--- /dev/null
+use strict;
+use warnings;
+
+use Test::More;
+use Test::Exception;
+use lib qw(t/lib);
+use DBICTest;
+use Data::Dumper;
+
+my $schema = DBICTest->init_schema();
+
+my $orig_debug = $schema->storage->debug;
+
+use IO::File;
+
+BEGIN {
+ eval "use DBD::SQLite";
+ plan $@
+ ? ( skip_all => 'needs DBD::SQLite for testing' )
+ : ( tests => 10 );
+}
+
+# A search() with prefetch seems to pollute an already joined resultset
+# in a way that offsets future joins (adapted from a test case by Debolaz)
+{
+ my ($cd_rs, $attrs);
+
+ # test a real-life case - rs is obtained by an implicit m2m join
+ $cd_rs = $schema->resultset ('Producer')->first->cds;
+ $attrs = Dumper $cd_rs->{attrs};
+
+ $cd_rs->search ({})->all;
+ is (Dumper ($cd_rs->{attrs}), $attrs, 'Resultset attributes preserved after a simple search');
+
+ lives_ok (sub {
+ $cd_rs->search ({'artist.artistid' => 1}, { prefetch => 'artist' })->all;
+ is (Dumper ($cd_rs->{attrs}), $attrs, 'Resultset attributes preserved after search with prefetch');
+ }, 'first prefetching search ok');
+
+ lives_ok (sub {
+ $cd_rs->search ({'artist.artistid' => 1}, { prefetch => 'artist' })->all;
+ is (Dumper ($cd_rs->{attrs}), $attrs, 'Resultset attributes preserved after another search with prefetch')
+ }, 'second prefetching search ok');
+
+
+ # test a regular rs with an empty seen_join injected - it should still work!
+ $cd_rs = $schema->resultset ('CD');
+ $cd_rs->{attrs}{seen_join} = {};
+ $attrs = Dumper $cd_rs->{attrs};
+
+ $cd_rs->search ({})->all;
+ is (Dumper ($cd_rs->{attrs}), $attrs, 'Resultset attributes preserved after a simple search');
+
+ lives_ok (sub {
+ $cd_rs->search ({'artist.artistid' => 1}, { prefetch => 'artist' })->all;
+ is (Dumper ($cd_rs->{attrs}), $attrs, 'Resultset attributes preserved after search with prefetch');
+ }, 'first prefetching search ok');
+
+ lives_ok (sub {
+ $cd_rs->search ({'artist.artistid' => 1}, { prefetch => 'artist' })->all;
+ is (Dumper ($cd_rs->{attrs}), $attrs, 'Resultset attributes preserved after another search with prefetch')
+ }, 'second prefetching search ok');
+}