IDEA-79381 Exclude from Import not working for non-static inner classes in excluded packages

java/java-tests/testData/codeInsight/completion/normal/ExcludeInstanceInnerClasses.java

@@ -0,0 +1,3 @@
+public class Main {
+  Inner<caret>
+}

java/java-tests/testData/codeInsight/completion/normal/ExcludedInstanceInnerClassCreation.java

@@ -0,0 +1,6 @@
+public class Main {
+  void f(foo.Outer outer) {
+    outer.new In<caret>x
+  }
+  
+}

java/java-tests/testData/codeInsight/completion/normal/ExcludedInstanceInnerClassQualifiedReference.java

@@ -0,0 +1,5 @@
+public class Main {
+  void f(foo.Outer.In<caret>x outer) {
+  }
+  
+}

java/java-tests/testSrc/com/intellij/codeInsight/completion/NormalCompletionTest.groovy

@@ -418,6 +418,48 @@ public class NormalCompletionTest extends LightFixtureCompletionTestCase {
     }
   }
 
+  public void testExcludeInstanceInnerClasses() throws Throwable {
+    CodeInsightSettings.getInstance().EXCLUDED_PACKAGES = ['foo']
+    myFixture.addClass 'package foo; public class Outer { public class Inner {} }'
+    myFixture.addClass 'package bar; public class Inner {}'
+    try {
+      configure()
+      assert 'bar.Inner' == ((JavaPsiClassReferenceElement)myFixture.lookupElements[0]).qualifiedName
+      assert myFixture.lookupElementStrings == ['Inner']
+    }
+    finally {
+      CodeInsightSettings.getInstance().EXCLUDED_PACKAGES = new String[0]
+    }
+  }
+
+  public void testExcludedInstanceInnerClassCreation() throws Throwable {
+    CodeInsightSettings.getInstance().EXCLUDED_PACKAGES = ['foo']
+    myFixture.addClass 'package foo; public class Outer { public class Inner {} }'
+    myFixture.addClass 'package bar; public class Inner {}'
+    try {
+      configure()
+      assert 'foo.Outer.Inner' == ((JavaPsiClassReferenceElement)myFixture.lookupElements[0]).qualifiedName
+      assert myFixture.lookupElementStrings == ['Inner']
+    }
+    finally {
+      CodeInsightSettings.getInstance().EXCLUDED_PACKAGES = new String[0]
+    }
+  }
+
+  public void testExcludedInstanceInnerClassQualifiedReference() throws Throwable {
+    CodeInsightSettings.getInstance().EXCLUDED_PACKAGES = ['foo']
+    myFixture.addClass 'package foo; public class Outer { public class Inner {} }'
+    myFixture.addClass 'package bar; public class Inner {}'
+    try {
+      configure()
+      assert 'foo.Outer.Inner' == ((JavaPsiClassReferenceElement)myFixture.lookupElements[0]).qualifiedName
+      assert myFixture.lookupElementStrings == ['Inner']
+    }
+    finally {
+      CodeInsightSettings.getInstance().EXCLUDED_PACKAGES = new String[0]
+    }
+  }
+
   public void testAtUnderClass() throws Throwable {
     doTest();
   }