Fix incorrect placement of condition resolution failure trap
Peter Rabbitson [Mon, 1 Mar 2010 00:36:23 +0000 (00:36 +0000)]
lib/DBIx/Class/Relationship/Base.pm
t/relationship/unresolvable.t [new file with mode: 0644]

index 1749a1b..62133a8 100644 (file)
@@ -202,12 +202,16 @@ sub related_resultset {
     my $source = $self->result_source;
 
     # condition resolution may fail if an incomplete master-object prefetch
-    # is encountered
-    my $cond =
-      eval { $source->_resolve_condition( $rel_info->{cond}, $rel, $self ) }
-        ||
-      $DBIx::Class::ResultSource::UNRESOLVABLE_CONDITION
-    ;
+    # is encountered - that is ok during prefetch construction (not yet in_storage)
+    my $cond = eval { $source->_resolve_condition( $rel_info->{cond}, $rel, $self ) };
+    if (my $err = $@) {
+      if ($self->in_storage) {
+        $self->throw_exception ($err);
+      }
+      else {
+        $cond = $DBIx::Class::ResultSource::UNRESOLVABLE_CONDITION;
+      }
+    }
 
     if ($cond eq $DBIx::Class::ResultSource::UNRESOLVABLE_CONDITION) {
       my $reverse = $source->reverse_relationship_info($rel);
diff --git a/t/relationship/unresolvable.t b/t/relationship/unresolvable.t
new file mode 100644 (file)
index 0000000..5a53cd9
--- /dev/null
@@ -0,0 +1,21 @@
+use strict;
+use warnings;
+
+use Test::More;
+use Test::Exception;
+
+use lib qw(t/lib);
+use DBICTest;
+
+my $schema = DBICTest->init_schema();
+
+my $cd = $schema->resultset('CD')->search ({}, { columns => ['year'], rows => 1 })->single;
+
+
+throws_ok (
+  sub { $cd->tracks },
+  qr/Unable to resolve relationship .+ column .+ not loaded from storage/,
+  'Correct exception on nonresolvable object-based condition'
+);
+
+done_testing;