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From kirklund <...@git.apache.org>
Subject [GitHub] geode pull request #699: GEODE-3413: overhaul launcher and process classes a...
Date Wed, 09 Aug 2017 22:17:31 GMT
Github user kirklund commented on a diff in the pull request:

    https://github.com/apache/geode/pull/699#discussion_r132321846
  
    --- Diff: geode-core/src/test/java/org/apache/geode/distributed/ServerLauncherRemoteIntegrationTestCase.java
---
    @@ -0,0 +1,270 @@
    +/*
    + * 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.geode.distributed;
    +
    +import static java.util.concurrent.TimeUnit.MINUTES;
    +import static org.apache.geode.distributed.ConfigurationProperties.LOG_LEVEL;
    +import static org.apache.geode.distributed.ConfigurationProperties.MCAST_PORT;
    +import static org.apache.geode.distributed.internal.DistributionConfig.GEMFIRE_PREFIX;
    +import static org.apache.geode.internal.cache.AbstractCacheServer.TEST_OVERRIDE_DEFAULT_PORT_PROPERTY;
    +import static org.apache.geode.internal.process.ProcessUtils.isProcessAlive;
    +import static org.assertj.core.api.Assertions.assertThat;
    +
    +import java.io.File;
    +import java.io.IOException;
    +import java.io.UncheckedIOException;
    +import java.net.BindException;
    +import java.util.ArrayList;
    +import java.util.List;
    +import java.util.concurrent.atomic.AtomicBoolean;
    +
    +import org.junit.After;
    +import org.junit.Before;
    +
    +import org.apache.geode.distributed.AbstractLauncher.Status;
    +import org.apache.geode.internal.process.ProcessStreamReader;
    +import org.apache.geode.internal.process.ProcessStreamReader.InputListener;
    +
    +/**
    + * Abstract base class for integration tests of {@link ServerLauncher} as an application
main in a
    + * forked JVM.
    + *
    + * @since GemFire 8.0
    + */
    +public abstract class ServerLauncherRemoteIntegrationTestCase
    +    extends ServerLauncherIntegrationTestCase implements UsesServerCommand {
    +
    +  private final AtomicBoolean threwBindException = new AtomicBoolean();
    +
    +  protected volatile Process process;
    +  protected volatile ProcessStreamReader processOutReader;
    +  protected volatile ProcessStreamReader processErrReader;
    +
    +  private ServerCommand serverCommand;
    +
    +  @Before
    +  public void setUp() throws Exception {
    +    serverCommand = new ServerCommand(this);
    +  }
    +
    +  @After
    +  public void tearDownAbstractServerLauncherRemoteIntegrationTestCase() throws Exception
{
    +    if (this.process != null) {
    +      this.process.destroy();
    +      this.process = null;
    +    }
    +    if (this.processOutReader != null && this.processOutReader.isRunning()) {
    +      this.processOutReader.stop();
    +    }
    +    if (this.processErrReader != null && this.processErrReader.isRunning()) {
    +      this.processErrReader.stop();
    +    }
    +  }
    +
    +  @Override
    +  public List<String> getJvmArguments() {
    +    List<String> jvmArguments = new ArrayList<>();
    +    jvmArguments.add("-D" + GEMFIRE_PREFIX + LOG_LEVEL + "=config");
    +    jvmArguments.add("-D" + GEMFIRE_PREFIX + MCAST_PORT + "=0");
    +    jvmArguments
    +        .add("-D" + TEST_OVERRIDE_DEFAULT_PORT_PROPERTY + "=" + String.valueOf(defaultServerPort));
    +    return jvmArguments;
    +  }
    +
    +  @Override
    +  public String getName() {
    +    return getUniqueName();
    +  }
    +
    +  @Override
    +  public boolean getDisableDefaultServer() {
    +    return false;
    +  }
    +
    +  protected void assertThatServerThrewBindException() {
    +    assertThat(threwBindException.get()).isTrue();
    +  }
    +
    +  protected void assertThatServerThrew(final Class<? extends Throwable> throwableClass)
{
    +    assertThat(threwBindException.get()).isTrue();
    +  }
    +
    +  protected ServerLauncher startServer(final ServerCommand command) {
    +    return awaitStart(command);
