SONAR-6257 Fix duplication issue when there's folder in project structure and add component key in report

2 files changed, 122 insertions, 22 deletions

diff --git a/server/sonar-server/src/main/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStep.java b/server/sonar-server/src/main/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStep.java
index 76bad984a1b..f86bc06ab71 100644
--- a/server/sonar-server/src/main/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStep.java
+++ b/server/sonar-server/src/main/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStep.java
@@ -23,6 +23,7 @@ package org.sonar.server.computation.step;
 import org.apache.commons.lang.StringEscapeUtils;
 import org.sonar.api.measures.CoreMetrics;
 import org.sonar.api.resources.Qualifiers;
+import org.sonar.batch.protocol.Constants;
 import org.sonar.batch.protocol.output.BatchReport;
 import org.sonar.batch.protocol.output.BatchReportReader;
 import org.sonar.core.component.ComponentKeys;
@@ -33,8 +34,6 @@ import org.sonar.core.persistence.MyBatis;
 import org.sonar.server.computation.ComputationContext;
 import org.sonar.server.db.DbClient;
 
-import javax.annotation.Nullable;
-
 import java.util.List;
 
 public class PersistDuplicationMeasuresStep implements ComputationStep {
@@ -57,23 +56,26 @@ public class PersistDuplicationMeasuresStep implements ComputationStep {
       MetricDto duplicationMetric = dbClient.metricDao().selectByKey(session, CoreMetrics.DUPLICATIONS_DATA_KEY);
       DuplicationContext duplicationContext = new DuplicationContext(context, duplicationMetric, session);
       int rootComponentRef = context.getReportMetadata().getRootComponentRef();
-      recursivelyProcessComponent(duplicationContext, null, rootComponentRef);
+      recursivelyProcessComponent(duplicationContext, rootComponentRef, rootComponentRef);
       session.commit();
     } finally {
       MyBatis.closeQuietly(session);
     }
   }
 
-  private void recursivelyProcessComponent(DuplicationContext duplicationContext, @Nullable Integer parentComponentRef, int componentRef) {
+  private void recursivelyProcessComponent(DuplicationContext duplicationContext, int parentModuleRef, int componentRef) {
     BatchReportReader reportReader = duplicationContext.context().getReportReader();
     BatchReport.Component component = reportReader.readComponent(componentRef);
     List<BatchReport.Duplication> duplications = reportReader.readComponentDuplications(componentRef);
-    if (!duplications.isEmpty() && parentComponentRef != null) {
-      saveDuplications(duplicationContext, reportReader.readComponent(parentComponentRef), component, duplications);
+    if (!duplications.isEmpty()) {
+      saveDuplications(duplicationContext, reportReader.readComponent(parentModuleRef), component, duplications);
     }
 
     for (Integer childRef : component.getChildRefList()) {
-      recursivelyProcessComponent(duplicationContext, componentRef, childRef);
+      // If current component is a folder, we need to keep the parent reference to module parent
+      int nextParent = !component.getType().equals(Constants.ComponentType.PROJECT) && !component.getType().equals(Constants.ComponentType.MODULE) ?
+        parentModuleRef : componentRef;
+      recursivelyProcessComponent(duplicationContext, nextParent, childRef);
     }
   }
 
diff --git a/server/sonar-server/src/test/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStepTest.java b/server/sonar-server/src/test/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStepTest.java
index c6772f5a912..b403045472d 100644
--- a/server/sonar-server/src/test/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStepTest.java
+++ b/server/sonar-server/src/test/java/org/sonar/server/computation/step/PersistDuplicationMeasuresStepTest.java
@@ -131,22 +131,18 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     BatchReportWriter writer = new BatchReportWriter(reportDir);
     writer.writeMetadata(BatchReport.Metadata.newBuilder()
       .setRootComponentRef(1)
-      .setProjectKey("PROJECT_KEY")
-      .setAnalysisDate(150000000L)
       .build());
 
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(1)
       .setType(Constants.ComponentType.PROJECT)
-      .setUuid("UUID_A")
       .setKey("PROJECT_KEY")
       .setSnapshotId(10L)
       .addChildRef(2)
       .build());
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(2)
-      .setType(Constants.ComponentType.PROJECT)
-      .setUuid("UUID_B")
+      .setType(Constants.ComponentType.MODULE)
       .setKey("MODULE_KEY")
       .setSnapshotId(11L)
       .addChildRef(3)
@@ -154,7 +150,6 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(3)
       .setType(Constants.ComponentType.FILE)
-      .setUuid("UUID_C")
       .setSnapshotId(12L)
       .setPath("file")
       .build());
@@ -183,6 +178,118 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
   }
 
