| /* |
| * 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.rules.handlers; |
| |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.nifi.components.AbstractConfigurableComponent; |
| import org.apache.nifi.controller.ControllerServiceInitializationContext; |
| import org.apache.nifi.logging.ComponentLog; |
| import org.apache.nifi.record.sink.RecordSinkService; |
| import org.apache.nifi.reporting.InitializationException; |
| import org.apache.nifi.rules.Action; |
| import org.apache.nifi.serialization.WriteResult; |
| import org.apache.nifi.serialization.record.Record; |
| import org.apache.nifi.serialization.record.RecordSchema; |
| import org.apache.nifi.serialization.record.RecordSet; |
| import org.apache.nifi.util.TestRunner; |
| import org.apache.nifi.util.TestRunners; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| import java.io.IOException; |
| import java.math.BigDecimal; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.core.IsInstanceOf.instanceOf; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertFalse; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| public class TestRecordSinkHandler { |
| private TestRunner runner; |
| private MockComponentLog mockComponentLog; |
| private RecordSinkHandler recordSinkHandler; |
| private MockRecordSinkService recordSinkService; |
| |
| @BeforeEach |
| public void setup() throws InitializationException { |
| runner = TestRunners.newTestRunner(TestProcessor.class); |
| mockComponentLog = new MockComponentLog(); |
| RecordSinkHandler handler = new MockRecordSinkHandler(mockComponentLog); |
| recordSinkService = new MockRecordSinkService(); |
| runner.addControllerService("MockRecordSinkService", recordSinkService); |
| runner.enableControllerService(recordSinkService); |
| runner.addControllerService("MockRecordSinkHandler", handler); |
| runner.setProperty(handler, MockRecordSinkHandler.RECORD_SINK_SERVICE,"MockRecordSinkService"); |
| runner.enableControllerService(handler); |
| recordSinkHandler = (RecordSinkHandler) runner.getProcessContext() |
| .getControllerServiceLookup() |
| .getControllerService("MockRecordSinkHandler"); |
| } |
| |
| @Test |
| public void testValidService() { |
| runner.assertValid(recordSinkHandler); |
| assertThat(recordSinkHandler, instanceOf(RecordSinkHandler.class)); |
| } |
| |
| @Test |
| public void testRecordSendViaSink() throws InitializationException, IOException { |
| final Map<String,String> attributes = new HashMap<>(); |
| final Map<String,Object> metrics = new HashMap<>(); |
| final String expectedMessage = "Records written to sink service:"; |
| final BigDecimal bigDecimalValue = new BigDecimal(String.join("", Collections.nCopies(400, "1")) + ".2"); |
| |
| attributes.put("sendZeroResults","false"); |
| metrics.put("jvmHeap","1000000"); |
| metrics.put("cpu","90"); |
| metrics.put("custom", bigDecimalValue); |
| |
| final Action action = new Action(); |
| action.setType("SEND"); |
| action.setAttributes(attributes); |
| recordSinkHandler.execute(action, metrics); |
| String logMessage = mockComponentLog.getDebugMessage(); |
| List<Map<String, Object>> rows = recordSinkService.getRows(); |
| assertTrue(StringUtils.isNotEmpty(logMessage)); |
| assertTrue(logMessage.startsWith(expectedMessage)); |
| assertFalse(rows.isEmpty()); |
| Map<String,Object> record = rows.get(0); |
| assertEquals("90", (record.get("cpu"))); |
| assertEquals("1000000", (record.get("jvmHeap"))); |
| assertEquals(bigDecimalValue, (record.get("custom"))); |
| } |
| |
| private static class MockRecordSinkHandler extends RecordSinkHandler { |
| private ComponentLog testLogger; |
| |
| public MockRecordSinkHandler(ComponentLog testLogger) { |
| this.testLogger = testLogger; |
| } |
| |
| @Override |
| protected ComponentLog getLogger() { |
| return testLogger; |
| } |
| } |
| |
| private static class MockRecordSinkService extends AbstractConfigurableComponent implements RecordSinkService { |
| |
| private List<Map<String, Object>> rows = new ArrayList<>(); |
| |
| @Override |
| public WriteResult sendData(RecordSet recordSet, Map<String,String> attributes, boolean sendZeroResults) throws IOException { |
| int numRecordsWritten = 0; |
| RecordSchema recordSchema = recordSet.getSchema(); |
| Record record; |
| while ((record = recordSet.next()) != null) { |
| Map<String, Object> row = new HashMap<>(); |
| final Record finalRecord = record; |
| recordSchema.getFieldNames().forEach((fieldName) -> row.put(fieldName, finalRecord.getValue(fieldName))); |
| rows.add(row); |
| numRecordsWritten++; |
| } |
| return WriteResult.of(numRecordsWritten, Collections.emptyMap()); |
| } |
| |
| @Override |
| public String getIdentifier() { |
| return "MockRecordSinkService"; |
| } |
| |
| @Override |
| public void initialize(ControllerServiceInitializationContext context) throws InitializationException { |
| } |
| |
| public List<Map<String, Object>> getRows() { |
| return rows; |
| } |
| } |
| |
| |
| } |