/*
 * SonarQube
 * Copyright (C) 2009-2017 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.server.computation.task.projectanalysis.qualitygate;

import java.util.Collections;
import org.junit.Test;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.guava.api.Assertions.assertThat;

public class QualityGateHolderImplTest {

  public static final QualityGate QUALITY_GATE = new QualityGate(4612, "name", Collections.<Condition>emptyList());

  @Test(expected = IllegalStateException.class)
  public void getQualityGate_throws_ISE_if_QualityGate_not_set() {
    new QualityGateHolderImpl().getQualityGate();
  }

  @Test(expected = NullPointerException.class)
  public void setQualityGate_throws_NPE_if_argument_is_null() {
    new QualityGateHolderImpl().setQualityGate(null);
  }

  @Test(expected = IllegalStateException.class)
  public void setQualityGate_throws_ISE_if_called_twice() {
    QualityGateHolderImpl holder = new QualityGateHolderImpl();

    holder.setQualityGate(QUALITY_GATE);
    holder.setQualityGate(QUALITY_GATE);
  }

  @Test
  public void getQualityGate_returns_QualityGate_set_by_setQualityGate() {
    QualityGateHolderImpl holder = new QualityGateHolderImpl();

    holder.setQualityGate(QUALITY_GATE);

    assertThat(holder.getQualityGate().get()).isSameAs(QUALITY_GATE);
  }

  @Test
  public void getQualityGate_returns_absent_if_holder_initialized_with_setNoQualityGate() {
    QualityGateHolderImpl holder = new QualityGateHolderImpl();

    holder.setNoQualityGate();

    assertThat(holder.getQualityGate()).isAbsent();
  }

}