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|
#!./perl
#
# Tests for Perl run-time environment variable settings
#
# $PERL5OPT, $PERL5LIB, etc.
BEGIN {
chdir 't' if -d 't';
@INC = '../lib';
require Config; import Config;
unless ($Config{'d_fork'}) {
print "1..0 # Skip: no fork\n";
exit 0;
}
}
use Test;
plan tests => 17;
my $STDOUT = './results-0';
my $STDERR = './results-1';
my $PERL = './perl';
my $FAILURE_CODE = 119;
delete $ENV{PERLLIB};
delete $ENV{PERL5LIB};
delete $ENV{PERL5OPT};
# Run perl with specified environment and arguments returns a list.
# First element is true if Perl's stdout and stderr match the
# supplied $stdout and $stderr argument strings exactly.
# second element is an explanation of the failure
sub runperl {
local *F;
my ($env, $args, $stdout, $stderr) = @_;
unshift @$args, '-I../lib';
$stdout = '' unless defined $stdout;
$stderr = '' unless defined $stderr;
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
my ($actual_stdout, $actual_stderr);
wait;
return (0, "Failure in child.\n") if ($?>>8) == $FAILURE_CODE;
open F, "< $STDOUT" or return (0, "Couldn't read $STDOUT file");
{ local $/; $actual_stdout = <F> }
open F, "< $STDERR" or return (0, "Couldn't read $STDERR file");
{ local $/; $actual_stderr = <F> }
if ($actual_stdout ne $stdout) {
return (0, "Stdout mismatch: expected [$stdout], saw [$actual_stdout]");
} elsif ($actual_stderr ne $stderr) {
return (0, "Stderr mismatch: expected [$stderr], saw [$actual_stderr]");
} else {
return 1; # success
}
} else { # child
for my $k (keys %$env) {
$ENV{$k} = $env->{$k};
}
open STDOUT, "> $STDOUT" or exit $FAILURE_CODE;
open STDERR, "> $STDERR" or it_didnt_work();
{ exec $PERL, @$args }
it_didnt_work();
}
}
sub it_didnt_work {
print STDOUT "IWHCWJIHCI\cNHJWCJQWKJQJWCQW\n";
exit $FAILURE_CODE;
}
sub try {
my ($success, $reason) = runperl(@_);
$reason =~ s/\n/\\n/g if defined $reason;
ok( !!$success, 1, $reason );
}
# 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 in print at -e line 1.\n});
try({PERL5OPT => '-Mstrict'}, ['-e', 'print $::x'],
"", "");
try({PERL5OPT => '-Mstrict'}, ['-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'}, ['-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'}, ['-e', 'print $::x'],
"",
<<ERROR
Name "main::x" used only once: possible typo at -e line 1.
Use of uninitialized value in print at -e line 1.
ERROR
);
# Fails in 5.6.0
try({PERL5OPT => '-w -Mstrict'}, ['-e', 'print $::x'],
"",
<<ERROR
Name "main::x" used only once: possible typo at -e line 1.
Use of uninitialized value in print at -e line 1.
ERROR
);
try({PERL5OPT => '-MExporter'}, ['-e0'],
"",
"");
# Fails in 5.6.0
try({PERL5OPT => '-MExporter -MExporter'}, ['-e0'],
"",
"");
try({PERL5OPT => '-Mstrict -Mwarnings'},
['-e', 'print "ok" if $INC{"strict.pm"} and $INC{"warnings.pm"}'],
"ok",
"");
try({PERL5OPT => '-w -w'},
['-e', 'print $ENV{PERL5OPT}'],
'-w -w',
'');
try({PERL5OPT => '-t'},
['-e', 'print ${^TAINT}'],
'-1',
'');
try({PERLLIB => "foobar$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'],
'',
'');
# PERL5LIB tests with included arch directories still missing
END {
1 while unlink $STDOUT;
1 while unlink $STDERR;
}
|
