DimensionsSpecSerdeTest.java

/*
* 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.data.input.impl;

import com.fasterxml.jackson.databind.ObjectMapper;
import junit.framework.Assert;
import org.junit.Test;

import java.util.Arrays;
import java.util.List;

/**
 */
public class DimensionsSpecSerdeTest
{
  private final ObjectMapper mapper = new ObjectMapper();

  @Test
  public void testDimensionsSpecSerde() throws Exception
  {
    DimensionsSpec expected = new DimensionsSpec(
        Arrays.asList(
            new StringDimensionSchema("AAA"),
            new StringDimensionSchema("BBB"),
            new FloatDimensionSchema("C++"),
            new NewSpatialDimensionSchema("DDT", null),
            new LongDimensionSchema("EEE"),
            new NewSpatialDimensionSchema("DDT2", Arrays.asList("A", "B")),
            new NewSpatialDimensionSchema("IMPR", Arrays.asList("S", "P", "Q", "R"))
        ),
        Arrays.asList("FOO", "HAR"),
        null
    );

    String jsonStr = "{\"dimensions\":"
                     + "[\"AAA\", \"BBB\","
                     + "{\"name\":\"C++\", \"type\":\"float\"},"
                     + "{\"name\":\"DDT\", \"type\":\"spatial\"},"
                     + "{\"name\":\"EEE\", \"type\":\"long\"},"
                     + "{\"name\":\"DDT2\", \"type\": \"spatial\", \"dims\":[\"A\", \"B\"]}],"
                     + "\"dimensionExclusions\": [\"FOO\", \"HAR\"],"
                     + "\"spatialDimensions\": [{\"dimName\":\"IMPR\", \"dims\":[\"S\",\"P\",\"Q\",\"R\"]}]"
                     + "}";

    DimensionsSpec actual = mapper.readValue(
        mapper.writeValueAsString(
            mapper.readValue(jsonStr, DimensionsSpec.class)
        ),
        DimensionsSpec.class
    );

    List<SpatialDimensionSchema> expectedSpatials = Arrays.asList(
        new SpatialDimensionSchema("DDT", null),
        new SpatialDimensionSchema("DDT2", Arrays.asList("A","B")),
        new SpatialDimensionSchema("IMPR", Arrays.asList("S","P","Q","R"))
    );

    Assert.assertEquals(expected, actual);
    Assert.assertEquals(expectedSpatials, actual.getSpatialDimensions());
  }
}