Multi-Language Support: Rework WriteSharedFiles

Tests/SonarScanner.MSBuild.Shim.Test/PropertiesWriterTest.cs

@@ -75,7 +75,7 @@ public void WriteGlobalSettings_VerboseIsSkipped()
 
                 sonar.modules=
 
-                
+
                 """);
         }
 
@@ -89,7 +89,7 @@ public void WriteGlobalSettings_HostUrlIsSetToSonarCloudIo_IfNotSet()
 
                 sonar.modules=
 
-                
+
                 """);
         }
 
@@ -103,7 +103,7 @@ public void WriteGlobalSettings_HostUrlIsPassedThroughIfSet()
 
                 sonar.modules=
 
-                
+
                 """);
         }
 
@@ -118,7 +118,7 @@ public void WriteGlobalSettings_HostUrlIsSetToSonarCloudUrlIfSet()
 
                 sonar.modules=
 
-                
+
                 """.NormalizeLineEndings());
         }
 
@@ -136,10 +136,72 @@ public void WriteGlobalSettings_HostUrlIsKeptIfHostUrlAndSonarcloudUrlAreSet()
 
                 sonar.modules=
 
-                
+
                 """.NormalizeLineEndings());
         }
 
+        [TestMethod]
+        public void WriteSharedProperties_EmptySources_EmptyTests()
+        {
+            var propertiesWriter = new PropertiesWriter(new(), new TestLogger());
+            propertiesWriter.WriteSharedFiles([], []);
+            propertiesWriter.Flush().Should().Be("""
+
+                sonar.modules=
+
+
+                """);
+        }
+
+        [TestMethod]
+        public void WriteSharedProperties_WithSources_EmptyTests()
+        {
+            var propertiesWriter = new PropertiesWriter(new(), new TestLogger());
+            propertiesWriter.WriteSharedFiles([new("C:/dev/main.hs"), new("C:/dev/lambdas.hs")], []);
+            propertiesWriter.Flush().Should().Be("""
+                sonar.sources=\
+                C:\\dev\\main.hs,\
+                C:\\dev\\lambdas.hs
+
+                sonar.modules=
+
+
+                """);
+        }
+
+        [TestMethod]
+        public void WriteSharedProperties_EmptySources_WithTests()
+        {
+            var propertiesWriter = new PropertiesWriter(new(), new TestLogger());
+            propertiesWriter.WriteSharedFiles([], [new("C:/dev/test.hs"), new("C:/dev/test2.hs")]);
+            propertiesWriter.Flush().Should().Be("""
+                sonar.tests=\
+                C:\\dev\\test.hs,\
+                C:\\dev\\test2.hs
+
+                sonar.modules=
+
+
+                """);
+        }
+
+        [TestMethod]
+        public void WriteSharedProperties_WithSources_WithTests()
+        {
+            var propertiesWriter = new PropertiesWriter(new(), new TestLogger());
+            propertiesWriter.WriteSharedFiles([new("C:/dev/main.hs")], [new("C:/dev/test.hs")]);
+            propertiesWriter.Flush().Should().Be("""
+                sonar.sources=\
+                C:\\dev\\main.hs
+                sonar.tests=\
+                C:\\dev\\test.hs
+
+                sonar.modules=
+
+
+                """);
+        }
+
         [TestMethod]
         public void WriteAnalyzerOutputPaths_ForUnexpectedLanguage_DoNotWritesOutPaths()
         {

src/SonarScanner.MSBuild.Shim/PropertiesFileGenerator.cs

@@ -132,7 +132,7 @@ public bool TryWriteProperties(PropertiesWriter writer, out IEnumerable<ProjectD
             }
 
             writer.WriteSonarProjectInfo(projectBaseDir);
-            writer.WriteSharedFiles(rootModuleFiles);
+            writer.WriteSharedFiles(rootModuleFiles, []); // TODO: Populate the test files
             validProjects.ForEach(writer.WriteSettingsForProject);
             // Handle global settings
             writer.WriteGlobalSettings(analysisProperties);

src/SonarScanner.MSBuild.Shim/PropertiesWriter.cs

@@ -250,11 +250,15 @@ public void WriteSonarProjectInfo(DirectoryInfo projectBaseDir)
             AppendKeyValue(SonarProperties.PullRequestCacheBasePath, config.GetConfigValue(SonarProperties.PullRequestCacheBasePath, null));
         }
 
-        public void WriteSharedFiles(IEnumerable<FileInfo> sharedFiles)
+        public void WriteSharedFiles(IEnumerable<FileInfo> sources, IEnumerable<FileInfo> tests)
         {
-            if (sharedFiles.Any())
+            if (sources.Any())
             {
-                AppendKeyValue("sonar", "sources", sharedFiles);
+                AppendKeyValue("sonar", "sources", sources);
+            }
+            if (tests.Any())
+            {
+                AppendKeyValue("sonar", "tests", tests);
             }
             sb.AppendLine();
         }