Fix fuzzing when collection with generics is this object

Author: Markoutte

utbot-fuzzers/src/main/kotlin/org/utbot/fuzzing/JavaLanguage.kt

@@ -118,7 +118,7 @@ private fun toFuzzerType(type: Type): FuzzedType {
             }
             FuzzedType(classId)
         }
-        is Class<*> -> FuzzedType(type.id)
+        is Class<*> -> FuzzedType(type.id, type.typeParameters.map { toFuzzerType(it) })
         else -> error("Unknown type: $type")
     }
 }

utbot-fuzzers/src/main/kotlin/org/utbot/fuzzing/providers/Collections.kt

@@ -83,7 +83,7 @@ class MapValueProvider(
                     yield(FuzzedType(java.util.TreeMap::class.id, listOf(keyGeneric, valueGeneric)))
                 }
             }
-            else -> yieldConcreteClass(type)
+            else -> yieldConcreteClass(FuzzedType(type.classId, listOf(keyGeneric, valueGeneric)))
         }
     }
 
@@ -126,7 +126,7 @@ class ListSetValueProvider(
                     yield(FuzzedType(java.util.TreeSet::class.id, listOf(generic)))
                 }
             }
-            else -> yieldConcreteClass(type)
+            else -> yieldConcreteClass(FuzzedType(type.classId, listOf(generic)))
         }
     }
 
@@ -154,7 +154,7 @@ abstract class CollectionValueProvider(
     }
 
     protected suspend fun SequenceScope<FuzzedType>.yieldConcreteClass(type: FuzzedType) {
-        if (with (type.classId) { !isAbstract && isPublic && isStatic }) {
+        if (with (type.classId) { !isAbstract && isPublic && (!isInner || isStatic) }) {
             val emptyConstructor = type.classId.allConstructors.find { it.parameters.isEmpty() }
             if (emptyConstructor != null && emptyConstructor.isPublic) {
                 yield(type)