Fix utf8columns loading-order test/code (really just as POC at this point)

[dbsrgits/DBIx-Class.git] / t / 85utf8.t

diff --git a/t/85utf8.t b/t/85utf8.t
index 9f1ab0f..de63f27 100644 (file)
--- a/t/85utf8.t
+++ b/t/85utf8.t
@@ -6,20 +6,67 @@ use Test::Warn;
 use lib qw(t/lib);
 use DBICTest;
 
-warning_like (
+{
+  package A::Comp;
+  use base 'DBIx::Class';
+  sub store_column { shift->next::method (@_) };
+  1;
+}
+
+{
+  package A::SubComp;
+  use base 'A::Comp';
+
+  1;
+}
+
+warnings_are (
   sub {
-    package A::Comp;
-    use base 'DBIx::Class';
+    package A::Test1;
+    use base 'DBIx::Class::Core';
+    __PACKAGE__->load_components(qw(Core +A::Comp Ordered UTF8Columns));
+    __PACKAGE__->load_components(qw(Ordered +A::SubComp Row UTF8Columns Core));
     sub store_column { shift->next::method (@_) };
     1;
+  },
+  [],
+  'no spurious warnings issued',
+);
+
+my $test1_mro;
+my $idx = 0;
+for (@{mro::get_linear_isa ('A::Test1')} ) {
+  $test1_mro->{$_} = $idx++;
+}
+
+cmp_ok ($test1_mro->{'A::SubComp'}, '<', $test1_mro->{'A::Comp'}, 'mro of Test1 correct (A::SubComp before A::Comp)' );
+cmp_ok ($test1_mro->{'A::Comp'}, '<', $test1_mro->{'DBIx::Class::UTF8Columns'}, 'mro of Test1 correct (A::Comp before UTF8Col)' );
+cmp_ok ($test1_mro->{'DBIx::Class::UTF8Columns'}, '<', $test1_mro->{'DBIx::Class::Core'}, 'mro of Test1 correct (UTF8Col before Core)' );
+cmp_ok ($test1_mro->{'DBIx::Class::Core'}, '<', $test1_mro->{'DBIx::Class::Row'}, 'mro of Test1 correct (Core before Row)' );
 
-    package A::Test;
+
+warnings_like (
+  sub {
+    package A::Test2;
     use base 'DBIx::Class::Core';
     __PACKAGE__->load_components(qw(UTF8Columns +A::Comp));
+    sub store_column { shift->next::method (@_) };
+    1;
+  },
+  [qr/Incorrect loading order of DBIx::Class::UTF8Columns.+affect other components overriding 'store_column' \(A::Comp\)/],
+  'incorrect order warning issued (violator defines)',
+);
+
+warnings_like (
+  sub {
+    package A::Test3;
+    use base 'DBIx::Class::Core';
+    __PACKAGE__->load_components(qw(UTF8Columns +A::SubComp));
+    sub store_column { shift->next::method (@_) };
     1;
   },
-  qr/Incorrect loading order of DBIx::Class::UTF8Columns.+affect other components overriding store_column \(A::Comp\)/,
-  'incorrect order warning issued',
+  [qr/Incorrect loading order of DBIx::Class::UTF8Columns.+affect other components overriding 'store_column' \(A::SubComp \(via A::Comp\)\)/],
+  'incorrect order warning issued (violator inherits)',
 );
 
 my $schema = DBICTest->init_schema();