    +  }
    +
    +  protected ServerLauncher awaitStart(final ServerCommand command,
    +      final ProcessStreamReader.InputListener outListener,
    +      final ProcessStreamReader.InputListener errListener) throws Exception {
    +    executeCommandWithReaders(command.create(), outListener, errListener);
    +    ServerLauncher launcher = awaitStart(getWorkingDirectory());
    +    assertThat(process.isAlive()).isTrue();
    +    return launcher;
    +  }
    +
    +  protected ServerLauncher awaitStart(final ServerCommand command) {
    +    try {
    +      executeCommandWithReaders(command);
    +      ServerLauncher launcher = awaitStart(getWorkingDirectory());
    +      assertThat(process.isAlive()).isTrue();
    +      return launcher;
    +    } catch (IOException e) {
    +      throw new UncheckedIOException(e);
    +    }
    +  }
    +
    +  protected ServerLauncher awaitStart(final File workingDirectory) {
    +    try {
    +      this.launcher = new ServerLauncher.Builder()
    +          .setWorkingDirectory(workingDirectory.getCanonicalPath()).build();
    +      ServerLauncher launcher = awaitStart(this.launcher);
    +      assertThat(process.isAlive()).isTrue();
    +      return launcher;
    +    } catch (IOException e) {
    +      throw new UncheckedIOException(e);
    +    }
    +  }
    +
    +  @Override
    +  protected ServerLauncher awaitStart(final ServerLauncher launcher) {
    +    await().until(() -> assertThat(launcher.status().getStatus()).isEqualTo(Status.ONLINE));
    +    assertThat(process.isAlive()).isTrue();
    +    return launcher;
    +  }
    +
    +  protected ServerLauncher awaitStart() {
    +    return awaitStart(this.launcher);
    +  }
    +
    +  protected void awaitStop() {
    +    await().until(() -> assertThat(this.process.isAlive()).isFalse());
    +  }
    +
    +  protected void assertStopOf(final Process process) {
    +    await().until(() -> assertThat(process.isAlive()).isFalse());
    +  }
    +
    +  protected Process getServerProcess() {
    +    return this.process;
    +  }
    +
    +  protected void startServerShouldFail(final ServerCommand command, final InputListener
outListener,
    +      final InputListener errListener) throws IOException, InterruptedException {
    +    executeCommandWithReaders(command.create(), outListener, errListener);
    +    process.waitFor(2, MINUTES);
    +    assertThat(process.isAlive()).isFalse();
    +    assertThat(process.exitValue()).isEqualTo(1);
    +  }
    +
    +  protected void startServerShouldFail(final ServerCommand command)
    +      throws IOException, InterruptedException {
    +    startServerShouldFail(command, createBindExceptionListener("sysout", threwBindException),
    +        createBindExceptionListener("syserr", threwBindException));
    +  }
    +
    +  protected void startServerShouldFail() throws IOException, InterruptedException {
    +    startServerShouldFail(serverCommand);
    +  }
    +
    +  private InputListener createBindExceptionListener(final String name,
    +      final AtomicBoolean threwBindException) {
    +    return createExpectedListener(name, getUniqueName() + "#" + name, BindException.class.getName(),
    +        threwBindException);
    +  }
    +
    +  @Override
    +  protected ServerLauncher startServer() {
    +    return startServer(serverCommand);
    +  }
    +
    +  protected void assertThatProcessIsNotAlive() {
    +    assertThatProcessIsNotAlive(process);
    +  }
    +
    +  protected void assertThatProcessIsNotAlive(final Process process) {
    +    assertThat(process.isAlive()).isFalse();
    +  }
    +
    +  protected void assertProcessIsNotAlive() {
    +    assertThat(process.isAlive()).isFalse();
    +  }
    +
    +  protected void assertProcessIsAlive() {
    --- End diff --
    
    Delete unused method. Etc. I'm not gonna mark the rest of these... just delete them if
they're unused.


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