[SLC] throw exception on redundant test data file

analysis/symbol-light-classes/tests/org/jetbrains/kotlin/light/classes/symbol/base/AbstractSymbolLightClassesTestBase.kt

@@ -35,6 +35,7 @@ import java.io.File
 import java.nio.file.Path
 import kotlin.io.path.exists
 import kotlin.io.path.nameWithoutExtension
+import kotlin.test.fail
 
 // Same as LightProjectDescriptor.TEST_MODULE_NAME
 private const val TEST_MODULE_NAME = "light_idea_test_case"
@@ -147,6 +148,7 @@ abstract class AbstractSymbolLightClassesTestBase(
         val identicalCheckerHelper = IdenticalCheckerHelper(testServices)
         if (identicalCheckerHelper.contentsAreEquals(java.toFile(), firJava.toFile(), trimLines = true)) {
             identicalCheckerHelper.deleteFirFile(java.toFile())
+            fail("$firJava is equals to $java. The redundant test data file removed")
         }
     }
 

compiler/testData/asJava/lightClasses/lightClassByFqName/compilationErrors/WrongAnnotations.fir.java

@@ -1,31 +0,0 @@
-public final class A /* A*/ {
-  @org.jetbrains.annotations.NotNull()
-  public static final A.Companion Companion;
-
-  @kotlin.jvm.JvmStatic()
-  public static final void f3();//  f3()
-
-  public  A();//  .ctor()
-
-  public static final class Companion /* A.Companion*/ {
-    @kotlin.jvm.JvmName()
-    public final void f4();//  f4()
-
-    @kotlin.jvm.JvmName(name = "realName")
-    public final void realName();//  realName()
-
-    @kotlin.jvm.JvmName(name = 1)
-    public final void f2();//  f2()
-
-    @kotlin.jvm.JvmOverloads()
-    public final void f5();//  f5()
-
-    @kotlin.jvm.JvmOverloads()
-    public final void f6();//  f6()
-
-    @kotlin.jvm.JvmStatic()
-    public final void f3();//  f3()
-
-    private  Companion();//  .ctor()
-  }
-}