DataSizeTest.java example

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/**
 * Copyright (C) 2014-2016 LinkedIn Corp. (pinot-core@linkedin.com)
 *
 * 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.linkedin.pinot.common.utils;

import org.testng.Assert;
import org.testng.annotations.Test;


public class DataSizeTest {

  @Test
  public void testToBytes() {

    Assert.assertEquals(DataSize.toBytes("128M"),
        128 * 1024 * 1024L);
    Assert.assertEquals(DataSize.toBytes("1024"),
        1024L);

    Assert.assertEquals(DataSize.toBytes("1.5G"),
        (long)(1.5 * 1024 * 1024 * 1024L));

    Assert.assertEquals(DataSize.toBytes("123"), 123);
    Assert.assertEquals(DataSize.toBytes("123P"), -1);
    Assert.assertEquals(DataSize.toBytes("-123M"), -1);
    Assert.assertEquals(DataSize.toBytes("12G3G"), -1);

    Assert.assertEquals(DataSize.toBytes("123k"), 123 * 1024L);

    Assert.assertEquals(DataSize.toBytes("123t"), 123 * 1024L * 1024 * 1024 * 1024);

  }

}