set results from the CPAN

Acme-Albed

        # So we first copy the data, then share, then put our copy back.
        *share = sub (\[$@%]) {
            my $type = ref $_[0];
            my $data;

            if( $type eq 'HASH' ) {
                %$data = %{ $_[0] };
            }
            elsif( $type eq 'ARRAY' ) {
                @$data = @{ $_[0] };
            }
            elsif( $type eq 'SCALAR' ) {
                $$data = ${ $_[0] };
            }
            else {
                die( "Unknown type: " . $type );
            }

            $_[0] = &threads::shared::share( $_[0] );

            if( $type eq 'HASH' ) {
                %{ $_[0] } = %$data;
            }
            elsif( $type eq 'ARRAY' ) {
                @{ $_[0] } = @$data;
            }
            elsif( $type eq 'SCALAR' ) {
                ${ $_[0] } = $$data;
            }
            else {
                die( "Unknown type: " . $type );
            }

            return $_[0];
        };
    }
    # 5.8.0's threads::shared is busted when threads are off
    # and earlier Perls just don't have that module at all.
    else {
        *share = sub { return $_[0] };
        *lock  = sub { 0 };
    }
}

#line 117

our $Test = Test::Builder->new;

sub new {
    my($class) = shift;
    $Test ||= $class->create;
    return $Test;
}

#line 139

sub create {
    my $class = shift;

    my $self = bless {}, $class;
    $self->reset;

    return $self;
}

#line 168

sub child {
    my( $self, $name ) = @_;

    if( $self->{Child_Name} ) {
        $self->croak("You already have a child named ($self->{Child_Name}) running");
    }

    my $child = bless {}, ref $self;
    $child->reset;

    # Add to our indentation
    $child->_indent( $self->_indent . '    ' );
    $child->{$_} = $self->{$_} foreach qw{Out_FH Todo_FH Fail_FH};

    # This will be reset in finalize. We do this here lest one child failure
    # cause all children to fail.
    $child->{Child_Error} = $?;
    $?                    = 0;
    $child->{Parent}      = $self;
    $child->{Name}        = $name || "Child of " . $self->name;
    $self->{Child_Name}   = $child->name;
    return $child;
}


#line 201

sub subtest {
    my $self = shift;
    my($name, $subtests) = @_;

    if ('CODE' ne ref $subtests) {
        $self->croak("subtest()'s second argument must be a code ref");
    }

    # Turn the child into the parent so anyone who has stored a copy of
    # the Test::Builder singleton will get the child.
    my $child = $self->child($name);
    my %parent = %$self;
    %$self = %$child;

    my $error;
    if( !eval { $subtests->(); 1 } ) {
        $error = $@;
    }

    # Restore the parent and the copied child.
    %$child = %$self;
    %$self = %parent;

    # Die *after* we restore the parent.
    die $error if $error and !eval { $error->isa('Test::Builder::Exception') };

    return $child->finalize;
}


#line 250

sub finalize {
    my $self = shift;

    return unless $self->parent;
    if( $self->{Child_Name} ) {
        $self->croak("Can't call finalize() with child ($self->{Child_Name}) active");
    }
    $self->_ending;

    # XXX This will only be necessary for TAP envelopes (we think)
    #$self->_print( $self->is_passing ? "PASS\n" : "FAIL\n" );

    my $ok = 1;
    $self->parent->{Child_Name} = undef;
    if ( $self->{Skip_All} ) {
        $self->parent->skip($self->{Skip_All});
    }
    elsif ( not @{ $self->{Test_Results} } ) {
        $self->parent->ok( 0, sprintf q[No tests run for subtest "%s"], $self->name );
    }
    else {
        $self->parent->ok( $self->is_passing, $self->name );
    }
    $? = $self->{Child_Error};
    delete $self->{Parent};

    return $self->is_passing;
}

sub _indent      {
    my $self = shift;

    if( @_ ) {
        $self->{Indent} = shift;
    }

    return $self->{Indent};
}

#line 300

sub parent { shift->{Parent} }

#line 312

sub name { shift->{Name} }

sub DESTROY {
    my $self = shift;
    if ( $self->parent ) {
        my $name = $self->name;
        $self->diag(<<"FAIL");
Child ($name) exited without calling finalize()
FAIL
        $self->parent->{In_Destroy} = 1;
        $self->parent->ok(0, $name);
    }
}

#line 336

our $Level;

sub reset {    ## no critic (Subroutines::ProhibitBuiltinHomonyms)
    my($self) = @_;

    # We leave this a global because it has to be localized and localizing
    # hash keys is just asking for pain.  Also, it was documented.
    $Level = 1;

    $self->{Name}         = $0;
    $self->is_passing(1);
    $self->{Ending}       = 0;
    $self->{Have_Plan}    = 0;
    $self->{No_Plan}      = 0;
    $self->{Have_Output_Plan} = 0;

