freebsd-dev/contrib/perl5/t/pragma/subs.t
2000-06-25 11:04:01 +00:00

136 lines
3.2 KiB
Perl
Executable File

#!./perl
BEGIN {
chdir 't' if -d 't';
unshift @INC, '../lib';
$ENV{PERL5LIB} = '../lib';
}
$| = 1;
undef $/;
my @prgs = split "\n########\n", <DATA>;
print "1..", scalar @prgs, "\n";
my $Is_VMS = $^O eq 'VMS';
my $Is_MSWin32 = $^O eq 'MSWin32';
my $tmpfile = "tmp0000";
my $i = 0 ;
1 while -f ++$tmpfile;
END { if ($tmpfile) { 1 while unlink $tmpfile} }
for (@prgs){
my $switch = "";
my @temps = () ;
if (s/^\s*-\w+//){
$switch = $&;
}
my($prog,$expected) = split(/\nEXPECT\n/, $_);
if ( $prog =~ /--FILE--/) {
my(@files) = split(/\n--FILE--\s*([^\s\n]*)\s*\n/, $prog) ;
shift @files ;
die "Internal error test $i didn't split into pairs, got " .
scalar(@files) . "[" . join("%%%%", @files) ."]\n"
if @files % 2 ;
while (@files > 2) {
my $filename = shift @files ;
my $code = shift @files ;
push @temps, $filename ;
open F, ">$filename" or die "Cannot open $filename: $!\n" ;
print F $code ;
close F ;
}
shift @files ;
$prog = shift @files ;
}
open TEST, ">$tmpfile";
print TEST $prog,"\n";
close TEST;
my $results = $Is_VMS ?
`./perl $switch $tmpfile 2>&1` :
$Is_MSWin32 ?
`.\\perl -I../lib $switch $tmpfile 2>&1` :
`./perl $switch $tmpfile 2>&1`;
my $status = $?;
$results =~ s/\n+$//;
# allow expected output to be written as if $prog is on STDIN
$results =~ s/tmp\d+/-/g;
$results =~ s/\n%[A-Z]+-[SIWEF]-.*$// if $Is_VMS; # clip off DCL status msg
# bison says 'parse error' instead of 'syntax error',
# various yaccs may or may not capitalize 'syntax'.
$results =~ s/^(syntax|parse) error/syntax error/mig;
$expected =~ s/\n+$//;
my $prefix = ($results =~ s/^PREFIX\n//) ;
if ( $results =~ s/^SKIPPED\n//) {
print "$results\n" ;
}
elsif (($prefix and $results !~ /^\Q$expected/) or
(!$prefix and $results ne $expected)){
print STDERR "PROG: $switch\n$prog\n";
print STDERR "EXPECTED:\n$expected\n";
print STDERR "GOT:\n$results\n";
print "not ";
}
print "ok ", ++$i, "\n";
foreach (@temps)
{ unlink $_ if $_ }
}
__END__
# Error - not predeclaring a sub
Fred 1,2 ;
sub Fred {}
EXPECT
Number found where operator expected at - line 3, near "Fred 1"
(Do you need to predeclare Fred?)
syntax error at - line 3, near "Fred 1"
Execution of - aborted due to compilation errors.
########
# Error - not predeclaring a sub in time
Fred 1,2 ;
use subs qw( Fred ) ;
sub Fred {}
EXPECT
Number found where operator expected at - line 3, near "Fred 1"
(Do you need to predeclare Fred?)
syntax error at - line 3, near "Fred 1"
BEGIN not safe after errors--compilation aborted at - line 4.
########
# AOK
use subs qw( Fred) ;
Fred 1,2 ;
sub Fred { print $_[0] + $_[1], "\n" }
EXPECT
3
########
# override a built-in function
use subs qw( open ) ;
open 1,2 ;
sub open { print $_[0] + $_[1], "\n" }
EXPECT
3
########
--FILE-- abc
Fred 1,2 ;
1;
--FILE--
use subs qw( Fred ) ;
require "./abc" ;
sub Fred { print $_[0] + $_[1], "\n" }
EXPECT
3
########
# check that it isn't affected by block scope
{
use subs qw( Fred ) ;
}
Fred 1, 2;
sub Fred { print $_[0] + $_[1], "\n" }
EXPECT
3