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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.qualitymodel;
  21
  22 import com.google.common.collect.ImmutableMap;
  23 import com.google.common.collect.ImmutableSet;
  24 import com.google.common.collect.Ordering;
  25 import java.util.Arrays;
  26 import java.util.Set;
  27 import org.assertj.core.data.Offset;
  28 import org.junit.Rule;
  29 import org.junit.Test;
  30 import org.sonar.api.utils.KeyValueFormat;
  31 import org.sonar.server.computation.batch.TreeRootHolderRule;
  32 import org.sonar.server.computation.component.Component;
  33 import org.sonar.server.computation.component.ComponentVisitor;
  34 import org.sonar.server.computation.component.FileAttributes;
  35 import org.sonar.server.computation.component.ReportComponent;
  36 import org.sonar.server.computation.component.VisitorsCrawler;
  37 import org.sonar.server.computation.measure.Measure;
  38 import org.sonar.server.computation.measure.MeasureRepositoryRule;
  39 import org.sonar.server.computation.measure.MeasureVariations;
  40 import org.sonar.server.computation.metric.MetricRepositoryRule;
  41 import org.sonar.server.computation.period.Period;
  42 import org.sonar.server.computation.period.PeriodsHolderRule;
  43 import org.sonar.server.computation.scm.Changeset;
  44 import org.sonar.server.computation.scm.ScmInfoRepositoryRule;
  45
  46 import static com.google.common.base.Preconditions.checkArgument;
  47 import static org.mockito.Mockito.mock;
  48 import static org.mockito.Mockito.when;
  49 import static org.sonar.api.measures.CoreMetrics.NCLOC_DATA;
  50 import static org.sonar.api.measures.CoreMetrics.NCLOC_DATA_KEY;
  51 import static org.sonar.api.measures.CoreMetrics.NEW_SQALE_DEBT_RATIO;
  52 import static org.sonar.api.measures.CoreMetrics.NEW_SQALE_DEBT_RATIO_KEY;
  53 import static org.sonar.api.measures.CoreMetrics.NEW_TECHNICAL_DEBT;
  54 import static org.sonar.api.measures.CoreMetrics.NEW_TECHNICAL_DEBT_KEY;
  55 import static org.sonar.server.computation.component.Component.Type.DIRECTORY;
  56 import static org.sonar.server.computation.component.Component.Type.FILE;
  57 import static org.sonar.server.computation.component.Component.Type.MODULE;
  58 import static org.sonar.server.computation.component.Component.Type.PROJECT;
  59 import static org.sonar.server.computation.measure.Measure.newMeasureBuilder;
  60 import static org.sonar.server.computation.measure.MeasureAssert.assertThat;
  61
  62 public class NewQualityModelMeasuresVisitorTest {
  63   private static final String LANGUAGE_1_KEY = "language 1 key";
  64   private static final long LANGUAGE_1_DEV_COST = 30l;
  65   private static final long PERIOD_2_SNAPSHOT_DATE = 12323l;
  66   private static final long PERIOD_5_SNAPSHOT_DATE = 99999999l;
  67   private static final String SOME_ANALYSIS_UUID = "9993l";
  68   private static final String SOME_PERIOD_MODE = "some mode";
  69   private static final int ROOT_REF = 1;
  70   private static final int LANGUAGE_1_FILE_REF = 11111;
  71   private static final Offset<Double> VARIATION_COMPARISON_OFFSET = Offset.offset(0.01);
  72
  73   @Rule
  74   public ScmInfoRepositoryRule scmInfoRepository = new ScmInfoRepositoryRule();
  75   @Rule
  76   public TreeRootHolderRule treeRootHolder = new TreeRootHolderRule();
  77   @Rule
  78   public MetricRepositoryRule metricRepository = new MetricRepositoryRule()
  79     .add(NEW_TECHNICAL_DEBT)
  80     .add(NCLOC_DATA)
  81     .add(NEW_SQALE_DEBT_RATIO);
  82   @Rule
  83   public MeasureRepositoryRule measureRepository = MeasureRepositoryRule.create(treeRootHolder, metricRepository);
  84   @Rule
  85   public PeriodsHolderRule periodsHolder = new PeriodsHolderRule();
  86
  87   private RatingSettings ratingSettings = mock(RatingSettings.class);
  88
  89   private VisitorsCrawler underTest = new VisitorsCrawler(Arrays.<ComponentVisitor>asList(new NewQualityModelMeasuresVisitor(metricRepository, measureRepository, scmInfoRepository,
  90     periodsHolder, ratingSettings)));
  91
  92   @Test
  93   public void project_has_new_debt_ratio_variation_for_each_defined_period() {
  94     setTwoPeriods();
  95     treeRootHolder.setRoot(builder(PROJECT, ROOT_REF).build());
  96
  97     underTest.visit(treeRootHolder.getRoot());
  98
  99     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 100   }
