source.dussan.org Git - sonarqube.git/blob

   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 java.util.Arrays;
  23 import java.util.EnumSet;
  24 import java.util.HashMap;
  25 import java.util.Map;
  26 import java.util.Objects;
  27 import java.util.function.Function;
  28 import javax.annotation.Nullable;
  29 import org.junit.Rule;
  30 import org.junit.Test;
  31 import org.junit.rules.ExpectedException;
  32 import org.junit.rules.ExternalResource;
  33 import org.sonar.core.component.ComponentKeys;
  34 import org.sonar.db.component.SnapshotDto;
  35 import org.sonar.scanner.protocol.output.ScannerReport;
  36 import org.sonar.server.computation.task.projectanalysis.analysis.Project;
  37
  38 import static com.google.common.base.Preconditions.checkArgument;
  39 import static org.assertj.core.api.Assertions.assertThat;
  40 import static org.junit.Assert.fail;
  41 import static org.sonar.scanner.protocol.output.ScannerReport.Component.newBuilder;
  42 import static org.sonar.scanner.protocol.output.ScannerReport.Component.ComponentType.DIRECTORY;
  43 import static org.sonar.scanner.protocol.output.ScannerReport.Component.ComponentType.FILE;
  44 import static org.sonar.scanner.protocol.output.ScannerReport.Component.ComponentType.MODULE;
  45 import static org.sonar.scanner.protocol.output.ScannerReport.Component.ComponentType.PROJECT;
  46 import static org.sonar.scanner.protocol.output.ScannerReport.Component.ComponentType.UNRECOGNIZED;
  47 import static org.sonar.server.computation.task.projectanalysis.component.ComponentVisitor.Order.PRE_ORDER;
  48
  49 public class ComponentTreeBuilderTest {
  50
  51   private static final ComponentKeyGenerator KEY_GENERATOR = (module, component) -> "generated_"
  52     + ComponentKeys.createEffectiveKey(module.getKey(), component != null ? component.getPath() : null);
  53   private static final ComponentKeyGenerator PUBLIC_KEY_GENERATOR = (module, component) -> "public_"
  54     + ComponentKeys.createEffectiveKey(module.getKey(), component != null ? component.getPath() : null);
  55   private static final Function<String, String> UUID_SUPPLIER = (componentKey) -> componentKey + "_uuid";
  56   private static final EnumSet<ScannerReport.Component.ComponentType> REPORT_TYPES = EnumSet.of(PROJECT, MODULE, DIRECTORY, FILE);
  57
  58   @Rule
  59   public ExpectedException expectedException = ExpectedException.none();
  60
  61   @Rule
  62   public ScannerComponentProvider scannerComponentProvider = new ScannerComponentProvider();
  63
  64   private Project projectInDb = new Project(UUID_SUPPLIER.apply("K1"), "K1", "theProjectName");
  65
  66   @Test
  67   public void build_throws_IAE_for_all_types_but_PROJECT_MODULE_DIRECTORY_FILE() {
  68     Arrays.stream(ScannerReport.Component.ComponentType.values())
  69       .filter((type) -> type != UNRECOGNIZED)
  70       .filter((type) -> !REPORT_TYPES.contains(type))
  71       .forEach(
  72         (type) -> {
  73           ScannerReport.Component component = newBuilder().setType(type).build();
  74           try {
  75             call(component);
  76             fail("Should have thrown a IllegalArgumentException");
  77           } catch (IllegalArgumentException e) {
  78             assertThat(e).hasMessage("Unsupported component type '" + type + "'");
  79           }
  80         });
  81   }
  82
  83   @Test
  84   public void by_default_project_is_loaded_from_report() {
  85     String nameInReport = "the name";
  86     String descriptionInReport = "the desc";
  87     Component root = call(newBuilder()
  88       .setType(PROJECT)
  89       .setKey(projectInDb.getKey())
  90       .setRef(42)
  91       .setName(nameInReport)
  92       .setDescription(descriptionInReport)
  93       .setVersion("6.5")
  94       .build());
  95
