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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2017 SonarSource SA
   4  * mailto:info AT sonarsource DOT com
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20 package org.sonar.application.process;
  21
  22 import java.io.IOException;
  23 import org.junit.Rule;
  24 import org.junit.Test;
  25 import org.junit.rules.DisableOnDebug;
  26 import org.junit.rules.TemporaryFolder;
  27 import org.junit.rules.TestRule;
  28 import org.junit.rules.Timeout;
  29 import org.sonar.application.FileSystem;
  30 import org.sonar.application.Scheduler;
  31 import org.sonar.application.config.AppSettings;
  32 import org.sonar.process.ProcessCommands;
  33 import org.sonar.process.ProcessProperties;
  34
  35 import static org.assertj.core.api.Assertions.assertThat;
  36 import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
  37 import static org.mockito.Mockito.mock;
  38 import static org.mockito.Mockito.never;
  39 import static org.mockito.Mockito.timeout;
  40 import static org.mockito.Mockito.verify;
  41 import static org.mockito.Mockito.verifyZeroInteractions;
  42 import static org.mockito.Mockito.when;
  43
  44 public class StopRequestWatcherImplTest {
  45
  46   @Rule
  47   public TemporaryFolder temp = new TemporaryFolder();
  48   @Rule
  49   public TestRule safeGuard = new DisableOnDebug(Timeout.seconds(10));
  50
  51   private AppSettings settings = mock(AppSettings.class, RETURNS_DEEP_STUBS);
  52   private ProcessCommands commands = mock(ProcessCommands.class);
  53   private Scheduler scheduler = mock(Scheduler.class);
  54
  55   @Test
  56   public void do_not_watch_command_if_disabled() throws IOException {
  57     enableSetting(false);
  58     StopRequestWatcherImpl underTest = new StopRequestWatcherImpl(settings, scheduler, commands);
  59
  60     underTest.startWatching();
  61     assertThat(underTest.isAlive()).isFalse();
  62
  63     underTest.stopWatching();
  64     verifyZeroInteractions(commands, scheduler);
  65   }
  66
  67   @Test
  68   public void watch_stop_command_if_enabled() throws Exception {
  69     enableSetting(true);
  70     StopRequestWatcherImpl underTest = new StopRequestWatcherImpl(settings, scheduler, commands);
  71     underTest.setDelayMs(1L);
  72
  73     underTest.startWatching();
  74     assertThat(underTest.isAlive()).isTrue();
  75     verify(scheduler, never()).terminate();
  76
  77     when(commands.askedForStop()).thenReturn(true);
  78     verify(scheduler, timeout(1_000L)).terminate();
  79
  80     underTest.stopWatching();
  81     while (underTest.isAlive()) {
  82       Thread.sleep(1L);
  83     }
  84   }
  85
  86   @Test
  87   public void create_instance_with_default_delay() throws IOException {
  88     FileSystem fs = mock(FileSystem.class);
  89     when(fs.getTempDir()).thenReturn(temp.newFolder());
  90
  91     StopRequestWatcherImpl underTest = StopRequestWatcherImpl.create(settings, scheduler, fs);
  92
  93     assertThat(underTest.getDelayMs()).isEqualTo(500L);
  94   }
  95
  96   @Test
  97   public void stop_watching_commands_if_thread_is_interrupted() throws Exception {
  98     enableSetting(true);
  99     StopRequestWatcherImpl underTest = new StopRequestWatcherImpl(settings, scheduler, commands);
 100
 101     underTest.startWatching();
 102     underTest.interrupt();
 103
 104     while (underTest.isAlive()) {
 105       Thread.sleep(1L);
 106     }
 107     assertThat(underTest.isAlive()).isFalse();
 108   }
 109
 110   private void enableSetting(boolean b) {
 111     when(settings.getProps().valueAsBoolean(ProcessProperties.ENABLE_STOP_COMMAND)).thenReturn(b);
 112   }
 113
 114 }