| /* |
| * 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.processors.script; |
| |
| import org.apache.nifi.script.ScriptingComponentUtils; |
| import org.apache.nifi.util.MockFlowFile; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.condition.EnabledIfSystemProperty; |
| |
| import java.nio.charset.StandardCharsets; |
| import java.util.List; |
| |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| |
| /** |
| * Unit tests for ExecuteScript with Jython. |
| */ |
| public class TestExecuteJython extends BaseScriptTest { |
| |
| @BeforeEach |
| public void setup() throws Exception { |
| super.setupExecuteScript(); |
| } |
| |
| /** |
| * Tests a Jython script that has provides the body of an onTrigger() function. |
| * |
| * @throws Exception Any error encountered while testing |
| */ |
| @Test |
| public void testReadFlowFileContentAndStoreInFlowFileAttributeWithScriptBody() throws Exception { |
| runner.setValidateExpressionUsage(false); |
| runner.setProperty(scriptingComponent.getScriptingComponentHelper().SCRIPT_ENGINE, "python"); |
| runner.setProperty(ScriptingComponentUtils.SCRIPT_BODY, |
| "from org.apache.nifi.processors.script import ExecuteScript\n" |
| + "flowFile = session.get()\n" |
| + "flowFile = session.putAttribute(flowFile, \"from-content\", \"test content\")\n" |
| + "session.transfer(flowFile, ExecuteScript.REL_SUCCESS)"); |
| |
| runner.assertValid(); |
| runner.enqueue("test content".getBytes(StandardCharsets.UTF_8)); |
| runner.run(); |
| |
| runner.assertAllFlowFilesTransferred(ExecuteScript.REL_SUCCESS, 1); |
| final List<MockFlowFile> result = runner.getFlowFilesForRelationship(ExecuteScript.REL_SUCCESS); |
| result.get(0).assertAttributeEquals("from-content", "test content"); |
| } |
| |
| /** |
| * Tests a script that does not transfer or remove the original flow file, thereby causing an error during commit. |
| * |
| */ |
| @Test |
| public void testScriptNoTransfer() { |
| runner.setValidateExpressionUsage(false); |
| runner.setProperty(scriptingComponent.getScriptingComponentHelper().SCRIPT_ENGINE, "python"); |
| runner.setProperty(ScriptingComponentUtils.SCRIPT_BODY, |
| "flowFile = session.putAttribute(flowFile, \"from-content\", \"test content\")\n"); |
| |
| runner.assertValid(); |
| runner.enqueue("test content".getBytes(StandardCharsets.UTF_8)); |
| assertThrows(AssertionError.class, () -> runner.run()); |
| } |
| |
| @EnabledIfSystemProperty(named = "nifi.test.performance", matches = "true") |
| @Test |
| public void testPerformance() { |
| runner.setValidateExpressionUsage(false); |
| runner.setProperty(scriptingComponent.getScriptingComponentHelper().SCRIPT_ENGINE, "python"); |
| runner.setProperty(ScriptingComponentUtils.SCRIPT_BODY, |
| "from org.apache.nifi.processors.script import ExecuteScript\n" |
| + "flowFile = session.get()\n" |
| + "flowFile = session.putAttribute(flowFile, \"from-content\", \"test content\")\n" |
| + "session.transfer(flowFile, ExecuteScript.REL_SUCCESS)"); |
| |
| runner.assertValid(); |
| final int ITERATIONS = 50000; |
| for (int i = 0; i < ITERATIONS; i++) { |
| runner.enqueue("test content".getBytes(StandardCharsets.UTF_8)); |
| } |
| runner.run(ITERATIONS); |
| |
| runner.assertAllFlowFilesTransferred(ExecuteScript.REL_SUCCESS, ITERATIONS); |
| final List<MockFlowFile> result = runner.getFlowFilesForRelationship(ExecuteScript.REL_SUCCESS); |
| result.get(0).assertAttributeEquals("from-content", "test content"); |
| } |
| } |