Promote the getAllProducts to Asset.pm as getIsa. Move the tests

from Asset/Sku/Product.t into Asset/Asset.t, and add tests to check
that inheritance is respected.

lib/WebGUI/Asset.pm

@@ -1058,6 +1058,40 @@ sub getImportNode {
 
 
 
+#-------------------------------------------------------------------
+
+=head2 getIsa ( $session )
+
+A class method to return an iterator for getting all Assets by class (and all sub-classes)
+as Asset objects, one at a time.  When the end of the assets is reached, then the iterator
+will close the database handle that it uses and return undef.
+
+It should be used like this:
+
+my $productIterator = WebGUI::Asset::Product->getIsa($session);
+while (my $product = $productIterator->()) {
+  ##Do something useful with $product
+}
+
+=cut
+
+sub getIsa {
+    my $class    = shift;
+    my $session  = shift;
+    my $def = $class->definition($session);
+    my $tableName = $def->[0]->{tableName};
+    my $sth = $session->db->read("select distinct(assetId) from $tableName");
+    return sub {
+        my ($assetId) = $sth->array;
+        if (!$assetId) {
+            $sth->finish;
+            return undef;
+        }
+        return WebGUI::Asset->newPending($session, $assetId);
+    };
+}
+
+
 #-------------------------------------------------------------------
 
 =head2 getMedia ( session )

lib/WebGUI/Asset/Sku/Product.pm

@@ -272,38 +272,6 @@ sub getAllCollateral {
 }
 
 
-#-------------------------------------------------------------------
-
-=head2 getAllProducts ( $session )
-
-A class method to return an iterator for getting all Products (and Product sub-classes)
-as Asset objects, one at a time.  The iterator will return undef when you've reached
-the end of the list of products.
-
-It should be used like this:
-
-my $productIterator = WebGUI::Asset::Product->getAllProducts($session);
-while (my $product = $productIterator->()) {
-  ##Do something useful with $product
-}
-
-=cut
-
-sub getAllProducts {
-    my $class    = shift;
-    my $session  = shift;
-    my $sth = $session->db->read('select distinct(assetId) from Product');
-    return sub {
-        my ($assetId) = $sth->array;
-        if (!$assetId) {
-            $sth->finish;
-            return undef;
-        }
-        return WebGUI::Asset->newPending($session, $assetId);
-    };
-}
-
-
 #-------------------------------------------------------------------
 
 =head2 getCollateral ( tableName, keyName, keyValue )

t/Asset/Asset.t

@@ -19,6 +19,8 @@ use WebGUI::Asset;
 use WebGUI::User;
 use WebGUI::Asset::Wobject::Navigation;
 use WebGUI::Asset::Wobject::Folder;
+use WebGUI::Asset::Sku;
+use WebGUI::Asset::Sku::Product;
 use WebGUI::AssetVersioning;
 use WebGUI::VersionTag;
 
@@ -144,7 +146,7 @@ $canViewMaker->prepare(
     },
 );
 
-plan tests => 89 
+plan tests => 94 
             + scalar(@fixIdTests)
             + scalar(@fixTitleTests)
             + 2*scalar(@getTitleTests) #same tests used for getTitle and getMenuTitle
@@ -701,6 +703,42 @@ diag $assetProps->{title};
 
 isnt( $rootAsset->get('title'), $funkyTitle, 'get returns a safe copy of the Asset properties');
 
+################################################################
+#
+# getIsa
+#
+################################################################
+my $node = WebGUI::Asset::Sku::Product->getProductImportNode($session);
+my $product1 = $node->addChild({ className => 'WebGUI::Asset::Sku::Product'});
+my $product2 = $node->addChild({ className => 'WebGUI::Asset::Sku::Product'});
+my $product3 = $node->addChild({ className => 'WebGUI::Asset::Sku::Product'});
+
+my $getAProduct = WebGUI::Asset::Sku::Product->getIsa($session);
+isa_ok($getAProduct, 'CODE', 'getIsa returns a sub ref');
+my $counter = 0;
+my $productIds = [];
+while( my $product = $getAProduct->()) {
+    ++$counter;
+    push @{ $productIds }, $product->getId;
+}
+is($counter, 3, 'getIsa: returned only 3 Products');
+cmp_bag($productIds, [$product1->getId, $product2->getId, $product3->getId], 'getIsa returned the correct 3 products');
+
+my $getASku = WebGUI::Asset::Sku->getIsa($session);
+$counter = 0;
+my $skuIds = [];
+while( my $sku = $getASku->()) {
+    ++$counter;
+    push @{ $skuIds }, $sku->getId;
+}
+is($counter, 3, 'getIsa: returned only 3 Products for a parent class');
+cmp_bag($skuIds, [$product1->getId, $product2->getId, $product3->getId], 'getIsa returned the correct 3 products for a parent class');
+
+$product1->purge;
+$product2->purge;
+$product3->purge;
+
+
 END {
     $session->config->set( 'extrasURL',    $origExtras);
     $session->config->set( 'uploadsURL',   $origUploads);

t/Asset/Sku/Product.t

@@ -41,25 +41,6 @@ my $node = WebGUI::Asset::Sku::Product->getProductImportNode($session);
 isa_ok($node, 'WebGUI::Asset::Wobject::Folder', 'getProductImportNode returns a Folder');
 is($node->getId, 'PBproductimportnode001', 'Product Import Node has the correct GUID');
 
-my $product1 = $node->addChild({ className => 'WebGUI::Asset::Sku::Product'});
-my $product2 = $node->addChild({ className => 'WebGUI::Asset::Sku::Product'});
-my $product3 = $node->addChild({ className => 'WebGUI::Asset::Sku::Product'});
-
-my $getAProduct = WebGUI::Asset::Sku::Product->getAllProducts($session);
-isa_ok($getAProduct, 'CODE', 'getAllProducts returns a sub ref');
-my $counter = 0;
-my $productIds = [];
-while( my $product = $getAProduct->()) {
-    ++$counter;
-    push @{ $productIds }, $product->getId;
-}
-is($counter, 3, 'getAllProducts: returned only 3 Products');
-cmp_bag($productIds, [$product1->getId, $product2->getId, $product3->getId], 'getAllProduct returned the correct 3 products');
-
-$product1->purge;
-$product2->purge;
-$product3->purge;
-
 #----------------------------------------------------------------------------
 # Cleanup
 END {