NIFI-5244 Fixed a bug in MockSchemaRegistry that prevented it from loading using the schema name strategy.

This closes #2742.

Signed-off-by: Bryan Bende <bbende@apache.org>

nifi-nar-bundles/nifi-extension-utils/nifi-record-utils/nifi-mock-record-utils/pom.xml

@@ -46,5 +46,79 @@
             <groupId>org.apache.nifi</groupId>
             <artifactId>nifi-record</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.apache.nifi</groupId>
+            <artifactId>nifi-avro-record-utils</artifactId>
+            <version>1.7.0-SNAPSHOT</version>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+                <version>1.5</version>
+                <executions>
+                    <execution>
+                        <id>add-source</id>
+                        <phase>generate-sources</phase>
+                        <goals>
+                            <goal>add-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>src/main/groovy</source>
+                            </sources>
+                        </configuration>
+                    </execution>
+                    <execution>
+                        <id>add-test-source</id>
+                        <phase>generate-test-sources</phase>
+                        <goals>
+                            <goal>add-test-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>src/test/groovy</source>
+                            </sources>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <executions>
+                    <!-- Only run for tests -->
+                    <execution>
+                        <id>groovy-tests</id>
+                        <goals>
+                            <goal>testCompile</goal>
+                        </goals>
+                        <configuration>
+                            <compilerId>groovy-eclipse-compiler</compilerId>
+                        </configuration>
+                    </execution>
+                </executions>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+                <dependencies>
+                    <dependency>
+                        <groupId>org.codehaus.groovy</groupId>
+                        <artifactId>groovy-eclipse-compiler</artifactId>
+                        <version>2.9.2-01</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>org.codehaus.groovy</groupId>
+                        <artifactId>groovy-eclipse-batch</artifactId>
+                        <version>2.4.3-01</version>
+                    </dependency>
+                </dependencies>
+            </plugin>
+        </plugins>
+    </build>
 </project>

nifi-nar-bundles/nifi-extension-utils/nifi-record-utils/nifi-mock-record-utils/src/main/java/org/apache/nifi/serialization/record/MockSchemaRegistry.java

@@ -46,7 +46,7 @@ public class MockSchemaRegistry extends AbstractControllerService implements Sch
             throw new org.apache.nifi.schema.access.SchemaNotFoundException("Cannot retrieve schema because Schema Name is not present");
         }
 
-        return schemaNameMap.get(schemaName);
+        return schemaNameMap.get(schemaName.get());
     }
 
     private RecordSchema retrieveSchemaByIdAndVersion(final SchemaIdentifier schemaIdentifier) throws IOException, SchemaNotFoundException {

nifi-nar-bundles/nifi-extension-utils/nifi-record-utils/nifi-mock-record-utils/src/test/groovy/org/apache/nifi/serialization/record/TestMockSchemaRegistry.groovy

@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.nifi.serialization.record
+
+import org.apache.avro.Schema
+import org.apache.nifi.avro.AvroTypeUtil
+import org.junit.Assert
+import org.junit.Test
+import static groovy.json.JsonOutput.*
+
+class TestMockSchemaRegistry {
+    @Test
+    void testGetSchemaByName() {
+        def registry = new MockSchemaRegistry()
+        def schema = prettyPrint(toJson([
+            name: "TestSchema",
+            type: "record",
+            fields: [
+                [ name: "msg", type: "string" ]
+            ]
+        ]))
+        def recordSchema = AvroTypeUtil.createSchema(new Schema.Parser().parse(schema))
+        registry.addSchema("simple", recordSchema)
+
+        def identifier = SchemaIdentifier.builder().name("simple").build()
+        def result = registry.retrieveSchemaByName(identifier)
+
+        Assert.assertNotNull("Failed to load schema.", result)
+        Assert.assertEquals(result.fieldNames, recordSchema.fieldNames)
+    }
+}