Ensure that we're not blowing away an inherited constructor

[gitmo/Mouse.git] / t / 040-existing-subclass.t

diff --git a/t/040-existing-subclass.t b/t/040-existing-subclass.t
new file mode 100644 (file)
index 0000000..fe63fad
--- /dev/null
+++ b/t/040-existing-subclass.t
@@ -0,0 +1,26 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use Test::More;
+
+BEGIN {
+    eval "use Test::Output;";
+    plan skip_all => "Test::Output is required for this test" if $@;
+    plan tests => 1;
+}
+
+do {
+    package Parent;
+    sub new { bless {}, shift }
+
+    package Child;
+    BEGIN { our @ISA = 'Parent' }
+    use Mouse;
+};
+
+stderr_is(
+    sub { package Child; __PACKAGE__->meta->make_immutable },
+    "Not inlining a constructor for Child since it is not inheriting the default Mouse::Object constructor\n",
+    'Mouse warns when it would have blown away the inherited constructor',
+);
+