io.druid.segment.SegmentUtilsTest.java Source code

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Here is the source code for io.druid.segment.SegmentUtilsTest.java

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/*
 * Licensed to Metamarkets Group Inc. (Metamarkets) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Metamarkets 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 io.druid.segment;

import com.google.common.primitives.Ints;
import org.apache.commons.io.FileUtils;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;

import java.io.File;
import java.io.IOException;

/**
 */
public class SegmentUtilsTest {
    @Rule
    public final TemporaryFolder tempFolder = new TemporaryFolder();

    @Test
    public void testVersionBin() throws Exception {
        File dir = tempFolder.newFolder();
        byte[] bytes = Ints.toByteArray(9);
        FileUtils.writeByteArrayToFile(new File(dir, "version.bin"), Ints.toByteArray(9));
        Assert.assertEquals(9, SegmentUtils.getVersionFromDir(dir));
    }

    @Test
    public void testIndexDrd() throws Exception {
        File dir = tempFolder.newFolder();
        FileUtils.writeByteArrayToFile(new File(dir, "index.drd"), new byte[] { (byte) 0x8 });
        Assert.assertEquals(8, SegmentUtils.getVersionFromDir(dir));
    }

    @Test(expected = IOException.class)
    public void testException() throws Exception {
        SegmentUtils.getVersionFromDir(tempFolder.newFolder());
    }
}