| /* |
| * 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 freemarker.ext.beans; |
| |
| import freemarker.template.TemplateHashModel; |
| import freemarker.template.TemplateMethodModel; |
| import freemarker.template.TemplateModelException; |
| import freemarker.template.TemplateNumberModel; |
| import junit.framework.TestCase; |
| |
| public abstract class AbstractParallelIntrospectionTest extends TestCase { |
| |
| private static final int NUM_THREADS = 8; |
| private static final int NUM_ENTITYES = 8; |
| private static final int NUM_MEMBERS = 8; |
| private static final int ITERATIONS = 20000; |
| private static final double CACHE_CLEARING_CHANCE = 0.01; |
| |
| private BeansWrapper beansWrapper = new BeansWrapper(); |
| |
| public AbstractParallelIntrospectionTest(String name) { |
| super(name); |
| } |
| |
| public void testReliability() { |
| testReliability(ITERATIONS); |
| } |
| |
| public void testReliability(int iterations) { |
| TestThread[] ts = new TestThread[NUM_THREADS]; |
| for (int i = 0; i < NUM_THREADS; i++) { |
| ts[i] = new TestThread(iterations); |
| ts[i].start(); |
| } |
| |
| for (int i = 0; i < NUM_THREADS; i++) { |
| try { |
| ts[i].join(); |
| if (ts[i].error != null) { |
| throw new AssertionError(ts[i].error); |
| } |
| } catch (InterruptedException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| } |
| |
| protected abstract TemplateHashModel getWrappedEntity(int objIdx) throws TemplateModelException; |
| |
| protected final BeansWrapper getBeansWrapper() { |
| return beansWrapper; |
| } |
| |
| private class TestThread extends Thread { |
| |
| private final int iterations; |
| |
| private Throwable error; |
| |
| private TestThread(int iterations) { |
| this.iterations = iterations; |
| } |
| |
| @Override |
| public void run() { |
| try { |
| for (int i = 0; i < iterations; i++) { |
| if (Math.random() < CACHE_CLEARING_CHANCE) { |
| beansWrapper.clearClassIntrospectionCache(); |
| } |
| int objIdx = (int) (Math.random() * NUM_ENTITYES); |
| TemplateHashModel h = getWrappedEntity(objIdx); |
| int mIdx = (int) (Math.random() * NUM_MEMBERS); |
| testProperty(h, objIdx, mIdx); |
| testMethod(h, objIdx, mIdx); |
| } |
| } catch (Throwable e) { |
| error = e; |
| } |
| } |
| |
| private void testProperty(TemplateHashModel h, int objIdx, int mIdx) |
| throws TemplateModelException, AssertionError { |
| TemplateNumberModel pv = (TemplateNumberModel) h.get("p" + mIdx); |
| final int expected = objIdx * 1000 + mIdx; |
| final int got = pv.getAsNumber().intValue(); |
| if (got != expected) { |
| throw new AssertionError("Property assertation failed; " + |
| "expected " + expected + ", but got " + got); |
| } |
| } |
| |
| private void testMethod(TemplateHashModel h, int objIdx, int mIdx) |
| throws TemplateModelException, AssertionError { |
| TemplateMethodModel pv = (TemplateMethodModel) h.get("m" + mIdx); |
| final int expected = objIdx * 1000 + mIdx; |
| final int got = ((TemplateNumberModel) pv.exec(null)).getAsNumber().intValue(); |
| if (got != expected) { |
| throw new AssertionError("Method assertation failed; " + |
| "expected " + expected + ", but got " + got); |
| } |
| } |
| |
| } |
| |
| } |