/*
 * Copyright 2000-2009 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.intellij.tools;

import com.intellij.openapi.actionSystem.ActionGroup;
import com.intellij.openapi.actionSystem.AnAction;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.Presentation;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.util.ArrayList;
import java.util.Objects;

public class SimpleActionGroup extends ActionGroup {
  private final ArrayList<AnAction> myChildren = new ArrayList<>();

  public SimpleActionGroup() {
    super(Presentation.NULL_STRING, false);
  }

  public void add(AnAction action) {
    myChildren.add(action);
  }

  @Override
  public AnAction @NotNull [] getChildren(@Nullable AnActionEvent e) {
    return myChildren.toArray(AnAction.EMPTY_ARRAY);
  }

  public int getChildrenCount() {
    return myChildren.size();
  }

  public void removeAll() {
    myChildren.clear();
  }

  @Override
  public boolean equals(Object obj) {
    return obj instanceof SimpleActionGroup && myChildren.equals(((SimpleActionGroup)obj).myChildren);
  }

  @Override
  public int hashCode() {
    return Objects.hash(myChildren);
  }
}


@@ -1566,24 +1566,80 @@
 ject obj) %7B%0A
+    if (myChildren.isEmpty()) return super.equals(obj);%0A
     return o

Fix broken tests