commons-vfs2/src/test/java/org/apache/commons/vfs2/filter/AndFileFilterTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.commons.vfs2.filter;

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.vfs2.FileFilter;
import org.apache.commons.vfs2.FileSelectInfo;
import org.apache.commons.vfs2.FileSystemException;
import org.junit.jupiter.api.Test;

// CHECKSTYLE:OFF Test code
public class AndFileFilterTest extends BaseFilterTest {

    /**
     * Just a filter class.
     */
    private static class DummyFilter implements FileFilter {

        @Override
        public boolean accept(final FileSelectInfo fileSelectInfo) {
            return false;
        }

    }

    @SuppressWarnings("deprecation")
    @Test
    public void testAccept() throws FileSystemException {

        final FileSelectInfo any = createFileSelectInfo(new File("anyfile"));

        // Empty
        assertFalse(new AndFileFilter().accept(any));

        // True
        assertTrue(new AndFileFilter(new AlwaysTrueFileFilter()).accept(any));
        assertTrue(new AndFileFilter(new AlwaysTrueFileFilter(), new AlwaysTrueFileFilter()).accept(any));

        // False
        assertFalse(new AndFileFilter(new AlwaysFalseFileFilter()).accept(any));
        assertFalse(new AndFileFilter(new AlwaysFalseFileFilter(), new AlwaysFalseFileFilter()).accept(any));
        assertFalse(new AndFileFilter(new AlwaysFalseFileFilter(), new AlwaysTrueFileFilter()).accept(any));
        assertFalse(new AndFileFilter(new AlwaysTrueFileFilter(), new AlwaysFalseFileFilter()).accept(any));
    }

    @Test
    public void testAcceptChecked() throws FileSystemException {

        final FileSelectInfo any = createFileSelectInfo(new File("anyfile"));

        // Empty
        assertFalse(new AndFileFilter().accept(any));

        // True
        assertTrue(new AndFileFilter(new AlwaysTrueFileFilter()).accept(any));
        assertTrue(new AndFileFilter(new AlwaysTrueFileFilter(), new AlwaysTrueFileFilter()).accept(any));

        // False
        assertFalse(new AndFileFilter(new AlwaysFalseFileFilter()).accept(any));
        assertFalse(new AndFileFilter(new AlwaysFalseFileFilter(), new AlwaysFalseFileFilter()).accept(any));
        assertFalse(new AndFileFilter(new AlwaysFalseFileFilter(), new AlwaysTrueFileFilter()).accept(any));
        assertFalse(new AndFileFilter(new AlwaysTrueFileFilter(), new AlwaysFalseFileFilter()).accept(any));
    }

    @Test
    public void testAddFileFilter() {

        // PREPARE
        final FileFilter filter1 = new DummyFilter();
        final FileFilter filter2 = new DummyFilter();
        final FileFilter filter3 = new DummyFilter();

        // TEST
        final AndFileFilter testee = new AndFileFilter();
        testee.addFileFilter(filter1);
        testee.addFileFilter(filter2);
        testee.addFileFilter(filter3);

        // VERIFY
        assertContainsOnly(testee.getFileFilters(), filter1, filter2, filter3);
    }

    @Test
    public void testAndFileFilterFileFilter() {

        // PREPARE
        final FileFilter filter1 = new DummyFilter();
        final FileFilter filter2 = new DummyFilter();
        final FileFilter filter3 = new DummyFilter();

        // TEST
        final AndFileFilter testee = new AndFileFilter(filter1, filter2, filter3);

        // VERIFY
        assertContainsOnly(testee.getFileFilters(), filter1, filter2, filter3);
    }

    @Test
    public void testAndFileFilterList() {

        // PREPARE
        final FileFilter filter1 = new DummyFilter();
        final FileFilter filter2 = new DummyFilter();
        final FileFilter filter3 = new DummyFilter();
        final List<FileFilter> list = new ArrayList<>();
        list.add(filter1);
        list.add(filter2);
        list.add(filter3);

        // TEST
        final AndFileFilter testee = new AndFileFilter(list);

        // VERIFY
        assertContainsOnly(testee.getFileFilters(), filter1, filter2, filter3);
    }

    @Test
    public void testRemoveFileFilter() {

        // PREPARE
        final FileFilter filter1 = new DummyFilter();
        final FileFilter filter2 = new DummyFilter();
        final FileFilter filter3 = new DummyFilter();
        final AndFileFilter testee = new AndFileFilter(filter1, filter2, filter3);

        // TEST
        testee.removeFileFilter(filter2);

        // VERIFY
        assertContainsOnly(testee.getFileFilters(), filter1, filter3);
    }

    @Test
    public void testSetFileFilters() {

        // PREPARE
        final FileFilter filter1 = new DummyFilter();
        final FileFilter filter2 = new DummyFilter();
        final FileFilter filter3 = new DummyFilter();
        final List<FileFilter> list = new ArrayList<>();
        list.add(filter1);
        list.add(filter2);
        list.add(filter3);
        final AndFileFilter testee = new AndFileFilter();

        // TEST
        testee.setFileFilters(list);
        assertNotNull(testee.toString());

        // VERIFY
        assertContainsOnly(testee.getFileFilters(), filter1, filter2, filter3);
    }

}
// CHECKSTYLE:ON