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|
#!perl -w
# $Id: inherit.t 801 2004-10-28 22:33:20Z theory $
##############################################################################
# Set up the tests.
##############################################################################
use strict;
use Test::More tests => 129;
##############################################################################
# Create a simple class.
##############################################################################
package Test::One;
BEGIN {
Test::More->import;
use_ok( 'Class::Meta');
use_ok( 'Class::Meta::Types::Numeric', 'affordance');
use_ok( 'Class::Meta::Types::String', 'affordance');
}
BEGIN {
ok( my $c = Class::Meta->new( key => 'one',
package => __PACKAGE__,
name => 'One Class',
desc => 'Test One Class.'),
"Create One's Class::Meta" );
# Add a constructor.
ok( $c->add_constructor( name => 'new',
create => 1 ),
"Create One's construtor" );
# Add a couple of attributes with created methods.
ok( $c->add_attribute( name => 'id',
view => Class::Meta::PUBLIC,
authz => Class::Meta::READ,
create => Class::Meta::GET,
type => 'integer',
label => 'ID',
desc => "The object's ID.",
required => 1,
default => 12,
),
"Create One's ID attribute" );
ok( $c->add_attribute( name => 'name',
view => Class::Meta::PUBLIC,
authz => Class::Meta::RDWR,
create => Class::Meta::GETSET,
type => 'string',
label => 'Name',
desc => "The object's name.",
required => 1,
default => 'foo',
),
"Create One's name attribute" );
ok( $c->add_attribute( name => 'count',
view => Class::Meta::PUBLIC,
authz => Class::Meta::RDWR,
create => Class::Meta::GETSET,
context => Class::Meta::CLASS,
type => 'integer',
label => 'Count',
desc => "The object count.",
default => 0,
),
"Create One's count attribute" );
ok( $c->add_method(name => 'foo'), "Add foo method to One" );
ok( $c->add_method(name => 'bar'), "Add bar method to One" );
ok( $c->build, "Build Test::One" );
}
sub foo { __PACKAGE__ }
sub bar { __PACKAGE__ }
package Test::Two;
use base 'Test::One';
BEGIN {
Test::More->import;
main::use_ok( 'Class::Meta');
}
BEGIN {
ok( my $c = Class::Meta->new( key => 'two',
package => __PACKAGE__,
name => 'Two Class',
desc => 'Test Two Class.'),
"Create Two's Class::Meta" );
# Add another constructor.
ok( $c->add_constructor(name => 'two_new'), "Create Two's ctor" );
# Add an attribute.
ok( $c->add_attribute( name => 'description',
view => Class::Meta::PUBLIC,
authz => Class::Meta::RDWR,
create => Class::Meta::GETSET,
type => 'string',
label => 'Description',
desc => "The object's description.",
required => 1,
default => '',
),
"Create Two's description attribute" );
# Make sure that adding an attribute with the same name as in a parent class
# causes an exception.
eval {
$c->add_attribute( name => 'name',
view => Class::Meta::PUBLIC,
authz => Class::Meta::RDWR,
create => Class::Meta::GETSET,
type => 'string',
label => 'Name',
desc => "The object's name.",
required => 1,
default => '',
)
};
ok( my $err = $@, "Catch duplicate attribute exception" );
like( $err, qr/Attribute 'name' already exists in class 'Test::One'/,
"Check error message" );
# But allow an attribute with the same name to be added using the override
# parameter.
$c->add_attribute( name => 'name',
view => Class::Meta::PUBLIC,
authz => Class::Meta::RDWR,
create => Class::Meta::GETSET,
type => 'string',
label => 'Overridden Name',
desc => "The object's name.",
required => 1,
default => '',
override => 1,
);
# Add a method.
ok( $c->add_method(name => 'woah'), "Add woah method to One" );
# Add an overriding method.
ok( $c->add_method(name => 'bar'), "Add bar method to Two" );
ok( $c->build, "Build Test::Two" );
}
sub woah { __PACKAGE__ }
sub bar { __PACKAGE__ }
package main;
