commons-vfs2/src/test/java/org/apache/commons/vfs2/provider/ftp/FtpMdtmOnLastModifiedTests.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.provider.ftp;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.attribute.FileTime;

import org.apache.commons.lang3.SystemUtils;
import org.apache.commons.vfs2.AbstractTestSuite;
import org.apache.commons.vfs2.FileObject;
import org.apache.commons.vfs2.LastModifiedTests;
import org.junit.Test;

public class FtpMdtmOnLastModifiedTests extends LastModifiedTests {

    /**
     * Tests getting the last modified time of a file.
     */
    @Test
    public void testGetLastModifiedFileExactMatch() throws IOException {
        final String fileName = "file1.txt";
        final FileObject readFolder = getReadFolder();
        final FileObject fileObject = readFolder.resolveFile(fileName);
        final long lastModifiedTimeMillis = fileObject.getContent().getLastModifiedTime();
        // now try to match
        final FileTime lastModifiedTime = Files
            .getLastModifiedTime(Paths.get(getTestDirectory(), AbstractTestSuite.READ_TESTS_FOLDER, fileName));
        if (SystemUtils.IS_JAVA_1_8 && SystemUtils.IS_OS_LINUX) {
            // The Java 8/Linux combination on GitHub returns the time with 000 milliseconds, IOW with second precision.
            // Workaround OpenJDK 8 and 9 bug JDK-8177809
            // https://bugs.openjdk.java.net/browse/JDK-8177809
            assertDeltaMillis(fileName, lastModifiedTimeMillis, lastModifiedTimeMillis, lastModifiedTimeMillis);
        } else {
            assertEqualMillis("getLastModified on " + fileObject, lastModifiedTime.toMillis(), lastModifiedTimeMillis);
        }
    }

}