  96     assertThat(root.getUuid()).isEqualTo("generated_K1_uuid");
  97     assertThat(root.getKey()).isEqualTo("generated_K1");
  98     assertThat(root.getPublicKey()).isEqualTo("public_K1");
  99     assertThat(root.getType()).isEqualTo(Component.Type.PROJECT);
 100     assertThat(root.getName()).isEqualTo(nameInReport);
 101     assertThat(root.getDescription()).isEqualTo(descriptionInReport);
 102     assertThat(root.getReportAttributes().getRef()).isEqualTo(42);
 103     assertThat(root.getReportAttributes().getPath()).isNull();
 104     assertThat(root.getReportAttributes().getVersion()).isEqualTo("6.5");
 105     assertThatFileAttributesAreNotSet(root);
 106   }
 107
 108   @Test
 109   public void project_name_is_loaded_from_db_if_absent_from_report() {
 110     Component root = call(newBuilder()
 111       .setType(PROJECT)
 112       .build());
 113
 114     assertThat(root.getName()).isEqualTo(projectInDb.getName());
 115   }
 116
 117   @Test
 118   public void project_version_is_loaded_from_db_if_absent_from_report() {
 119     SnapshotDto baseAnalysis = new SnapshotDto().setVersion("6.5");
 120     Component root = call(newBuilder()
 121       .setType(PROJECT)
 122       .build(), baseAnalysis);
 123
 124     assertThat(root.getReportAttributes().getVersion()).isEqualTo("6.5");
 125   }
 126
 127   @Test
 128   public void project_version_is_loaded_from_db_if_empty_report() {
 129     SnapshotDto baseAnalysis = new SnapshotDto().setVersion("6.5");
 130     Component root = call(newBuilder()
 131       .setType(PROJECT)
 132       .setVersion("")
 133       .build(), baseAnalysis);
 134
 135     assertThat(root.getReportAttributes().getVersion()).isEqualTo("6.5");
 136   }
 137
 138   @Test
 139   public void project_version_is_hardcoded_if_absent_from_report_and_db() {
 140     Component root = call(newBuilder()
 141       .setType(PROJECT)
 142       .build());
 143
 144     assertThat(root.getReportAttributes().getVersion()).isEqualTo("not provided");
 145   }
 146
 147   @Test
 148   public void project_description_is_null_if_absent_from_report() {
 149     Component root = call(newBuilder()
 150       .setType(PROJECT)
 151       .build());
 152
 153     assertThat(root.getDescription()).isNull();
 154   }
 155
 156   @Test
 157   public void keys_of_module_directory_and_file_are_generated() {
 158     ScannerReport.Component project = newBuilder()
 159       .setType(PROJECT)
 160       .setKey(projectInDb.getKey())
 161       .setRef(1)
 162       .addChildRef(2)
 163       .build();
 164     scannerComponentProvider.add(newBuilder()
 165       .setRef(2)
 166       .setType(MODULE)
 167       .setKey("M")
 168       .addChildRef(3));
 169     scannerComponentProvider.add(newBuilder()
 170       .setRef(3)
 171       .setType(DIRECTORY)
 172       .setPath("src/js")
 173       .addChildRef(4));
 174     scannerComponentProvider.add(newBuilder()
 175       .setRef(4)
 176       .setType(FILE)
 177       .setPath("src/js/Foo.js")
 178       .setLines(1));
 179
 180     Component root = call(project);
 181     assertThat(root.getKey()).isEqualTo("generated_" + projectInDb.getKey());
 182     assertThat(root.getPublicKey()).isEqualTo("public_" + projectInDb.getKey());
 183     assertThat(root.getChildren()).hasSize(1);
 184
 185     Component module = root.getChildren().iterator().next();
 186     assertThat(module.getKey()).isEqualTo("generated_M");
 187     assertThat(module.getPublicKey()).isEqualTo("public_M");
 188     assertThat(module.getChildren()).hasSize(1);
 189
 190     Component directory = module.getChildren().iterator().next();
 191     assertThat(directory.getKey()).isEqualTo("generated_M:src/js");
 192     assertThat(directory.getPublicKey()).isEqualTo("public_M:src/js");
 193     assertThat(directory.getChildren()).hasSize(1);
 194
 195     Component file = directory.getChildren().iterator().next();
