gt:         return new Object[]{input};
context: /*
   * 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.component;
  
  import com.google.common.base.Function;
  import com.google.common.base.Predicate;
  import com.google.common.collect.ImmutableSet;
  import com.tngtech.java.junit.dataprovider.DataProvider;
  import com.tngtech.java.junit.dataprovider.DataProviderRunner;
  import com.tngtech.java.junit.dataprovider.UseDataProvider;
  import java.util.Arrays;
  import java.util.Set;
  import javax.annotation.Nullable;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.ExpectedException;
  import org.junit.runner.RunWith;
  import org.sonar.server.computation.task.projectanalysis.component.Component.Type;
  
  import static com.google.common.base.Predicates.equalTo;
  import static com.google.common.base.Predicates.in;
  import static com.google.common.base.Predicates.not;
  import static com.google.common.collect.FluentIterable.from;
  import static java.util.Arrays.asList;
  import static org.assertj.core.api.Assertions.assertThat;
  
  @RunWith(DataProviderRunner.class)
  public class CrawlerDepthLimitTest {
    private static final Set<Type> REPORT_TYPES = from(asList(Type.values())).filter(new Predicate<Type>() {
      @Override
      public boolean apply(Type input) {
        return input.isReportType();
      }
    }).toSet();
    private static final Set<Type> VIEWS_TYPES = from(asList(Type.values())).filter(new Predicate<Type>() {
      @Override
      public boolean apply(Type input) {
        return input.isViewsType();
      }
    }).toSet();
  
    @Rule
    public ExpectedException expectedException = ExpectedException.none();
  
    @Test
    public void PROJECT_isSameAs_only_PROJECT_type() {
      assertIsSameAs(CrawlerDepthLimit.PROJECT, Type.PROJECT);
    }
  
    @Test
    public void PROJECT_isDeeper_than_no_type() {
      for (Type type : Type.values()) {
        assertThat(CrawlerDepthLimit.PROJECT.isDeeperThan(type)).as("isHigherThan(%s)", type).isFalse();
      }
    }
  
    @Test
    public void PROJECT_isHigher_than_all_report_types_but_PROJECT() {
      assertThat(CrawlerDepthLimit.PROJECT.isHigherThan(Type.PROJECT)).isFalse();
      for (Type reportType : from(REPORT_TYPES).filter(not(equalTo(Type.PROJECT)))) {
        assertThat(CrawlerDepthLimit.PROJECT.isHigherThan(reportType)).as("isHigherThan(%s)", reportType).isTrue();
      }
    }
  
    @Test
    public void PROJECT_isDeeper_than_no_views_types() {
      for (Type viewsType : VIEWS_TYPES) {
        assertThat(CrawlerDepthLimit.PROJECT.isDeeperThan(viewsType)).as("isDeeperThan(%s)", viewsType).isFalse();
      }
    }
  
    @Test
    public void PROJECT_isHigher_than_no_views_types() {
      assertIsHigherThanViewsType(CrawlerDepthLimit.PROJECT);
    }
  
    @Test
    public void MODULE_isSameAs_only_MODULE_type() {
      assertIsSameAs(CrawlerDepthLimit.MODULE, Type.MODULE);
    }
  
    @Test
    public void MODULE_isDeeper_than_no_views_types() {
      assertIsDeeperThanViewsType(CrawlerDepthLimit.MODULE);
    }
  
    @Test
    public void MODULE_isDeeper_than_only_PROJECT_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.MODULE, Type.PROJECT);
    }
  
    @Test
    public void MODULE_isHigher_than_no_views_types() {
      assertIsHigherThanViewsType(CrawlerDepthLimit.MODULE);
    }
  
    @Test
    public void MODULE_isHigher_than_only_DIRECTORY_and_FILE() {
      assertIsHigherThanReportType(CrawlerDepthLimit.MODULE, Type.DIRECTORY, Type.FILE);
    }
  
    @Test
    public void DIRECTORY_isSameAs_only_DIRECTORY_type() {
      assertIsSameAs(CrawlerDepthLimit.DIRECTORY, Type.DIRECTORY);
    }
  
    @Test
    public void DIRECTORY_isDeeper_than_no_views_types() {
      assertIsDeeperThanViewsType(CrawlerDepthLimit.DIRECTORY);
    }
  
    @Test
    public void DIRECTORY_isDeeper_than_only_PROJECT_and_MODULE_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.DIRECTORY, Type.PROJECT, Type.MODULE);
    }
  
    @Test
    public void DIRECTORY_isHigher_than_only_FILE() {
      assertIsHigherThanReportType(CrawlerDepthLimit.DIRECTORY, Type.FILE);
    }
  
