--- /dev/null
+use strict;
+use warnings;
+
+use Test::More;
+use lib qw(t/lib);
+use DBICTest;
+
+my $schema = DBICTest->init_schema();
+
+plan tests => 4;
+
+my $artist = $schema->resultset ('Artist')->first;
+ok (!$artist->get_dirty_columns, 'Artist is clean' );
+
+$artist->rank (13);
+ok (!$artist->get_dirty_columns, 'Artist is clean after num value update' );
+$artist->discard_changes;
+
+$artist->rank ('13.00');
+ok (!$artist->get_dirty_columns, 'Artist is clean after string value update' );
+$artist->discard_changes;
+
+# override column info
+$artist->result_source->column_info ('rank')->{is_numeric} = 0;
+$artist->rank ('13.00');
+ok ($artist->get_dirty_columns, 'Artist is updated after is_numeric override' );
+$artist->discard_changes;