 196     assertThat(file.getKey()).isEqualTo("generated_M:src/js/Foo.js");
 197     assertThat(file.getPublicKey()).isEqualTo("public_M:src/js/Foo.js");
 198     assertThat(file.getChildren()).isEmpty();
 199   }
 200
 201   @Test
 202   public void names_of_module_directory_and_file_are_public_keys_if_names_are_absent_from_report() {
 203     ScannerReport.Component project = newBuilder()
 204       .setType(PROJECT)
 205       .setKey(projectInDb.getKey())
 206       .setRef(1)
 207       .addChildRef(2)
 208       .build();
 209     scannerComponentProvider.add(newBuilder()
 210       .setRef(2)
 211       .setType(MODULE)
 212       .setKey("M")
 213       .addChildRef(3));
 214     scannerComponentProvider.add(newBuilder()
 215       .setRef(3)
 216       .setType(DIRECTORY)
 217       .setPath("src/js")
 218       .addChildRef(4));
 219     scannerComponentProvider.add(newBuilder()
 220       .setRef(4)
 221       .setType(FILE)
 222       .setPath("src/js/Foo.js")
 223       .setLines(1));
 224
 225     Component root = call(project);
 226
 227     Component module = root.getChildren().iterator().next();
 228     assertThat(module.getName()).isEqualTo("public_M");
 229
 230     Component directory = module.getChildren().iterator().next();
 231     assertThat(directory.getName()).isEqualTo("public_M:src/js");
 232
 233     Component file = directory.getChildren().iterator().next();
 234     assertThat(file.getName()).isEqualTo("public_M:src/js/Foo.js");
 235   }
 236
 237   @Test
 238   public void names_of_module_directory_and_file_are_public_keys_if_names_are_empty_in_report() {
 239     ScannerReport.Component project = newBuilder()
 240       .setType(PROJECT)
 241       .setKey(projectInDb.getKey())
 242       .setRef(1)
 243       .addChildRef(2)
 244       .build();
 245     scannerComponentProvider.add(newBuilder()
 246       .setRef(2)
 247       .setType(MODULE)
 248       .setKey("M")
 249       .setName("")
 250       .addChildRef(3));
 251     scannerComponentProvider.add(newBuilder()
 252       .setRef(3)
 253       .setType(DIRECTORY)
 254       .setPath("src/js")
 255       .setName("")
 256       .addChildRef(4));
 257     scannerComponentProvider.add(newBuilder()
 258       .setRef(4)
 259       .setType(FILE)
 260       .setPath("src/js/Foo.js")
 261       .setName("")
 262       .setLines(1));
 263
 264     Component root = call(project);
 265
 266     Component module = root.getChildren().iterator().next();
 267     assertThat(module.getName()).isEqualTo("public_M");
 268
 269     Component directory = module.getChildren().iterator().next();
 270     assertThat(directory.getName()).isEqualTo("public_M:src/js");
 271
 272     Component file = directory.getChildren().iterator().next();
 273     assertThat(file.getName()).isEqualTo("public_M:src/js/Foo.js");
 274   }
 275
 276   private void assertThatFileAttributesAreNotSet(Component root) {
 277     try {
 278       root.getFileAttributes();
 279       fail();
 280     } catch (IllegalStateException e) {
 281       assertThat(e).hasMessage("Only component of type FILE have a FileAttributes object");
 282     }
 283   }
 284
 285   @Test
 286   public void keys_of_module_directory_and_files_includes_name_of_closest_module() {
 287     ScannerReport.Component project = newBuilder()
 288       .setType(PROJECT)
 289       .setKey("project 1")
 290       .setRef(1)
 291       .addChildRef(11).addChildRef(21).addChildRef(31).build();
 292     scannerComponentProvider.add(newBuilder().setRef(11).setType(MODULE).setKey("module 1").addChildRef(12).addChildRef(22).addChildRef(32));
 293     scannerComponentProvider.add(newBuilder().setRef(12).setType(MODULE).setKey("module 2").addChildRef(13).addChildRef(23).addChildRef(33));
 294     scannerComponentProvider.add(newBuilder().setRef(13).setType(MODULE).setKey("module 3").addChildRef(24).addChildRef(34));