    @Test
    public void DIRECTORY_isHigher_than_no_views_type() {
      assertIsHigherThanViewsType(CrawlerDepthLimit.DIRECTORY);
    }
  
    @Test
    public void FILE_isSameAs_only_FILE_type() {
      assertIsSameAs(CrawlerDepthLimit.FILE, Type.FILE);
    }
  
    @Test
    public void FILE_isDeeper_than_no_views_types() {
      for (Type viewsType : VIEWS_TYPES) {
        assertThat(CrawlerDepthLimit.FILE.isDeeperThan(viewsType)).as("isDeeperThan(%s)", viewsType).isFalse();
      }
    }
  
    @Test
    public void FILE_isHigher_than_no_views_types() {
      assertIsHigherThanViewsType(CrawlerDepthLimit.FILE);
    }
  
    @Test
    public void FILE_isHigher_than_no_report_types() {
      assertIsHigherThanReportType(CrawlerDepthLimit.FILE);
    }
  
    @Test
    public void FILE_isDeeper_than_only_PROJECT_MODULE_and_DIRECTORY_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.FILE, Type.PROJECT, Type.MODULE, Type.DIRECTORY);
    }
  
    @Test
    public void VIEW_isSameAs_only_VIEW_type() {
      assertIsSameAs(CrawlerDepthLimit.VIEW, Type.VIEW);
    }
  
    @Test
    public void VIEW_isDeeper_than_no_type() {
      for (Type type : Type.values()) {
        assertThat(CrawlerDepthLimit.VIEW.isDeeperThan(type)).as("isDeeperThan(%s)", type).isFalse();
      }
    }
  
    @Test
    public void VIEW_isHigher_than_all_views_types_but_VIEW() {
      assertThat(CrawlerDepthLimit.VIEW.isHigherThan(Type.VIEW)).isFalse();
      for (Type viewsType : from(VIEWS_TYPES).filter(not(equalTo(Type.VIEW)))) {
        assertThat(CrawlerDepthLimit.VIEW.isHigherThan(viewsType)).as("isHigherThan(%s)", viewsType).isTrue();
      }
    }
  
    @Test
    public void VIEW_isHigher_than_no_report_types() {
      assertIsHigherThanReportType(CrawlerDepthLimit.VIEW);
    }
  
    @Test
    public void VIEW_isDeeper_than_no_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.VIEW);
    }
  
    @Test
    public void VIEW_isDeeper_than_no_views_types() {
      assertIsDeeperThanViewsType(CrawlerDepthLimit.VIEW);
    }
  
    @Test
    public void SUBVIEW_isSameAs_only_SUBVIEW_type() {
      assertIsSameAs(CrawlerDepthLimit.SUBVIEW, Type.SUBVIEW);
    }
  
    @Test
    public void SUBVIEW_isHigher_than_no_report_types() {
      assertIsHigherThanReportType(CrawlerDepthLimit.SUBVIEW);
    }
  
    @Test
    public void SUBVIEW_isDeeper_than_no_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.SUBVIEW);
    }
  
    @Test
    public void SUBVIEW_isDeeper_than_only_VIEW_views_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.SUBVIEW, Type.VIEW);
    }
  
    @Test
    public void PROJECT_VIEW_isSameAs_only_PROJECT_VIEW_type() {
      assertIsSameAs(CrawlerDepthLimit.PROJECT_VIEW, Type.PROJECT_VIEW);
    }
  
    @Test
    public void PROJECT_VIEW_isHigher_than_no_report_types() {
      assertIsHigherThanReportType(CrawlerDepthLimit.PROJECT_VIEW);
    }
  
    @Test
    public void PROJECT_VIEW_isDeeper_than_no_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.PROJECT_VIEW);
    }
  
    @Test
    public void PROJECT_VIEW_isDeeper_than_VIEWS_and_SUBVIEWS_views_types() {
      assertIsDeeperThanViewsType(CrawlerDepthLimit.PROJECT_VIEW, Type.VIEW, Type.SUBVIEW);
    }
  
    @Test
    public void LEAVES_is_same_as_FILE_and_PROJECT_VIEW() {
      assertThat(CrawlerDepthLimit.LEAVES.isSameAs(Type.FILE)).isTrue();
      assertThat(CrawlerDepthLimit.LEAVES.isSameAs(Type.PROJECT_VIEW)).isTrue();
      for (Type type : from(asList(Type.values())).filter(not(in(ImmutableSet.of(Type.FILE, Type.PROJECT_VIEW))))) {
        assertThat(CrawlerDepthLimit.LEAVES.isSameAs(type)).isFalse();
      }
    }
  
