test/jdk/java/lang/System/LoggerFinder/internal/PlatformLoggerBridgeTest/PlatformLoggerBridgeTest.java
changeset 47216 71c04702a3d5
parent 44545 83b611b88ac8
child 53044 432795b1c2c8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/lang/System/LoggerFinder/internal/PlatformLoggerBridgeTest/PlatformLoggerBridgeTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,877 @@
+/*
+ * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+import java.security.AccessControlException;
+import java.security.AccessController;
+import java.security.CodeSource;
+import java.security.Permission;
+import java.security.PermissionCollection;
+import java.security.Permissions;
+import java.security.Policy;
+import java.security.PrivilegedAction;
+import java.security.ProtectionDomain;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Queue;
+import java.util.ResourceBundle;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicLong;
+import java.util.function.Supplier;
+import java.util.logging.Handler;
+import java.util.logging.LogRecord;
+import java.lang.System.LoggerFinder;
+import java.lang.System.Logger;
+import java.lang.System.Logger.Level;
+import java.util.stream.Stream;
+import sun.util.logging.PlatformLogger;
+
+/**
+ * @test
+ * @bug     8140364
+ * @summary JDK implementation specific unit test for JDK internal artifacts.
+ *          Tests all bridge methods from PlatformLogger with the a custom
+ *          backend whose loggers implement PlatformLogger.Bridge.
+ * @modules java.base/sun.util.logging
+ *          java.logging
+ * @build CustomSystemClassLoader PlatformLoggerBridgeTest
+ * @run  main/othervm -Djava.system.class.loader=CustomSystemClassLoader PlatformLoggerBridgeTest NOSECURITY
+ * @run  main/othervm -Djava.system.class.loader=CustomSystemClassLoader PlatformLoggerBridgeTest NOPERMISSIONS
+ * @run  main/othervm -Djava.system.class.loader=CustomSystemClassLoader PlatformLoggerBridgeTest WITHPERMISSIONS
+ * @author danielfuchs
+ */
+public class PlatformLoggerBridgeTest {
+
+    static final RuntimePermission LOGGERFINDER_PERMISSION =
+                new RuntimePermission("loggerFinder");
+    final static AtomicLong sequencer = new AtomicLong();
+    final static boolean VERBOSE = false;
+    static final ThreadLocal<AtomicBoolean> allowControl = new ThreadLocal<AtomicBoolean>() {
+        @Override
+        protected AtomicBoolean initialValue() {
+            return  new AtomicBoolean(false);
+        }
+    };
+    static final ThreadLocal<AtomicBoolean> allowAccess = new ThreadLocal<AtomicBoolean>() {
+        @Override
+        protected AtomicBoolean initialValue() {
+            return  new AtomicBoolean(false);
+        }
+    };
+    static final ThreadLocal<AtomicBoolean> allowAll = new ThreadLocal<AtomicBoolean>() {
+        @Override
+        protected AtomicBoolean initialValue() {
+            return  new AtomicBoolean(false);
+        }
+    };
+
+    static final Class<?> providerClass;
+    static {
+        try {
+            // Preload classes before the security manager is on.