 295     scannerComponentProvider.add(newBuilder().setRef(21).setType(DIRECTORY).setPath("directory in project").addChildRef(35));
 296     scannerComponentProvider.add(newBuilder().setRef(22).setType(DIRECTORY).setPath("directory in module 1").addChildRef(36));
 297     scannerComponentProvider.add(newBuilder().setRef(23).setType(DIRECTORY).setPath("directory in module 2").addChildRef(37));
 298     scannerComponentProvider.add(newBuilder().setRef(24).setType(DIRECTORY).setPath("directory in module 3").addChildRef(38));
 299     scannerComponentProvider.add(newBuilder().setRef(31).setType(FILE).setPath("file in project").setLines(1));
 300     scannerComponentProvider.add(newBuilder().setRef(32).setType(FILE).setPath("file in module 1").setLines(1));
 301     scannerComponentProvider.add(newBuilder().setRef(33).setType(FILE).setPath("file in module 2").setLines(1));
 302     scannerComponentProvider.add(newBuilder().setRef(34).setType(FILE).setPath("file in module 3").setLines(1));
 303     scannerComponentProvider.add(newBuilder().setRef(35).setType(FILE).setPath("file in directory in project").setLines(1));
 304     scannerComponentProvider.add(newBuilder().setRef(36).setType(FILE).setPath("file in directory in module 1").setLines(1));
 305     scannerComponentProvider.add(newBuilder().setRef(37).setType(FILE).setPath("file in directory in module 2").setLines(1));
 306     scannerComponentProvider.add(newBuilder().setRef(38).setType(FILE).setPath("file in directory in module 3").setLines(1));
 307
 308     Component root = call(project);
 309     Map<Integer, Component> componentsByRef = indexComponentByRef(root);
 310     assertThat(componentsByRef.get(11).getKey()).isEqualTo("generated_module 1");
 311     assertThat(componentsByRef.get(11).getPublicKey()).isEqualTo("public_module 1");
 312     assertThat(componentsByRef.get(12).getKey()).isEqualTo("generated_module 2");
 313     assertThat(componentsByRef.get(12).getPublicKey()).isEqualTo("public_module 2");
 314     assertThat(componentsByRef.get(13).getKey()).isEqualTo("generated_module 3");
 315     assertThat(componentsByRef.get(13).getPublicKey()).isEqualTo("public_module 3");
 316     assertThat(componentsByRef.get(21).getKey()).startsWith("generated_project 1:");
 317     assertThat(componentsByRef.get(21).getPublicKey()).startsWith("public_project 1:");
 318     assertThat(componentsByRef.get(22).getKey()).startsWith("generated_module 1:");
 319     assertThat(componentsByRef.get(22).getPublicKey()).startsWith("public_module 1:");
 320     assertThat(componentsByRef.get(23).getKey()).startsWith("generated_module 2:");
 321     assertThat(componentsByRef.get(23).getPublicKey()).startsWith("public_module 2:");
 322     assertThat(componentsByRef.get(24).getKey()).startsWith("generated_module 3:");
 323     assertThat(componentsByRef.get(24).getPublicKey()).startsWith("public_module 3:");
 324     assertThat(componentsByRef.get(31).getKey()).startsWith("generated_project 1:");
 325     assertThat(componentsByRef.get(31).getPublicKey()).startsWith("public_project 1:");
 326     assertThat(componentsByRef.get(32).getKey()).startsWith("generated_module 1:");
 327     assertThat(componentsByRef.get(32).getPublicKey()).startsWith("public_module 1:");
 328     assertThat(componentsByRef.get(33).getKey()).startsWith("generated_module 2:");
 329     assertThat(componentsByRef.get(33).getPublicKey()).startsWith("public_module 2:");
 330     assertThat(componentsByRef.get(34).getKey()).startsWith("generated_module 3:");
 331     assertThat(componentsByRef.get(34).getPublicKey()).startsWith("public_module 3:");
 332     assertThat(componentsByRef.get(35).getKey()).startsWith("generated_project 1:");
 333     assertThat(componentsByRef.get(35).getPublicKey()).startsWith("public_project 1:");