    @Test
    public void LEAVES_isDeeper_than_PROJECT_MODULE_and_DIRECTORY_report_types() {
      assertIsDeeperThanReportType(CrawlerDepthLimit.LEAVES, Type.PROJECT, Type.MODULE, Type.DIRECTORY);
    }
  
    @Test
    public void LEAVES_isDeeper_than_VIEW_and_SUBVIEW_views_types() {
      assertIsDeeperThanViewsType(CrawlerDepthLimit.LEAVES, Type.VIEW, Type.SUBVIEW);
    }
  
    @Test
    public void LEAVES_isHigher_than_no_report_types() {
      assertIsHigherThanReportType(CrawlerDepthLimit.LEAVES);
    }
  
    @Test
    public void LEAVES_isHigher_than_no_views_types() {
      assertIsHigherThanViewsType(CrawlerDepthLimit.LEAVES);
    }
  
    private void assertIsSameAs(CrawlerDepthLimit crawlerDepthLimit, Type expectedType) {
      assertThat(crawlerDepthLimit.isSameAs(expectedType)).isTrue();
      for (Type type : from(asList(Type.values())).filter(not(equalTo(expectedType)))) {
        assertThat(crawlerDepthLimit.isSameAs(type)).isFalse();
      }
    }
  
    private void assertIsHigherThanReportType(CrawlerDepthLimit depthLimit, Type... types) {
      for (Type type : types) {
        assertThat(depthLimit.isHigherThan(type)).as("isHigherThan(%s)", type).isTrue();
      }
      for (Type reportType : from(REPORT_TYPES).filter(not(in(Arrays.asList(types))))) {
        assertThat(depthLimit.isHigherThan(reportType)).as("isHigherThan(%s)", reportType).isFalse();
      }
    }
  
    private void assertIsHigherThanViewsType(CrawlerDepthLimit depthLimit, Type... types) {
      for (Type type : types) {
        assertThat(depthLimit.isHigherThan(type)).as("isHigherThan(%s)", type).isTrue();
      }
      for (Type reportType : from(VIEWS_TYPES).filter(not(in(Arrays.asList(types))))) {
        assertThat(depthLimit.isHigherThan(reportType)).as("isHigherThan(%s)", reportType).isFalse();
      }
    }
  
    private void assertIsDeeperThanReportType(CrawlerDepthLimit depthLimit, Type... types) {
      for (Type type : types) {
        assertThat(depthLimit.isDeeperThan(type)).as("isDeeperThan(%s)", type).isTrue();
      }
      for (Type reportType : from(REPORT_TYPES).filter(not(in(Arrays.asList(types))))) {
        assertThat(depthLimit.isDeeperThan(reportType)).as("isDeeperThan(%s)", reportType).isFalse();
      }
    }
  
    private void assertIsDeeperThanViewsType(CrawlerDepthLimit depthLimit, Type... types) {
      for (Type type : types) {
        assertThat(depthLimit.isDeeperThan(type)).as("isDeeperThan(%s)", type).isTrue();
      }
      for (Type reportType : from(VIEWS_TYPES).filter(not(in(Arrays.asList(types))))) {
        assertThat(depthLimit.isDeeperThan(reportType)).as("isDeeperThan(%s)", reportType).isFalse();
      }
    }
  
    @Test
    @UseDataProvider("viewsTypes")
    public void reportMaxDepth_throws_IAE_if_type_is_views(Type viewsType) {
      expectedException.expect(IllegalArgumentException.class);
      expectedException.expectMessage("A Report max depth must be a report type");
  
      CrawlerDepthLimit.reportMaxDepth(viewsType);
    }
  
    @Test
    @UseDataProvider("reportTypes")
    public void reportMaxDepth_accepts_type_if_report_type(Type reportType) {
      CrawlerDepthLimit.reportMaxDepth(reportType);
    }
  
    @Test
    @UseDataProvider("reportTypes")
    public void withViewsMaxDepth_throws_IAE_if_type_is_report(Type reportType) {
      expectedException.expect(IllegalArgumentException.class);
      expectedException.expectMessage("A Views max depth must be a views type");
  
      CrawlerDepthLimit.reportMaxDepth(reportType).withViewsMaxDepth(reportType);
    }
  
    @DataProvider
    public static Object[][] viewsTypes() {
      return from(VIEWS_TYPES).transform(new Function<Type, Object[]>() {
        @Nullable
        @Override
        public Object[] apply(Type input) {
          return new Object[]{input};
        }
      }).toArray(Object[].class);
    }
  
    @DataProvider
    public static Object[][] reportTypes() {
      return from(REPORT_TYPES).transform(new Function<Type, Object[]>() {
        @Nullable
        @Override
        public Object[] apply(Type input) {
  