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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2017 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.computation.task.projectanalysis.component;
  21
  22 import org.junit.Rule;
  23 import org.junit.Test;
  24 import org.junit.rules.ExpectedException;
  25
  26 import static org.assertj.core.api.Assertions.assertThat;
  27 import static org.sonar.server.computation.task.projectanalysis.component.Component.Type.DIRECTORY;
  28 import static org.sonar.server.computation.task.projectanalysis.component.Component.Type.FILE;
  29 import static org.sonar.server.computation.task.projectanalysis.component.Component.Type.MODULE;
  30 import static org.sonar.server.computation.task.projectanalysis.component.Component.Type.PROJECT;
  31 import static org.sonar.server.computation.task.projectanalysis.component.Component.Type.PROJECT_VIEW;
  32 import static org.sonar.server.computation.task.projectanalysis.component.Component.Type.VIEW;
  33 import static org.sonar.server.computation.task.projectanalysis.component.ReportComponent.DUMB_PROJECT;
  34
  35 public class TreeRootHolderImplTest {
  36
  37   private static final ReportComponent SOME_REPORT_COMPONENT_TREE = ReportComponent.builder(PROJECT, 1)
  38     .addChildren(
  39       ReportComponent.builder(MODULE, 2)
  40         .addChildren(ReportComponent.builder(DIRECTORY, 3)
  41           .addChildren(
  42             ReportComponent.builder(FILE, 4).build()
  43           )
  44           .build())
  45         .build()
  46     )
  47     .build();
  48   private static final ViewsComponent SOME_VIEWS_COMPONENT_TREE = ViewsComponent.builder(VIEW, 1)
  49     .addChildren(
  50       ViewsComponent.builder(VIEW, 2)
  51         .addChildren(ViewsComponent.builder(PROJECT_VIEW, 3).build())
  52         .build()
  53     )
  54     .build();
  55
  56   @Rule
  57   public ExpectedException expectedException = ExpectedException.none();
  58
  59   private TreeRootHolderImpl underTest = new TreeRootHolderImpl();
  60
  61   @Test
  62   public void setRoot_throws_NPE_if_arg_is_null() {
  63     expectedException.expect(NullPointerException.class);
  64     expectedException.expectMessage("root can not be null");
  65
  66     underTest.setRoot(null);
  67   }
  68
  69   @Test
  70   public void setRoot_throws_ISE_when_called_twice() {
  71     underTest.setRoot(DUMB_PROJECT);
  72
  73     expectedException.expect(IllegalStateException.class);
  74     expectedException.expectMessage("root can not be set twice in holder");
  75
  76     underTest.setRoot(DUMB_PROJECT);
  77   }
  78
  79   @Test
  80   public void getRoot_throws_ISE_if_root_has_not_been_set_yet() {
  81     expectNotInitialized_ISE();
  82
  83     underTest.getRoot();
  84   }
  85
  86   @Test
  87   public void getComponentByRef_throws_ISE_if_root_has_not_been_set() {
  88     expectNotInitialized_ISE();
  89
  90     underTest.getComponentByRef(12);
  91   }
  92
  93   @Test
  94   public void getComponentByRef_returns_any_report_component_in_the_tree() {
  95     underTest.setRoot(SOME_REPORT_COMPONENT_TREE);
  96
  97     for (int i = 1; i <= 4; i++) {
  98       assertThat(underTest.getComponentByRef(i).getReportAttributes().getRef()).isEqualTo(i);
  99     }
 100   }
 101
 102   @Test
 103   public void getComponentByRef_throws_IAE_if_holder_does_not_contain_specified_component() {
 104     underTest.setRoot(SOME_REPORT_COMPONENT_TREE);
 105
 106     expectedException.expect(IllegalArgumentException.class);
 107     expectedException.expectMessage("Component with ref '6' can't be found");
 108
 109     underTest.getComponentByRef(6);
 110   }
 111
 112   @Test
 113   public void getComponentByRef_throws_IAE_if_holder_contains_View_tree() {
 114     underTest.setRoot(SOME_VIEWS_COMPONENT_TREE);
 115
 116     expectedException.expect(IllegalArgumentException.class);
 117     expectedException.expectMessage("Component with ref '1' can't be found");
 118
 119     underTest.getComponentByRef(1);
 120   }
 121
 122   @Test
 123   public void verify_setRoot_getRoot() {
 124     underTest.setRoot(DUMB_PROJECT);
 125     assertThat(underTest.getRoot()).isSameAs(DUMB_PROJECT);
 126   }
 127
 128   private void expectNotInitialized_ISE() {
 129     expectedException.expect(IllegalStateException.class);
 130     expectedException.expectMessage("Holder has not been initialized yet");
 131   }
 132
 133 }