 334     assertThat(componentsByRef.get(36).getKey()).startsWith("generated_module 1:");
 335     assertThat(componentsByRef.get(36).getPublicKey()).startsWith("public_module 1:");
 336     assertThat(componentsByRef.get(37).getKey()).startsWith("generated_module 2:");
 337     assertThat(componentsByRef.get(37).getPublicKey()).startsWith("public_module 2:");
 338     assertThat(componentsByRef.get(38).getKey()).startsWith("generated_module 3:");
 339     assertThat(componentsByRef.get(38).getPublicKey()).startsWith("public_module 3:");
 340   }
 341
 342   @Test
 343   public void uuids_are_provided_by_supplier() {
 344     ScannerReport.Component project = newBuilder()
 345       .setType(PROJECT)
 346       .setKey("c1")
 347       .setRef(1)
 348       .addChildRef(2)
 349       .build();
 350     scannerComponentProvider.add(newBuilder()
 351       .setRef(2)
 352       .setType(MODULE)
 353       .setKey("c2")
 354       .addChildRef(3));
 355     scannerComponentProvider.add(newBuilder()
 356       .setRef(3)
 357       .setType(DIRECTORY)
 358       .setPath("src/js")
 359       .addChildRef(4));
 360     scannerComponentProvider.add(newBuilder()
 361       .setRef(4)
 362       .setType(FILE)
 363       .setPath("src/js/Foo.js")
 364       .setLines(1));
 365
 366     Component root = call(project);
 367     assertThat(root.getUuid()).isEqualTo("generated_c1_uuid");
 368
 369     Component module = root.getChildren().iterator().next();
 370     assertThat(module.getUuid()).isEqualTo("generated_c2_uuid");
 371
 372     Component directory = module.getChildren().iterator().next();
 373     assertThat(directory.getUuid()).isEqualTo("generated_c2:src/js_uuid");
 374
 375     Component file = directory.getChildren().iterator().next();
 376     assertThat(file.getUuid()).isEqualTo("generated_c2:src/js/Foo.js_uuid");
 377   }
 378
 379   @Test
 380   public void descriptions_of_module_directory_and_file_are_null_if_absent_from_report() {
 381     ScannerReport.Component project = newBuilder()
 382       .setType(PROJECT)
 383       .setRef(1)
 384       .addChildRef(2)
 385       .build();
 386     scannerComponentProvider.add(newBuilder()
 387       .setRef(2)
 388       .setType(MODULE)
 389       .addChildRef(3));
 390     scannerComponentProvider.add(newBuilder()
 391       .setRef(3)
 392       .setType(DIRECTORY)
 393       .setPath("src/js")
 394       .addChildRef(4));
 395     scannerComponentProvider.add(newBuilder()
 396       .setRef(4)
 397       .setType(FILE)
 398       .setPath("src/js/Foo.js")
 399       .setLines(1));
 400
 401     Component root = call(project);
 402
 403     Component module = root.getChildren().iterator().next();
 404     assertThat(module.getDescription()).isNull();
 405
 406     Component directory = module.getChildren().iterator().next();
 407     assertThat(directory.getDescription()).isNull();
 408
 409     Component file = directory.getChildren().iterator().next();
 410     assertThat(file.getDescription()).isNull();
 411   }
 412
 413   @Test
 414   public void descriptions_of_module_directory_and_file_are_null_if_empty_in_report() {
 415     ScannerReport.Component project = newBuilder()
 416       .setType(PROJECT)
 417       .setRef(1)
 418       .setDescription("")
 419       .addChildRef(2)
 420       .build();
 421     scannerComponentProvider.add(newBuilder()
 422       .setRef(2)
 423       .setType(MODULE)
 424       .setDescription("")
 425       .addChildRef(3));
 426     scannerComponentProvider.add(newBuilder()
 427       .setRef(3)
 428       .setType(DIRECTORY)
 429       .setDescription("")
 430       .setPath("src/js")
 431       .addChildRef(4));
 432     scannerComponentProvider.add(newBuilder()
 433       .setRef(4)
 434       .setType(FILE)
 435       .setDescription("")
 436       .setPath("src/js/Foo.js")
