phoenix-pig-base/src/test/java/org/apache/phoenix/pig/util/TypeUtilTest.java

/*
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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
 * distributed under the License is distributed on an "AS IS" BASIS,
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 * See the License for the specific language governing permissions and
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package org.apache.phoenix.pig.util;

import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Map;

import org.apache.phoenix.mapreduce.PhoenixRecordWritable;
import org.apache.phoenix.schema.types.PArrayDataType;
import org.apache.phoenix.schema.types.PDouble;
import org.apache.phoenix.schema.types.PhoenixArray;
import org.apache.pig.ResourceSchema.ResourceFieldSchema;
import org.apache.pig.data.DataType;
import org.apache.pig.data.Tuple;
import org.junit.Test;

import org.apache.phoenix.thirdparty.com.google.common.collect.Maps;

public class TypeUtilTest {

    @Test
    public void testTransformToTuple() throws Exception {
        PhoenixRecordWritable record = mock(PhoenixRecordWritable.class);
        Double[] doubleArr =  new Double[2];
        doubleArr[0] = 64.87;
        doubleArr[1] = 89.96;
        PhoenixArray arr = PArrayDataType.instantiatePhoenixArray(PDouble.INSTANCE, doubleArr);
        Map<String,Object> values = Maps.newLinkedHashMap();
        values.put("first", "213123");
        values.put("second", 1231123);
        values.put("third", 31231231232131L);
        values.put("four", "bytearray".getBytes());
        values.put("five", arr);
        when(record.getResultMap()).thenReturn(values);

        ResourceFieldSchema field = new ResourceFieldSchema().setType(DataType.CHARARRAY);
        ResourceFieldSchema field1 = new ResourceFieldSchema().setType(DataType.INTEGER);
        ResourceFieldSchema field2 = new ResourceFieldSchema().setType(DataType.LONG);
        ResourceFieldSchema field3 = new ResourceFieldSchema().setType(DataType.BYTEARRAY);
        ResourceFieldSchema field4 = new ResourceFieldSchema().setType(DataType.TUPLE);
        ResourceFieldSchema[] projectedColumns = { field, field1, field2, field3 , field4 }; 

        Tuple t = TypeUtil.transformToTuple(record, projectedColumns);

        assertEquals(DataType.LONG, DataType.findType(t.get(2)));
        assertEquals(DataType.TUPLE, DataType.findType(t.get(4)));
        Tuple doubleArrayTuple = (Tuple)t.get(4);
        assertEquals(2,doubleArrayTuple.size());

        field = new ResourceFieldSchema().setType(DataType.BIGDECIMAL);
        field1 = new ResourceFieldSchema().setType(DataType.BIGINTEGER);
        values.clear();
        values.put("first", new BigDecimal(123123123.123213));
        values.put("second", new BigInteger("1312313231312"));
        ResourceFieldSchema[] columns = { field, field1 };
        
        t = TypeUtil.transformToTuple(record, columns);

        assertEquals(DataType.BIGDECIMAL, DataType.findType(t.get(0)));
        assertEquals(DataType.BIGINTEGER, DataType.findType(t.get(1)));
    }
}