| /* |
| * 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.cassandra.tracing; |
| |
| import java.net.InetAddress; |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.UUID; |
| |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.config.DatabaseDescriptor; |
| import org.apache.cassandra.utils.progress.ProgressEvent; |
| import org.apache.commons.lang3.StringUtils; |
| |
| public final class TracingTest |
| { |
| @BeforeClass |
| public static void setupDD() |
| { |
| DatabaseDescriptor.daemonInitialization(); |
| } |
| |
| @Test |
| public void test() |
| { |
| List<String> traces = new ArrayList<>(); |
| Tracing tracing = new TracingImpl(traces); |
| tracing.newSession(Tracing.TraceType.NONE); |
| TraceState state = tracing.begin("test-request", Collections.<String,String>emptyMap()); |
| state.trace("test-1"); |
| state.trace("test-2"); |
| state.trace("test-3"); |
| tracing.stopSession(); |
| |
| assert null == tracing.get(); |
| assert 4 == traces.size(); |
| assert "test-request".equals(traces.get(0)); |
| assert "test-1".equals(traces.get(1)); |
| assert "test-2".equals(traces.get(2)); |
| assert "test-3".equals(traces.get(3)); |
| } |
| |
| @Test |
| public void test_get() |
| { |
| List<String> traces = new ArrayList<>(); |
| Tracing tracing = new TracingImpl(traces); |
| tracing.newSession(Tracing.TraceType.NONE); |
| tracing.begin("test-request", Collections.<String,String>emptyMap()); |
| tracing.get().trace("test-1"); |
| tracing.get().trace("test-2"); |
| tracing.get().trace("test-3"); |
| tracing.stopSession(); |
| |
| assert null == tracing.get(); |
| assert 4 == traces.size(); |
| assert "test-request".equals(traces.get(0)); |
| assert "test-1".equals(traces.get(1)); |
| assert "test-2".equals(traces.get(2)); |
| assert "test-3".equals(traces.get(3)); |
| } |
| |
| @Test |
| public void test_get_uuid() |
| { |
| List<String> traces = new ArrayList<>(); |
| Tracing tracing = new TracingImpl(traces); |
| UUID uuid = tracing.newSession(Tracing.TraceType.NONE); |
| tracing.begin("test-request", Collections.<String,String>emptyMap()); |
| tracing.get(uuid).trace("test-1"); |
| tracing.get(uuid).trace("test-2"); |
| tracing.get(uuid).trace("test-3"); |
| tracing.stopSession(); |
| |
| assert null == tracing.get(); |
| assert 4 == traces.size(); |
| assert "test-request".equals(traces.get(0)); |
| assert "test-1".equals(traces.get(1)); |
| assert "test-2".equals(traces.get(2)); |
| assert "test-3".equals(traces.get(3)); |
| } |
| |
| @Test |
| public void test_customPayload() |
| { |
| List<String> traces = new ArrayList<>(); |
| ByteBuffer customPayloadValue = ByteBuffer.wrap("test-value".getBytes()); |
| |
| Map<String,ByteBuffer> customPayload = Collections.singletonMap("test-key", customPayloadValue); |
| |
| TracingImpl tracing = new TracingImpl(traces); |
| tracing.newSession(customPayload); |
| TraceState state = tracing.begin("test-custom_payload", Collections.<String,String>emptyMap()); |
| state.trace("test-1"); |
| state.trace("test-2"); |
| state.trace("test-3"); |
| tracing.stopSession(); |
| |
| assert null == tracing.get(); |
| assert 4 == traces.size(); |
| assert "test-custom_payload".equals(traces.get(0)); |
| assert "test-1".equals(traces.get(1)); |
| assert "test-2".equals(traces.get(2)); |
| assert "test-3".equals(traces.get(3)); |
| assert tracing.payloads.containsKey("test-key"); |
| assert customPayloadValue.equals(tracing.payloads.get("test-key")); |
| } |
| |
| @Test |
| public void test_states() |
| { |
| List<String> traces = new ArrayList<>(); |
| Tracing tracing = new TracingImpl(traces); |
| tracing.newSession(Tracing.TraceType.REPAIR); |
| tracing.begin("test-request", Collections.<String,String>emptyMap()); |
| tracing.get().enableActivityNotification("test-tag"); |
| assert TraceState.Status.IDLE == tracing.get().waitActivity(1); |
| tracing.get().trace("test-1"); |
| assert TraceState.Status.ACTIVE == tracing.get().waitActivity(1); |
| tracing.get().stop(); |
| assert TraceState.Status.STOPPED == tracing.get().waitActivity(1); |
| tracing.stopSession(); |
| assert null == tracing.get(); |
| } |
| |
| @Test |
| public void test_progress_listener() |
| { |
| List<String> traces = new ArrayList<>(); |
| Tracing tracing = new TracingImpl(traces); |
| tracing.newSession(Tracing.TraceType.REPAIR); |
| tracing.begin("test-request", Collections.<String,String>emptyMap()); |
| tracing.get().enableActivityNotification("test-tag"); |
| |
| tracing.get().addProgressListener((String tag, ProgressEvent pe) -> { |
| assert "test-tag".equals(tag); |
| assert "test-trace".equals(pe.getMessage()); |
| }); |
| |
| tracing.get().trace("test-trace"); |
| tracing.stopSession(); |
| assert null == tracing.get(); |
| } |
| |
| private static final class TracingImpl extends Tracing |
| { |
| private final List<String> traces; |
| private final Map<String,ByteBuffer> payloads = new HashMap<>(); |
| |
| public TracingImpl() |
| { |
| this(new ArrayList<>()); |
| } |
| |
| public TracingImpl(List<String> traces) |
| { |
| this.traces = traces; |
| } |
| |
| public void stopSessionImpl() |
| {} |
| |
| public TraceState begin(String request, InetAddress ia, Map<String, String> map) |
| { |
| traces.add(request); |
| return get(); |
| } |
| |
| protected UUID newSession(UUID sessionId, TraceType traceType, Map<String,ByteBuffer> customPayload) |
| { |
| if (!customPayload.isEmpty()) |
| logger.info("adding custom payload items {}", StringUtils.join(customPayload.keySet(), ',')); |
| |
| payloads.putAll(customPayload); |
| return super.newSession(sessionId, traceType, customPayload); |
| } |
| |
| protected TraceState newTraceState(InetAddress ia, UUID uuid, Tracing.TraceType tt) |
| { |
| return new TraceState(ia, uuid, tt) |
| { |
| protected void traceImpl(String string) |
| { |
| traces.add(string); |
| } |
| |
| protected void waitForPendingEvents() |
| { |
| } |
| }; |
| } |
| |
| public void trace(ByteBuffer bb, String string, int i) |
| { |
| throw new UnsupportedOperationException("Not supported yet."); |
| } |
| } |
| } |