Addd support for 521 source.

Author: kefo

rules/test/data/5XX/521.xml

@@ -1,17 +1,22 @@
-<?xml version='1.0'?>
-<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:bf="http://id.loc.gov/ontologies/bibframe/" xmlns:bflc="http://id.loc.gov/ontologies/bflc/" xmlns:madsrdf="http://www.loc.gov/mads/rdf/v1#">
-  <bf:Work rdf:about="http://example.org/521test#Work">
-    <bf:intendedAudience>
-      <bf:IntendedAudience>
-        <rdfs:label>K-3. Follet Library Book Co.</rdfs:label>
-        <bf:note>
-          <bf:Note>
-            <rdfs:label>interest grade level</rdfs:label>
-          </bf:Note>
-        </bf:note>
-      </bf:IntendedAudience>
-    </bf:intendedAudience>
-    <bf:hasInstance rdf:resource="http://example.org/521test#Instance"/>
-  </bf:Work>
-  <bf:Instance rdf:about="http://example.org/521test#Instance"/>
-</rdf:RDF>
+<?xml version='1.0'?>
+<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:bf="http://id.loc.gov/ontologies/bibframe/" xmlns:bflc="http://id.loc.gov/ontologies/bflc/" xmlns:madsrdf="http://www.loc.gov/mads/rdf/v1#">
+  <bf:Work rdf:about="http://example.org/521test#Work">
+    <bf:intendedAudience>
+      <bf:IntendedAudience>
+        <rdfs:label>K-3. Follet Library Book Co.</rdfs:label>
+        <bf:note>
+          <bf:Note>
+            <rdfs:label>interest grade level</rdfs:label>
+          </bf:Note>
+        </bf:note>
+        <bf:source>
+          <bf:Source>
+            <rdfs:label>Amazon.com</rdfs:label>
+          </bf:Source>
+        </bf:source>
+      </bf:IntendedAudience>
+    </bf:intendedAudience>
+    <bf:hasInstance rdf:resource="http://example.org/521test#Instance"/>
+  </bf:Work>
+  <bf:Instance rdf:about="http://example.org/521test#Instance"/>
+</rdf:RDF>

rules/test/tests/07-5XX.xspec

@@ -270,6 +270,8 @@
               test="//marc:datafield[@tag='521'][1]/@ind2 = ' '"/>
     <x:expect label="$a from label"
               test="//marc:datafield[@tag='521'][1]/marc:subfield[@code='a'] = 'K-3. Follet Library Book Co.'"/>
+    <x:expect label="$b from source"
+              test="//marc:datafield[@tag='521'][1]/marc:subfield[@code='b'] = 'Amazon.com'"/>
   </x:scenario>
 
   <x:scenario label="MARC 522">