-#!/usr/bin/perl
-
use Test::More;
+use Test::Fatal;
+use Test::Moose;
+
+use MooseX::UndefTolerant::Attribute ();
+
+{
+ package Foo;
+ use Moose;
-package Foo;
+ has 'attr1' => (
+ traits => [ qw(MooseX::UndefTolerant::Attribute)],
+ is => 'ro',
+ isa => 'Num',
+ predicate => 'has_attr1',
+ default => 1,
+ );
+ has 'attr2' => (
+ is => 'ro',
+ isa => 'Num',
+ predicate => 'has_attr2',
+ default => 2,
+ );
+ has 'attr3' => (
+ is => 'ro',
+ isa => 'Maybe[Num]',
+ predicate => 'has_attr3',
+ default => 3,
+ );
+}
-use Moose;
-use MooseX::UndefTolerant::Attribute;
+{
+ package Bar;
+ use Moose;
+ use MooseX::UndefTolerant;
-has bar => (
- is => 'rw',
- traits => ['MooseX::UndefTolerant::Attribute'],
- default => 'baz'
-);
+ has 'attr1' => (
+ is => 'ro',
+ isa => 'Num',
+ predicate => 'has_attr1',
+ default => 1,
+ );
+ has 'attr2' => (
+ is => 'ro',
+ isa => 'Num',
+ predicate => 'has_attr2',
+ default => 2,
+ );
+ has 'attr3' => (
+ is => 'ro',
+ isa => 'Maybe[Num]',
+ predicate => 'has_attr3',
+ default => 3,
+ );
+}
-1;
package main;
-my $foo = Foo->new( bar => undef );
-is ( $foo->bar, 'baz', 'does the default value get set when passing undef in the constructor' );
+sub do_tests
+{
+ note 'Default behaviour: ',
+ (Foo->meta->is_immutable ? 'im' : '') . 'mutable classes', "\n";
+
+ note 'Testing class with a single UndefTolerant attribute';
+ do_tests_with_class('Foo');
+
+ note '';
+ note 'Testing class with the entire class being UndefTolerant';
+ do_tests_with_class('Bar');
+}
+
+sub do_tests_with_class
+{
+ my $class = shift;
+
+ {
+ my $obj = $class->new;
+ ok($obj->has_attr1, 'attr1 has a value');
+ ok($obj->has_attr2, 'attr2 has a value');
+ ok($obj->has_attr3, 'attr3 has a value');
+
+ is($obj->attr1, 1, 'attr1\'s value is its default');
+ is($obj->attr2, 2, 'attr2\'s value is its default');
+ is($obj->attr3, 3, 'attr3\'s value is its default');
+ }
+
+ TODO: {
+ my $e = exception {
+ my $obj = $class->new(attr1 => undef, attr3 => undef);
+ {
+ local $TODO = 'not sure why this fails still... needs attr trait rewrite' if $obj->meta->is_immutable;
+ # FIXME: the object is successfully constructed, and the value
+ # for attr1 is properly removed, but the default is not then
+ # used instead...
+ # note "### constructed object: ", $obj->dump(2);
+ ok($obj->has_attr1, 'UT attr1 has a value when assigned undef in constructor');
+ ok($obj->has_attr3, 'attr3 retains its undef value when assigned undef in constructor');
+
+ is($obj->attr1, 1, 'attr1\'s value is its default');
+ }
+
+ is($obj->attr2, 2, 'attr2\'s value is its default');
+ is($obj->attr3, undef, 'attr3\'s value is not its default (explicitly set)');
+ };
+ local $TODO = 'some immutable cases are not handled yet; see CAVEATS'
+ if $class->meta->is_immutable and $class eq 'Foo';
+
+ is($e, undef, 'these tests do not die');
+ }
+
+ {
+ my $obj = $class->new(attr1 => 1234, attr2 => 5678, attr3 => 9012);
+ is($obj->attr1, 1234, 'assigning a defined value during construction works as normal');
+ ok($obj->has_attr1, '...and the predicate returns true as normal');
+
+ is($obj->attr2, 5678, 'assigning a defined value during construction works as normal');
+ ok($obj->has_attr2, '...and the predicate returns true as normal');
+
+ is($obj->attr3, 9012, 'assigning a defined value during construction works as normal');
+ ok($obj->has_attr3, '...and the predicate returns true as normal');
+ }
+}
+
+with_immutable {
+ do_tests;
+} qw(Foo Bar);
+
+TODO: {
+ local $TODO = 'some cases are still not handled yet; see CAVEATS';
+ is(Test::More->builder->current_test, 98, 'if we got here, we can declare victory!');
+}
done_testing;
+