    $self->{Original_Pid} = $$;
    $self->{Child_Name}   = undef;
    $self->{Indent}     ||= '';

    share( $self->{Curr_Test} );
    $self->{Curr_Test} = 0;
    $self->{Test_Results} = &share( [] );

    $self->{Exported_To}    = undef;
    $self->{Expected_Tests} = 0;

    $self->{Skip_All} = 0;

    $self->{Use_Nums} = 1;

    $self->{No_Header} = 0;
    $self->{No_Ending} = 0;

    $self->{Todo}       = undef;
    $self->{Todo_Stack} = [];
    $self->{Start_Todo} = 0;
    $self->{Opened_Testhandles} = 0;

    $self->_dup_stdhandles;

    return;
}

#line 414

my %plan_cmds = (
    no_plan     => \&no_plan,
    skip_all    => \&skip_all,
    tests       => \&_plan_tests,
);

sub plan {
    my( $self, $cmd, $arg ) = @_;

    return unless $cmd;

    local $Level = $Level + 1;

    $self->croak("You tried to plan twice") if $self->{Have_Plan};

    if( my $method = $plan_cmds{$cmd} ) {
        local $Level = $Level + 1;

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

    my $result = &share( {} );

    unless($test) {
        $out .= "not ";
        @$result{ 'ok', 'actual_ok' } = ( ( $self->in_todo ? 1 : 0 ), 0 );
    }
    else {
        @$result{ 'ok', 'actual_ok' } = ( 1, $test );
    }

    $out .= "ok";
    $out .= " $self->{Curr_Test}" if $self->use_numbers;

    if( defined $name ) {
        $name =~ s|#|\\#|g;    # # in a name can confuse Test::Harness.
        $out .= " - $name";
        $result->{name} = $name;
    }
    else {
        $result->{name} = '';
    }

    if( $self->in_todo ) {
        $out .= " # TODO $todo";
        $result->{reason} = $todo;
        $result->{type}   = 'todo';
    }
    else {
        $result->{reason} = '';
        $result->{type}   = '';
    }

    $self->{Test_Results}[ $self->{Curr_Test} - 1 ] = $result;
    $out .= "\n";

    $self->_print($out);

    unless($test) {
        my $msg = $self->in_todo ? "Failed (TODO)" : "Failed";
        $self->_print_to_fh( $self->_diag_fh, "\n" ) if $ENV{HARNESS_ACTIVE};

        my( undef, $file, $line ) = $self->caller;
        if( defined $name ) {
            $self->diag(qq[  $msg test '$name'\n]);
            $self->diag(qq[  at $file line $line.\n]);
        }
        else {
            $self->diag(qq[  $msg test at $file line $line.\n]);
        }
    }

    $self->is_passing(0) unless $test || $self->in_todo;

    # Check that we haven't violated the plan
    $self->_check_is_passing_plan();

    return $test ? 1 : 0;
}


# Check that we haven't yet violated the plan and set
# is_passing() accordingly
sub _check_is_passing_plan {
    my $self = shift;

    my $plan = $self->has_plan;
    return unless defined $plan;        # no plan yet defined
    return unless $plan !~ /\D/;        # no numeric plan
    $self->is_passing(0) if $plan < $self->{Curr_Test};
}


sub _unoverload {
    my $self = shift;
    my $type = shift;

    $self->_try(sub { require overload; }, die_on_fail => 1);

    foreach my $thing (@_) {
        if( $self->_is_object($$thing) ) {
            if( my $string_meth = overload::Method( $$thing, $type ) ) {
                $$thing = $$thing->$string_meth();
            }
        }
    }

    return;
}

sub _is_object {
    my( $self, $thing ) = @_;

    return $self->_try( sub { ref $thing && $thing->isa('UNIVERSAL') } ) ? 1 : 0;
}

sub _unoverload_str {
    my $self = shift;

    return $self->_unoverload( q[""], @_ );
}

sub _unoverload_num {
    my $self = shift;

    $self->_unoverload( '0+', @_ );

    for my $val (@_) {
        next unless $self->_is_dualvar($$val);
        $$val = $$val + 0;
    }

    return;
}

# This is a hack to detect a dualvar such as $!
sub _is_dualvar {
    my( $self, $val ) = @_;

    # Objects are not dualvars.
    return 0 if ref $val;

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

    # blessed.
    return re::is_regexp($regex) if defined &re::is_regexp;
    return ref $regex eq 'Regexp';
}

sub _regex_ok {
    my( $self, $this, $regex, $cmp, $name ) = @_;

    my $ok           = 0;
    my $usable_regex = $self->maybe_regex($regex);
    unless( defined $usable_regex ) {
        local $Level = $Level + 1;
        $ok = $self->ok( 0, $name );
        $self->diag("    '$regex' doesn't look much like a regex to me.");
        return $ok;
    }

    {
        ## no critic (BuiltinFunctions::ProhibitStringyEval)

        my $test;
        my $context = $self->_caller_context;

        local( $@, $!, $SIG{__DIE__} );    # isolate eval

        $test = eval $context . q{$test = $this =~ /$usable_regex/ ? 1 : 0};

