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   1 /*
   2  * Sonar, open source software quality management tool.
   3  * Copyright (C) 2008-2012 SonarSource
   4  * mailto:contact AT sonarsource DOT com
   5  *
   6  * Sonar 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  * Sonar 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
  17  * License along with Sonar; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
  19  */
  20 package org.sonar.plugins.core.timemachine;
  21
  22 import org.junit.Test;
  23 import org.mockito.Matchers;
  24 import org.sonar.api.CoreProperties;
  25 import org.sonar.api.batch.DecoratorContext;
  26 import org.sonar.api.database.model.MeasureModel;
  27 import org.sonar.api.measures.*;
  28 import org.sonar.api.resources.*;
  29 import org.sonar.api.rules.Rule;
  30 import org.sonar.api.rules.RulePriority;
  31 import org.sonar.batch.components.PastMeasuresLoader;
  32 import org.sonar.batch.components.PastSnapshot;
  33 import org.sonar.batch.components.TimeMachineConfiguration;
  34 import org.sonar.jpa.test.AbstractDbUnitTestCase;
  35
  36 import java.util.Arrays;
  37 import java.util.Date;
  38
  39 import static org.hamcrest.CoreMatchers.is;
  40 import static org.hamcrest.MatcherAssert.assertThat;
  41 import static org.hamcrest.core.IsNull.nullValue;
  42 import static org.mockito.Mockito.*;
  43
  44 public class VariationDecoratorTest extends AbstractDbUnitTestCase {
  45
  46   public static final int NCLOC_ID = 12;
  47   public static final Metric NCLOC = new Metric("ncloc").setId(NCLOC_ID);
  48
  49   public static final int COVERAGE_ID = 16;
  50   public static final Metric COVERAGE = new Metric("coverage").setId(COVERAGE_ID);
  51
  52   public static final int VIOLATIONS_ID = 17;
  53   public static final Metric VIOLATIONS = new Metric("violations").setId(VIOLATIONS_ID);
  54
  55   @Test
  56   public void shouldComputeVariations() {
  57     TimeMachineConfiguration conf = mock(TimeMachineConfiguration.class);
  58     when(conf.isFileVariationEnabled()).thenReturn(false);
  59     VariationDecorator decorator = new VariationDecorator(mock(PastMeasuresLoader.class), mock(MetricFinder.class), conf);
  60
  61     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_PREVIOUS_ANALYSIS, new Project("foo")), is(true));
  62     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_DATE, new Project("foo")), is(true));
  63   }
  64
  65   @Test
  66   public void shouldNotComputeFileVariations() {
  67     TimeMachineConfiguration conf = mock(TimeMachineConfiguration.class);
  68     when(conf.isFileVariationEnabled()).thenReturn(false);
  69     VariationDecorator decorator = new VariationDecorator(mock(PastMeasuresLoader.class), mock(MetricFinder.class), conf);
  70
  71     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_PREVIOUS_ANALYSIS, new JavaFile("org.foo.Bar")), is(false));
  72     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_DATE, new JavaFile("org.foo.Bar")), is(false));
  73     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_PREVIOUS_ANALYSIS, new File("org/foo/Bar.php")), is(false));
  74     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_DATE, new File("org/foo/Bar.php")), is(false));
  75   }
  76
  77   @Test
  78   public void shouldComputeFileVariationsIfExplictlyEnabled() {
  79     TimeMachineConfiguration conf = mock(TimeMachineConfiguration.class);
  80     when(conf.isFileVariationEnabled()).thenReturn(true);
  81     VariationDecorator decorator = new VariationDecorator(mock(PastMeasuresLoader.class), mock(MetricFinder.class), conf);
  82
  83     // only for variation with reference analysis
  84     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_PREVIOUS_ANALYSIS, new JavaFile("org.foo.Bar")), is(true));
  85     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_DATE, new JavaFile("org.foo.Bar")), is(false));
  86     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_PREVIOUS_ANALYSIS, new File("org/foo/Bar.php")), is(true));
