/*
* 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.spi.predicate;
import com.facebook.presto.spi.ColumnHandle;
import com.facebook.presto.spi.TestingColumnHandle;
import com.facebook.presto.spi.block.Block;
import com.facebook.presto.spi.block.TestingBlockEncodingSerde;
import com.facebook.presto.spi.block.TestingBlockJsonSerde;
import com.facebook.presto.spi.type.TestingTypeDeserializer;
import com.facebook.presto.spi.type.TestingTypeManager;
import com.facebook.presto.spi.type.Type;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.google.common.collect.ImmutableMap;
import io.airlift.json.ObjectMapperProvider;
import org.testng.annotations.Test;
import java.io.IOException;
import java.util.Map;
import static com.facebook.presto.spi.predicate.TupleDomain.columnWiseUnion;
import static com.facebook.presto.spi.type.BigintType.BIGINT;
import static com.facebook.presto.spi.type.BooleanType.BOOLEAN;
import static com.facebook.presto.spi.type.DoubleType.DOUBLE;
import static com.facebook.presto.spi.type.VarcharType.VARCHAR;
import static io.airlift.slice.Slices.utf8Slice;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
public class TestTupleDomain
{
private static final ColumnHandle A = new TestingColumnHandle("a");
private static final ColumnHandle B = new TestingColumnHandle("b");
private static final ColumnHandle C = new TestingColumnHandle("c");
private static final ColumnHandle D = new TestingColumnHandle("d");
private static final ColumnHandle E = new TestingColumnHandle("e");
private static final ColumnHandle F = new TestingColumnHandle("f");
@Test
public void testNone()
throws Exception
{
assertTrue(TupleDomain.none().isNone());
assertEquals(TupleDomain.<ColumnHandle>none(),
TupleDomain.withColumnDomains(ImmutableMap.of(
A, Domain.none(BIGINT))));
assertEquals(TupleDomain.<ColumnHandle>none(),
TupleDomain.withColumnDomains(ImmutableMap.of(
A, Domain.all(BIGINT),
B, Domain.none(VARCHAR))));
}
@Test
public void testAll()
throws Exception
{
assertTrue(TupleDomain.all().isAll());
assertEquals(TupleDomain.<ColumnHandle>all(),
TupleDomain.withColumnDomains(ImmutableMap.of(
A, Domain.all(BIGINT))));
assertEquals(TupleDomain.<ColumnHandle>all(),
TupleDomain.withColumnDomains(ImmutableMap.<ColumnHandle, Domain>of()));
}
@Test
public void testIntersection()
throws Exception
{
TupleDomain<ColumnHandle> tupleDomain1 = TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.all(VARCHAR))
.put(B, Domain.notNull(DOUBLE))
.put(C, Domain.singleValue(BIGINT, 1L))
.put(D, Domain.create(ValueSet.ofRanges(Range.greaterThanOrEqual(DOUBLE, 0.0)), true))
.build());
TupleDomain<ColumnHandle> tupleDomain2 = TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.singleValue(VARCHAR, utf8Slice("value")))
.put(B, Domain.singleValue(DOUBLE, 0.0))
.put(C, Domain.singleValue(BIGINT, 1L))
.put(D, Domain.create(ValueSet.ofRanges(Range.lessThan(DOUBLE, 10.0)), false))
.build());
TupleDomain<ColumnHandle> expectedTupleDomain = TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.singleValue(VARCHAR, utf8Slice("value")))
.put(B, Domain.singleValue(DOUBLE, 0.0))
.put(C, Domain.singleValue(BIGINT, 1L))
.put(D, Domain.create(ValueSet.ofRanges(Range.range(DOUBLE, 0.0, true, 10.0, false)), false))
.build());
assertEquals(tupleDomain1.intersect(tupleDomain2), expectedTupleDomain);
}
@Test
public void testNoneIntersection()
throws Exception
{
assertEquals(TupleDomain.none().intersect(TupleDomain.all()), TupleDomain.none());
assertEquals(TupleDomain.all().intersect(TupleDomain.none()), TupleDomain.none());
assertEquals(TupleDomain.none().intersect(TupleDomain.none()), TupleDomain.none());
assertEquals(
TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.onlyNull(BIGINT)))
.intersect(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.notNull(BIGINT)))),
TupleDomain.<ColumnHandle>none());