 437       .setLines(1));
 438
 439     Component root = call(project);
 440
 441     Component module = root.getChildren().iterator().next();
 442     assertThat(module.getDescription()).isNull();
 443
 444     Component directory = module.getChildren().iterator().next();
 445     assertThat(directory.getDescription()).isNull();
 446
 447     Component file = directory.getChildren().iterator().next();
 448     assertThat(file.getDescription()).isNull();
 449   }
 450
 451   @Test
 452   public void descriptions_of_module_directory_and_file_are_set_from_report_if_present() {
 453     ScannerReport.Component project = newBuilder()
 454       .setType(PROJECT)
 455       .setRef(1)
 456       .addChildRef(2)
 457       .build();
 458     scannerComponentProvider.add(newBuilder()
 459       .setRef(2)
 460       .setType(MODULE)
 461       .setDescription("b")
 462       .addChildRef(3));
 463     scannerComponentProvider.add(newBuilder()
 464       .setRef(3)
 465       .setType(DIRECTORY)
 466       .setDescription("c")
 467       .setPath("src/js")
 468       .addChildRef(4));
 469     scannerComponentProvider.add(newBuilder()
 470       .setRef(4)
 471       .setType(FILE)
 472       .setDescription("d")
 473       .setPath("src/js/Foo.js")
 474       .setLines(1));
 475
 476     Component root = call(project);
 477
 478     Component module = root.getChildren().iterator().next();
 479     assertThat(module.getDescription()).isEqualTo("b");
 480
 481     Component directory = module.getChildren().iterator().next();
 482     assertThat(directory.getDescription()).isEqualTo("c");
 483
 484     Component file = directory.getChildren().iterator().next();
 485     assertThat(file.getDescription()).isEqualTo("d");
 486   }
 487
 488   @Test
 489   public void versions_of_module_directory_and_file_are_set_from_report_if_present() {
 490     ScannerReport.Component project = newBuilder()
 491       .setType(PROJECT)
 492       .setRef(1)
 493       .addChildRef(2)
 494       .build();
 495     scannerComponentProvider.add(newBuilder()
 496       .setRef(2)
 497       .setType(MODULE)
 498       .setVersion("v1")
 499       .addChildRef(3));
 500     scannerComponentProvider.add(newBuilder()
 501       .setRef(3)
 502       .setType(DIRECTORY)
 503       .setVersion("v2")
 504       .setPath("src/js")
 505       .addChildRef(4));
 506     scannerComponentProvider.add(newBuilder()
 507       .setRef(4)
 508       .setType(FILE)
 509       .setVersion("v3")
 510       .setPath("src/js/Foo.js")
 511       .setLines(1));
 512
 513     Component root = call(project);
 514
 515     Component module = root.getChildren().iterator().next();
 516     assertThat(module.getReportAttributes().getVersion()).isEqualTo("v1");
 517
 518     Component directory = module.getChildren().iterator().next();
 519     assertThat(directory.getReportAttributes().getVersion()).isEqualTo("v2");
 520
 521     Component file = directory.getChildren().iterator().next();
 522     assertThat(file.getReportAttributes().getVersion()).isEqualTo("v3");
 523   }
 524
 525   @Test
 526   public void versions_of_module_directory_and_file_are_null_if_absent_from_report() {
 527     ScannerReport.Component project = newBuilder()
 528       .setType(PROJECT)
 529       .setRef(1)
 530       .addChildRef(2)
 531       .build();
 532     scannerComponentProvider.add(newBuilder()
 533       .setRef(2)
 534       .setType(MODULE)
 535       .addChildRef(3));
 536     scannerComponentProvider.add(newBuilder()
 537       .setRef(3)
 538       .setType(DIRECTORY)
 539       .setPath("src/js")
 540       .addChildRef(4));
 541     scannerComponentProvider.add(newBuilder()
 542       .setRef(4)
 543       .setType(FILE)
 544       .setPath("src/js/Foo.js")
 545       .setLines(1));
 546
 547     Component root = call(project);
 548
