hudi-sync/hudi-hive-sync/src/test/java/org/apache/hudi/hive/TestPartitionValueExtractor.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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 * See the License for the specific language governing permissions and
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 */

package org.apache.hudi.hive;

import org.apache.hudi.sync.common.model.PartitionValueExtractor;

import org.junit.jupiter.api.Test;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;

public class TestPartitionValueExtractor {
  @Test
  public void testHourPartition() {
    SlashEncodedHourPartitionValueExtractor hourPartition = new SlashEncodedHourPartitionValueExtractor();
    List<String> list = new ArrayList<>();
    list.add("2020-12-20-01");
    assertEquals(hourPartition.extractPartitionValuesInPath("2020/12/20/01"), list);
    assertThrows(IllegalArgumentException.class, () -> hourPartition.extractPartitionValuesInPath("2020/12/20"));
    assertEquals(hourPartition.extractPartitionValuesInPath("update_time=2020/12/20/01"), list);
  }

  @Test
  public void testHiveStylePartition() {
    HiveStylePartitionValueExtractor hiveStylePartition = new HiveStylePartitionValueExtractor();
    List<String> list = new ArrayList<>();
    list.add("2021-04-02");
    assertEquals(hiveStylePartition.extractPartitionValuesInPath("datestr=2021-04-02"), list);
    assertThrows(
        IllegalArgumentException.class,
        () -> hiveStylePartition.extractPartitionValuesInPath("2021/04/02"));
  }

  @Test
  public void testSinglePartPartition() {
    PartitionValueExtractor extractor = new SinglePartPartitionValueExtractor();
    assertEquals(
        Collections.singletonList("202210-01-20"),
        extractor.extractPartitionValuesInPath("202210/01/20"));
  }
}