Add reproducer for #6823 (#6824)

* Add repro for issue 6823 * update UT for codefix
SonarSource · Feb 28, 2023 · 59ce476 · 59ce476
1 parent 5c8e7e3
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diff --git a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/RedundantInheritanceList.Fixed.cs b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/RedundantInheritanceList.Fixed.cs
@@ -147,4 +147,15 @@ class X3 : X2, IMyInt // Compliant
     }
 
     struct RedunantInterfaceImpl : IA { } // Fixed
+
+    // Reproducer for FP: https://github.com/SonarSource/sonar-dotnet/issues/6823
+    class Foo { }
+
+    interface IBar
+    {
+        int Test();
+    }
+
+    class Bar : Foo { } // Error [CS0535]
+    // Fixed
 }
diff --git a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/RedundantInheritanceList.cs b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/RedundantInheritanceList.cs
@@ -160,4 +160,15 @@ class X3 : X2, IMyInt // Compliant
 
     struct RedunantInterfaceImpl : IA, IBase { } // Noncompliant {{'IA' implements 'IBase' so 'IBase' can be removed from the inheritance list.}}
     //                               ^^^^^^^
+
+    // Reproducer for FP: https://github.com/SonarSource/sonar-dotnet/issues/6823
+    class Foo { }
+
+    interface IBar
+    {
+        int Test();
+    }
+
+    class Bar : Foo, IBar { } // Error [CS0535]
+    // Noncompliant@-1 {{'Foo' implements 'IBar' so 'IBar' can be removed from the inheritance list.}} FP
 }