LookbackPartitionFilterGeneratorTest.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.
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package gobblin.data.management.copy.hive.filter;

import java.util.Properties;

import org.joda.time.DateTime;
import org.joda.time.DateTimeUtils;
import org.testng.Assert;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;

@Test(groups = { "SystemTimeTests"})
public class LookbackPartitionFilterGeneratorTest {

  @BeforeMethod
  public void setUp()
      throws Exception {
    DateTimeUtils.setCurrentMillisFixed(new DateTime(2016,3,15,10,15).getMillis());
  }

  @AfterMethod
  public void tearDown()
      throws Exception {
    DateTimeUtils.setCurrentMillisSystem();
  }

  @Test
  public void test() {
    doTest("datePartition", "P1D", "YYYY-MM-dd-HH", "datePartition >= \"2016-03-14-10\"");
    doTest("datePartition", "P2D", "YYYY-MM-dd-HH", "datePartition >= \"2016-03-13-10\"");
    doTest("datePartition", "PT4H", "YYYY-MM-dd-HH", "datePartition >= \"2016-03-15-06\"");
    doTest("myColumn", "PT4H", "YYYY-MM-dd-HH", "myColumn >= \"2016-03-15-06\"");
  }

  private void doTest(String column, String lookback, String format, String expected) {
    Properties properties = new Properties();
    properties.put(LookbackPartitionFilterGenerator.PARTITION_COLUMN, column);
    properties.put(LookbackPartitionFilterGenerator.LOOKBACK, lookback);
    properties.put(LookbackPartitionFilterGenerator.DATETIME_FORMAT, format);

    Assert.assertEquals(new LookbackPartitionFilterGenerator(properties).getFilter(null), expected);
  }

}