265 lines
9.5 KiB
Java
265 lines
9.5 KiB
Java
/*
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8005263
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* @run testng LoggerSupplierAPIsTest
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*/
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import java.util.logging.Logger;
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import java.util.logging.Level;
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import java.util.logging.Handler;
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import java.util.logging.LogRecord;
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import java.util.function.Supplier;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Collections;
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import org.testng.annotations.Test;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertTrue;
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@Test(groups="unit")
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public class LoggerSupplierAPIsTest {
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static class CountingSupplier implements Supplier<String> {
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AtomicInteger sno = new AtomicInteger();
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@Override
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public String get() {
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return "Log message " + sno.getAndIncrement();
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}
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public int getCount() { return sno.get(); }
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public void reset() { sno.set(0); }
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}
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static class CountingHandler extends Handler {
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AtomicInteger count = new AtomicInteger();
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ArrayList<LogRecord> ar = new ArrayList<>();
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@Override
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public void close() { reset(); }
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@Override
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public void flush() { reset(); }
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@Override
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public void publish(LogRecord lr) {
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// Can do some more assertion here?
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// System.out.println(lr.getMessage());
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count.incrementAndGet();
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}
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public int getCount() {
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return count.get();
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}
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public List<LogRecord> getLogs() {
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return Collections.unmodifiableList(ar);
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}
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public void reset() {
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count.set(0);
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ar.clear();
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}
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}
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static class HelperEx extends Exception {
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final Level level;
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HelperEx(Level l) { level = l; }
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Level getLevel() { return level; }
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}
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static class SystemInfo {
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public static String Java() {
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return "Java: " + System.getProperty("java.version") +
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" installed at " + System.getProperty("java.home");
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}
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public static String OS() {
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return "OS: " + System.getProperty("os.name") +
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" " + System.getProperty("os.version") +
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" " + System.getProperty("os.arch");
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}
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}
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static final CountingSupplier supplier = new CountingSupplier();
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static final CountingHandler handler = new CountingHandler();
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static final Logger logger;
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static final Level[] levels = { Level.ALL, Level.OFF, Level.SEVERE,
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Level.WARNING, Level.INFO, Level.CONFIG,
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Level.FINE, Level.FINER, Level.FINEST };
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static final int[] invokes = { 7, 0, 1, 2, 3, 4, 5, 6, 7 };
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static final int[] log_count = { 10, 0, 1, 2, 3, 4, 6, 8, 10 };
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static {
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logger = Logger.getLogger("LoggerSupplierApisTest");
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logger.setUseParentHandlers(false);
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logger.addHandler(handler);
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}
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public void setup() {
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supplier.reset();
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handler.reset();
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}
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private void testLog() {
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logger.log(Level.SEVERE, supplier);
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logger.log(Level.WARNING, supplier);
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logger.log(Level.INFO, supplier);
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logger.log(Level.CONFIG, supplier);
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logger.log(Level.FINE, supplier);
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logger.log(Level.FINER, supplier);
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logger.log(Level.FINEST, supplier);
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// Lambda expression
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logger.log(Level.FINE, () ->
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"Timestamp: " + System.currentTimeMillis() +
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", user home directory: " + System.getProperty("user.home"));
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// Method reference
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logger.log(Level.FINER, SystemInfo::Java);
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logger.log(Level.FINEST, SystemInfo::OS);
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}
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private void testLogThrown() {
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logger.log(Level.SEVERE, new HelperEx(Level.SEVERE), supplier);
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logger.log(Level.WARNING, new HelperEx(Level.WARNING), supplier);
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logger.log(Level.INFO, new HelperEx(Level.INFO), supplier);
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logger.log(Level.CONFIG, new HelperEx(Level.CONFIG), supplier);
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logger.log(Level.FINE, new HelperEx(Level.FINE), supplier);
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logger.log(Level.FINER, new HelperEx(Level.FINER), supplier);
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logger.log(Level.FINEST, new HelperEx(Level.FINEST), supplier);
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// Lambda expression
