Add tests for onError JEP-349-branch
authoregahlin
Fri, 27 Sep 2019 12:58:01 +0200
branchJEP-349-branch
changeset 58368 622f3661ed67
parent 58357 fe78b5a87287
child 58369 d55d1bd947c2
Add tests for onError
test/jdk/jdk/jfr/api/consumer/recordingstream/TestOnErrorAsync.java
test/jdk/jdk/jfr/api/consumer/recordingstream/TestOnErrorSync.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/consumer/recordingstream/TestOnErrorAsync.java	Fri Sep 27 12:58:01 2019 +0200
@@ -0,0 +1,206 @@
+/*
+ * Copyright (c) 2019, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package jdk.jfr.api.consumer.recordingstream;
+
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import jdk.jfr.api.consumer.recordingstream.TestUtils.TestError;
+import jdk.jfr.api.consumer.recordingstream.TestUtils.TestException;
+import jdk.jfr.api.consumer.security.TestStreamingRemote.TestEvent;
+import jdk.jfr.consumer.RecordingStream;
+
+/**
+ * @test
+ * @summary Tests RecordingStream::onError(...) when using
+ *          RecordingStream:startAsync
+ * @key jfr
+ * @requires vm.hasJFR
+ * @library /test/lib /test/jdk
+ * @run main/othervm jdk.jfr.api.consumer.recordingstream.TestOnErrorAsync
+ */
+public class TestOnErrorAsync {
+    public static void main(String... args) throws Exception {
+        testDefaultError();
+        testCustomError();
+        testDefaultException();
+        testCustomException();
+        testOnFlushSanity();
+        testOnCloseSanity();
+    }
+
+    private static void testDefaultError() throws Exception {
+        AtomicBoolean closed = new AtomicBoolean();
+        CountDownLatch receivedError = new CountDownLatch(1);
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                TestError error = new TestError();
+                TestUtils.installUncaughtException(receivedError, error);
+                throw error; // closes stream
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            r.startAsync();
+            TestEvent e = new TestEvent();
+            e.commit();
+            r.awaitTermination();
+            receivedError.await();
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        }
+    }
+
+    private static void testCustomError() throws Exception {
+        AtomicBoolean onError = new AtomicBoolean();
+        AtomicBoolean closed = new AtomicBoolean();
+        CountDownLatch receivedError = new CountDownLatch(1);
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                TestError error = new TestError();
+                TestUtils.installUncaughtException(receivedError, error);
+                throw error; // closes stream
+            });
+            r.onError(e -> {
+                onError.set(true);
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            r.startAsync();
+            TestEvent e = new TestEvent();
+            e.commit();
+            r.awaitTermination();
+            receivedError.await();
+            if (onError.get()) {
+                throw new Exception("onError handler should not be invoked on java.lang.Error.");
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        }
+    }
+
+    private static void testDefaultException() throws Exception {
+        TestException exception = new TestException();
+        AtomicBoolean closed = new AtomicBoolean();
+        AtomicInteger counter = new AtomicInteger();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                if (counter.incrementAndGet() == 2) {
+                    r.close();
+                    return;
+                }
+                TestUtils.throwUnchecked(exception);
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            r.startAsync();
+            TestEvent e1 = new TestEvent();
+            e1.commit();
+            TestEvent e2 = new TestEvent();
+            e2.commit();
+            r.awaitTermination();
+            if (!exception.isPrinted()) {
+                throw new Exception("Expected stack trace from Exception to be printed");
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        }
+    }
+
+    private static void testCustomException() throws Exception {
+        TestException exception = new TestException();
+        AtomicBoolean closed = new AtomicBoolean();
+        AtomicBoolean received = new AtomicBoolean();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                TestUtils.throwUnchecked(exception);
+            });
+            r.onError(t -> {
+                received.set(t == exception);
+                r.close();
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            r.startAsync();
+            TestEvent event = new TestEvent();
+            event.commit();
+            r.awaitTermination();
+            if (!received.get()) {
+                throw new Exception("Did not receive expected exception in onError(...)");
+            }
+            if (exception.isPrinted()) {
+                throw new Exception("Expected stack trace from Exception NOT to be printed");
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        }
+    }
+
+    private static void testOnFlushSanity() throws Exception {
+        TestException exception = new TestException();
+        CountDownLatch received = new CountDownLatch(1);
+        try (RecordingStream r = new RecordingStream()) {
+            r.onFlush(() -> {
+                TestUtils.throwUnchecked(exception);
+            });
+            r.onError(t -> {
+                if (t == exception) {
+                    received.countDown();
+                }
+            });
+            r.startAsync();
+            received.await();
+       }
+    }
+
+    private static void testOnCloseSanity() throws Exception {
+        TestException exception = new TestException();
+        CountDownLatch received = new CountDownLatch(1);
+        try (RecordingStream r = new RecordingStream()) {
+            r.onFlush(() -> {
+                r.close(); // will trigger onClose
+            });
+            r.onClose(() -> {
+                TestUtils.throwUnchecked(exception); // will trigger onError
+            });
+            r.onError(t -> {
+                if (t == exception) {
+                    received.countDown();
+                }
+            });
+            r.startAsync();
+            received.await();
+        }
+    }
+}
\ No newline at end of file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/consumer/recordingstream/TestOnErrorSync.java	Fri Sep 27 12:58:01 2019 +0200
@@ -0,0 +1,242 @@
+/*
+ * Copyright (c) 2019, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package jdk.jfr.api.consumer.recordingstream;
+
+import java.util.Timer;
+import java.util.TimerTask;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import jdk.jfr.api.consumer.recordingstream.TestUtils.TestError;
