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inc/Test/Builder.pm  view on Meta::CPAN

    # confuse Test::Harness.
    $msg =~ s/\n(.)/\n# $1/sg;

    # Stick a newline on the end if it needs it.
    $msg .= "\n" unless $msg =~ /\n\Z/;

    print $fh $msg;
}


#line 1192

sub _print_diag {
    my $self = shift;

    local($\, $", $,) = (undef, ' ', '');
    my $fh = $self->todo ? $self->todo_output : $self->failure_output;
    print $fh @_;
}    

#line 1229

sub output {
    my($self, $fh) = @_;

    if( defined $fh ) {
        $self->{Out_FH} = _new_fh($fh);
    }
    return $self->{Out_FH};
}

sub failure_output {
    my($self, $fh) = @_;

    if( defined $fh ) {
        $self->{Fail_FH} = _new_fh($fh);
    }
    return $self->{Fail_FH};
}

sub todo_output {
    my($self, $fh) = @_;

    if( defined $fh ) {
        $self->{Todo_FH} = _new_fh($fh);
    }
    return $self->{Todo_FH};
}


sub _new_fh {
    my($file_or_fh) = shift;

    my $fh;
    if( _is_fh($file_or_fh) ) {
        $fh = $file_or_fh;
    }
    else {
        $fh = do { local *FH };
        open $fh, ">$file_or_fh" or 
            die "Can't open test output log $file_or_fh: $!";
	_autoflush($fh);
    }

    return $fh;
}


sub _is_fh {
    my $maybe_fh = shift;
    return 0 unless defined $maybe_fh;

    return 1 if ref \$maybe_fh eq 'GLOB'; # its a glob

    return UNIVERSAL::isa($maybe_fh,               'GLOB')       ||
           UNIVERSAL::isa($maybe_fh,               'IO::Handle') ||

           # 5.5.4's tied() and can() doesn't like getting undef
           UNIVERSAL::can((tied($maybe_fh) || ''), 'TIEHANDLE');
}


sub _autoflush {
    my($fh) = shift;
    my $old_fh = select $fh;
    $| = 1;
    select $old_fh;
}


sub _dup_stdhandles {
    my $self = shift;

    $self->_open_testhandles;

    # Set everything to unbuffered else plain prints to STDOUT will
    # come out in the wrong order from our own prints.
    _autoflush(\*TESTOUT);
    _autoflush(\*STDOUT);
    _autoflush(\*TESTERR);
    _autoflush(\*STDERR);

    $self->output(\*TESTOUT);
    $self->failure_output(\*TESTERR);
    $self->todo_output(\*TESTOUT);
}


my $Opened_Testhandles = 0;
sub _open_testhandles {
    return if $Opened_Testhandles;
    # We dup STDOUT and STDERR so people can change them in their
    # test suites while still getting normal test output.
    open(TESTOUT, ">&STDOUT") or die "Can't dup STDOUT:  $!";
    open(TESTERR, ">&STDERR") or die "Can't dup STDERR:  $!";
    $Opened_Testhandles = 1;
}


#line 1347