        $test = !$test if $cmp eq '!~';

        local $Level = $Level + 1;
        $ok = $self->ok( $test, $name );
    }

    unless($ok) {
        $this = defined $this ? "'$this'" : 'undef';
        my $match = $cmp eq '=~' ? "doesn't match" : "matches";

        local $Level = $Level + 1;
        $self->diag( sprintf <<'DIAGNOSTIC', $this, $match, $regex );
                  %s
    %13s '%s'
DIAGNOSTIC

    }

    return $ok;
}

# I'm not ready to publish this.  It doesn't deal with array return
# values from the code or context.

#line 1389

sub _try {
    my( $self, $code, %opts ) = @_;

    my $error;
    my $return;
    {
        local $!;               # eval can mess up $!
        local $@;               # don't set $@ in the test
        local $SIG{__DIE__};    # don't trip an outside DIE handler.
        $return = eval { $code->() };
        $error = $@;
    }

    die $error if $error and $opts{die_on_fail};

    return wantarray ? ( $return, $error ) : $return;
}

#line 1418

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

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

    return eval { $maybe_fh->isa("IO::Handle") } ||
           eval { tied($maybe_fh)->can('TIEHANDLE') };
}

#line 1461

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

    if( defined $level ) {
        $Level = $level;
    }
    return $Level;
}

#line 1493

sub use_numbers {
    my( $self, $use_nums ) = @_;

    if( defined $use_nums ) {
        $self->{Use_Nums} = $use_nums;
    }
    return $self->{Use_Nums};
}

#line 1526

foreach my $attribute (qw(No_Header No_Ending No_Diag)) {
    my $method = lc $attribute;

    my $code = sub {
        my( $self, $no ) = @_;

        if( defined $no ) {
            $self->{$attribute} = $no;
        }
        return $self->{$attribute};
    };

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

    my( $self, $fh ) = @_;

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

sub _new_fh {
    my $self = shift;
    my($file_or_fh) = shift;

    my $fh;
    if( $self->is_fh($file_or_fh) ) {
        $fh = $file_or_fh;
    }
    elsif( ref $file_or_fh eq 'SCALAR' ) {
        # Scalar refs as filehandles was added in 5.8.
        if( $] >= 5.008 ) {
            open $fh, ">>", $file_or_fh
              or $self->croak("Can't open scalar ref $file_or_fh: $!");
        }
        # Emulate scalar ref filehandles with a tie.
        else {
            $fh = Test::Builder::IO::Scalar->new($file_or_fh)
              or $self->croak("Can't tie scalar ref $file_or_fh");
        }
    }
    else {
        open $fh, ">", $file_or_fh
          or $self->croak("Can't open test output log $file_or_fh: $!");
        _autoflush($fh);
    }

    return $fh;
}

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

    return;
}

my( $Testout, $Testerr );

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->reset_outputs;

    return;
}

sub _open_testhandles {
    my $self = shift;

    return if $self->{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:  $!";

    #    $self->_copy_io_layers( \*STDOUT, $Testout );
    #    $self->_copy_io_layers( \*STDERR, $Testerr );

    $self->{Opened_Testhandles} = 1;

    return;
}

sub _copy_io_layers {
    my( $self, $src, $dst ) = @_;

    $self->_try(
        sub {
            require PerlIO;
            my @src_layers = PerlIO::get_layers($src);

            binmode $dst, join " ", map ":$_", @src_layers if @src_layers;
        }
    );

    return;
}

#line 1857

sub reset_outputs {
    my $self = shift;

    $self->output        ($Testout);
    $self->failure_output($Testerr);
    $self->todo_output   ($Testout);

    return;
}

#line 1883

sub _message_at_caller {
    my $self = shift;

    local $Level = $Level + 1;
    my( $pack, $file, $line ) = $self->caller;
    return join( "", @_ ) . " at $file line $line.\n";
}

sub carp {
    my $self = shift;
    return warn $self->_message_at_caller(@_);
}

sub croak {
    my $self = shift;
    return die $self->_message_at_caller(@_);
}


#line 1923

sub current_test {
    my( $self, $num ) = @_;

    lock( $self->{Curr_Test} );
    if( defined $num ) {
        $self->{Curr_Test} = $num;

        # If the test counter is being pushed forward fill in the details.
        my $test_results = $self->{Test_Results};
        if( $num > @$test_results ) {
            my $start = @$test_results ? @$test_results : 0;
            for( $start .. $num - 1 ) {
                $test_results->[$_] = &share(
                    {
                        'ok'      => 1,
                        actual_ok => undef,
                        reason    => 'incrementing test number',
                        type      => 'unknown',
                        name      => undef
                    }
                );
            }
        }
        # If backward, wipe history.  Its their funeral.
        elsif( $num < @$test_results ) {
            $#{$test_results} = $num - 1;
        }
    }

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