+            providerClass = ClassLoader.getSystemClassLoader().loadClass("PlatformLoggerBridgeTest$LogProducerFinder");
+            ((LoggerFinder)providerClass.newInstance()).getLogger("foo", providerClass.getModule());
+        } catch (Exception ex) {
+            throw new ExceptionInInitializerError(ex);
+        }
+    }
+
+    public static final Queue<LogEvent> eventQueue = new ArrayBlockingQueue<>(128);
+
+    public static final class LogEvent implements Cloneable {
+
+        public LogEvent() {
+            this(sequencer.getAndIncrement());
+        }
+
+        LogEvent(long sequenceNumber) {
+            this.sequenceNumber = sequenceNumber;
+        }
+
+        long sequenceNumber;
+        boolean isLoggable;
+        String loggerName;
+        sun.util.logging.PlatformLogger.Level level;
+        ResourceBundle bundle;
+        Throwable thrown;
+        Object[] args;
+        String msg;
+        Supplier<String> supplier;
+        String className;
+        String methodName;
+
+        Object[] toArray() {
+            return new Object[] {
+                sequenceNumber,
+                loggerName,
+                level,
+                isLoggable,
+                bundle,
+                msg,
+                supplier,
+                thrown,
+                args,
+                className,
+                methodName,
+            };
+        }
+
+        @Override
+        public String toString() {
+            return Arrays.deepToString(toArray());
+        }
+
+        @Override
+        public boolean equals(Object obj) {
+            return obj instanceof LogEvent
+                    && Objects.deepEquals(this.toArray(), ((LogEvent)obj).toArray());
+        }
+
+        @Override
+        public int hashCode() {
+            return Objects.hash(toArray());
+        }
+
+        public LogEvent cloneWith(long sequenceNumber)
+                throws CloneNotSupportedException {
+            LogEvent cloned = (LogEvent)super.clone();
+            cloned.sequenceNumber = sequenceNumber;
+            return cloned;
+        }
+
+        public static LogEvent of(long sequenceNumber,
+                boolean isLoggable, String name,
+                sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                String key, Throwable thrown, Object... params) {
+            return LogEvent.of(sequenceNumber, isLoggable, name,
+                    null, null, level, bundle, key,
+                    thrown, params);
+        }
+        public static LogEvent of(long sequenceNumber,
+                boolean isLoggable, String name,
+                sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                Supplier<String> supplier, Throwable thrown, Object... params) {
+            return LogEvent.of(sequenceNumber, isLoggable, name,
+                    null, null, level, bundle, supplier,
+                    thrown, params);
+        }
+
+        public static LogEvent of(long sequenceNumber,
+                boolean isLoggable, String name,
+                String className, String methodName,
+                sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                String key, Throwable thrown, Object... params) {
+            LogEvent evt = new LogEvent(sequenceNumber);
+            evt.loggerName = name;
+            evt.level = level;
+            evt.args = params;
+            evt.bundle = bundle;
+            evt.thrown = thrown;
+            evt.msg = key;
+            evt.isLoggable = isLoggable;
+            evt.className = className;
+            evt.methodName = methodName;
+            return evt;
+        }
+
+        public static LogEvent of(boolean isLoggable, String name,
+                String className, String methodName,
+                sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                String key, Throwable thrown, Object... params) {
+            return LogEvent.of(sequencer.getAndIncrement(), isLoggable, name,
+                    className, methodName, level, bundle, key, thrown, params);
+        }
+
+        public static LogEvent of(long sequenceNumber,
+                boolean isLoggable, String name,
+                String className, String methodName,
+                sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                Supplier<String> supplier, Throwable thrown, Object... params) {
+            LogEvent evt = new LogEvent(sequenceNumber);
+            evt.loggerName = name;
+            evt.level = level;
+            evt.args = params;
+            evt.bundle = bundle;
+            evt.thrown = thrown;
+            evt.supplier = supplier;
+            evt.isLoggable = isLoggable;
+            evt.className = className;
+            evt.methodName = methodName;
+            return evt;
+        }
+
+        public static LogEvent of(boolean isLoggable, String name,
+                String className, String methodName,
+                sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                Supplier<String> supplier, Throwable thrown, Object... params) {
+            return LogEvent.of(sequencer.getAndIncrement(), isLoggable, name,
+                    className, methodName, level, bundle, supplier, thrown, params);
+        }
+
+    }
+
+    public static class LogProducerFinder extends LoggerFinder {
+        static final RuntimePermission LOGGERFINDER_PERMISSION =
+                new RuntimePermission("loggerFinder");
