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#!/usr/bin/perl -w
##############################################################################
# Set up the tests.
##############################################################################
use strict;
use Test::More tests => 63;
use Carp;
##############################################################################
# Create a simple class.
##############################################################################
package Class::Meta::TestPerson;
use strict;
use Test::More;
# Make sure we can load Class::Meta.
BEGIN {
use_ok( 'Class::Meta' );
use_ok( 'Class::Meta::Types::String' );
}
BEGIN {
# Create a new Class::Meta object.
ok( my $c = Class::Meta->new(key => 'person'),
"Create CM object" );
isa_ok($c, 'Class::Meta');
# Create an attribute.
sub inst { bless {} }
ok my $attr = $c->add_attribute(
name => 'inst',
type => 'string',
desc => 'The inst attribute',
label => 'inst Attribute',
create => 'NONE',
view => Class::Meta::PUBLIC,
), 'Create "inst" attr';
isa_ok($attr, 'Class::Meta::Attribute');
# Test its accessors.
is( $attr->name, "inst", "Check inst name" );
is( $attr->desc, "The inst attribute", "Check inst desc" );
is( $attr->label, "inst Attribute", "Check inst label" );
is( $attr->type, "string", "Check inst type" );
ok( $attr->view == Class::Meta::PUBLIC, "Check inst view" );
# Okay, now test to make sure that an attempt to create a attribute
# directly fails.
eval { my $attr = Class::Meta::Attribute->new };
ok( my $err = $@, "Get attribute construction exception");
like( $err, qr/Package 'Class::Meta::TestPerson' cannot create/,
"Caught proper exception");
# Now try it without a name.
eval{ $c->add_attribute() };
ok( $err = $@, "Caught no name exception");
like( $err, qr/Parameter 'name' is required in call to new/,
"Caught proper no name exception");
# Try a duplicately-named attribute.
eval{ $c->add_attribute(name => 'inst') };
ok( $err = $@, "Caught dupe name exception");
like( $err, qr/Attribute 'inst' already exists in class/,
"Caught proper dupe name exception");
# Try a couple of bogus visibilities.
eval { $c->add_attribute( name => 'new_attr',
view => 25) };
ok( $err = $@, "Caught bogus view exception");
like( $err, qr/Not a valid view parameter: '25'/,
"Caught proper bogus view exception");
eval { $c->add_attribute( name => 'new_attr',
view => 10) };
ok( $err = $@, "Caught another bogus view exception");
like( $err, qr/Not a valid view parameter: '10'/,
"Caught another proper bogus view exception");
# Try a bogus caller.
eval { $c->add_method( name => 'new_inst',
caller => 'foo' ) };
ok( $err = $@, "Caught bogus caller exception");
like( $err, qr/Parameter caller must be a code reference/,
"Caught proper bogus caller exception");
# Try a bogus type.
eval { $c->add_attribute(
name => 'bogus',
type => 'bogus',
) };
ok( $err = $@, "Caught bogus type exception");
like( $err, qr/Unknown type: 'bogus'/,
"Caught proper bogus type exception");
# Add an attribute with no type.
eval { $c->add_attribute( name => 'no_type' ) };
ok( $err = $@, "Caught missing type exception");
like( $err, qr/No type specified for the 'no_type' attribute/,
"Caught missing type exception");
# Now test all of the defaults.
sub new_attr { 22 }
ok( $attr = $c->add_attribute(
name => 'new_attr',
type => 'scalar',
create => 'NONE',
), "Create 'new_attr'" );
isa_ok($attr, 'Class::Meta::Attribute');
# Test its accessors.
is( $attr->name, "new_attr", "Check new_attr name" );
ok( ! defined $attr->desc, "Check new_attr desc" );
ok( ! defined $attr->label, "Check new_attr label" );
ok( $attr->view == Class::Meta::PUBLIC, "Check new_attr view" );
ok $c->build, 'Build the class';
}
# Now try subclassing Class::Meta.
package Class::Meta::SubClass;
use base 'Class::Meta';
sub add_attribute {
Class::Meta::Attribute->new( shift->SUPER::class, @_);
}
package Class::Meta::AnotherTest;
use strict;
BEGIN {
# Import Test::More functions into this package.
Test::More->import;
# Create a new Class::Meta object.
ok( my $c = Class::Meta::SubClass->new
(another => __PACKAGE__), "Create subclassed CM object" );
isa_ok($c, 'Class::Meta');
isa_ok($c, 'Class::Meta::SubClass');
sub foo_attr { bless {} }
ok( my $attr = $c->add_attribute( name => 'foo_attr', type => 'scalar'),
'Create subclassed foo_attr' );
isa_ok($attr, 'Class::Meta::Attribute');
# Test its accessors.
is( $attr->name, "foo_attr", "Check new foo_attr name" );
ok( ! defined $attr->desc, "Check new foo_attr desc" );
ok( ! defined $attr->label, "Check new foo_attr label" );
ok( $attr->view == Class::Meta::PUBLIC, "Check new foo_attr view" );
}
##############################################################################
# Now try subclassing Class::Meta::Attribute.
package Class::Meta::Attribute::Sub;
use base 'Class::Meta::Attribute';
# Make sure we can override new and build.
sub new { shift->SUPER::new(@_) }
sub build { shift->SUPER::build(@_) }
sub foo { shift->{foo} }
package main;
ok( my $cm = Class::Meta->new(
attribute_class => 'Class::Meta::Attribute::Sub',
), "Create Class" );
ok( my $attr = $cm->add_attribute(name => 'foo', foo => 'bar', type => 'scalar'),
"Add foo attribute" );
isa_ok($attr, 'Class::Meta::Attribute::Sub');
isa_ok($attr, 'Class::Meta::Attribute');
is( $attr->name, 'foo', "Check an attibute");
is( $attr->foo, 'bar', "Check added attribute" );
##############################################################################
# Now create a class using strings instead of contants.
STRINGS: {
package My::Strings;
use Test::More;
ok my $cm = Class::Meta->new( key => 'strings' ),
'Create strings meta object';
ok $cm->add_attribute(
name => 'foo',
type => 'string',
view => 'PUBLIC',
authz => 'RDWR',
create => 'GETSET',
context => 'Object',
), 'Add an attribute using strings for constant values';
ok $cm->build, 'Build the class';
}
ok my $class = My::Strings->my_class, 'Get the class object';
ok $attr = $class->attributes( 'foo' ), 'Get the "foo" attribute';
is $attr->view, Class::Meta::PUBLIC, 'The view should be PUBLIC';
is $attr->authz, Class::Meta::RDWR, 'The authz should be RDWR';
is $attr->context, Class::Meta::OBJECT, 'The context should be OBJECT';
##############################################################################
# Now create a class with a default type.
STRINGS: {
package My::DefType;
use Test::More;
ok my $cm = Class::Meta->new(
key => 'def_type',
default_type => 'integer',
), 'Create def_type meta object';
ok $cm->add_attribute(
name => 'foo',
), 'Add an attribute with no type';
ok $cm->build, 'Build the class';
}
ok $class = My::DefType->my_class, 'Get the class object';
ok $attr = $class->attributes( 'foo' ), 'Get the "foo" attribute';
is $attr->type, 'integer', 'Its type should be "integer"';
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