}
@Test
public void testMismatchedColumnIntersection()
throws Exception
{
TupleDomain<ColumnHandle> tupleDomain1 = TupleDomain.withColumnDomains(
ImmutableMap.of(
A, Domain.all(DOUBLE),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))));
TupleDomain<ColumnHandle> tupleDomain2 = TupleDomain.withColumnDomains(
ImmutableMap.of(
A, Domain.create(ValueSet.ofRanges(Range.greaterThanOrEqual(DOUBLE, 0.0)), true),
C, Domain.singleValue(BIGINT, 1L)));
TupleDomain<ColumnHandle> expectedTupleDomain = TupleDomain.withColumnDomains(ImmutableMap.of(
A, Domain.create(ValueSet.ofRanges(Range.greaterThanOrEqual(DOUBLE, 0.0)), true),
B, Domain.singleValue(VARCHAR, utf8Slice("value")),
C, Domain.singleValue(BIGINT, 1L)));
assertEquals(tupleDomain1.intersect(tupleDomain2), expectedTupleDomain);
}
@Test
public void testColumnWiseUnion()
throws Exception
{
TupleDomain<ColumnHandle> tupleDomain1 = TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.all(VARCHAR))
.put(B, Domain.notNull(DOUBLE))
.put(C, Domain.onlyNull(BIGINT))
.put(D, Domain.singleValue(BIGINT, 1L))
.put(E, Domain.create(ValueSet.ofRanges(Range.greaterThanOrEqual(DOUBLE, 0.0)), true))
.build());
TupleDomain<ColumnHandle> tupleDomain2 = TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.singleValue(VARCHAR, utf8Slice("value")))
.put(B, Domain.singleValue(DOUBLE, 0.0))
.put(C, Domain.notNull(BIGINT))
.put(D, Domain.singleValue(BIGINT, 1L))
.put(E, Domain.create(ValueSet.ofRanges(Range.lessThan(DOUBLE, 10.0)), false))
.build());
TupleDomain<ColumnHandle> expectedTupleDomain = TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.all(VARCHAR))
.put(B, Domain.notNull(DOUBLE))
.put(C, Domain.all(BIGINT))
.put(D, Domain.singleValue(BIGINT, 1L))
.put(E, Domain.all(DOUBLE))
.build());
assertEquals(columnWiseUnion(tupleDomain1, tupleDomain2), expectedTupleDomain);
}
@Test
public void testNoneColumnWiseUnion()
throws Exception
{
assertEquals(columnWiseUnion(TupleDomain.none(), TupleDomain.all()), TupleDomain.all());
assertEquals(columnWiseUnion(TupleDomain.all(), TupleDomain.none()), TupleDomain.all());
assertEquals(columnWiseUnion(TupleDomain.none(), TupleDomain.none()), TupleDomain.none());
assertEquals(
columnWiseUnion(
TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.onlyNull(BIGINT))),
TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.notNull(BIGINT)))),
TupleDomain.<ColumnHandle>all());
}
@Test
public void testMismatchedColumnWiseUnion()
throws Exception
{
TupleDomain<ColumnHandle> tupleDomain1 = TupleDomain.withColumnDomains(
ImmutableMap.of(
A, Domain.all(DOUBLE),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))));
TupleDomain<ColumnHandle> tupleDomain2 = TupleDomain.withColumnDomains(
ImmutableMap.of(
A, Domain.create(ValueSet.ofRanges(Range.greaterThanOrEqual(DOUBLE, 0.0)), true),
C, Domain.singleValue(BIGINT, 1L)));
TupleDomain<ColumnHandle> expectedTupleDomain = TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.all(DOUBLE)));
assertEquals(columnWiseUnion(tupleDomain1, tupleDomain2), expectedTupleDomain);
}
@Test
public void testOverlaps()
throws Exception
{
assertTrue(overlaps(
ImmutableMap.of(),
ImmutableMap.of()));
assertTrue(overlaps(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertFalse(overlaps(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertFalse(overlaps(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertTrue(overlaps(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertTrue(overlaps(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 1L)),
ImmutableMap.of(B, Domain.singleValue(VARCHAR, utf8Slice("value")))));
assertTrue(overlaps(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 1L)),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertFalse(overlaps(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 1L)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 2L))));
