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   1 /*
   2  * SonarQube, open source software quality management tool.
   3  * Copyright (C) 2008-2013 SonarSource
   4  * mailto:contact AT sonarsource DOT com
   5  *
   6  * SonarQube 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  * SonarQube 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.plugins.core.sensors;
  21
  22 import org.junit.Test;
  23 import org.sonar.api.batch.DecoratorContext;
  24 import org.sonar.api.measures.CoreMetrics;
  25 import org.sonar.api.measures.Measure;
  26 import org.sonar.api.resources.Resource;
  27
  28 import static org.hamcrest.CoreMatchers.is;
  29 import static org.junit.Assert.assertThat;
  30 import static org.mockito.Matchers.eq;
  31 import static org.mockito.Mockito.*;
  32
  33 public class ViolationsDensityDecoratorTest {
  34
  35   @Test
  36   public void calculateDensity() {
  37     assertThat(ViolationsDensityDecorator.calculate(4000, 200), is(0.0));
  38     assertThat(ViolationsDensityDecorator.calculate(200, 200), is(0.0));
  39     assertThat(ViolationsDensityDecorator.calculate(50, 200), is(75.0));
  40     assertThat(ViolationsDensityDecorator.calculate(0, 200), is(100.0));
  41   }
  42
  43
  44   @Test
  45   public void decorateDensity() {
  46     Resource resource = mock(Resource.class);
  47     when(resource.getScope()).thenReturn(Resource.SCOPE_SET);
  48
  49     DecoratorContext context = mock(DecoratorContext.class);
  50     when(context.getMeasure(CoreMetrics.NCLOC)).thenReturn(new Measure(CoreMetrics.NCLOC, 200.0));
  51     when(context.getMeasure(CoreMetrics.WEIGHTED_VIOLATIONS)).thenReturn(new Measure(CoreMetrics.WEIGHTED_VIOLATIONS, 50.0));
  52
  53     ViolationsDensityDecorator decorator = new ViolationsDensityDecorator();
  54     decorator.decorate(resource, context);
  55
  56     verify(context).saveMeasure(CoreMetrics.VIOLATIONS_DENSITY, 75.0);
  57   }
  58
  59   @Test
  60   public void noDensityIfNoNcloc() {
  61     Resource resource = mock(Resource.class);
  62     when(resource.getScope()).thenReturn(Resource.SCOPE_SET);
  63
  64     DecoratorContext context = mock(DecoratorContext.class);
  65     when(context.getMeasure(CoreMetrics.NCLOC)).thenReturn(new Measure(CoreMetrics.NCLOC, 0.0));
  66     when(context.getMeasure(CoreMetrics.WEIGHTED_VIOLATIONS)).thenReturn(new Measure(CoreMetrics.WEIGHTED_VIOLATIONS, 50.0));
  67
  68     ViolationsDensityDecorator decorator = new ViolationsDensityDecorator();
  69     decorator.decorate(resource, context);
  70
  71     verify(context, never()).saveMeasure(eq(CoreMetrics.VIOLATIONS_DENSITY), anyDouble());
  72   }
  73
  74   @Test
  75   public void saveDensityIfValueIsZero() {
  76     Resource resource = mock(Resource.class);
  77     when(resource.getScope()).thenReturn(Resource.SCOPE_SET);
  78
  79     DecoratorContext context = mock(DecoratorContext.class);
  80     when(context.getMeasure(CoreMetrics.NCLOC)).thenReturn(new Measure(CoreMetrics.NCLOC, 200.0));
  81     when(context.getMeasure(CoreMetrics.WEIGHTED_VIOLATIONS)).thenReturn(new Measure(CoreMetrics.WEIGHTED_VIOLATIONS, 5000.0));
  82
  83     ViolationsDensityDecorator decorator = new ViolationsDensityDecorator();
  84     decorator.decorate(resource, context);
  85
  86     verify(context).saveMeasure(CoreMetrics.VIOLATIONS_DENSITY, 0.0);
  87   }
  88
  89   @Test
  90   public void densityIsHundredWhenNoDebt() {
  91     Resource resource = mock(Resource.class);
  92     when(resource.getScope()).thenReturn(Resource.SCOPE_SET);
  93
  94     DecoratorContext context = mock(DecoratorContext.class);
  95     when(context.getMeasure(CoreMetrics.NCLOC)).thenReturn(new Measure(CoreMetrics.NCLOC, 200.0));
  96
  97     ViolationsDensityDecorator decorator = new ViolationsDensityDecorator();
  98     decorator.decorate(resource, context);
  99
 100     verify(context).saveMeasure(CoreMetrics.VIOLATIONS_DENSITY, 100.0);
 101   }
 102
 103   @Test
 104   public void densityIsHundredWhenDebtIsZero() {
 105     Resource resource = mock(Resource.class);
 106     when(resource.getScope()).thenReturn(Resource.SCOPE_SET);
 107
 108     DecoratorContext context = mock(DecoratorContext.class);
 109     when(context.getMeasure(CoreMetrics.NCLOC)).thenReturn(new Measure(CoreMetrics.NCLOC, 200.0));
 110     when(context.getMeasure(CoreMetrics.WEIGHTED_VIOLATIONS)).thenReturn(new Measure(CoreMetrics.WEIGHTED_VIOLATIONS, 0.0));
 111
 112     ViolationsDensityDecorator decorator = new ViolationsDensityDecorator();
 113     decorator.decorate(resource, context);
 114
 115     verify(context).saveMeasure(CoreMetrics.VIOLATIONS_DENSITY, 100.0);
 116   }
 117 }