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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2016 SonarSource SA
   4  * mailto:contact 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.formula.coverage;
  21
  22 import com.google.common.base.Optional;
  23 import java.util.HashMap;
  24 import java.util.List;
  25 import java.util.Map;
  26 import org.junit.Rule;
  27 import org.junit.Test;
  28 import org.junit.rules.ExpectedException;
  29 import org.junit.rules.ExternalResource;
  30 import org.sonar.server.computation.task.projectanalysis.component.Component;
  31 import org.sonar.server.computation.task.projectanalysis.formula.CounterInitializationContext;
  32 import org.sonar.server.computation.task.projectanalysis.measure.Measure;
  33 import org.sonar.server.computation.task.projectanalysis.period.Period;
  34
  35 import static com.google.common.base.Preconditions.checkNotNull;
  36 import static com.google.common.base.Preconditions.checkState;
  37 import static org.assertj.core.api.Assertions.assertThat;
  38 import static org.sonar.server.computation.task.projectanalysis.formula.coverage.CoverageUtils.getLongMeasureValue;
  39 import static org.sonar.server.computation.task.projectanalysis.formula.coverage.CoverageUtils.getMeasureVariations;
  40 import static org.sonar.server.computation.task.projectanalysis.measure.Measure.newMeasureBuilder;
  41
  42 public class CoverageUtilsTest {
  43
  44   private static final String SOME_METRIC_KEY = "some key";
  45   public static final double DEFAULT_VARIATION = 0d;
  46
  47   @Rule
  48   public CounterInitializationContextRule fileAggregateContext = new CounterInitializationContextRule();
  49   @Rule
  50   public ExpectedException expectedException = ExpectedException.none();
  51
  52   @Test
  53   public void verify_calculate_coverage() {
  54     assertThat(CoverageUtils.calculateCoverage(5, 10)).isEqualTo(50d);
  55   }
  56
  57   @Test
  58   public void getLongMeasureValue_returns_0_if_measure_does_not_exist() {
  59     assertThat(getLongMeasureValue(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(0L);
  60   }
  61
  62   @Test
  63   public void getLongMeasureValue_returns_0_if_measure_is_NO_VALUE() {
  64     fileAggregateContext.put(SOME_METRIC_KEY, newMeasureBuilder().createNoValue());
  65
  66     assertThat(getLongMeasureValue(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(0L);
  67   }
  68
  69   @Test
  70   public void getLongMeasureValue_returns_value_if_measure_is_INT() {
  71     fileAggregateContext.put(SOME_METRIC_KEY, newMeasureBuilder().create(152));
  72
  73     assertThat(getLongMeasureValue(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(152L);
  74   }
  75
  76   @Test
  77   public void getLongMeasureValue_returns_value_if_measure_is_LONG() {
  78     fileAggregateContext.put(SOME_METRIC_KEY, newMeasureBuilder().create(152L));
  79
  80     assertThat(getLongMeasureValue(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(152L);
  81   }
  82
  83   @Test
  84   public void getLongMeasureValue_throws_ISE_if_measure_is_DOUBLE() {
  85     expectedException.expect(IllegalStateException.class);
  86     expectedException.expectMessage("value can not be converted to long because current value type is a DOUBLE");
  87
  88     fileAggregateContext.put(SOME_METRIC_KEY, newMeasureBuilder().create(152d, 1));
  89
  90     getLongMeasureValue(fileAggregateContext, SOME_METRIC_KEY);
  91   }
  92
  93   @Test
  94   public void getMeasureVariations_returns_0_in_all_MeasureVariations_if_there_is_no_measure() {
  95     assertThat(getMeasureVariations(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(DEFAULT_VARIATION);
  96   }
  97
  98   @Test
  99   public void getMeasureVariations_returns_0_in_all_MeasureVariations_if_there_is_measure_has_no_variations() {
 100     fileAggregateContext.put(SOME_METRIC_KEY, newMeasureBuilder().createNoValue());
 101
 102     assertThat(getMeasureVariations(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(DEFAULT_VARIATION);
 103   }
 104
 105   @Test
 106   public void getMeasureVariations_returns_MeasureVariations_of_measure_when_it_has_one() {
 107     fileAggregateContext.put(SOME_METRIC_KEY, newMeasureBuilder().setVariation(5d).createNoValue());
 108
 109     assertThat(getMeasureVariations(fileAggregateContext, SOME_METRIC_KEY)).isEqualTo(5d);
 110   }
 111
 112   private static class CounterInitializationContextRule extends ExternalResource implements CounterInitializationContext {
 113     private final Map<String, Measure> measures = new HashMap<>();
 114
 115     public CounterInitializationContextRule put(String metricKey, Measure measure) {
 116       checkNotNull(metricKey);
 117       checkNotNull(measure);
 118       checkState(!measures.containsKey(metricKey));
 119       measures.put(metricKey, measure);
 120       return this;
 121     }
 122
 123     @Override
 124     protected void after() {
 125       measures.clear();
 126     }
 127
 128     @Override
 129     public Component getLeaf() {
 130       throw new UnsupportedOperationException("getFile is not supported");
 131     }
 132
 133     @Override
 134     public Optional<Measure> getMeasure(String metricKey) {
 135       return Optional.fromNullable(measures.get(metricKey));
 136     }
 137
 138     @Override
 139     public List<Period> getPeriods() {
 140       throw new UnsupportedOperationException("getPeriods is not supported");
 141     }
 142
 143     @Override
 144     public Period getPeriod() {
 145       throw new UnsupportedOperationException("getPeriod is not supported");
 146     }
 147
 148     @Override
 149     public boolean hasPeriod() {
 150       throw new UnsupportedOperationException("hasPeriod is not supported");
 151     }
 152   }
 153 }