assertFalse(overlaps(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
B, Domain.singleValue(BIGINT, 1L)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
B, Domain.singleValue(BIGINT, 2L))));
assertTrue(overlaps(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
B, Domain.all(BIGINT)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
B, Domain.singleValue(BIGINT, 2L))));
}
@Test
public void testContains()
throws Exception
{
assertTrue(contains(
ImmutableMap.of(),
ImmutableMap.of()));
assertTrue(contains(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertTrue(contains(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertTrue(contains(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.singleValue(DOUBLE, 0.0))));
assertFalse(contains(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of()));
assertTrue(contains(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertFalse(contains(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertFalse(contains(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertTrue(contains(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of()));
assertTrue(contains(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertTrue(contains(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertTrue(contains(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertFalse(contains(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of()));
assertTrue(contains(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertFalse(contains(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertTrue(contains(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertFalse(contains(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(B, Domain.singleValue(VARCHAR, utf8Slice("value")))));
assertFalse(contains(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(B, Domain.singleValue(VARCHAR, utf8Slice("value")))));
assertTrue(contains(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(B, Domain.none(VARCHAR))));
assertTrue(contains(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
B, Domain.none(VARCHAR))));
assertTrue(contains(
ImmutableMap.of(
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value")))));
assertTrue(contains(
ImmutableMap.of(
A, Domain.all(BIGINT),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value")))));
assertFalse(contains(
ImmutableMap.of(
A, Domain.all(BIGINT),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value2")))));
assertTrue(contains(
ImmutableMap.of(
A, Domain.all(BIGINT),
B, Domain.singleValue(VARCHAR, utf8Slice("value"))),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value2")),
C, Domain.none(VARCHAR))));
assertFalse(contains(
ImmutableMap.of(
A, Domain.all(BIGINT),
B, Domain.singleValue(VARCHAR, utf8Slice("value")),
C, Domain.none(VARCHAR)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.singleValue(VARCHAR, utf8Slice("value2")))));
assertTrue(contains(
ImmutableMap.of(
A, Domain.all(BIGINT),
B, Domain.singleValue(VARCHAR, utf8Slice("value")),
C, Domain.none(VARCHAR)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.none(VARCHAR))));
}
@Test
public void testEquals()
throws Exception
{
assertTrue(equals(
ImmutableMap.of(),
ImmutableMap.of()));
assertTrue(equals(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertFalse(equals(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertFalse(equals(
ImmutableMap.of(),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertTrue(equals(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.all(BIGINT))));
assertFalse(equals(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertFalse(equals(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertTrue(equals(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(A, Domain.none(BIGINT))));
