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package Test::Unit::Debug;
=head1 NAME
Test::Unit::Debug - framework debugging control
=head1 SYNOPSIS
package MyRunner;
use Test::Unit::Debug qw(debug_to_file debug_pkg);
debug_to_file('foo.log');
debug_pkg('Test::Unit::TestCase');
=cut
use strict;
use base 'Exporter';
use vars qw(@EXPORT_OK);
@EXPORT_OK = qw(debug debug_to_file
debug_pkg no_debug_pkg debug_pkgs no_debug_pkgs debugged);
my %DEBUG = ();
my $out = \*STDERR;
=head1 ROUTINES
=head2 debug_to_file($file)
Switch debugging to C<$file>.
=cut
sub debug_to_file {
my ($file) = @_;
open(DEBUG, ">$file") or die "Couldn't open $file for writing";
$out = \*DEBUG;
}
=head2 debug_to_stderr()
Switch debugging to STDERR (this is the default).
=cut
sub debug_to_stderr {
$out = \*STDERR;
}
sub debug {
my ($package, $filename, $line) = caller();
print $out @_ if $DEBUG{$package};
}
=head2 debug_pkg($pkg)
Enable debugging in package C<$pkg>.
=cut
sub debug_pkg {
$DEBUG{$_[0]} = 1;
}
=head2 debug_pkgs(@pkgs)
Enable debugging in the packages C<@pkgs>.
=cut
sub debug_pkgs {
$DEBUG{$_} = 1 foreach @_;
}
=head2 debug_pkg($pkg)
Enable debugging in package C<$pkg>.
=cut
sub no_debug_pkg {
$DEBUG{$_[0]} = 0;
}
=head2 debug_pkgs(@pkgs)
Disable debugging in the packages C<@pkgs>.
=cut
sub no_debug_pkgs {
$DEBUG{$_} = 0 foreach @_;
}
sub debugged {
my ($package, $filename, $line) = caller();
return $DEBUG{$_[0] || $package};
}
=head1 AUTHOR
Copyright (c) 2000-2002, 2005 the PerlUnit Development Team
(see L<Test::Unit> or the F<AUTHORS> file included in this
distribution).
All rights reserved. This program is free software; you can
redistribute it and/or modify it under the same terms as Perl itself.
=head1 SEE ALSO
L<Test::Unit>
=cut
1;
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