| /* |
| * 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.beam.runners.dataflow.worker; |
| |
| import static org.hamcrest.Matchers.empty; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertThat; |
| |
| import java.util.Set; |
| import java.util.logging.Level; |
| import java.util.logging.LogRecord; |
| import java.util.logging.Logger; |
| import org.apache.beam.vendor.guava.v20_0.com.google.common.collect.Sets; |
| import org.hamcrest.Matchers; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Unit tests for {@link LogSaver}. */ |
| @RunWith(JUnit4.class) |
| public class LogSaverTest { |
| @Test |
| public void testInitialization() { |
| LogSaver saver = new LogSaver(); |
| assertThat(saver.getLogs(), empty()); |
| } |
| |
| @Test |
| public void testPublishedLogsAreSaved() { |
| int numLogsToPublish = 10; |
| |
| LogSaver saver = new LogSaver(); |
| Set<LogRecord> records = Sets.newHashSet(); |
| for (int i = 0; i < numLogsToPublish; i++) { |
| LogRecord record = new LogRecord(Level.WARNING, "message #" + i); |
| records.add(record); |
| saver.publish(record); |
| } |
| |
| assertEquals(records, Sets.newHashSet(saver.getLogs())); |
| } |
| |
| @Test |
| public void testJulIntegration() { |
| Logger log = Logger.getLogger("any.logger"); |
| LogSaver saver = new LogSaver(); |
| log.addHandler(saver); |
| |
| log.warning("foobar"); |
| assertThat(saver.getLogs(), Matchers.hasItem(LogRecordMatcher.hasLog(Level.WARNING, "foobar"))); |
| } |
| } |