IDEA-78597 Refactoring introduce field introduce silly assignment

java/java-tests/testData/refactoring/introduceField/afterUnresolvedReferenceToLocalVar.java

@@ -0,0 +1,12 @@
+import java.util.ArrayList;
+
+public class Test
+{
+    public final ArrayList arrayList;
+
+    public Test()
+    {
+        arrayList = new ArrayList();
+    }
+
+}

java/java-tests/testData/refactoring/introduceField/beforeUnresolvedReferenceToLocalVar.java

@@ -0,0 +1,10 @@
+import java.util.ArrayList;
+
+public class Test
+{
+    public Test()
+    {
+        array<caret>List = new ArrayList();
+    }
+
+}

java/java-tests/testSrc/com/intellij/refactoring/IntroduceFieldInSameClassTest.java

@@ -71,6 +71,12 @@ public class IntroduceFieldInSameClassTest extends LightCodeInsightTestCase {
   }
   //-------------------------------------------------------------------------------------------------
 
+  public void testUnresolvedReferenceToLocalVar() throws Exception {
+    configureByFile("/refactoring/introduceField/beforeUnresolvedReferenceToLocalVar.java");
+    performRefactoring(BaseExpressionToFieldHandler.InitializationPlace.IN_CURRENT_METHOD, false);
+    checkResultByFile("/refactoring/introduceField/afterUnresolvedReferenceToLocalVar.java");
+  }
+  
   private static void performRefactoring(final BaseExpressionToFieldHandler.InitializationPlace initializationPlace, final boolean declareStatic) {
     new MockIntroduceFieldHandler(initializationPlace, declareStatic).invoke(getProject(), myEditor, myFile, null);
   }