assertFalse(equals(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertTrue(equals(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))));
assertFalse(equals(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(B, Domain.singleValue(BIGINT, 0L))));
assertFalse(equals(
ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L)),
ImmutableMap.of(A, Domain.singleValue(BIGINT, 1L))));
assertTrue(equals(
ImmutableMap.of(A, Domain.all(BIGINT)),
ImmutableMap.of(B, Domain.all(VARCHAR))));
assertTrue(equals(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(B, Domain.none(VARCHAR))));
assertTrue(equals(
ImmutableMap.of(A, Domain.none(BIGINT)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.none(VARCHAR))));
assertFalse(equals(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.none(VARCHAR))));
assertTrue(equals(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
C, Domain.none(DOUBLE)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.none(VARCHAR))));
assertTrue(equals(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.all(DOUBLE)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.all(DOUBLE))));
assertTrue(equals(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.all(VARCHAR)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
C, Domain.all(DOUBLE))));
assertFalse(equals(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.all(VARCHAR)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 1L),
C, Domain.all(DOUBLE))));
assertFalse(equals(
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
B, Domain.all(VARCHAR)),
ImmutableMap.of(
A, Domain.singleValue(BIGINT, 0L),
C, Domain.singleValue(DOUBLE, 0.0))));
}
@Test
public void testIsNone()
throws Exception
{
assertFalse(TupleDomain.withColumnDomains(ImmutableMap.<ColumnHandle, Domain>of()).isNone());
assertFalse(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))).isNone());
assertTrue(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.none(BIGINT))).isNone());
assertFalse(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.all(BIGINT))).isNone());
assertTrue(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.all(BIGINT), B, Domain.none(BIGINT))).isNone());
}
@Test
public void testIsAll()
throws Exception
{
assertTrue(TupleDomain.withColumnDomains(ImmutableMap.<ColumnHandle, Domain>of()).isAll());
assertFalse(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L))).isAll());
assertTrue(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.all(BIGINT))).isAll());
assertFalse(TupleDomain.withColumnDomains(ImmutableMap.of(A, Domain.singleValue(BIGINT, 0L), B, Domain.all(BIGINT))).isAll());
}
@Test
public void testExtractFixedValues()
throws Exception
{
assertEquals(
TupleDomain.extractFixedValues(TupleDomain.withColumnDomains(
ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.all(DOUBLE))
.put(B, Domain.singleValue(VARCHAR, utf8Slice("value")))
.put(C, Domain.onlyNull(BIGINT))
.put(D, Domain.create(ValueSet.ofRanges(Range.equal(BIGINT, 1L)), true))
.build())).get(),
ImmutableMap.of(
B, NullableValue.of(VARCHAR, utf8Slice("value")),
C, NullableValue.asNull(BIGINT)));
}
@Test
public void testExtractFixedValuesFromNone()
throws Exception
{
assertFalse(TupleDomain.extractFixedValues(TupleDomain.none()).isPresent());
}
@Test
public void testExtractFixedValuesFromAll()
throws Exception
{
assertEquals(TupleDomain.extractFixedValues(TupleDomain.all()).get(), ImmutableMap.of());
}
@Test
public void testSingleValuesMapToDomain()
throws Exception
{
assertEquals(
TupleDomain.fromFixedValues(
ImmutableMap.<ColumnHandle, NullableValue>builder()
.put(A, NullableValue.of(BIGINT, 1L))
.put(B, NullableValue.of(VARCHAR, utf8Slice("value")))
.put(C, NullableValue.of(DOUBLE, 0.01))
.put(D, NullableValue.asNull(BOOLEAN))
.build()),
TupleDomain.withColumnDomains(ImmutableMap.<ColumnHandle, Domain>builder()
