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|
#!./perl
#
# Tests for Perl run-time environment variable settings
#
# $PERL5OPT, $PERL5LIB, etc.
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require Config; import Config;
require './test.pl';
skip_all_without_config('d_fork');
}
plan tests => 84;
my $STDOUT = tempfile();
my $STDERR = tempfile();
my $PERL = $ENV{PERL} || './perl';
my $FAILURE_CODE = 119;
delete $ENV{PERLLIB};
delete $ENV{PERL5LIB};
delete $ENV{PERL5OPT};
# Run perl with specified environment and arguments, return (STDOUT, STDERR)
sub runperl_and_capture {
local *F;
my ($env, $args) = @_;
local %ENV = %ENV;
delete $ENV{PERLLIB};
delete $ENV{PERL5LIB};
delete $ENV{PERL5OPT};
my $pid = fork;
return (0, "Couldn't fork: $!") unless defined $pid; # failure
if ($pid) { # parent
wait;
return (0, "Failure in child.\n") if ($?>>8) == $FAILURE_CODE;
open my $stdout, '<', $STDOUT
or return (0, "Couldn't read $STDOUT file: $!");
open my $stderr, '<', $STDERR
or return (0, "Couldn't read $STDERR file: $!");
local $/;
# Empty file with <$stderr> returns nothing in list context
# (because there are no lines) Use scalar to force it to ''
return (scalar <$stdout>, scalar <$stderr>);
} else { # child
for my $k (keys %$env) {
$ENV{$k} = $env->{$k};
}
open STDOUT, '>', $STDOUT or exit $FAILURE_CODE;
open STDERR, '>', $STDERR and do { exec $PERL, @$args };
# it didn't_work:
print STDOUT "IWHCWJIHCI\cNHJWCJQWKJQJWCQW\n";
exit $FAILURE_CODE;
}
}
sub try {
my ($env, $args, $stdout, $stderr) = @_;
my ($actual_stdout, $actual_stderr) = runperl_and_capture($env, $args);
local $::Level = $::Level + 1;
is ($stdout, $actual_stdout);
is ($stderr, $actual_stderr);
}
# PERL5OPT Command-line options (switches). Switches in
# this variable are taken as if they were on
# every Perl command line. Only the -[DIMUdmtw]
# switches are allowed. When running taint
# checks (because the program was running setuid
# or setgid, or the -T switch was used), this
# variable is ignored. If PERL5OPT begins with
# -T, tainting will be enabled, and any
# subsequent options ignored.
try({PERL5OPT => '-w'}, ['-e', 'print $::x'],
"",
qq{Name "main::x" used only once: possible typo at -e line 1.\nUse of uninitialized value \$x in print at -e line 1.\n});
try({PERL5OPT => '-Mstrict'}, ['-I../lib', '-e', 'print $::x'],
"", "");
try({PERL5OPT => '-Mstrict'}, ['-I../lib', '-e', 'print $x'],
"",
qq{Global symbol "\$x" requires explicit package name at -e line 1.\nExecution of -e aborted due to compilation errors.\n});
# Fails in 5.6.0
try({PERL5OPT => '-Mstrict -w'}, ['-I../lib', '-e', 'print $x'],
"",
qq{Global symbol "\$x" requires explicit package name at -e line 1.\nExecution of -e aborted due to compilation errors.\n});
# Fails in 5.6.0
try({PERL5OPT => '-w -Mstrict'}, ['-I../lib', '-e', 'print $::x'],
"",
<<ERROR
Name "main::x" used only once: possible typo at -e line 1.
Use of uninitialized value \$x in print at -e line 1.
ERROR
);
# Fails in 5.6.0
try({PERL5OPT => '-w -Mstrict'}, ['-I../lib', '-e', 'print $::x'],
"",
<<ERROR
Name "main::x" used only once: possible typo at -e line 1.
Use of uninitialized value \$x in print at -e line 1.