  87     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_DATE, new File("org/foo/Bar.php")), is(false));
  88
  89     // no side-effect on other resources
  90     assertThat(decorator.shouldComputeVariation(CoreProperties.TIMEMACHINE_MODE_PREVIOUS_ANALYSIS, new Project("foo")), is(true));
  91   }
  92
  93   @Test
  94   public void shouldCompareAndSaveVariation() {
  95     Resource javaPackage = new JavaPackage("org.foo");
  96
  97     PastMeasuresLoader pastMeasuresLoader = mock(PastMeasuresLoader.class);
  98     PastSnapshot pastSnapshot1 = new PastSnapshot("days", new Date()).setIndex(1);
  99     PastSnapshot pastSnapshot3 = new PastSnapshot("days", new Date()).setIndex(3);
 100
 101     // first past analysis
 102     when(pastMeasuresLoader.getPastMeasures(javaPackage, pastSnapshot1)).thenReturn(Arrays.asList(
 103         new Object[]{NCLOC_ID, null, null, 180.0},
 104         new Object[]{COVERAGE_ID, null, null, 75.0}));
 105
 106     // second past analysis
 107     when(pastMeasuresLoader.getPastMeasures(javaPackage, pastSnapshot3)).thenReturn(Arrays.<Object[]>asList(
 108         new Object[]{NCLOC_ID, null, null, 240.0}));
 109
 110     // current analysis
 111     DecoratorContext context = mock(DecoratorContext.class);
 112     Measure currentNcloc = newMeasure(NCLOC, 200.0);
 113     Measure currentCoverage = newMeasure(COVERAGE, 80.0);
 114     when(context.getMeasures(Matchers.<MeasuresFilter>anyObject())).thenReturn(Arrays.asList(currentNcloc, currentCoverage));
 115
 116     VariationDecorator decorator = new VariationDecorator(pastMeasuresLoader, mock(MetricFinder.class), Arrays.asList(pastSnapshot1, pastSnapshot3), false);
 117     decorator.decorate(javaPackage, context);
 118
 119     // context updated for each variation : 2 times for ncloc and 1 time for coverage
 120     verify(context, times(3)).saveMeasure(Matchers.<Measure>anyObject());
 121
 122     assertThat(currentNcloc.getVariation1(), is(20.0));
 123     assertThat(currentNcloc.getVariation2(), nullValue());
 124     assertThat(currentNcloc.getVariation3(), is(-40.0));
 125
 126     assertThat(currentCoverage.getVariation1(), is(5.0));
 127     assertThat(currentCoverage.getVariation2(), nullValue());
 128     assertThat(currentCoverage.getVariation3(), nullValue());
 129   }
 130
 131   @Test
 132   public void shouldComputeVariationOfRuleMeasures() {
 133     Rule rule1 = Rule.create();
 134     rule1.setId(1);
 135     Rule rule2 = Rule.create();
 136     rule2.setId(2);
 137
 138     Resource javaPackage = new JavaPackage("org.foo");
 139
 140     PastMeasuresLoader pastMeasuresLoader = mock(PastMeasuresLoader.class);
 141     PastSnapshot pastSnapshot1 = new PastSnapshot("days", new Date()).setIndex(1);
 142
 143     // first past analysis
 144     when(pastMeasuresLoader.getPastMeasures(javaPackage, pastSnapshot1)).thenReturn(Arrays.asList(
 145         new Object[]{VIOLATIONS_ID, null, null, 180.0},//total
 146         new Object[]{VIOLATIONS_ID, null, rule1.getId(), 100.0},// rule 1
 147         new Object[]{VIOLATIONS_ID, null, rule2.getId(), 80.0})); // rule 2
 148
 149     // current analysis
 150     DecoratorContext context = mock(DecoratorContext.class);
 151     Measure violations = newMeasure(VIOLATIONS, 200.0);
 152     Measure violationsRule1 = RuleMeasure.createForRule(VIOLATIONS, rule1, 130.0);
 153     Measure violationsRule2 = RuleMeasure.createForRule(VIOLATIONS, rule2, 70.0);
 154     when(context.getMeasures(Matchers.<MeasuresFilter>anyObject())).thenReturn(Arrays.asList(violations, violationsRule1, violationsRule2));
 155
 156     VariationDecorator decorator = new VariationDecorator(pastMeasuresLoader, mock(MetricFinder.class), Arrays.asList(pastSnapshot1), false);
 157     decorator.decorate(javaPackage, context);
 158
 159     // context updated for each variation
 160     verify(context, times(3)).saveMeasure(Matchers.<Measure>anyObject());
 161
 162     assertThat(violations.getVariation1(), is(20.0));
 163   }
 164
 165   private Measure newMeasure(Metric metric, double value) {
 166     return new Measure(metric, value);
 167   }
 168 }