IDEA-52529 enum member not suggested while adding a static array right in the enum class

java/java-impl/src/com/intellij/codeInsight/completion/JavaCompletionContributor.java

@@ -37,7 +37,6 @@ import com.intellij.openapi.util.Computable;
 import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.patterns.ElementPattern;
 import com.intellij.patterns.PatternCondition;
-import static com.intellij.patterns.PsiJavaPatterns.*;
 import com.intellij.patterns.PsiNameValuePairPattern;
 import com.intellij.psi.*;
 import com.intellij.psi.filters.*;
@@ -60,6 +59,8 @@ import java.util.HashSet;
 import java.util.LinkedHashSet;
 import java.util.Set;
 
+import static com.intellij.patterns.PsiJavaPatterns.*;
+
 /**
  * @author peter
  */
@@ -88,7 +89,7 @@ public class JavaCompletionContributor extends CompletionContributor {
   @Nullable 
   private static ElementFilter getReferenceFilter(PsiElement position) {
     // Completion after extends in interface, type parameter and implements in class
-    final PsiClass containingClass = PsiTreeUtil.getParentOfType(position, PsiClass.class, false, PsiCodeBlock.class, PsiMethod.class, PsiExpressionList.class);
+    final PsiClass containingClass = PsiTreeUtil.getParentOfType(position, PsiClass.class, false, PsiCodeBlock.class, PsiMethod.class, PsiExpressionList.class, PsiVariable.class);
     if (containingClass != null && psiElement().afterLeaf(PsiKeyword.EXTENDS, PsiKeyword.IMPLEMENTS, ",", "&").accepts(position)) {
       return new AndFilter(ElementClassFilter.CLASS, new NotFilter(new AssignableFromContextFilter()));
     }

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

@@ -0,0 +1,6 @@
+public enum ButtonKey {
+  CANCEL_ALL,
+  CANCEL_SELL;
+
+  public static final ButtonKey[] ARR = {CANCEL_ALL, CANCEL_S<caret>};
+}

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

@@ -0,0 +1,6 @@
+public enum ButtonKey {
+  CANCEL_ALL,
+  CANCEL_SELL;
+
+  public static final ButtonKey[] ARR = {CANCEL_ALL, CANCEL_SELL<caret>};
+}

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

@@ -662,5 +662,7 @@ public class NormalCompletionTest extends LightCompletionTestCase {
 
   public void testMethodParameterAnnotationClass() throws Throwable { doTest(); }
 
+  public void testEnumConstantFromEnumMember() throws Throwable { doTest(); }
+
 
 }