+        final ConcurrentHashMap<String, LoggerImpl> system = new ConcurrentHashMap<>();
+        final ConcurrentHashMap<String, LoggerImpl> user = new ConcurrentHashMap<>();
+
+        public class LoggerImpl implements Logger, PlatformLogger.Bridge {
+            private final String name;
+            private sun.util.logging.PlatformLogger.Level level = sun.util.logging.PlatformLogger.Level.INFO;
+            private sun.util.logging.PlatformLogger.Level OFF = sun.util.logging.PlatformLogger.Level.OFF;
+            private sun.util.logging.PlatformLogger.Level FINE = sun.util.logging.PlatformLogger.Level.FINE;
+            private sun.util.logging.PlatformLogger.Level FINER = sun.util.logging.PlatformLogger.Level.FINER;
+            private sun.util.logging.PlatformLogger.Level FINEST = sun.util.logging.PlatformLogger.Level.FINEST;
+            private sun.util.logging.PlatformLogger.Level CONFIG = sun.util.logging.PlatformLogger.Level.CONFIG;
+            private sun.util.logging.PlatformLogger.Level INFO = sun.util.logging.PlatformLogger.Level.INFO;
+            private sun.util.logging.PlatformLogger.Level WARNING = sun.util.logging.PlatformLogger.Level.WARNING;
+            private sun.util.logging.PlatformLogger.Level SEVERE = sun.util.logging.PlatformLogger.Level.SEVERE;
+
+            public LoggerImpl(String name) {
+                this.name = name;
+            }
+
+            @Override
+            public String getName() {
+                return name;
+            }
+
+            @Override
+            public boolean isLoggable(Level level) {
+                return this.level != OFF && this.level.intValue() <= level.getSeverity();
+            }
+
+            @Override
+            public void log(Level level, ResourceBundle bundle,
+                    String key, Throwable thrown) {
+                throw new UnsupportedOperationException();
+            }
+
+            @Override
+            public void log(Level level, ResourceBundle bundle,
+                    String format, Object... params) {
+                throw new UnsupportedOperationException();
+            }
+
+            void log(LogEvent event) {
+                eventQueue.add(event);
+            }
+
+            @Override
+            public void log(Level level, Supplier<String> msgSupplier) {
+                throw new UnsupportedOperationException();
+            }
+
+            @Override
+            public void log(Level level, Supplier<String> msgSupplier,
+                            Throwable thrown) {
+                throw new UnsupportedOperationException();
+            }
+
+            @Override
+            public void log(sun.util.logging.PlatformLogger.Level level, String msg) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, null, msg, null, (Object[])null));
+            }
+
+            @Override
+            public void log(sun.util.logging.PlatformLogger.Level level,
+                    Supplier<String> msgSupplier) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, null, msgSupplier, null, (Object[])null));
+            }
+
+            @Override
+            public void log(sun.util.logging.PlatformLogger.Level level, String msg,
+                    Object... params) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, null, msg, null, params));
+            }
+
+            @Override
+            public void log(sun.util.logging.PlatformLogger.Level level, String msg,
+                    Throwable thrown) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, null, msg, thrown, (Object[])null));
+            }
+
+            @Override
+            public void log(sun.util.logging.PlatformLogger.Level level, Throwable thrown,
+                    Supplier<String> msgSupplier) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, null, msgSupplier, thrown, (Object[])null));
+            }
+
+            @Override
+            public void logp(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, String msg) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, null, msg, null, (Object[])null));
+            }
+
+            @Override
+            public void logp(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, Supplier<String> msgSupplier) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, null, msgSupplier, null, (Object[])null));
+            }
+
+            @Override
+            public void logp(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, String msg, Object... params) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, null, msg, null, params));
+            }
+
+            @Override
+            public void logp(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, String msg, Throwable thrown) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, null, msg, thrown, (Object[])null));
+            }
+
+            @Override
+            public void logp(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, Throwable thrown,
+                    Supplier<String> msgSupplier) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, null, msgSupplier, thrown, (Object[])null));
+            }
+
+            @Override
+            public void logrb(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, ResourceBundle bundle, String msg,
+                    Object... params) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, bundle, msg, null, params));
+            }
+
+            @Override