.put(A, Domain.singleValue(BIGINT, 1L))
.put(B, Domain.singleValue(VARCHAR, utf8Slice("value")))
.put(C, Domain.singleValue(DOUBLE, 0.01))
.put(D, Domain.onlyNull(BOOLEAN))
.build()));
}
@Test
public void testEmptySingleValuesMapToDomain()
throws Exception
{
assertEquals(TupleDomain.fromFixedValues(ImmutableMap.of()), TupleDomain.all());
}
@Test
public void testJsonSerialization()
throws Exception
{
TestingTypeManager typeManager = new TestingTypeManager();
TestingBlockEncodingSerde blockEncodingSerde = new TestingBlockEncodingSerde(typeManager);
ObjectMapper mapper = new ObjectMapperProvider().get()
.registerModule(new SimpleModule()
.addDeserializer(ColumnHandle.class, new JsonDeserializer<ColumnHandle>()
{
@Override
public ColumnHandle deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
throws IOException
{
return new ObjectMapperProvider().get().readValue(jsonParser, TestingColumnHandle.class);
}
})
.addDeserializer(Type.class, new TestingTypeDeserializer(typeManager))
.addSerializer(Block.class, new TestingBlockJsonSerde.Serializer(blockEncodingSerde))
.addDeserializer(Block.class, new TestingBlockJsonSerde.Deserializer(blockEncodingSerde)));
TupleDomain<ColumnHandle> tupleDomain = TupleDomain.all();
assertEquals(tupleDomain, mapper.readValue(mapper.writeValueAsString(tupleDomain), new TypeReference<TupleDomain<ColumnHandle>>() {}));
tupleDomain = TupleDomain.none();
assertEquals(tupleDomain, mapper.readValue(mapper.writeValueAsString(tupleDomain), new TypeReference<TupleDomain<ColumnHandle>>() {}));
tupleDomain = TupleDomain.fromFixedValues(ImmutableMap.of(A, NullableValue.of(BIGINT, 1L), B, NullableValue.asNull(VARCHAR)));
assertEquals(tupleDomain, mapper.readValue(mapper.writeValueAsString(tupleDomain), new TypeReference<TupleDomain<ColumnHandle>>() {}));
}
@Test
public void testTransform()
throws Exception
{
Map<Integer, Domain> domains = ImmutableMap.<Integer, Domain>builder()
.put(1, Domain.singleValue(BIGINT, 1L))
.put(2, Domain.singleValue(BIGINT, 2L))
.put(3, Domain.singleValue(BIGINT, 3L))
.build();
TupleDomain<Integer> domain = TupleDomain.withColumnDomains(domains);
TupleDomain<String> transformed = domain.transform(Object::toString);
Map<String, Domain> expected = ImmutableMap.<String, Domain>builder()
.put("1", Domain.singleValue(BIGINT, 1L))
.put("2", Domain.singleValue(BIGINT, 2L))
.put("3", Domain.singleValue(BIGINT, 3L))
.build();
assertEquals(transformed.getDomains().get(), expected);
}
@Test(expectedExceptions = IllegalArgumentException.class)
public void testTransformFailsWithNonUniqueMapping()
throws Exception
{
Map<Integer, Domain> domains = ImmutableMap.<Integer, Domain>builder()
.put(1, Domain.singleValue(BIGINT, 1L))
.put(2, Domain.singleValue(BIGINT, 2L))
.put(3, Domain.singleValue(BIGINT, 3L))
.build();
TupleDomain<Integer> domain = TupleDomain.withColumnDomains(domains);
domain.transform(input -> "x");
}
private boolean overlaps(Map<ColumnHandle, Domain> domains1, Map<ColumnHandle, Domain> domains2)
{
TupleDomain<ColumnHandle> tupleDomain1 = TupleDomain.withColumnDomains(domains1);
TupleDomain<ColumnHandle> tupleDOmain2 = TupleDomain.withColumnDomains(domains2);
return tupleDomain1.overlaps(tupleDOmain2);
}
private boolean contains(Map<ColumnHandle, Domain> superSet, Map<ColumnHandle, Domain> subSet)
{
TupleDomain<ColumnHandle> superSetTupleDomain = TupleDomain.withColumnDomains(superSet);
TupleDomain<ColumnHandle> subSetTupleDomain = TupleDomain.withColumnDomains(subSet);
return superSetTupleDomain.contains(subSetTupleDomain);
}
private boolean equals(Map<ColumnHandle, Domain> domains1, Map<ColumnHandle, Domain> domains2)
{
TupleDomain<ColumnHandle> tupleDomain1 = TupleDomain.withColumnDomains(domains1);
TupleDomain<ColumnHandle> tupleDOmain2 = TupleDomain.withColumnDomains(domains2);
return tupleDomain1.equals(tupleDOmain2);
}
}