 101
 102   @Test
 103   public void project_has_no_new_debt_ratio_variation_if_there_is_no_period() {
 104     periodsHolder.setPeriods();
 105     treeRootHolder.setRoot(builder(PROJECT, ROOT_REF).build());
 106
 107     underTest.visit(treeRootHolder.getRoot());
 108
 109     assertNoNewDebtRatioMeasure(ROOT_REF);
 110   }
 111
 112   @Test
 113   public void file_has_no_new_debt_ratio_variation_if_there_is_no_period() {
 114     periodsHolder.setPeriods();
 115     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 116     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 117     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 118
 119     underTest.visit(treeRootHolder.getRoot());
 120
 121     assertNoNewDebtRatioMeasure(LANGUAGE_1_FILE_REF);
 122     assertNoNewDebtRatioMeasure(ROOT_REF);
 123   }
 124
 125   @Test
 126   public void file_has_0_new_debt_ratio_if_all_scm_dates_are_before_snapshot_dates() {
 127     setTwoPeriods();
 128     treeRootHolder.setRoot(
 129       builder(PROJECT, ROOT_REF)
 130         .addChildren(
 131           builder(FILE, LANGUAGE_1_FILE_REF).setFileAttributes(new FileAttributes(false, LANGUAGE_1_KEY)).build()
 132         )
 133         .build()
 134     );
 135     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 136     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NCLOC_DATA_KEY, createNclocDataMeasure(2, 3, 4));
 137     scmInfoRepository.setScmInfo(LANGUAGE_1_FILE_REF, createChangesets(PERIOD_2_SNAPSHOT_DATE - 100, 4));
 138
 139     underTest.visit(treeRootHolder.getRoot());
 140
 141     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 0, 0);
 142     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 143   }
 144
 145   @Test
 146   public void file_has_new_debt_ratio_if_some_scm_dates_are_after_snapshot_dates() {
 147     setTwoPeriods();
 148     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 149     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 150     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 151
 152     underTest.visit(treeRootHolder.getRoot());
 153
 154     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 83.33, 0);
 155     assertNewDebtRatioValues(ROOT_REF, 83.33, 0);
 156   }
 157
 158   @Test
 159   public void new_debt_ratio_changes_with_language_cost() {
 160     setTwoPeriods();
 161     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST * 10);
 162     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 163     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 164
 165     underTest.visit(treeRootHolder.getRoot());
 166
 167     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 8.33, 0);
 168     assertNewDebtRatioValues(ROOT_REF, 8.33, 0);
 169   }
 170
 171   @Test
 172   public void new_debt_ratio_changes_with_new_technical_debt() {
 173     setTwoPeriods();
 174     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 175     setupOneFileAloneInAProject(500, 120, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 176     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(500, 120));
 177
 178     underTest.visit(treeRootHolder.getRoot());
 179
 180     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 833.33, 0);
 181     assertNewDebtRatioValues(ROOT_REF, 833.33, 0);
 182   }
 183
 184   @Test
 185   public void new_debt_ratio_on_non_file_level_is_based_on_new_technical_debt_of_that_level() {
 186     setTwoPeriods();
 187     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 188     setupOneFileAloneInAProject(500, 120, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 189     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(1200, 820));
 190
 191     underTest.visit(treeRootHolder.getRoot());
 192
 193     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 833.33, 0);
 194     assertNewDebtRatioValues(ROOT_REF, 833.33, 0);
 195   }
 196
 197   @Test
 198   public void no_new_debt_ratio_when_file_is_unit_test() {
 199     setTwoPeriods();
 200     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 201     setupOneFileAloneInAProject(50, 12, Flag.UT_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 202     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 203
 204     underTest.visit(treeRootHolder.getRoot());
 205
 206     assertNoNewDebtRatioMeasure(LANGUAGE_1_FILE_REF);
 207     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 208   }
