/*
    * 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.maven.lifecycle.internal;
  
  import java.util.List;
  
  import org.apache.maven.execution.MavenSession;
  import org.apache.maven.lifecycle.internal.stub.LifecycleTaskSegmentCalculatorStub;
  import org.apache.maven.lifecycle.internal.stub.ProjectDependencyGraphStub;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertSame;
  
  class BuildListCalculatorTest {
  
      @Test
      void testCalculateProjectBuilds() throws Exception {
          LifecycleTaskSegmentCalculator lifecycleTaskSegmentCalculator = getTaskSegmentCalculator();
          BuildListCalculator buildListCalculator = new BuildListCalculator();
          final MavenSession session = ProjectDependencyGraphStub.getMavenSession();
          List<TaskSegment> taskSegments = lifecycleTaskSegmentCalculator.calculateTaskSegments(session);
          final ProjectBuildList buildList = buildListCalculator.calculateProjectBuilds(session, taskSegments);
          final ProjectBuildList segments = buildList.getByTaskSegment(taskSegments.get(0));
          assertEquals(3, taskSegments.size(), "Stub data contains 3 segments");
          assertEquals(6, segments.size(), "Stub data contains 6 items");
          final ProjectSegment build = segments.get(0);
          assertNotNull(build);
  
          for (ProjectSegment segment : segments) {
              assertSame(session, segment.getSession());
          }
      }
  
      private static LifecycleTaskSegmentCalculator getTaskSegmentCalculator() {
          return new LifecycleTaskSegmentCalculatorStub();
      }
  }