# Check out Test::One's class object.
ok( my $one_class = Test::One->my_class, "Get One's Class object" );
isa_ok( $one_class, 'Class::Meta::Class' );
ok( $one_class->is_a('Test::One'), "Check it's for Test::One" );
ok( ! $one_class->is_a('Test::Two'), "Check it's not for Test::Two" );
ok( ! $one_class->parents, "Check that One has no parents" );
# Check One's attributes.
ok( my @one_attributes = $one_class->attributes, "Get attributes" );
is( scalar @one_attributes, 3, "Check for three attributes" );
is( $one_attributes[0]->name, 'id', "Check for id attribute" );
is( $one_attributes[1]->name, 'name', "Check for name attribute" );
is( $one_attributes[2]->name, 'count', "Check for count attribute" );
# Check out Test::Two's class object.
ok( my $two_class = Test::Two->my_class, "Get Two's Class object" );
isa_ok( $two_class, 'Class::Meta::Class' );
ok( $two_class->is_a('Test::One'), "Check it's for Test::One" );
ok( $two_class->is_a('Test::Two'), "Check it's for Test::Two" );
is( ($two_class->parents)[0], $one_class, "Check that Two has One for a parent" );
# Check Two's attributes.
ok( my @two_attributes = $two_class->attributes, "Get attributes" );
is( scalar @two_attributes, 4, "Check for four attributes" );
is( $two_attributes[0]->name, 'id', "Check for id attribute" );
is( $one_attributes[0], $two_attributes[0], "Check for same id as One" );
is( $two_attributes[1]->name, 'name', "Check for name attribute" );
isnt( $one_attributes[1], $two_attributes[1], "Check for different name than One" );
is( $two_attributes[1]->label, 'Overridden Name', 'Check for overridden name' );
is( $two_attributes[2]->name, 'count', "Check for count attribute" );
is( $one_attributes[2], $two_attributes[2], "Check for same count as One" );
is( $two_attributes[3]->name, 'description', "Check for description attribute" );
# Make sure that One's new() constructor works.
ok( my $one = Test::One->new( name => 'foo'), "Construct One object" );
isa_ok( $one, 'Test::One' );
eval { Test::One->new(name => 'foo', description => 'bar') };
ok( my $err = $@, 'Catch bad One parameter exception' );
like( $err, qr/No such attribute 'description' in Test::One/,
'Check bad One exception' );
# Make sure that One's new constructor object works.
ok( my $one_new = $one_class->constructors('new'), "Get one's new object" );
ok( $one = $one_new->call('Test::One'), "Create new one indirectly" );
isa_ok( $one, 'Test::One' );
# Check One's attribute accessors.
is( $one->get_name, 'foo', "Check One's name" );
ok( $one->set_name('hello'), "Set One's name" );
is( $one->get_name, 'hello', "Check One's new name" );
is( $one->get_id, 12, "Check One's id" );
eval { $one->set_id(1) };
ok( $err = $@, "Check for set_id exception" );
# Check One's attribute object accessors.
is( $one_attributes[0]->get($one), 12, "Check attr call id" );
ok( $one_attributes[1]->set($one, 'howdy'), "Call set on One" );
is( $one_attributes[1]->get($one), 'howdy', "Call get on One" );
# Check One's methods.
is( $one->foo, 'Test::One', "Check One->foo" );
is( $one->bar, 'Test::One', "Check One->bar" );
eval { $one->woah };
ok( $err = $@, "Catch One->woah exception" );
# Check One's method objects.
ok( my $foo = $one_class->methods('foo'), "Get foo method object" );
is( $foo->package, 'Test::One', "Check One foo's package" );
is( $foo->call($one), 'Test::One', "Check One foo's call" );
ok( my $bar = $one_class->methods('bar'), "Get bar method object" );
is( $bar->package, 'Test::One', "Check One bar's package" );
is( $bar->call($one), 'Test::One', "Check One bar's call" );
# Make sure that Two inherits new() and works with its attributes.
ok( my $two = Test::Two->new( name => 'foo'), "Construct Two object" );
isa_ok( $two, 'Test::Two' );
ok( $two = Test::Two->new(name => 'foo', description => 'bar'),
"Construct another Two object" );
isa_ok( $two, 'Test::Two' );