+            public void logrb(sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                    String msg, Object... params) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, bundle, msg, null, params));
+            }
+
+            @Override
+            public void logrb(sun.util.logging.PlatformLogger.Level level, String sourceClass,
+                    String sourceMethod, ResourceBundle bundle, String msg,
+                    Throwable thrown) {
+                log(LogEvent.of(isLoggable(level), name,
+                        sourceClass, sourceMethod,
+                        level, bundle, msg, thrown, (Object[])null));
+            }
+
+            @Override
+            public void logrb(sun.util.logging.PlatformLogger.Level level, ResourceBundle bundle,
+                    String msg, Throwable thrown) {
+                log(LogEvent.of(isLoggable(level), name, null, null,
+                        level, bundle, msg, thrown, (Object[])null));
+            }
+
+            @Override
+            public boolean isLoggable(sun.util.logging.PlatformLogger.Level level) {
+                return this.level != OFF && level.intValue()
+                        >= this.level.intValue();
+            }
+
+            @Override
+            public boolean isEnabled() {
+                return this.level != OFF;
+            }
+
+
+        }
+
+        @Override
+        public Logger getLogger(String name, Module caller) {
+            SecurityManager sm = System.getSecurityManager();
+            if (sm != null) {
+                sm.checkPermission(LOGGERFINDER_PERMISSION);
+            }
+            PrivilegedAction<ClassLoader> pa = () -> caller.getClassLoader();
+            ClassLoader callerLoader = AccessController.doPrivileged(pa);
+            if (callerLoader == null) {
+                return system.computeIfAbsent(name, (n) -> new LoggerImpl(n));
+            } else {
+                return user.computeIfAbsent(name, (n) -> new LoggerImpl(n));
+            }
+        }
+    }
+
+    static final sun.util.logging.PlatformLogger.Level[] julLevels = {
+        sun.util.logging.PlatformLogger.Level.ALL,
+        sun.util.logging.PlatformLogger.Level.FINEST,
+        sun.util.logging.PlatformLogger.Level.FINER,
+        sun.util.logging.PlatformLogger.Level.FINE,
+        sun.util.logging.PlatformLogger.Level.CONFIG,
+        sun.util.logging.PlatformLogger.Level.INFO,
+        sun.util.logging.PlatformLogger.Level.WARNING,
+        sun.util.logging.PlatformLogger.Level.SEVERE,
+        sun.util.logging.PlatformLogger.Level.OFF,
+    };
+
+    public static class MyBundle extends ResourceBundle {
+
+        final ConcurrentHashMap map = new ConcurrentHashMap();
+
+        @Override
+        protected Object handleGetObject(String key) {
+            if (key.contains(" (translated)")) {
+                throw new RuntimeException("Unexpected key: " + key);
+            }
+            return map.computeIfAbsent(key, k -> k + " (translated)");
+        }
+
+        @Override
+        public Enumeration<String> getKeys() {
+            return Collections.enumeration(map.keySet());
+        }
+
+    }
+
+    public static class MyHandler extends Handler {
+
+        @Override
+        public java.util.logging.Level getLevel() {
+            return java.util.logging.Level.ALL;
+        }
+
+        @Override
+        public void publish(LogRecord record) {
+            eventQueue.add(LogEvent.of(sequencer.getAndIncrement(),
+                    true, record.getLoggerName(),
+                    record.getSourceClassName(),
+                    record.getSourceMethodName(),
+                    PlatformLogger.Level.valueOf(record.getLevel().getName()),
+                    record.getResourceBundle(), record.getMessage(),
+                    record.getThrown(), record.getParameters()));
+        }
+        @Override
+        public void flush() {
+        }
+        @Override
+        public void close() throws SecurityException {
+        }
+
+    }
+
+    public static class MyLoggerBundle extends MyBundle {
+
+    }
+
+    static enum TestCases {NOSECURITY, NOPERMISSIONS, WITHPERMISSIONS};
+
+    static void setSecurityManager() {
+        if (System.getSecurityManager() == null) {
+            Policy.setPolicy(new SimplePolicy(allowControl, allowAccess, allowAll));
+            System.setSecurityManager(new SecurityManager());
+        }
+    }
+
+    public static void main(String[] args) {
+        if (args.length == 0)
+            args = new String[] {
+                //"NOSECURITY",
+                "NOPERMISSIONS",
+                "WITHPERMISSIONS"
+            };
+
+
+        Stream.of(args).map(TestCases::valueOf).forEach((testCase) -> {
+            LoggerFinder provider;
+            switch (testCase) {
+                case NOSECURITY:
+                    System.out.println("\n*** Without Security Manager\n");
+                    provider = LoggerFinder.getLoggerFinder();
+                    test(provider, true);
+                    System.out.println("Tetscase count: " + sequencer.get());
+                    break;
+                case NOPERMISSIONS:
+                    System.out.println("\n*** With Security Manager, without permissions\n");
+                    setSecurityManager();
+                    try {
+                        provider = LoggerFinder.getLoggerFinder();
