| /* |
| * 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.jmeter.control; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertNull; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| import static org.junit.jupiter.api.Assertions.fail; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.apache.jmeter.junit.JMeterTestCase; |
| import org.apache.jmeter.junit.stubs.TestSampler; |
| import org.apache.jmeter.testelement.TestElement; |
| import org.junit.jupiter.api.Test; |
| |
| public class TestRandomController extends JMeterTestCase { |
| |
| @Test |
| public void testRandomOrder() { |
| testLog.debug("Testing RandomController"); |
| RandomController roc = new RandomController(); |
| roc.addTestElement(new TestSampler("zero")); |
| roc.addTestElement(new TestSampler("one")); |
| roc.addTestElement(new TestSampler("two")); |
| roc.addTestElement(new TestSampler("three")); |
| TestElement sampler = null; |
| List<String> usedSamplers = new ArrayList<>(); |
| roc.initialize(); |
| while ((sampler = roc.next()) != null) { |
| String samplerName = sampler.getName(); |
| if (usedSamplers.contains(samplerName)) { |
| fail("Duplicate sampler returned from next()"); |
| } |
| usedSamplers.add(samplerName); |
| } |
| assertEquals(1, usedSamplers.size()); |
| assertTrue(Arrays.asList("zero", "one", "two", "three").contains(usedSamplers.get(0))); |
| } |
| |
| @Test |
| public void testRandomNoElements() { |
| RandomController roc = new RandomController(); |
| roc.initialize(); |
| assertNull(roc.next()); |
| } |
| |
| @Test |
| public void testRandomOneElement() { |
| RandomController roc = new RandomController(); |
| roc.addTestElement(new TestSampler("zero")); |
| TestElement sampler = null; |
| List<String> usedSamplers = new ArrayList<>(); |
| roc.initialize(); |
| while ((sampler = roc.next()) != null) { |
| String samplerName = sampler.getName(); |
| if (usedSamplers.contains(samplerName)) { |
| fail("Duplicate sampler returned from next()"); |
| } |
| usedSamplers.add(samplerName); |
| } |
| assertEquals(1, usedSamplers.size()); |
| } |
| } |