Make sure this length parameter is r/o

[gitmo/MooseX-Role-Parameterized.git] / t / 001-parameters.t

diff --git a/t/001-parameters.t b/t/001-parameters.t
index ba3ba57..e94516f 100644 (file)
--- a/t/001-parameters.t
+++ b/t/001-parameters.t
@@ -1,7 +1,7 @@
 #!/usr/bin/env perl
 use strict;
 use warnings;
-use Test::More tests => 2;
+use Test::More tests => 13;
 use Test::Exception;
 
 use MooseX::Role::Parameterized::Parameters;
@@ -14,6 +14,57 @@ do {
     use MooseX::Role::Parameterized;
 };
 
-my $parameter_class = MyRole::NoParameters->meta->parameter_class;
-ok($parameter_class);
+my $parameter_metaclass = MyRole::NoParameters->meta->parameter_metaclass;
+is($parameter_metaclass->get_all_attributes, 0, "no parameters");
+
+do {
+    package MyRole::LengthParameter;
+    use MooseX::Role::Parameterized;
+
+    parameter length => (
+        is       => 'ro',
+        isa      => 'Int',
+        required => 1,
+    );
+};
+
+$parameter_metaclass = MyRole::LengthParameter->meta->parameter_metaclass;
+is($parameter_metaclass->get_all_attributes, 1, "exactly one parameter");
+
+my $parameter = ($parameter_metaclass->get_all_attributes)[0];
+is($parameter->name, 'length', "parameter name");
+ok($parameter->is_required, "parameter is required");
+
+throws_ok {
+    MyRole::LengthParameter->meta->construct_parameters;
+} qr/^Attribute \(length\) is required/;
+
+$p = MyRole::LengthParameter->meta->construct_parameters(
+    length => 5,
+);
+
+is($p->length, 5, "correct length");
+
+throws_ok {
+    $p->length(10);
+} qr/^Cannot assign a value to a read-only accessor/;
+
+do {
+    package MyRole::LengthParameter;
+    use MooseX::Role::Parameterized;
+
+    parameter ['first_name', 'last_name'] => (
+        is  => 'rw',
+        isa => 'Str',
+    );
+};
+
+$parameter_metaclass = MyRole::LengthParameter->meta->parameter_metaclass;
+is($parameter_metaclass->get_all_attributes, 3, "three parameters");
+
+for my $param_name ('first_name', 'last_name') {
+    my $param = $parameter_metaclass->get_attribute($param_name);
+    is($param->type_constraint, 'Str', "$param_name type constraint");
+    ok(!$param->is_required, "$param_name is optional");
+}