-use Test::More tests => 14;
+#use Test::More;
+use Test::Most 'die';
use Test::Fatal;
{
isa => 'Num',
predicate => 'has_attr1',
);
-
has 'attr2' => (
is => 'ro',
isa => 'Num',
predicate => 'has_attr2',
);
+ has 'attr3' => (
+ is => 'ro',
+ isa => 'Maybe[Num]',
+ predicate => 'has_attr3',
+ );
}
{
isa => 'Num',
predicate => 'has_attr2',
);
+ has 'attr3' => (
+ is => 'ro',
+ isa => 'Maybe[Num]',
+ predicate => 'has_attr3',
+ );
}
package main;
-note 'Constructor behaviour';
-note '';
-
-note 'Testing class with a single UndefTolerant attribute';
+sub do_tests
{
- my $obj = Foo->new;
- ok(!$obj->has_attr1, 'attr1 has no value before it is assigned');
- ok(!$obj->has_attr2, 'attr2 has no value before it is assigned');
-}
-
-{
- my $obj = Foo->new(attr1 => undef);
- ok(!$obj->has_attr1, 'UT attr1 has no value when assigned undef in constructor');
- ok (exception { $obj = Foo->new(attr2 => undef) },
- 'But assigning undef to attr2 generates a type constraint error');
-}
-
-{
- my $obj = Foo->new(attr1 => 1234, attr2 => 5678);
- is($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');
+ note 'Testing class with a single UndefTolerant attribute';
+ {
+ my $obj = Foo->new;
+ ok(!$obj->has_attr1, 'attr1 has no value before it is assigned');
+ ok(!$obj->has_attr2, 'attr2 has no value before it is assigned');
+ ok(!$obj->has_attr3, 'attr3 has no value before it is assigned');
+ }
+
+ {
+ my $obj = Foo->new(attr1 => undef);
+ ok(!$obj->has_attr1, 'UT attr1 has no value when assigned undef in constructor');
+ isnt (exception { $obj = Foo->new(attr2 => undef) }, undef,
+ 'But assigning undef to attr2 generates a type constraint error');
+
+ is (exception { $obj = Foo->new(attr3 => undef) }, undef,
+ 'assigning undef to attr3 is acceptable');
+ ok($obj->has_attr3, 'attr3 retains its undef value when assigned undef in constructor');
+ }
+
+ {
+ my $obj = Foo->new(attr1 => 1234, attr2 => 5678, attr3 => 9012);
+ is($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');
+ }
+
+
+ note '';
+ note 'Testing class with the entire class being UndefTolerant';
+ {
+ my $obj = Bar->new;
+ ok(!$obj->has_attr1, 'attr1 has no value before it is assigned');
+ ok(!$obj->has_attr2, 'attr2 has no value before it is assigned');
+ ok(!$obj->has_attr3, 'attr3 has no value before it is assigned');
+ }
+
+ {
+ my $obj = Bar->new(attr1 => undef);
+ ok(!$obj->has_attr1, 'attr1 has no value when assigned undef in constructor');
+ # note this test differs from the Foo case above
+ is (exception { $obj = Bar->new(attr2 => undef) }, undef,
+ 'assigning undef to attr2 does not produce an error');
+ ok(!$obj->has_attr2, 'attr2 has no value when assigned undef in constructor');
+
+ is( exception { $obj = Foo->new(attr3 => undef) }, undef,
+ 'assigning undef to attr3 is acceptable');
+ ok($obj->has_attr3, 'attr3 retains its undef value when assigned undef in constructor');
+ }
+
+ {
+ my $obj = Bar->new(attr1 => 1234, attr2 => 5678, attr3 => 9012);
+ is($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');
+ }
}
+note 'Constructor behaviour: mutable classes';
note '';
-note 'Testing class with the entire class being UndefTolerant';
-{
- my $obj = Bar->new;
- ok(!$obj->has_attr1, 'attr1 has no value before it is assigned');
-}
-
-{
- my $obj = Bar->new(attr1 => undef);
- ok(!$obj->has_attr1, 'attr1 has no value when assigned undef in constructor');
- ok (!exception { $obj = Bar->new(attr2 => undef) },
- 'assigning undef to attr2 does not produce an error');
- ok(!$obj->has_attr2, 'attr2 has no value when assigned undef in constructor');
-}
+do_tests;
-{
- my $obj = Bar->new(attr1 => 1234);
- is($obj->attr1, 1234, 'assigning a defined value during construction works as normal');
- ok($obj->has_attr1, '...and the predicate returns true as normal');
+note '';
+note 'Constructor behaviour: immutable classes';
+note '';
+Foo->meta->make_immutable;
+Bar->meta->make_immutable;
+TODO: {
+ local $TODO = 'some immutable cases are not handled yet';
+ # for now, catch errors
+ is(exception { do_tests }, undef, 'tests do not die');
+
+ is(Test::More->builder->current_test, 28, 'if we got here, we can declare victory!');
}
+done_testing;