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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2016 SonarSource SA
   4  * mailto:contact 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.server.computation.configuration;
  21
  22 import java.util.Random;
  23 import org.junit.Rule;
  24 import org.junit.Test;
  25 import org.junit.rules.ExpectedException;
  26 import org.sonar.api.config.Settings;
  27 import org.sonar.api.utils.MessageException;
  28
  29 import static java.lang.Math.abs;
  30 import static org.assertj.core.api.Assertions.assertThat;
  31 import static org.sonar.server.computation.configuration.CeConfigurationImpl.CE_WORKERS_COUNT_PROPERTY;
  32
  33 public class CeConfigurationImplTest {
  34   @Rule
  35   public ExpectedException expectedException = ExpectedException.none();
  36
  37   private Settings settings = new Settings();
  38
  39   @Test
  40   public void getWorkCount_returns_1_when_worker_property_is_not_defined() {
  41     assertThat(new CeConfigurationImpl(settings).getWorkerCount()).isEqualTo(1);
  42   }
  43
  44   @Test
  45   public void getWorkCount_returns_1_when_worker_property_is_empty() {
  46     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, "");
  47
  48     assertThat(new CeConfigurationImpl(settings).getWorkerCount()).isEqualTo(1);
  49   }
  50
  51   @Test
  52   public void getWorkCount_returns_1_when_worker_property_is_space_chars() {
  53     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, "  \n  ");
  54
  55     assertThat(new CeConfigurationImpl(settings).getWorkerCount()).isEqualTo(1);
  56   }
  57
  58   @Test
  59   public void getWorkCount_returns_1_when_worker_property_is_1() {
  60     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, 1);
  61
  62     assertThat(new CeConfigurationImpl(settings).getWorkerCount()).isEqualTo(1);
  63   }
  64
  65   @Test
  66   public void getWorkCount_returns_value_when_worker_property_is_integer_greater_than_1() {
  67     int value = abs(new Random().nextInt()) + 2;
  68     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, value);
  69
  70     assertThat(new CeConfigurationImpl(settings).getWorkerCount()).isEqualTo(value);
  71   }
  72
  73   @Test
  74   public void constructor_throws_MessageException_when_worker_property_is_0() {
  75     int value = 0;
  76     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, String.valueOf(value));
  77
  78     expectMessageException(value);
  79
  80     new CeConfigurationImpl(settings);
  81   }
  82
  83   @Test
  84   public void constructor_throws_MessageException_when_worker_property_is_less_than_0() {
  85     int value = -1 * abs(new Random().nextInt());
  86     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, String.valueOf(value));
  87
  88     expectMessageException(value);
  89
  90     new CeConfigurationImpl(settings);
  91   }
  92
  93   @Test
  94   public void constructor_throws_MessageException_when_worker_property_is_not_an_double() {
  95     double value = 3.5;
  96     settings.setProperty(CE_WORKERS_COUNT_PROPERTY, String.valueOf(value));
  97
  98     expectedException.expect(MessageException.class);
  99     expectedException.expectMessage("value '" + value + "' of property " + CE_WORKERS_COUNT_PROPERTY + " is invalid. " +
 100       "It must an integer strictly greater than 0");
 101
 102     new CeConfigurationImpl(settings);
 103   }
 104
 105   private void expectMessageException(int value) {
 106     expectedException.expect(MessageException.class);
 107     expectedException.expectMessage("value '" + value + "' of property " + CE_WORKERS_COUNT_PROPERTY + " is invalid. " +
 108         "It must an integer strictly greater than 0");
 109   }
 110 }