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logger.log(Level.FINE, new HelperEx(Level.FINE), () ->
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"Timestamp: " + System.currentTimeMillis() +
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", user home directory: " + System.getProperty("user.home"));
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// Method reference
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logger.log(Level.FINER, new HelperEx(Level.FINER), SystemInfo::Java);
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logger.log(Level.FINEST, new HelperEx(Level.FINEST), SystemInfo::OS);
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}
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private void testLogp() {
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final String cls = getClass().getName();
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final String mtd = "testLogp";
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logger.logp(Level.SEVERE, cls, mtd, supplier);
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logger.logp(Level.WARNING, cls, mtd, supplier);
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logger.logp(Level.INFO, cls, mtd, supplier);
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logger.logp(Level.CONFIG, cls, mtd, supplier);
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logger.logp(Level.FINE, cls, mtd, supplier);
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logger.logp(Level.FINER, cls, mtd, supplier);
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logger.logp(Level.FINEST, cls, mtd, supplier);
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// Lambda expression
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logger.logp(Level.FINE, cls, mtd, () ->
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"Timestamp: " + System.currentTimeMillis() +
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", user home directory: " + System.getProperty("user.home"));
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// Method reference
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logger.logp(Level.FINER, cls, mtd, SystemInfo::Java);
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logger.logp(Level.FINEST, cls, mtd, SystemInfo::OS);
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}
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private void testLogpThrown() {
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final String cls = getClass().getName();
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final String mtd = "testLogpThrown";
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logger.logp(Level.SEVERE, cls, mtd, new HelperEx(Level.SEVERE), supplier);
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logger.logp(Level.WARNING, cls, mtd, new HelperEx(Level.WARNING), supplier);
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logger.logp(Level.INFO, cls, mtd, new HelperEx(Level.INFO), supplier);
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logger.logp(Level.CONFIG, cls, mtd, new HelperEx(Level.CONFIG), supplier);
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logger.logp(Level.FINE, cls, mtd, new HelperEx(Level.FINE), supplier);
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logger.logp(Level.FINER, cls, mtd, new HelperEx(Level.FINER), supplier);
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logger.logp(Level.FINEST, cls, mtd, new HelperEx(Level.FINEST), supplier);
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// Lambda expression
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logger.logp(Level.FINE, cls, mtd, new HelperEx(Level.FINE), () ->
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"Timestamp: " + System.currentTimeMillis() +
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", user home directory: " + System.getProperty("user.home"));
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// Method reference
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logger.logp(Level.FINER, cls, mtd, new HelperEx(Level.FINER), SystemInfo::Java);
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logger.logp(Level.FINEST, cls, mtd, new HelperEx(Level.FINEST), SystemInfo::OS);
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}
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private void testLevelConvenientMethods() {
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logger.severe(supplier);
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logger.warning(supplier);
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logger.info(supplier);
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logger.config(supplier);
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logger.fine(supplier);
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logger.finer(supplier);
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logger.finest(supplier);
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// Lambda expression
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logger.fine(() ->
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"Timestamp: " + System.currentTimeMillis() +
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", user home directory: " + System.getProperty("user.home"));
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// Method reference
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logger.finer(SystemInfo::Java);
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logger.finest(SystemInfo::OS);
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}
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private void validate(int index, boolean thrown, String methodName) {
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assertEquals(supplier.getCount(), invokes[index]);
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assertEquals(handler.getCount(), log_count[index]);
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// Verify associated Throwable is right
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if (thrown) {
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for (LogRecord r: handler.getLogs()) {
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assertTrue(r.getThrown() instanceof HelperEx, "Validate Thrown");
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HelperEx e = (HelperEx) r.getThrown();
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assertEquals(r.getLevel(), e.getLevel(), "Validate Thrown Log Level");
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}
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}
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if (methodName != null) {
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for (LogRecord r: handler.getLogs()) {
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assertEquals(r.getSourceClassName(), getClass().getName());
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assertEquals(r.getSourceMethodName(), methodName);
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}
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}
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}
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public void verifyLogLevel() {
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for (int i = 0; i < levels.length; i++) {
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logger.setLevel(levels[i]);
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setup();
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testLog();
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validate(i, false, null);
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setup();
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testLogThrown();
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validate(i, true, null);
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setup();
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testLogp();
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validate(i, false, "testLogp");
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setup();
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testLogpThrown();
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validate(i, true, "testLogpThrown");
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setup();
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testLevelConvenientMethods();
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validate(i, false, null);
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}
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}
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}
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