try({PERL5OPT => '-t'},
151 ['-e', '"print ${^TAINT}"'],
155 try({PERL5OPT => '-W'},
156 ['-I..\lib','-e', '"local $^W = 0; no warnings; print $x"'],
159 Name "main::x" used only once: possible typo at -e line 1.
160 Use of uninitialized value \$x in print at -e line 1.
164 try({PERLLIB => "foobar$Config{path_sep}42"},
165 ['-e', '"print grep { $_ eq \"foobar\" } @INC"'],
169 try({PERLLIB => "foobar$Config{path_sep}42"},
170 ['-e', '"print grep { $_ eq \"42\" } @INC"'],
174 try({PERL5LIB => "foobar$Config{path_sep}42"},
175 ['-e', '"print grep { $_ eq \"foobar\" } @INC"'],
179 try({PERL5LIB => "foobar$Config{path_sep}42"},
180 ['-e', '"print grep { $_ eq \"42\" } @INC"'],
184 try({PERL5LIB => "foo",
186 ['-e', '"print grep { $_ eq \"foo\" } @INC"'],
190 try({PERL5LIB => "foo",
192 ['-e', '"print grep { $_ eq \"bar\" } @INC"'],
196 # Tests for S_incpush_use_sep():
198 my @dump_inc = ('-e', '"print \"$_\n\" foreach @INC"');
200 my ($out, $err) = runperl_and_capture({}, [@dump_inc]);
202 is ($err, '', 'No errors when determining @INC');
204 my @default_inc = split /\n/, $out;
206 is ($default_inc[-1], '.', '. is last in @INC');
208 my $sep = $Config{path_sep};
211 ['something', 'zwapp', 'zwapp'],
212 ['two things', "zwapp${sep}bam", 'zwapp', 'bam'],
213 ['two things, ::', "zwapp${sep}${sep}bam", 'zwapp', 'bam'],
214 [': at start', "${sep}zwapp", 'zwapp'],
215 [': at end', "zwapp${sep}", 'zwapp'],
216 [':: sandwich ::', "${sep}${sep}zwapp${sep}${sep}", 'zwapp'],
218 ['::', "${sep}${sep}"],
219 [':::', "${sep}${sep}${sep}"],
220 ['two things and :', "zwapp${sep}bam${sep}", 'zwapp', 'bam'],
221 [': and two things', "${sep}zwapp${sep}bam", 'zwapp', 'bam'],
222 [': two things :', "${sep}zwapp${sep}bam${sep}", 'zwapp', 'bam'],
223 ['three things', "zwapp${sep}bam${sep}${sep}owww",
224 'zwapp', 'bam', 'owww'],
227 # This block added to verify fix for RT #87322
228 if ($::os_id == 2 and $::os_major == 6) { # Vista, Server 2008 (incl R2), 7
229 my @big_perl5lib = ('z' x 16) x 2049;
231 'enough items so PERL5LIB val is longer than 32k',
232 join($sep, @big_perl5lib), @big_perl5lib,
236 foreach ( @testcases ) {
237 my ($name, $lib, @expect) = @$_;
238 push @expect, @default_inc;
240 ($out, $err) = runperl_and_capture({PERL5LIB => $lib}, [@dump_inc]);
242 is ($err, '', "No errors when determining \@INC for $name");
244 my @inc = split /\n/, $out;
246 is (scalar @inc, scalar @expect,
247 "expected number of elements in \@INC for $name");
249 is ("@inc", "@expect", "expected elements in \@INC for $name");