 549     Component module = root.getChildren().iterator().next();
 550     assertThat(module.getReportAttributes().getVersion()).isNull();
 551
 552     Component directory = module.getChildren().iterator().next();
 553     assertThat(directory.getReportAttributes().getVersion()).isNull();
 554
 555     Component file = directory.getChildren().iterator().next();
 556     assertThat(file.getReportAttributes().getVersion()).isNull();
 557   }
 558
 559   @Test
 560   public void versions_of_module_directory_and_file_are_null_if_empty_in_report() {
 561     ScannerReport.Component project = newBuilder()
 562       .setType(PROJECT)
 563       .setRef(1)
 564       .addChildRef(2)
 565       .build();
 566     scannerComponentProvider.add(newBuilder()
 567       .setRef(2)
 568       .setType(MODULE)
 569       .setVersion("")
 570       .addChildRef(3));
 571     scannerComponentProvider.add(newBuilder()
 572       .setRef(3)
 573       .setType(DIRECTORY)
 574       .setVersion("")
 575       .setPath("src/js")
 576       .addChildRef(4));
 577     scannerComponentProvider.add(newBuilder()
 578       .setRef(4)
 579       .setType(FILE)
 580       .setVersion("")
 581       .setPath("src/js/Foo.js")
 582       .setLines(1));
 583
 584     Component root = call(project);
 585
 586     Component module = root.getChildren().iterator().next();
 587     assertThat(module.getReportAttributes().getVersion()).isNull();
 588
 589     Component directory = module.getChildren().iterator().next();
 590     assertThat(directory.getReportAttributes().getVersion()).isNull();
 591
 592     Component file = directory.getChildren().iterator().next();
 593     assertThat(file.getReportAttributes().getVersion()).isNull();
 594   }
 595
 596   @Test
 597   public void only_nb_of_lines_is_mandatory_on_file_attributes() {
 598     ScannerReport.Component project = newBuilder()
 599       .setType(PROJECT)
 600       .setRef(1)
 601       .addChildRef(2)
 602       .build();
 603     scannerComponentProvider.add(newBuilder()
 604       .setRef(2)
 605       .setType(FILE)
 606       .setPath("src/js/Foo.js")
 607       .setLines(1));
 608
 609     Component root = call(project);
 610     Component file = root.getChildren().iterator().next();
 611     assertThat(file.getFileAttributes().getLines()).isEqualTo(1);
 612     assertThat(file.getFileAttributes().getLanguageKey()).isNull();
 613     assertThat(file.getFileAttributes().isUnitTest()).isFalse();
 614   }
 615
 616   @Test
 617   public void language_file_attributes_is_null_if_empty_in_report() {
 618     ScannerReport.Component project = newBuilder()
 619       .setType(PROJECT)
 620       .setRef(1)
 621       .addChildRef(2)
 622       .build();
 623     scannerComponentProvider.add(newBuilder()
 624       .setRef(2)
 625       .setType(FILE)
 626       .setPath("src/js/Foo.js")
 627       .setLines(1)
 628       .setLanguage(""));
 629
 630     Component root = call(project);
 631     Component file = root.getChildren().iterator().next();
 632     assertThat(file.getFileAttributes().getLanguageKey()).isNull();
 633   }
 634
 635   @Test
 636   public void file_attributes_are_fully_loaded_from_report() {
 637     ScannerReport.Component project = newBuilder()
 638       .setType(PROJECT)
 639       .setRef(1)
 640       .addChildRef(2)
 641       .build();
 642     scannerComponentProvider.add(newBuilder()
 643       .setRef(2)
 644       .setType(FILE)
 645       .setPath("src/js/Foo.js")
 646       .setLines(1)
 647       .setLanguage("js")
 648       .setIsTest(true));
 649
 650     Component root = call(project);
 651     Component file = root.getChildren().iterator().next();
 652     assertThat(file.getFileAttributes().getLines()).isEqualTo(1);
 653     assertThat(file.getFileAttributes().getLanguageKey()).isEqualTo("js");
