sonarqube/sonar-scanner-engine/src/test/java/org/sonar/scanner/scan/ProjectBuildersExecutorTest.java

/*
 * SonarQube
 * Copyright (C) 2009-2020 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.scanner.scan;

import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.sonar.api.batch.bootstrap.ProjectBuilder;
import org.sonar.api.batch.bootstrap.ProjectBuilder.Context;
import org.sonar.api.batch.bootstrap.ProjectReactor;
import org.sonar.api.utils.MessageException;
import org.sonar.scanner.bootstrap.GlobalConfiguration;

import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;

public class ProjectBuildersExecutorTest {
  private ProjectReactor reactor;

  @Rule
  public ExpectedException exception = ExpectedException.none();

  @Before
  public void setUp() {
    reactor = mock(ProjectReactor.class);
  }

  @Test
  public void testProjectBuilderFailsWithToString() {
    ProjectBuilder builder = mock(ProjectBuilder.class);
    doThrow(new IllegalStateException()).when(builder).build(any(Context.class));
    ProjectBuilder[] projectBuilders = {builder};

    exception.expectMessage("Failed to execute project builder: Mock for ProjectBuilder");
    exception.expect(MessageException.class);
    new ProjectBuildersExecutor(mock(GlobalConfiguration.class), projectBuilders).execute(reactor);
  }

  @Test
  public void testProjectBuilderFailsWithoutToString() {

    ProjectBuilder[] projectBuilders = {new MyProjectBuilder()};

    exception.expectMessage("Failed to execute project builder: org.sonar.scanner.scan.ProjectBuildersExecutorTest$MyProjectBuilder");
    exception.expect(MessageException.class);
    new ProjectBuildersExecutor(mock(GlobalConfiguration.class), projectBuilders).execute(reactor);
  }

  static class MyProjectBuilder extends ProjectBuilder {
    @Override
    public void build(Context context) {
      throw new IllegalStateException();
    }
  }
}