push down from interface to abstract class fixed (IDEA-82286)

java/java-tests/testData/refactoring/pushDown/MethodFromInterfaceToAbstractClass.java

@@ -0,0 +1,7 @@
+abstract class StraightLine implements Inline {
+}
+
+interface Inline {
+
+  void g<caret>o(); // inline this method
+}

java/java-tests/testData/refactoring/pushDown/MethodFromInterfaceToAbstractClass.java.after

@@ -0,0 +1,7 @@
+abstract class StraightLine implements Inline {
+    public abstract void go(); // inline this method
+}
+
+interface Inline {
+
+}

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

@@ -111,6 +111,10 @@ public class PushDownTest extends LightRefactoringTestCase {
     doTest();
   }
 
+  public void testMethodFromInterfaceToAbstractClass() throws Exception {
+    doTest();
+  }
+
   public void testSameClassInterface() throws Exception {
     final String filePath = "/refactoring/pushDown/" + getTestName(false) + ".java";
     configureByFile(filePath);