 209
 210   @Test
 211   public void new_debt_ratio_is_0_on_non_file_level_when_all_files_are_unit_test() {
 212     setTwoPeriods();
 213     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 214     setupOneFileAloneInAProject(50, 12, Flag.UT_FILE, Flag.WITH_NCLOC, Flag.WITH_CHANGESET);
 215     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(200, 162));
 216
 217     underTest.visit(treeRootHolder.getRoot());
 218
 219     assertNoNewDebtRatioMeasure(LANGUAGE_1_FILE_REF);
 220     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 221   }
 222
 223   @Test
 224   public void new_debt_ratio_is_0_when_file_has_no_changesets() {
 225     setTwoPeriods();
 226     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 227     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.NO_CHANGESET);
 228     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 229
 230     underTest.visit(treeRootHolder.getRoot());
 231
 232     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 0, 0);
 233     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 234   }
 235
 236   @Test
 237   public void new_debt_ratio_is_0_on_non_file_level_when_no_file_has_changesets() {
 238     setTwoPeriods();
 239     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 240     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.WITH_NCLOC, Flag.NO_CHANGESET);
 241     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(200, 162));
 242
 243     underTest.visit(treeRootHolder.getRoot());
 244
 245     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 0, 0);
 246     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 247   }
 248
 249   @Test
 250   public void new_debt_ratio_is_0_when_there_is_no_ncloc_in_file() {
 251     setTwoPeriods();
 252     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 253     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.NO_NCLOC, Flag.WITH_CHANGESET);
 254     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 255
 256     underTest.visit(treeRootHolder.getRoot());
 257
 258     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 0, 0);
 259     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 260   }
 261
 262   @Test
 263   public void new_debt_ratio_is_0_on_non_file_level_when_one_file_has_zero_new_debt_because_of_no_changeset() {
 264     setTwoPeriods();
 265     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 266     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.NO_NCLOC, Flag.WITH_CHANGESET);
 267     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(200, 162));
 268
 269     underTest.visit(treeRootHolder.getRoot());
 270
 271     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 0, 0);
 272     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 273   }
 274
 275   @Test
 276   public void new_debt_ratio_is_0_when_ncloc_measure_is_missing() {
 277     setTwoPeriods();
 278     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 279     setupOneFileAloneInAProject(50, 12, Flag.SRC_FILE, Flag.MISSING_MEASURE_NCLOC, Flag.WITH_CHANGESET);
 280     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(50, 12));
 281
 282     underTest.visit(treeRootHolder.getRoot());
 283
 284     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 0, 0);
 285     assertNewDebtRatioValues(ROOT_REF, 0, 0);
 286   }
 287
 288   @Test
 289   public void leaf_components_always_have_a_measure_when_at_least_one_period_exist_and_ratio_is_computed_from_current_level_new_debt() {
 290     setTwoPeriods();
 291     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 292     treeRootHolder.setRoot(
 293       builder(PROJECT, ROOT_REF)
 294         .addChildren(
 295           builder(MODULE, 11)
 296             .addChildren(
 297               builder(DIRECTORY, 111)
 298                 .addChildren(
 299                   builder(FILE, LANGUAGE_1_FILE_REF).setFileAttributes(new FileAttributes(false, LANGUAGE_1_KEY)).build()
 300                 ).build()
 301             ).build()
 302         ).build()
 303     );
 304
 305     Measure newDebtMeasure = createNewDebtMeasure(50, 12);
 306     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NEW_TECHNICAL_DEBT_KEY, newDebtMeasure);
 307     measureRepository.addRawMeasure(111, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(150, 112));