+                        throw new RuntimeException("Expected exception not raised");
+                    } catch (AccessControlException x) {
+                        if (!LOGGERFINDER_PERMISSION.equals(x.getPermission())) {
+                            throw new RuntimeException("Unexpected permission check", x);
+                        }
+                        final boolean control = allowControl.get().get();
+                        try {
+                            allowControl.get().set(true);
+                            provider = LoggerFinder.getLoggerFinder();
+                        } finally {
+                            allowControl.get().set(control);
+                        }
+                    }
+                    test(provider, false);
+                    System.out.println("Tetscase count: " + sequencer.get());
+                    break;
+                case WITHPERMISSIONS:
+                    System.out.println("\n*** With Security Manager, with access permission\n");
+                    setSecurityManager();
+                    final boolean control = allowControl.get().get();
+                    try {
+                        allowControl.get().set(true);
+                        provider = LoggerFinder.getLoggerFinder();
+                    } finally {
+                        allowControl.get().set(control);
+                    }
+                    final boolean access = allowAccess.get().get();
+                    try {
+                        allowAccess.get().set(true);
+                        test(provider, true);
+                    } finally {
+                        allowAccess.get().set(access);
+                    }
+                    break;
+                default:
+                    throw new RuntimeException("Unknown test case: " + testCase);
+            }
+        });
+        System.out.println("\nPASSED: Tested " + sequencer.get() + " cases.");
+    }
+
+    public static void test(LoggerFinder provider, boolean hasRequiredPermissions) {
+
+        final Map<PlatformLogger, String> loggerDescMap = new HashMap<>();
+
+        PlatformLogger sysLogger1 = null;
+        try {
+            sysLogger1 = PlatformLogger.getLogger("foo");
+            loggerDescMap.put(sysLogger1, "PlatformLogger.getLogger(\"foo\")");
+            if (!hasRequiredPermissions) {
+                throw new RuntimeException("Managed to obtain a system logger without permission");
+            }
+        } catch (AccessControlException acx) {
+            if (hasRequiredPermissions) {
+                throw new RuntimeException("Unexpected security exception: ", acx);
+            }
+            if (!acx.getPermission().equals(SimplePolicy.ACCESS_LOGGING)) {
+                throw new RuntimeException("Unexpected permission in exception: " + acx, acx);
+            }
+            final boolean old = allowAccess.get().get();
+            allowAccess.get().set(true);
+            try {
+                sysLogger1 = PlatformLogger.getLogger("foo");
+                loggerDescMap.put(sysLogger1, "PlatformLogger.getLogger(\"foo\")");
+            } finally {
+                allowAccess.get().set(old);
+            }
+            System.out.println("Got expected exception for system logger: " + acx);
+        }
+
+        final LogProducerFinder.LoggerImpl sysSink;
+        boolean old = allowControl.get().get();
+        allowControl.get().set(true);
+        try {
+           sysSink = LogProducerFinder.LoggerImpl.class.cast(
+                        provider.getLogger("foo", Thread.class.getModule()));
+        } finally {
+            allowControl.get().set(old);
+        }
+
+        testLogger(provider, loggerDescMap, "foo", null, sysLogger1, sysSink);
+    }
+
+    public static class Foo {
+
+    }
+
+    static void verbose(String msg) {
+       if (VERBOSE) {
+           System.out.println(msg);
+       }
+    }
+
+    static void checkLogEvent(LoggerFinder provider, String desc,
+            LogEvent expected) {
+        LogEvent actual =  eventQueue.poll();
+        if (!expected.equals(actual)) {
+            throw new RuntimeException("mismatch for " + desc
+                    + "\n\texpected=" + expected
+                    + "\n\t  actual=" + actual);
+        } else {
+            verbose("Got expected results for "
+                    + desc + "\n\t" + expected);
+        }
+    }
+
+    static void checkLogEvent(LoggerFinder provider, String desc,
+            LogEvent expected, boolean expectNotNull) {
+        LogEvent actual =  eventQueue.poll();
+        if (actual == null && !expectNotNull) return;
+        if (actual != null && !expectNotNull) {
+            throw new RuntimeException("Unexpected log event found for " + desc
+                + "\n\tgot: " + actual);
+        }
+        if (!expected.equals(actual)) {
+            throw new RuntimeException("mismatch for " + desc
+                    + "\n\texpected=" + expected
+                    + "\n\t  actual=" + actual);
+        } else {
+            verbose("Got expected results for "
+                    + desc + "\n\t" + expected);
+        }
+    }
+
+    static void setLevel( LogProducerFinder.LoggerImpl sink,
+            sun.util.logging.PlatformLogger.Level loggerLevel) {
+        sink.level = loggerLevel;
+    }
+
+    // Calls the methods defined on LogProducer and verify the
+    // parameters received by the underlying LogProducerFinder.LoggerImpl
+    // logger.