ERROR
);
try({PERL5OPT => '-MExporter'}, ['-I../lib', '-e0'],
"",
"");
# Fails in 5.6.0
try({PERL5OPT => '-MExporter -MExporter'}, ['-I../lib', '-e0'],
"",
"");
try({PERL5OPT => '-Mstrict -Mwarnings'},
['-I../lib', '-e', 'print "ok" if $INC{"strict.pm"} and $INC{"warnings.pm"}'],
"ok",
"");
open my $fh, ">", "Oooof.pm" or die "Can't write Oooof.pm: $!";
print $fh "package Oooof; 1;\n";
close $fh;
END { 1 while unlink "Oooof.pm" }
try({PERL5OPT => '-I. -MOooof'},
['-e', 'print "ok" if $INC{"Oooof.pm"} eq "Oooof.pm"'],
"ok",
"");
try({PERL5OPT => '-I./ -MOooof'},
['-e', 'print "ok" if $INC{"Oooof.pm"} eq "Oooof.pm"'],
"ok",
"");
try({PERL5OPT => '-w -w'},
['-e', 'print $ENV{PERL5OPT}'],
'-w -w',
'');
try({PERL5OPT => '-t'},
['-e', 'print ${^TAINT}'],
'-1',
'');
try({PERL5OPT => '-W'},
['-I../lib','-e', 'local $^W = 0; no warnings; print $x'],
'',
<<ERROR
Name "main::x" used only once: possible typo at -e line 1.
Use of uninitialized value \$x in print at -e line 1.
ERROR
);
try({PERLLIB => "foobar$Config{path_sep}42"},
['-e', 'print grep { $_ eq "foobar" } @INC'],
'foobar',
'');
try({PERLLIB => "foobar$Config{path_sep}42"},
['-e', 'print grep { $_ eq "42" } @INC'],
'42',
'');
try({PERL5LIB => "foobar$Config{path_sep}42"},
['-e', 'print grep { $_ eq "foobar" } @INC'],
'foobar',
'');
try({PERL5LIB => "foobar$Config{path_sep}42"},
['-e', 'print grep { $_ eq "42" } @INC'],
'42',
'');
try({PERL5LIB => "foo",
PERLLIB => "bar"},
['-e', 'print grep { $_ eq "foo" } @INC'],
'foo',
'');
try({PERL5LIB => "foo",
PERLLIB => "bar"},
['-e', 'print grep { $_ eq "bar" } @INC'],
'',
'');
# Tests for S_incpush_use_sep():
my @dump_inc = ('-e', 'print "$_\n" foreach @INC');
my ($out, $err) = runperl_and_capture({}, [@dump_inc]);
is ($err, '', 'No errors when determining @INC');
my @default_inc = split /\n/, $out;
is ($default_inc[-1], '.', '. is last in @INC');
my $sep = $Config{path_sep};
foreach (['nothing', ''],
['something', 'zwapp', 'zwapp'],
['two things', "zwapp${sep}bam", 'zwapp', 'bam'],
['two things, ::', "zwapp${sep}${sep}bam", 'zwapp', 'bam'],
[': at start', "${sep}zwapp", 'zwapp'],
[': at end', "zwapp${sep}", 'zwapp'],
[':: sandwich ::', "${sep}${sep}zwapp${sep}${sep}", 'zwapp'],
[':', "${sep}"],
['::', "${sep}${sep}"],
[':::', "${sep}${sep}${sep}"],
['two things and :', "zwapp${sep}bam${sep}", 'zwapp', 'bam'],
[': and two things', "${sep}zwapp${sep}bam", 'zwapp', 'bam'],
[': two things :', "${sep}zwapp${sep}bam${sep}", 'zwapp', 'bam'],
['three things', "zwapp${sep}bam${sep}${sep}owww",
'zwapp', 'bam', 'owww'],
) {
my ($name, $lib, @expect) = @$_;
push @expect, @default_inc;
($out, $err) = runperl_and_capture({PERL5LIB => $lib}, [@dump_inc]);
is ($err, '', "No errors when determining \@INC for $name");
my @inc = split /\n/, $out;
is (scalar @inc, scalar @expect,
"expected number of elements in \@INC for $name");
is ("@inc", "@expect", "expected elements in \@INC for $name");
}
# PERL5LIB tests with included arch directories still missing
|
