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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2024 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.server.platform.db.migration.engine;
  21
  22 import java.sql.SQLException;
  23 import java.util.List;
  24 import java.util.Optional;
  25 import org.junit.Before;
  26 import org.junit.Test;
  27 import org.sonar.api.config.internal.MapSettings;
  28 import org.sonar.core.platform.SpringComponentContainer;
  29 import org.sonar.server.platform.db.migration.SupportsBlueGreen;
  30 import org.sonar.server.platform.db.migration.history.MigrationHistory;
  31 import org.sonar.server.platform.db.migration.step.MigrationStep;
  32 import org.sonar.server.platform.db.migration.step.MigrationSteps;
  33 import org.sonar.server.platform.db.migration.step.MigrationStepsExecutor;
  34 import org.sonar.server.platform.db.migration.step.RegisteredMigrationStep;
  35
  36 import static java.util.Collections.singletonList;
  37 import static org.assertj.core.api.Assertions.assertThat;
  38 import static org.mockito.Mockito.mock;
  39 import static org.mockito.Mockito.times;
  40 import static org.mockito.Mockito.verify;
  41 import static org.mockito.Mockito.when;
  42
  43 public class MigrationEngineImplTest {
  44   private final MigrationHistory migrationHistory = mock(MigrationHistory.class);
  45   private final SpringComponentContainer serverContainer = new SpringComponentContainer();
  46   private final MigrationSteps migrationSteps = mock(MigrationSteps.class);
  47   private final StepRegistry stepRegistry = new StepRegistry();
  48   private final MapSettings settings = new MapSettings();
  49   private final MigrationEngineImpl underTest = new MigrationEngineImpl(migrationHistory, serverContainer, migrationSteps);
  50
  51   @Before
  52   public void before() {
  53     serverContainer.add(migrationSteps);
  54     serverContainer.add(migrationHistory);
  55     serverContainer.add(stepRegistry);
  56     serverContainer.startComponents();
  57   }
  58
  59   @Test
  60   public void execute_execute_all_steps_of_there_is_no_last_migration_number() {
  61     when(migrationHistory.getLastMigrationNumber()).thenReturn(Optional.empty());
  62     List<RegisteredMigrationStep> steps = singletonList(new RegisteredMigrationStep(1, "doo", TestMigrationStep.class));
  63     when(migrationSteps.readAll()).thenReturn(steps);
  64
  65     underTest.execute();
  66
  67     verify(migrationSteps, times(2)).readAll();
  68     assertThat(stepRegistry.stepRan).isTrue();
  69   }
  70
  71   @Test
  72   public void execute_execute_steps_from_last_migration_number_plus_1() {
  73     when(migrationHistory.getLastMigrationNumber()).thenReturn(Optional.of(50L));
  74     List<RegisteredMigrationStep> steps = singletonList(new RegisteredMigrationStep(1, "doo", TestMigrationStep.class));
  75     when(migrationSteps.readFrom(51)).thenReturn(steps);
  76     when(migrationSteps.readAll()).thenReturn(steps);
  77
  78     underTest.execute();
  79
  80     verify(migrationSteps).readFrom(51);
  81     assertThat(stepRegistry.stepRan).isTrue();
  82   }
  83
  84   private static class NoOpExecutor implements MigrationStepsExecutor {
  85     @Override
  86     public void execute(List<RegisteredMigrationStep> steps) {
  87       // no op
  88     }
  89   }
  90
  91   private static class StepRegistry {
  92     boolean stepRan = false;
  93   }
  94
  95   private static class TestMigrationStep implements MigrationStep {
  96     private final StepRegistry registry;
  97
  98     public TestMigrationStep(StepRegistry registry) {
  99       this.registry = registry;
 100     }
 101     @Override
 102     public void execute() throws SQLException {
 103       registry.stepRan = true;
 104     }
 105   }
 106
 107   @SupportsBlueGreen
 108   private static class TestBlueGreenMigrationStep implements MigrationStep {
 109     private final StepRegistry registry;
 110
 111     public TestBlueGreenMigrationStep(StepRegistry registry) {
 112       this.registry = registry;
 113     }
 114     @Override
 115     public void execute() throws SQLException {
 116       registry.stepRan = true;
 117     }
 118   }
 119 }