# Make sure that One's new constructor object works.
ok( my $two_new = $two_class->constructors('new'), "Get two's new object" );
is( $two_new, $one_new, 'Check for the same new as in one' );
ok( $two = $one_new->call('Test::Two'), "Create new two indirectly" );
isa_ok( $two, 'Test::Two' );
# make sure that Two's own constructor works, too.
ok( $two = Test::Two->two_new(name => 'Larry'),
"Construct another Two object" );
isa_ok( $two, 'Test::Two' );
# Check Two's attribute accessors.
is( $two->get_id, 12, "Check Two's id" );
eval { $two->set_id(1) };
ok( $err = $@, "Check for set_id exception" );
is( $two->get_name, 'Larry', "Check Two's name" );
ok( $two->set_name('hello'), "Set Two's name" );
is( $two->get_name, 'hello', "Check Two's new name" );
is( $two->get_count, 0, "Check Two's count" );
ok( $two->set_count(12), "Set Two's count" );
is( $two->get_count, 12, "Check Two's new count" );
is( $two->get_description, '', "Check Two's description" );
ok( $two->set_description('yello'), "Set Two's description" );
is( $two->get_description, 'yello', "Check Two's new description" );
# Check Two's attribute object accessors.
is( $two_attributes[0]->get($two), 12, "Check attr call id" );
is( $two_attributes[1]->get($two), 'hello', "Call get name on Two" );
ok( $two_attributes[1]->set($two, 'howdy'), "Call set name on Two" );
is( $two_attributes[1]->get($two), 'howdy', "Call get name on Two again" );
is( $two_attributes[2]->get($two), 12, "Call get count on Two" );
ok( $two_attributes[2]->set($two, 10), "Call set count on Two" );
is( $two_attributes[2]->get($two), 10, "Call get count on Two again" );
is( $two_attributes[3]->get($two), 'yello', "Call get on Two" );
ok( $two_attributes[3]->set($two, 'rowdy'), "Call set on Two" );
is( $two_attributes[3]->get($two), 'rowdy', "Call get on Two again" );
# Make sure that the count class attribute accessors work as expected.
is( $one->get_count, 10, 'Check one get_count' );
is( $two->get_count, 10, 'Check two get_count' );
is( Test::One->get_count, 10, 'Check Test::One get_count' );
is( Test::Two->get_count, 10, 'Check Test::Two get_count' );
ok( Test::One->set_count(22), 'Set One count' );
is( $one->get_count, 22, 'Check one get_count again' );
is( $two->get_count, 22, 'Check two get_count again' );
is( Test::One->get_count, 22, 'Check Test::One get_count again' );
is( Test::Two->get_count, 22, 'Check Test::Two get_count again' );
ok( $one->set_count(35), 'Set $one count' );
is( $one->get_count, 35, 'Check one get_count three' );
is( $two->get_count, 35, 'Check two get_count three' );
is( Test::One->get_count, 35, 'Check Test::One get_count three' );
is( Test::Two->get_count, 35, 'Check Test::Two get_count three' );
# Check Two's methods.
is( $two->foo, 'Test::One', 'Check Two->foo' );
is( $two->bar, 'Test::Two', 'Check Two->bar' );
is( $two->woah, 'Test::Two', 'Check Two->woah' );
# Check Two's methods.
is( $two->foo, 'Test::One', "Check Two->foo" );
is( $two->bar, 'Test::Two', "Check Two->bar" );
is( $two->woah, 'Test::Two', "Check Two->woah" );
# Check Two's method objects.
ok( $foo = $two_class->methods('foo'), "Get foo method object" );
is( $foo->package, 'Test::One', "Check Two foo's package" );
is( $foo->call($two), 'Test::One', "Check Two foo's call" );
ok( $bar = $two_class->methods('bar'), "Get bar method object" );
is( $bar->package, 'Test::Two', "Check Two bar's package" );
is( $bar->call($two), 'Test::Two', "Check Two bar's call" );
ok( my $woah = $two_class->methods('woah'), "Get woah method object" );
is( $woah->package, 'Test::Two', "Check Two woah's package" );
is( $woah->call($two), 'Test::Two', "Check Two woah's call" );
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