 308     measureRepository.addRawMeasure(11, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(200, 112));
 309     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY, createNewDebtMeasure(250, 212));
 310     // 4 lines file, only first one is not ncloc
 311     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NCLOC_DATA_KEY, createNclocDataMeasure(2, 3, 4));
 312     // first 2 lines are before all snapshots, 2 last lines are after PERIOD 2's snapshot date
 313     scmInfoRepository.setScmInfo(LANGUAGE_1_FILE_REF, createChangesets(PERIOD_2_SNAPSHOT_DATE - 100, 2, PERIOD_2_SNAPSHOT_DATE + 100, 2));
 314
 315     underTest.visit(treeRootHolder.getRoot());
 316
 317     assertNewDebtRatioValues(LANGUAGE_1_FILE_REF, 83.33, 0);
 318     assertNewDebtRatioValues(111, 83.33, 0);
 319     assertNewDebtRatioValues(11, 83.33, 0);
 320     assertNewDebtRatioValues(ROOT_REF, 83.33, 0);
 321   }
 322
 323   @Test
 324   public void new_debt_ratio_is_computed_for_five_periods() throws Exception {
 325     long period1 = 10000L;
 326     long period2 = 20000L;
 327     long period3 = 30000L;
 328     long period4 = 40000L;
 329     long period5 = 50000L;
 330
 331     periodsHolder.setPeriods(
 332       new Period(1, SOME_PERIOD_MODE, null, period1, SOME_ANALYSIS_UUID),
 333       new Period(2, SOME_PERIOD_MODE, null, period2, SOME_ANALYSIS_UUID),
 334       new Period(3, SOME_PERIOD_MODE, null, period3, SOME_ANALYSIS_UUID),
 335       new Period(4, SOME_PERIOD_MODE, null, period4, SOME_ANALYSIS_UUID),
 336       new Period(5, SOME_PERIOD_MODE, null, period5, SOME_ANALYSIS_UUID));
 337
 338     when(ratingSettings.getDevCost(LANGUAGE_1_KEY)).thenReturn(LANGUAGE_1_DEV_COST);
 339
 340     treeRootHolder.setRoot(
 341       builder(PROJECT, ROOT_REF)
 342         .addChildren(builder(FILE, LANGUAGE_1_FILE_REF).setFileAttributes(new FileAttributes(false, LANGUAGE_1_KEY)).build())
 343         .build()
 344     );
 345
 346     Measure newDebtMeasure = newMeasureBuilder().setVariations(new MeasureVariations(500d, 500d, 500d, 120d, 120d)).createNoValue();
 347     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NEW_TECHNICAL_DEBT_KEY, newDebtMeasure);
 348     // 4 lines file, only first one is not ncloc
 349     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NCLOC_DATA_KEY, createNclocDataMeasure(2, 3, 4));
 350     // first 2 lines are before all snapshots, 2 last lines are after PERIOD 2's snapshot date
 351     scmInfoRepository.setScmInfo(LANGUAGE_1_FILE_REF, createChangesets(period2 - 100, 2, period2 + 100, 2));
 352
 353     measureRepository.addRawMeasure(ROOT_REF, NEW_TECHNICAL_DEBT_KEY,
 354       newMeasureBuilder().setVariations(new MeasureVariations(1200d, 1200d, 1200d, 820d, 820d)).createNoValue());
 355
 356     underTest.visit(treeRootHolder.getRoot());
 357
 358     assertThat(measureRepository.getAddedRawMeasure(LANGUAGE_1_FILE_REF, NEW_SQALE_DEBT_RATIO_KEY))
 359       .hasVariation1(833.333, VARIATION_COMPARISON_OFFSET)
 360       .hasVariation2(833.333, VARIATION_COMPARISON_OFFSET)
 361       .hasVariation3(0d, VARIATION_COMPARISON_OFFSET)
 362       .hasVariation4(0d, VARIATION_COMPARISON_OFFSET)
 363       .hasVariation5(0d, VARIATION_COMPARISON_OFFSET);
 364   }
 365
 366   private void setupOneFileAloneInAProject(int newDebtPeriod2, int newDebtPeriod4, Flag isUnitTest, Flag withNclocLines, Flag withChangeSets) {
 367     checkArgument(isUnitTest == Flag.UT_FILE || isUnitTest == Flag.SRC_FILE);
 368     checkArgument(withNclocLines == Flag.WITH_NCLOC || withNclocLines == Flag.NO_NCLOC || withNclocLines == Flag.MISSING_MEASURE_NCLOC);
 369     checkArgument(withChangeSets == Flag.WITH_CHANGESET || withChangeSets == Flag.NO_CHANGESET);
 370
 371     treeRootHolder.setRoot(
 372       builder(PROJECT, ROOT_REF)
 373         .addChildren(
 374           builder(FILE, LANGUAGE_1_FILE_REF).setFileAttributes(new FileAttributes(isUnitTest == Flag.UT_FILE, LANGUAGE_1_KEY)).build()
 375         )
 376         .build()
 377     );
 378
 379     Measure newDebtMeasure = createNewDebtMeasure(newDebtPeriod2, newDebtPeriod4);
 380     measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NEW_TECHNICAL_DEBT_KEY, newDebtMeasure);
 381     if (withNclocLines == Flag.WITH_NCLOC) {
 382       // 4 lines file, only first one is not ncloc
 383       measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NCLOC_DATA_KEY, createNclocDataMeasure(2, 3, 4));