   @Test
+  public void persist_duplications_on_same_file_linked_on_a_folder() throws Exception {
+    saveDuplicationMetric();
+
+    BatchReportWriter writer = new BatchReportWriter(reportDir);
+    writer.writeMetadata(BatchReport.Metadata.newBuilder()
+      .setRootComponentRef(1)
+      .build());
+
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(1)
+      .setType(Constants.ComponentType.PROJECT)
+      .setKey("PROJECT_KEY")
+      .setSnapshotId(10L)
+      .addChildRef(2)
+      .build());
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(2)
+      .setType(Constants.ComponentType.DIRECTORY)
+      .setSnapshotId(11L)
+      .addChildRef(3)
+      .setPath("dir")
+      .build());
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(3)
+      .setType(Constants.ComponentType.FILE)
+      .setSnapshotId(12L)
+      .setPath("file")
+      .build());
+
+    BatchReport.Duplication duplication = BatchReport.Duplication.newBuilder()
+      .setOriginBlock(BatchReport.DuplicationBlock.newBuilder()
+        .setOtherComponentRef(3)
+        .setStartLine(1)
+        .setEndLine(5)
+        .build())
+      .addDuplicatedBy(BatchReport.DuplicationBlock.newBuilder()
+        .setOtherComponentRef(3)
+        .setStartLine(6)
+        .setEndLine(10)
+        .build())
+      .build();
+    writer.writeComponentDuplications(3, newArrayList(duplication));
+
+    sut.execute(new ComputationContext(new BatchReportReader(reportDir), ComponentTesting.newProjectDto("PROJECT")));
+
+    assertThat(dbTester.countRowsOfTable("project_measures")).isEqualTo(1);
+
+    Map<String, Object> dto =  dbTester.selectFirst("select snapshot_id as \"snapshotId\", text_value as \"textValue\" from project_measures");
+    assertThat(dto.get("snapshotId")).isEqualTo(12L);
+    assertThat(dto.get("textValue")).isEqualTo("<duplications><g><b s=\"1\" l=\"4\" r=\"PROJECT_KEY:file\"/><b s=\"6\" l=\"4\" r=\"PROJECT_KEY:file\"/></g></duplications>");
+  }
+
+  @Test
+  public void persist_duplications_on_same_file_linked_on_sub_folder() throws Exception {
+    saveDuplicationMetric();
+
+    BatchReportWriter writer = new BatchReportWriter(reportDir);
+    writer.writeMetadata(BatchReport.Metadata.newBuilder()
+      .setRootComponentRef(1)
+      .build());
+
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(1)
+      .setType(Constants.ComponentType.PROJECT)
+      .setKey("PROJECT_KEY")
+      .setSnapshotId(10L)
+      .addChildRef(2)
+      .build());
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(2)
+      .setType(Constants.ComponentType.DIRECTORY)
+      .setSnapshotId(11L)
+      .addChildRef(3)
+      .setPath("dir")
+      .build());
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(3)
+      .setType(Constants.ComponentType.DIRECTORY)
+      .setSnapshotId(12L)
+      .addChildRef(10)
+      .setPath("dir2")
+      .build());
+    writer.writeComponent(BatchReport.Component.newBuilder()
+      .setRef(10)
+      .setType(Constants.ComponentType.FILE)
+      .setSnapshotId(20L)
+      .setPath("file")
+      .build());
+
+    BatchReport.Duplication duplication = BatchReport.Duplication.newBuilder()
+      .setOriginBlock(BatchReport.DuplicationBlock.newBuilder()
+        .setOtherComponentRef(10)
+        .setStartLine(1)
+        .setEndLine(5)
+        .build())
+      .addDuplicatedBy(BatchReport.DuplicationBlock.newBuilder()
+        .setOtherComponentRef(10)
+        .setStartLine(6)
+        .setEndLine(10)
+        .build())
+      .build();
+    writer.writeComponentDuplications(10, newArrayList(duplication));
+
+    sut.execute(new ComputationContext(new BatchReportReader(reportDir), ComponentTesting.newProjectDto("PROJECT")));
+
+    assertThat(dbTester.countRowsOfTable("project_measures")).isEqualTo(1);
+
+    Map<String, Object> dto =  dbTester.selectFirst("select snapshot_id as \"snapshotId\", text_value as \"textValue\" from project_measures");
+    assertThat(dto.get("textValue")).isEqualTo("<duplications><g><b s=\"1\" l=\"4\" r=\"PROJECT_KEY:file\"/><b s=\"6\" l=\"4\" r=\"PROJECT_KEY:file\"/></g></duplications>");
+  }
+
+  @Test
   public void persist_duplications_on_same_file_when_a_branch_is_used() throws Exception {
     saveDuplicationMetric();
 
@@ -190,15 +297,12 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     BatchReportWriter writer = new BatchReportWriter(reportDir);
     writer.writeMetadata(BatchReport.Metadata.newBuilder()
       .setRootComponentRef(1)
-      .setProjectKey("PROJECT_KEY")
       .setBranch("origin/master")
-      .setAnalysisDate(150000000L)
       .build());
 
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(1)
       .setType(Constants.ComponentType.PROJECT)
-      .setUuid("UUID_A")
       .setKey("PROJECT_KEY")
       .setSnapshotId(10L)
       .addChildRef(2)
@@ -206,7 +310,6 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(2)
       .setType(Constants.ComponentType.FILE)
-      .setUuid("UUID_B")
       .setSnapshotId(11L)
       .setPath("file")
       .build());
@@ -242,7 +345,6 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(3)
       .setType(Constants.ComponentType.FILE)
-      .setUuid("UUID_C")
       .setSnapshotId(12L)
       .setPath("file2")
       .build());
@@ -302,14 +404,11 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     BatchReportWriter writer = new BatchReportWriter(reportDir);
     writer.writeMetadata(BatchReport.Metadata.newBuilder()
       .setRootComponentRef(1)
-      .setProjectKey("PROJECT_KEY")
-      .setAnalysisDate(150000000L)
       .build());
 
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(1)
       .setType(Constants.ComponentType.PROJECT)
-      .setUuid("UUID_A")
       .setKey("PROJECT_KEY")
       .setSnapshotId(10L)
       .addChildRef(2)
@@ -317,7 +416,6 @@ public class PersistDuplicationMeasuresStepTest extends BaseStepTest {
     writer.writeComponent(BatchReport.Component.newBuilder()
       .setRef(2)
       .setType(Constants.ComponentType.FILE)
-      .setUuid("UUID_B")
       .setSnapshotId(11L)
       .setPath("file")
       .build());