+import jdk.jfr.api.consumer.recordingstream.TestUtils.TestException;
+import jdk.jfr.api.consumer.security.TestStreamingRemote.TestEvent;
+import jdk.jfr.consumer.RecordingStream;
+
+/**
+ * @test
+ * @summary Tests RecordingStream::onError(...) when using RecordingStream:start
+ * @key jfr
+ * @requires vm.hasJFR
+ * @library /test/lib /test/jdk
+ * @run main/othervm jdk.jfr.api.consumer.recordingstream.TestOnErrorSync
+ */
+public class TestOnErrorSync {
+    public static void main(String... args) throws Exception {
+        testDefaultError();
+        testCustomError();
+        testDefaultException();
+        testCustomException();
+        testOnFlushSanity();
+        testOnCloseSanity();
+    }
+
+    private static void testDefaultError() throws Exception {
+        TestError error = new TestError();
+        AtomicBoolean closed = new AtomicBoolean();
+        Timer t = newEventEmitter();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                throw error; // closes stream
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            try {
+                r.start();
+                throw new Exception("Expected TestError to be thrown");
+            } catch (TestError te) {
+                // as expected
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        } finally {
+            t.cancel();
+        }
+    }
+
+    private static void testCustomError() throws Exception {
+        TestError error = new TestError();
+        AtomicBoolean onError = new AtomicBoolean();
+        AtomicBoolean closed = new AtomicBoolean();
+        Timer t = newEventEmitter();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                throw error; // closes stream
+            });
+            r.onError(e -> {
+                onError.set(true);
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            try {
+                r.start();
+                throw new Exception("Expected TestError to be thrown");
+            } catch (TestError terror) {
+                // as expected
+            }
+            if (onError.get()) {
+                throw new Exception("Expected onError(...) NOT to be invoked");
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        } finally {
+            t.cancel();
+        }
+    }
+
+    private static void testDefaultException() throws Exception {
+        TestException exception = new TestException();
+        AtomicInteger counter = new AtomicInteger();
+        AtomicBoolean closed = new AtomicBoolean();
+        Timer t = newEventEmitter();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                if (counter.incrementAndGet() == 2) {
+                    // Only close if we get a second event after an exception
+                    r.close();
+                    return;
+                }
+                TestUtils.throwUnchecked(exception);
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            try {
+                r.start();
+            } catch (Exception e) {
+                throw new Exception("Unexpected exception thrown from start()", e);
+            }
+            if (!exception.isPrinted()) {
+                throw new Exception("Expected stack trace from Exception to be printed");
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        } finally {
+            t.cancel();
+        }
+    }
+
+    private static void testCustomException() throws Exception {
+        TestException exception = new TestException();
+        AtomicInteger counter = new AtomicInteger();
+        AtomicBoolean onError = new AtomicBoolean();
+        AtomicBoolean closed = new AtomicBoolean();
+        AtomicBoolean received = new AtomicBoolean();
+        Timer t = newEventEmitter();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onEvent(e -> {
+                if (counter.incrementAndGet() == 2) {
+                    // Only close if we get a second event after an exception
+                    r.close();
+                    return;
+                }
+                TestUtils.throwUnchecked(exception);
+            });
+            r.onError(e -> {
+                received.set(e == exception);
+                onError.set(true);
+            });
+            r.onClose(() -> {
+                closed.set(true);
+            });
+            try {
+                r.start();
+            } catch (Exception e) {
+                throw new Exception("Unexpected exception thrown from start()", e);
+            }
+            if (!received.get()) {
+                throw new Exception("Did not receive expected exception in onError(...)");
+            }
+            if (exception.isPrinted()) {
+                throw new Exception("Expected stack trace from Exception NOT to be printed");
+            }
+            if (!onError.get()) {
+                throw new Exception("Expected OnError(...) to be invoked");
+            }
+            if (!closed.get()) {
+                throw new Exception("Expected stream to be closed");
+            }
+        } finally {
+            t.cancel();
+        }
+    }
+
+    private static void testOnFlushSanity() throws Exception {
+        TestException exception = new TestException();
+        AtomicBoolean received = new AtomicBoolean();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onFlush(() -> {
+                TestUtils.throwUnchecked(exception);
+            });
+            r.onError(t -> {
+                received.set(t == exception);
+                r.close();
+            });
+            r.start();
+            if (!received.get()) {
+                throw new Exception("Expected exception in OnFlush to propagate to onError");
+            }
+        }
+    }
+
+    private static void testOnCloseSanity() throws Exception {
+        TestException exception = new TestException();
+        AtomicBoolean received = new AtomicBoolean();
+        try (RecordingStream r = new RecordingStream()) {
+            r.onFlush(() -> {
+                r.close(); // will trigger onClose
+            });
+            r.onClose(() -> {
+                TestUtils.throwUnchecked(exception); // will trigger onError
+            });
+            r.onError(t -> {
+                received.set(t == exception);
+            });
+            r.start();
+            if (!received.get()) {
+                throw new Exception("Expected exception in OnFlush to propagate to onError");
+            }
+        }
+    }
+
+    private static Timer newEventEmitter() {
+        Timer timer = new Timer();
+        TimerTask task = new TimerTask() {
+            @Override
+            public void run() {
+                TestEvent event = new TestEvent();
+                event.commit();
+            }
+        };
+        timer.schedule(task, 0, 100);
+        return timer;
+    }
+
+}
\ No newline at end of file