 384     } else if (withNclocLines == Flag.NO_NCLOC) {
 385       // 4 lines file, none of which is ncloc
 386       measureRepository.addRawMeasure(LANGUAGE_1_FILE_REF, NCLOC_DATA_KEY, createNoNclocDataMeasure(4));
 387     }
 388     if (withChangeSets == Flag.WITH_CHANGESET) {
 389       // first 2 lines are before all snapshots, 2 last lines are after PERIOD 2's snapshot date
 390       scmInfoRepository.setScmInfo(LANGUAGE_1_FILE_REF, createChangesets(PERIOD_2_SNAPSHOT_DATE - 100, 2, PERIOD_2_SNAPSHOT_DATE + 100, 2));
 391     }
 392   }
 393
 394   private enum Flag {
 395     UT_FILE, SRC_FILE, NO_CHANGESET, WITH_CHANGESET, WITH_NCLOC, NO_NCLOC, MISSING_MEASURE_NCLOC
 396   }
 397
 398   public static ReportComponent.Builder builder(Component.Type type, int ref) {
 399     return ReportComponent.builder(type, ref).setKey(String.valueOf(ref));
 400   }
 401
 402   private Measure createNewDebtMeasure(double period2Value, double period4Value) {
 403     return newMeasureBuilder().setVariations(new MeasureVariations(null, period2Value, null, period4Value, null)).createNoValue();
 404   }
 405
 406   private static Measure createNclocDataMeasure(Integer... nclocLines) {
 407     Set<Integer> nclocLinesSet = ImmutableSet.copyOf(nclocLines);
 408     int max = Ordering.<Integer>natural().max(nclocLinesSet);
 409     ImmutableMap.Builder<Integer, Integer> builder = ImmutableMap.builder();
 410     for (int i = 1; i <= max; i++) {
 411       builder.put(i, nclocLinesSet.contains(i) ? 1 : 0);
 412     }
 413     return newMeasureBuilder().create(KeyValueFormat.format(builder.build(), KeyValueFormat.newIntegerConverter(), KeyValueFormat.newIntegerConverter()));
 414   }
 415
 416   private static Measure createNoNclocDataMeasure(int lineCount) {
 417     ImmutableMap.Builder<Integer, Integer> builder = ImmutableMap.builder();
 418     for (int i = 1; i <= lineCount; i++) {
 419       builder.put(i, 0);
 420     }
 421     return newMeasureBuilder().create(KeyValueFormat.format(builder.build(), KeyValueFormat.newIntegerConverter(), KeyValueFormat.newIntegerConverter()));
 422   }
 423
 424   /**
 425    * Creates changesets of {@code lines} lines which all have the same date {@code scmDate}.
 426    */
 427   private static Changeset[] createChangesets(long scmDate, int lines) {
 428     Changeset changetset = Changeset.newChangesetBuilder().setDate(scmDate).setRevision("rev-1").build();
 429     Changeset[] changesets = new Changeset[lines];
 430     for (int i = 0; i < lines; i++) {
 431       changesets[i] = changetset;
 432     }
 433     return changesets;
 434   }
 435
 436   /**
 437    * Creates a changeset of {@code lineCount} lines which have the date {@code scmDate} and {@code otherLineCount} lines which
 438    * have the date {@code otherScmDate}.
 439    */
 440   private static Changeset[] createChangesets(long scmDate, int lineCount, long otherScmDate, int otherLineCount) {
 441     Changeset[] changesets = new Changeset[lineCount + otherLineCount];
 442     Changeset changetset1 = Changeset.newChangesetBuilder().setDate(scmDate).setRevision("rev-1").build();
 443     for (int i = 0; i < lineCount; i++) {
 444       changesets[i] = changetset1;
 445     }
 446     Changeset changetset2 = Changeset.newChangesetBuilder().setDate(otherScmDate).setRevision("rev-2").build();
 447     for (int i = lineCount; i < lineCount + otherLineCount; i++) {
 448       changesets[i] = changetset2;
 449     }
 450     return changesets;
 451   }
 452
 453   private void assertNoNewDebtRatioMeasure(int componentRef) {
 454     assertThat(measureRepository.getAddedRawMeasure(componentRef, NEW_SQALE_DEBT_RATIO_KEY))
 455       .isAbsent();
 456   }
 457
 458   private void assertNewDebtRatioValues(int componentRef, double expectedPeriod2Value, double expectedPeriod4Value) {
 459     assertThat(measureRepository.getAddedRawMeasure(componentRef, NEW_SQALE_DEBT_RATIO_KEY))
 460       .hasVariation2(expectedPeriod2Value, VARIATION_COMPARISON_OFFSET)
 461       .hasVariation4(expectedPeriod4Value, VARIATION_COMPARISON_OFFSET);
 462   }
 463
 464   private void setTwoPeriods() {
 465     periodsHolder.setPeriods(
 466       new Period(2, SOME_PERIOD_MODE, null, PERIOD_2_SNAPSHOT_DATE, SOME_ANALYSIS_UUID),
 467       new Period(4, SOME_PERIOD_MODE, null, PERIOD_5_SNAPSHOT_DATE, SOME_ANALYSIS_UUID));
 468   }
 469 }