gobblin.data.management.util.PathUtilsTest.java Source code

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Here is the source code for gobblin.data.management.util.PathUtilsTest.java

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/*
 * 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 gobblin.data.management.util;

import gobblin.util.PathUtils;
import org.apache.hadoop.fs.Path;
import org.testng.Assert;
import org.testng.annotations.Test;

public class PathUtilsTest {

    @Test
    public void testMergePaths() throws Exception {
        Path path1 = new Path("/some/path");
        Path path2 = new Path("/path2/file");
        Assert.assertEquals(PathUtils.mergePaths(path1, path2).toString(), "/some/path/path2/file");
    }

    @Test
    public void testRelativizePath() throws Exception {
        Path prefix = new Path("/prefix/path");
        Path suffix = new Path("suffix/elements");
        Path path1 = new Path(prefix, suffix);

        Assert.assertEquals(PathUtils.relativizePath(path1, prefix), suffix);

        Path path2 = new Path("/unrelated/path/with/more/elements");
        Assert.assertEquals(PathUtils.relativizePath(path2, prefix), path2);

    }

    @Test
    public void testIsAncestor() throws Exception {
        Path ancestor = new Path("/some/path");
        Assert.assertTrue(PathUtils.isAncestor(ancestor, new Path(ancestor, "more/elements")));
        Assert.assertTrue(PathUtils.isAncestor(ancestor, ancestor));
        Assert.assertFalse(PathUtils.isAncestor(ancestor, new Path("/unrelated/path")));
        Assert.assertFalse(PathUtils.isAncestor(ancestor, new Path("relative/path")));
        Assert.assertFalse(PathUtils.isAncestor(ancestor, ancestor.getParent()));

        Path relativeAncestor = new Path("relative/ancestor");
        Assert.assertTrue(PathUtils.isAncestor(relativeAncestor, new Path(relativeAncestor, "more/elements")));
        Assert.assertTrue(PathUtils.isAncestor(relativeAncestor, relativeAncestor));
        Assert.assertFalse(PathUtils.isAncestor(relativeAncestor, new Path("/unrelated/path")));
        Assert.assertFalse(PathUtils.isAncestor(relativeAncestor, new Path("relative/path")));
        Assert.assertFalse(PathUtils.isAncestor(relativeAncestor, relativeAncestor.getParent()));

    }

    @Test
    public void testIsNotAncestor() throws Exception {
        Path ancestor = new Path("/user/gobblin/hourly");
        Assert.assertFalse(
                PathUtils.isAncestor(ancestor, new Path("hdfs://clus-nn01.company.com:10000/user/gobblin/")));
    }

    @Test
    public void testGetPathWithoutSchemeAndAuthority() throws Exception {
        Path schemeAndAuthority = new Path("hdfs://example.hdfs:9000/");
        Path path = new Path("/some/path");
        Path fullPath = new Path(schemeAndAuthority, path);
        Assert.assertTrue(fullPath.toString().startsWith("hdfs"));
        Assert.assertEquals(PathUtils.getPathWithoutSchemeAndAuthority(fullPath), path);
    }

    @Test
    public void testDeepestNonGlobPath() throws Exception {

        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/*")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/*/*")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/a?b")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/*.avro")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/[abc]")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/{ab,bc}")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/path/*/files")), new Path("/path"));
        Assert.assertEquals(PathUtils.deepestNonGlobPath(new Path("/*")), new Path("/"));

    }

    @Test
    public void testRemoveExtension() throws Exception {

        Path path = PathUtils.removeExtension(new Path("file.txt"), ".txt");
        Assert.assertEquals(path, new Path("file"));

        path = PathUtils.removeExtension(new Path("file.txt"), ".abc");
        Assert.assertEquals(path, new Path("file.txt"));

        path = PathUtils.removeExtension(new Path("file.txt.gpg"), ".txt", ".gpg");
        Assert.assertEquals(path, new Path("file"));

        path = PathUtils.removeExtension(new Path("file.txt.gpg"), ".gpg", ".txt");
        Assert.assertEquals(path, new Path("file"));

        path = PathUtils.removeExtension(new Path("file.txt.gpg"), ".txt");
        Assert.assertEquals(path, new Path("file.gpg"));

        path = PathUtils.removeExtension(new Path("file.txt.gpg"), ".gpg");
        Assert.assertEquals(path, new Path("file.txt"));

        path = PathUtils.removeExtension(new Path("file"), ".txt", ".gpg");
        Assert.assertEquals(path, new Path("file"));

    }

    @Test
    public void testAddExtension() throws Exception {

        Path path = PathUtils.addExtension(new Path("file"), ".txt");
        Assert.assertEquals(path, new Path("file.txt"));

        path = PathUtils.addExtension(new Path("file.txt"), ".abc");
        Assert.assertEquals(path, new Path("file.txt.abc"));

        path = PathUtils.addExtension(new Path("file.txt.gpg"), ".txt", ".gpg");
        Assert.assertEquals(path, new Path("file.txt.gpg.txt.gpg"));

        path = PathUtils.addExtension(new Path("file.txt.gpg"), ".tar.gz");
        Assert.assertEquals(path, new Path("file.txt.gpg.tar.gz"));

    }
}