 654     assertThat(file.getFileAttributes().isUnitTest()).isTrue();
 655   }
 656
 657   @Test
 658   public void throw_IAE_if_lines_is_absent_from_report() {
 659     ScannerReport.Component project = newBuilder()
 660       .setType(PROJECT)
 661       .setRef(1)
 662       .addChildRef(2)
 663       .build();
 664     scannerComponentProvider.add(newBuilder()
 665       .setRef(2)
 666       .setType(FILE)
 667       .setPath("src/js/Foo.js"));
 668
 669     expectedException.expect(IllegalArgumentException.class);
 670     expectedException.expectMessage("File 'src/js/Foo.js' has no line");
 671
 672     call(project);
 673   }
 674
 675   @Test
 676   public void throw_IAE_if_lines_is_zero_in_report() {
 677     ScannerReport.Component project = newBuilder()
 678       .setType(PROJECT)
 679       .setRef(1)
 680       .addChildRef(2)
 681       .build();
 682     scannerComponentProvider.add(newBuilder()
 683       .setRef(2)
 684       .setType(FILE)
 685       .setPath("src/js/Foo.js")
 686       .setLines(0));
 687
 688     expectedException.expect(IllegalArgumentException.class);
 689     expectedException.expectMessage("File 'src/js/Foo.js' has no line");
 690
 691     call(project);
 692   }
 693
 694   @Test
 695   public void throw_IAE_if_lines_is_negative_in_report() {
 696     ScannerReport.Component project = newBuilder()
 697       .setType(PROJECT)
 698       .setRef(1)
 699       .addChildRef(2)
 700       .build();
 701     scannerComponentProvider.add(newBuilder()
 702       .setRef(2)
 703       .setType(FILE)
 704       .setPath("src/js/Foo.js")
 705       .setLines(-10));
 706
 707     expectedException.expect(IllegalArgumentException.class);
 708     expectedException.expectMessage("File 'src/js/Foo.js' has no line");
 709
 710     call(project);
 711   }
 712
 713   private static class ScannerComponentProvider extends ExternalResource implements Function<Integer, ScannerReport.Component> {
 714     private final Map<Integer, ScannerReport.Component> components = new HashMap<>();
 715
 716     @Override
 717     protected void before() throws Throwable {
 718       components.clear();
 719     }
 720
 721     @Override
 722     public ScannerReport.Component apply(Integer componentRef) {
 723       return Objects.requireNonNull(components.get(componentRef), "No Component for componentRef " + componentRef);
 724     }
 725
 726     public ScannerReport.Component add(ScannerReport.Component.Builder builder) {
 727       ScannerReport.Component component = builder.build();
 728       ScannerReport.Component existing = components.put(component.getRef(), component);
 729       checkArgument(existing == null, "Component %s already set for ref %s", existing, component.getRef());
 730       return component;
 731     }
 732   }
 733
 734   private Component call(ScannerReport.Component project) {
 735     return newUnderTest(null).buildProject(project);
 736   }
 737
 738   private Component call(ScannerReport.Component project, @Nullable SnapshotDto baseAnalysis) {
 739     return newUnderTest(baseAnalysis).buildProject(project);
 740   }
 741
 742   private ComponentTreeBuilder newUnderTest(@Nullable SnapshotDto baseAnalysis) {
 743     return new ComponentTreeBuilder(KEY_GENERATOR, PUBLIC_KEY_GENERATOR, UUID_SUPPLIER, scannerComponentProvider, projectInDb, baseAnalysis);
 744   }
 745
 746   private static Map<Integer, Component> indexComponentByRef(Component root) {
 747     Map<Integer, Component> componentsByRef = new HashMap<>();
 748     new DepthTraversalTypeAwareCrawler(
 749       new TypeAwareVisitorAdapter(CrawlerDepthLimit.FILE, PRE_ORDER) {
 750         @Override
 751         public void visitAny(Component any) {
 752           componentsByRef.put(any.getReportAttributes().getRef(), any);
 753         }
 754       }).visit(root);
 755     return componentsByRef;
 756   }
 757 }