/*
* 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.facebook.presto.operator.aggregation;
import com.facebook.presto.metadata.MetadataManager;
import com.facebook.presto.metadata.Signature;
import com.facebook.presto.spi.type.StandardTypes;
import com.facebook.presto.spi.type.Type;
import com.google.common.collect.ImmutableList;
import org.testng.annotations.Test;
import java.util.Arrays;
import java.util.Set;
import static com.facebook.presto.block.BlockAssertions.createArrayBigintBlock;
import static com.facebook.presto.block.BlockAssertions.createBooleansBlock;
import static com.facebook.presto.block.BlockAssertions.createDoublesBlock;
import static com.facebook.presto.block.BlockAssertions.createIntsBlock;
import static com.facebook.presto.block.BlockAssertions.createLongsBlock;
import static com.facebook.presto.block.BlockAssertions.createStringsBlock;
import static com.facebook.presto.metadata.FunctionKind.AGGREGATE;
import static com.facebook.presto.operator.aggregation.AggregationTestUtils.assertAggregation;
import static com.facebook.presto.spi.type.TypeSignature.parseTypeSignature;
import static com.google.common.collect.ImmutableSet.toImmutableSet;
import static org.testng.Assert.assertNotNull;
public class TestArbitraryAggregation
{
private static final MetadataManager metadata = MetadataManager.createTestMetadataManager();
@Test
public void testAllRegistered()
{
Set<Type> allTypes = metadata.getTypeManager().getTypes().stream().collect(toImmutableSet());
for (Type valueType : allTypes) {
assertNotNull(metadata.getFunctionRegistry().getAggregateFunctionImplementation(new Signature("arbitrary", AGGREGATE, valueType.getTypeSignature(), valueType.getTypeSignature())));
}
}
@Test
public void testNullBoolean()
throws Exception
{
InternalAggregationFunction booleanAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.BOOLEAN), parseTypeSignature(StandardTypes.BOOLEAN)));
assertAggregation(
booleanAgg,
null,
createBooleansBlock((Boolean) null));
}
@Test
public void testValidBoolean()
throws Exception
{
InternalAggregationFunction booleanAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.BOOLEAN), parseTypeSignature(StandardTypes.BOOLEAN)));
assertAggregation(
booleanAgg,
true,
createBooleansBlock(true, true));
}
@Test
public void testNullLong()
throws Exception
{
InternalAggregationFunction longAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.BIGINT), parseTypeSignature(StandardTypes.BIGINT)));
assertAggregation(
longAgg,
null,
createLongsBlock(null, null));
}
@Test
public void testValidLong()
throws Exception
{
InternalAggregationFunction longAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.BIGINT), parseTypeSignature(StandardTypes.BIGINT)));
assertAggregation(
longAgg,
1L,
createLongsBlock(1L, null));
}
@Test
public void testNullDouble()
throws Exception
{
InternalAggregationFunction doubleAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.DOUBLE), parseTypeSignature(StandardTypes.DOUBLE)));
assertAggregation(
doubleAgg,
null,
createDoublesBlock(null, null));
}
@Test
public void testValidDouble()
throws Exception
{
InternalAggregationFunction doubleAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.DOUBLE), parseTypeSignature(StandardTypes.DOUBLE)));
assertAggregation(
doubleAgg,
2.0,
createDoublesBlock(null, 2.0));
}
@Test
public void testNullString()
throws Exception
{
InternalAggregationFunction stringAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.VARCHAR), parseTypeSignature(StandardTypes.VARCHAR)));
assertAggregation(
stringAgg,
null,
createStringsBlock(null, null));
}
@Test
public void testValidString()
throws Exception
{
InternalAggregationFunction stringAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature(StandardTypes.VARCHAR), parseTypeSignature(StandardTypes.VARCHAR)));
assertAggregation(
stringAgg,
"a",
createStringsBlock("a", "a"));
}
@Test
public void testNullArray()
throws Exception
{
InternalAggregationFunction arrayAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature("array(bigint)"), parseTypeSignature("array(bigint)")));
assertAggregation(
arrayAgg,
null,
createArrayBigintBlock(Arrays.asList(null, null, null, null)));
}
@Test
public void testValidArray()
throws Exception
{
InternalAggregationFunction arrayAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature("array(bigint)"), parseTypeSignature("array(bigint)")));
assertAggregation(
arrayAgg,
ImmutableList.of(23L, 45L),
createArrayBigintBlock(ImmutableList.of(ImmutableList.of(23L, 45L), ImmutableList.of(23L, 45L), ImmutableList.of(23L, 45L), ImmutableList.of(23L, 45L))));
}
@Test
public void testValidInt()
throws Exception
{
InternalAggregationFunction arrayAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(
new Signature("arbitrary", AGGREGATE, parseTypeSignature("integer"), parseTypeSignature("integer")));
assertAggregation(
arrayAgg,
3,
createIntsBlock(3, 3, null));
}
}