+    private static void testLogger(LoggerFinder provider,
+            Map<PlatformLogger, String> loggerDescMap,
+            String name,
+            ResourceBundle loggerBundle,
+            PlatformLogger logger,
+            LogProducerFinder.LoggerImpl sink) {
+
+        System.out.println("Testing " + loggerDescMap.get(logger) + " [" + logger +"]");
+        final sun.util.logging.PlatformLogger.Level OFF = sun.util.logging.PlatformLogger.Level.OFF;
+        final sun.util.logging.PlatformLogger.Level ALL = sun.util.logging.PlatformLogger.Level.OFF;
+
+        Foo foo = new Foo();
+        String fooMsg = foo.toString();
+        System.out.println("\tlogger.log(messageLevel, fooMsg)");
+        System.out.println("\tlogger.<level>(fooMsg)");
+        for (sun.util.logging.PlatformLogger.Level loggerLevel : julLevels) {
+            setLevel(sink, loggerLevel);
+            for (sun.util.logging.PlatformLogger.Level messageLevel :julLevels) {
+                if (messageLevel == ALL || messageLevel == OFF) continue;
+                LogEvent expected =
+                        LogEvent.of(
+                            sequencer.get(),
+                            loggerLevel != OFF && messageLevel.intValue() >= loggerLevel.intValue(),
+                            name, messageLevel, loggerBundle,
+                            fooMsg, (Throwable)null, (Object[])null);
+                String desc2 = "logger." + messageLevel.toString().toLowerCase()
+                        + "(fooMsg): loggerLevel="
+                        + loggerLevel+", messageLevel="+messageLevel;
+                if (messageLevel == sun.util.logging.PlatformLogger.Level.FINEST) {
+                    logger.finest(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.FINER) {
+                    logger.finer(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.FINE) {
+                    logger.fine(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.CONFIG) {
+                    logger.config(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.INFO) {
+                    logger.info(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.WARNING) {
+                    logger.warning(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.SEVERE) {
+                    logger.severe(fooMsg);
+                    checkLogEvent(provider, desc2, expected);
+                }
+            }
+        }
+
+        String format = "two params [{1} {2}]";
+        Object arg1 = foo;
+        Object arg2 = fooMsg;
+        System.out.println("\tlogger.log(messageLevel, format, arg1, arg2)");
+        for (sun.util.logging.PlatformLogger.Level loggerLevel : julLevels) {
+            setLevel(sink, loggerLevel);
+            for (sun.util.logging.PlatformLogger.Level messageLevel :julLevels) {
+                if (messageLevel == ALL || messageLevel == OFF) continue;
+                LogEvent expected =
+                        LogEvent.of(
+                            sequencer.get(),
+                            loggerLevel != OFF && messageLevel.intValue() >= loggerLevel.intValue(),
+                            name, messageLevel, loggerBundle,
+                            format, (Throwable)null, arg1, arg2);
+                String desc2 = "logger." + messageLevel.toString().toLowerCase()
+                        + "(format, foo, fooMsg): loggerLevel="
+                        + loggerLevel+", messageLevel="+messageLevel;
+                if (messageLevel == sun.util.logging.PlatformLogger.Level.FINEST) {
+                    logger.finest(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.FINER) {
+                    logger.finer(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.FINE) {
+                    logger.fine(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.CONFIG) {
+                    logger.config(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.INFO) {
+                    logger.info(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.WARNING) {
+                    logger.warning(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.SEVERE) {
+                    logger.severe(format, arg1, arg2);
+                    checkLogEvent(provider, desc2, expected);
+                }
+            }
+        }
+
+        Throwable thrown = new Exception("OK: log me!");
+        System.out.println("\tlogger.log(messageLevel, fooMsg, thrown)");
+        for (sun.util.logging.PlatformLogger.Level loggerLevel : julLevels) {
+            setLevel(sink, loggerLevel);
+            for (sun.util.logging.PlatformLogger.Level messageLevel :julLevels) {
+                if (messageLevel == ALL || messageLevel == OFF) continue;
+                LogEvent expected =
+                        LogEvent.of(
