Github user markap14 commented on a diff in the pull request:
https://github.com/apache/nifi/pull/2184#discussion_r142454463
--- Diff:
nifi-nar-bundles/nifi-extension-utils/nifi-record-utils/nifi-avro-record-utils/src/test/java/org/apache/nifi/avro/TestAvroTypeUtil.java
---
@@ -238,5 +242,23 @@ public void testComplicatedRecursiveSchema() {
// Make sure the 'parent' field has a schema reference back to the
original top level record schema
Assert.assertEquals(recordASchema,
((RecordDataType)recordBParentField.get().getDataType()).getChildSchema());
}
+
+ @Test
+ public void testMapWithNullSchema() throws IOException {
+
+ Schema recursiveSchema = new Schema.Parser().parse(
+
"{\"type\":\"record\",\"name\":\"OSMEntity\",\"namespace\":\"org.osm.avro\",\"fields\":[{\"name\":\"osmtype\",\"type\":{\"type\":\"enum\",\"name\":\"OSMType\",\"symbols\":[\"NODE\",\"WAY\",\"POLYGON\",\"RELATION\"]}},{\"name\":\"id\",\"type\":\"long\"},{\"name\":\"node\",\"type\":[\"null\",{\"type\":\"record\",\"name\":\"ANode\",\"fields\":[{\"name\":\"id\",\"type\":\"long\"},{\"name\":\"x\",\"type\":\"double\"},{\"name\":\"y\",\"type\":\"double\"},{\"name\":\"fields\",\"type\":[\"null\",{\"type\":\"map\",\"values\":{\"type\":\"string\",\"avro.java.string\":\"String\"},\"avro.java.string\":\"String\"}]}]}]},{\"name\":\"way\",\"type\":[\"null\",{\"type\":\"record\",\"name\":\"AComplex\",\"fields\":[{\"name\":\"id\",\"type\":\"long\"},{\"name\":\"geometry\",\"type\":\"bytes\"},{\"name\":\"fields\",\"type\":[\"null\",{\"type\":\"map\",\"values\":{\"type\":\"string\",\"avro.java.string\":\"String\"},\"avro.java.string\":\"String\"}]}]}]},{\"name\":\"polygon\",\"type\
":[\"null\",\"AComplex\"]},{\"name\":\"rel\",\"type\":[\"null\",{\"type\":\"record\",\"name\":\"ARelation\",\"fields\":[{\"name\":\"id\",\"type\":\"long\"},{\"name\":\"fields\",\"type\":[\"null\",{\"type\":\"map\",\"values\":{\"type\":\"string\",\"avro.java.string\":\"String\"},\"avro.java.string\":\"String\"}]},{\"name\":\"related\",\"type\":[\"null\",{\"type\":\"array\",\"items\":{\"type\":\"record\",\"name\":\"ARelated\",\"fields\":[{\"name\":\"relatedId\",\"type\":\"long\"},{\"name\":\"type\",\"type\":{\"type\":\"string\",\"avro.java.string\":\"String\"}},{\"name\":\"role\",\"type\":{\"type\":\"string\",\"avro.java.string\":\"String\"}}]}}]}]}]}]}"
--- End diff --
I think we'd be better off to externalize this into a .avsc file under
src/test/resources
---