1 files changed, 39 insertions, 0 deletions
diff --git a/t/23-readonly.t b/t/23-readonly.t
new file mode 100644
index 0000000..a8b7ced
--- /dev/null
+++ b/t/23-readonly.t
@@ -0,0 +1,39 @@
+use strict;
+use warnings;
+
+use Test::Requires {
+    Readonly       => '1.03',
+    'Scalar::Util' => '1.20',
+};
+
+use Params::Validate qw(validate validate_pos SCALAR);
+use Test::More;
+
+plan skip_all => 'These tests fail with Readonly 1.50 for some reason'
+    if Readonly::->VERSION() =~ /^v?1.5/;
+
+{
+    Readonly my $spec => { foo => 1 };
+    my @p = ( foo => 'hello' );
+
+    eval { validate( @p, $spec ) };
+    is( $@, q{}, 'validate() call succeeded with Readonly spec hashref' );
+}
+
+{
+    Readonly my $spec => { type => SCALAR };
+    my @p = 'hello';
+
+    eval { validate_pos( @p, $spec ) };
+    is( $@, q{}, 'validate_pos() call succeeded with Readonly spec hashref' );
+}
+
+{
+    Readonly my %spec => ( foo => { type => SCALAR } );
+    my @p = ( foo => 'hello' );
+
+    eval { validate( @p, \%spec ) };
+    is( $@, q{}, 'validate() call succeeded with Readonly spec hash' );
+}
+
+done_testing();