+                            sequencer.get(),
+                            loggerLevel != OFF && messageLevel.intValue() >= loggerLevel.intValue(),
+                            name, messageLevel, loggerBundle,
+                            fooMsg, thrown, (Object[])null);
+                String desc2 = "logger." + messageLevel.toString().toLowerCase()
+                        + "(fooMsg, thrown): loggerLevel="
+                        + loggerLevel+", messageLevel="+messageLevel;
+                if (messageLevel == sun.util.logging.PlatformLogger.Level.FINEST) {
+                    logger.finest(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.FINER) {
+                    logger.finer(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.FINE) {
+                    logger.fine(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.CONFIG) {
+                    logger.config(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.INFO) {
+                    logger.info(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.WARNING) {
+                    logger.warning(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                } else if (messageLevel == sun.util.logging.PlatformLogger.Level.SEVERE) {
+                    logger.severe(fooMsg, thrown);
+                    checkLogEvent(provider, desc2, expected);
+                }
+            }
+        }
+    }
+
+    final static class PermissionsBuilder {
+        final Permissions perms;
+        public PermissionsBuilder() {
+            this(new Permissions());
+        }
+        public PermissionsBuilder(Permissions perms) {
+            this.perms = perms;
+        }
+        public PermissionsBuilder add(Permission p) {
+            perms.add(p);
+            return this;
+        }
+        public PermissionsBuilder addAll(PermissionCollection col) {
+            if (col != null) {
+                for (Enumeration<Permission> e = col.elements(); e.hasMoreElements(); ) {
+                    perms.add(e.nextElement());
+                }
+            }
+            return this;
+        }
+        public Permissions toPermissions() {
+            final PermissionsBuilder builder = new PermissionsBuilder();
+            builder.addAll(perms);
+            return builder.perms;
+        }
+    }
+
+    public static class SimplePolicy extends Policy {
+        final static RuntimePermission CONTROL = LOGGERFINDER_PERMISSION;
+        final static RuntimePermission ACCESS_LOGGER = new RuntimePermission("accessClassInPackage.jdk.internal.logger");
+        final static RuntimePermission ACCESS_LOGGING = new RuntimePermission("accessClassInPackage.sun.util.logging");
+
+        final Permissions permissions;
+        final Permissions allPermissions;
+        final ThreadLocal<AtomicBoolean> allowControl;
+        final ThreadLocal<AtomicBoolean> allowAccess;
+        final ThreadLocal<AtomicBoolean> allowAll;
+        public SimplePolicy(ThreadLocal<AtomicBoolean> allowControl,
+                ThreadLocal<AtomicBoolean> allowAccess,
+                ThreadLocal<AtomicBoolean> allowAll) {
+            this.allowControl = allowControl;
+            this.allowAccess = allowAccess;
+            this.allowAll = allowAll;
+            permissions = new Permissions();
+            allPermissions = new PermissionsBuilder()
+                    .add(new java.security.AllPermission())
+                    .toPermissions();
+        }
+
+        Permissions getPermissions() {
+            if (allowControl.get().get() || allowAccess.get().get() || allowAll.get().get()) {
+                PermissionsBuilder builder =  new PermissionsBuilder()
+                        .addAll(permissions);
+                if (allowControl.get().get()) {
+                    builder.add(CONTROL);
+                }
+                if (allowAccess.get().get()) {
+                    builder.add(ACCESS_LOGGER);
+                    builder.add(ACCESS_LOGGING);
+                }
+                if (allowAll.get().get()) {
+                    builder.addAll(allPermissions);
+                }
+                return builder.toPermissions();
+            }
+            return permissions;
+        }
+
+        @Override
+        public boolean implies(ProtectionDomain domain, Permission permission) {
+            return getPermissions().implies(permission);
+        }
+
+        @Override
+        public PermissionCollection getPermissions(CodeSource codesource) {
+            return new PermissionsBuilder().addAll(getPermissions()).toPermissions();
+        }
+
+        @Override
+        public PermissionCollection getPermissions(ProtectionDomain domain) {
+            return new PermissionsBuilder().addAll(getPermissions()).toPermissions();
+        }
+    }
+}