SONAR-19197 Add field for code variants to scanner-engine

sonar-scanner-engine/src/main/java/org/sonar/scanner/issue/IssuePublisher.java

@@ -131,6 +131,10 @@ public class IssuePublisher {
     applyFlows(builder::addFlow, locationBuilder, textRangeBuilder, issue.flows());
     builder.setQuickFixAvailable(issue.isQuickFixAvailable());
     issue.ruleDescriptionContextKey().ifPresent(builder::setRuleDescriptionContextKey);
+    List<String> codeVariants = issue.codeVariants();
+    if (codeVariants != null) {
+      builder.addAllCodeVariants(codeVariants);
+    }
     return builder.build();
   }
 

sonar-scanner-engine/src/test/java/org/sonar/scanner/issue/IssuePublisherTest.java

@@ -127,7 +127,8 @@ public class IssuePublisherTest {
       .forRule(JAVA_RULE_KEY)
       .overrideSeverity(org.sonar.api.batch.rule.Severity.CRITICAL)
       .setQuickFixAvailable(true)
-      .setRuleDescriptionContextKey(ruleDescriptionContextKey);
+      .setRuleDescriptionContextKey(ruleDescriptionContextKey)
+      .setCodeVariants(List.of("variant1", "variant2"));
 
     when(filters.accept(any(InputComponent.class), any(ScannerReport.Issue.class))).thenReturn(true);
 
@@ -139,6 +140,7 @@ public class IssuePublisherTest {
     assertThat(argument.getValue().getSeverity()).isEqualTo(org.sonar.scanner.protocol.Constants.Severity.CRITICAL);
     assertThat(argument.getValue().getQuickFixAvailable()).isTrue();
     assertThat(argument.getValue().getRuleDescriptionContextKey()).isEqualTo(ruleDescriptionContextKey);
+    assertThat(argument.getValue().getCodeVariantsList()).containsExactly("variant1", "variant2");
   }
 
   @Test

sonar-scanner-protocol/src/main/protobuf/scanner_report.proto

@@ -200,6 +200,7 @@ message Issue {
   bool quickFixAvailable = 8;
   optional string ruleDescriptionContextKey = 9;
   repeated MessageFormatting msgFormatting = 10;
+  repeated string codeVariants = 11;
 }
 
 message ExternalIssue {