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/*
* Copyright (C) 2008 The Guava Authors
*
* 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.google.common.collect.testing.testers;
import static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_REMOVE_ALL;
import static com.google.common.collect.testing.features.CollectionSize.ONE;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;
import com.google.common.collect.testing.MinimalCollection;
import com.google.common.collect.testing.features.CollectionFeature;
import com.google.common.collect.testing.features.CollectionSize;
/**
* A generic JUnit test which tests removeAll operations on a list. Can't be
* invoked directly; please see
* {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
*
* <p>This class is GWT compatible.
*
* @author George van den Driessche
*/
@SuppressWarnings("unchecked") // too many "unchecked generic array creations"
public class ListRemoveAllTester<E> extends AbstractListTester<E> {
@CollectionFeature.Require(SUPPORTS_REMOVE_ALL)
@CollectionSize.Require(absent = {ZERO, ONE})
public void testRemoveAll_duplicate() {
ArrayWithDuplicate<E> arrayAndDuplicate = createArrayWithDuplicateElement();
collection = getSubjectGenerator().create(arrayAndDuplicate.elements);
E duplicate = arrayAndDuplicate.duplicate;
assertTrue("removeAll(intersectingCollection) should return true",
getList().removeAll(MinimalCollection.of(duplicate)));
assertFalse("after removeAll(e), a collection should not contain e even " +
"if it initially contained e more than once.",
getList().contains(duplicate));
}
// All other cases are covered by CollectionRemoveAllTester.
}
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