/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate 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.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.operation.operator;
import com.google.common.collect.Sets;
import io.crate.operation.operator.input.ObjectInput;
import io.crate.planner.symbol.Function;
import io.crate.planner.symbol.Literal;
import io.crate.planner.symbol.Reference;
import io.crate.planner.symbol.Symbol;
import io.crate.types.DataType;
import io.crate.types.DataTypes;
import io.crate.types.SetType;
import org.apache.lucene.util.BytesRef;
import org.junit.Test;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import static io.crate.testing.TestingHelpers.assertLiteralSymbol;
import static junit.framework.Assert.assertNull;
import static junit.framework.Assert.assertTrue;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
public class InOperatorTest {
static {
ClassLoader.getSystemClassLoader().setDefaultAssertionStatus(true);
}
private static final DataType INTEGER_SET_TYPE = new SetType(DataTypes.INTEGER);
private static final DataType STRING_SET_TYPE = new SetType(DataTypes.STRING);
@Test
public void testNormalizeSymbolSetLiteralIntegerIncluded() {
Literal<Integer> inValue = Literal.newLiteral(1);
Literal inListValues = Literal.newLiteral(INTEGER_SET_TYPE, Sets.newHashSet(1, 2, 4, 8));
List<Symbol> arguments = new ArrayList<>();
arguments.add(inValue);
arguments.add(inListValues);
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
Function function = new Function(op.info(), arguments);
Symbol result = op.normalizeSymbol(function);
assertLiteralSymbol(result, true);
}
@Test
public void testNormalizeSymbolSetLiteralIntegerNotIncluded() {
Literal<Integer> inValue = Literal.newLiteral(128);
Literal inListValues = Literal.newLiteral(INTEGER_SET_TYPE, Sets.newHashSet(1, 2, 4, 8));
List<Symbol> arguments = new ArrayList<>();
arguments.add(inValue);
arguments.add(inListValues);
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
Function function = new Function(op.info(), arguments);
Symbol result = op.normalizeSymbol(function);
assertLiteralSymbol(result, false);
}
@Test
public void testNormalizeSymbolSetLiteralDifferentDataTypeValue() {
Literal<Double> value = Literal.newLiteral(2.0);
Literal inListValues = Literal.newLiteral(INTEGER_SET_TYPE, Sets.newHashSet(1, 2, 4, 8));
List<Symbol> arguments = new ArrayList<>();
arguments.add(value);
arguments.add(inListValues);
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
Function function = new Function(op.info(), arguments);
Symbol result = op.normalizeSymbol(function);
assertLiteralSymbol(result, false);
}
@Test
public void testNormalizeSymbolSetLiteralReference() {
Reference reference = new Reference();
Literal inListValues = Literal.newLiteral(INTEGER_SET_TYPE, Sets.newHashSet(1, 2, 4, 8));
List<Symbol> arguments = new ArrayList<>();
arguments.add(reference);
arguments.add(inListValues);
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
Function function = new Function(op.info(), arguments);
Symbol result = op.normalizeSymbol(function);
assertThat(result, instanceOf(Function.class));
assertThat(((Function) result).info().ident().name(), is(InOperator.NAME));
}
@Test
public void testNormalizeSymbolSetLiteralStringIncluded() {
Literal inValue = Literal.newLiteral("charlie");
Literal inListValues = Literal.newLiteral(
STRING_SET_TYPE,
Sets.newHashSet(
new BytesRef("alpha"),
new BytesRef("bravo"),
new BytesRef("charlie"),
new BytesRef("delta")
)
);
List<Symbol> arguments = new ArrayList<>();
arguments.add(inValue);
arguments.add(inListValues);
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
Function function = new Function(op.info(), arguments);
Symbol result = op.normalizeSymbol(function);
assertLiteralSymbol(result, true);
}
@Test
public void testNormalizeSymbolSetLiteralStringNotIncluded() {
Literal inValue = Literal.newLiteral("not included");
Literal inListValues = Literal.newLiteral(
STRING_SET_TYPE,
Sets.newHashSet(
new BytesRef("alpha"),
new BytesRef("bravo"),
new BytesRef("charlie"),
new BytesRef("delta")
)
);
List<Symbol> arguments = new ArrayList<>();
arguments.add(inValue);
arguments.add(inListValues);
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
Function function = new Function(op.info(), arguments);
Symbol result = op.normalizeSymbol(function);
assertLiteralSymbol(result, false);
}
private Boolean in(Object inValue, Object... inList) {
Set<Object> inListValues = new HashSet<>();
for (Object o : inList) {
inListValues.add(o);
}
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.INTEGER));
return op.evaluate(new ObjectInput(inValue), new ObjectInput(inListValues));
}
@Test
public void testEvaluateInOperator() {
assertTrue(in(1, 1,2,4,8));
assertFalse(in(128, 1, 2, 4, 8));
assertTrue(in("charlie", "alpha", "bravo", "charlie", "delta"));
assertFalse(in("not included", "alpha", "bravo", "charlie", "delta"));
assertNull(in(null, "alpha", "bravo", "charlie", "delta"));
// "where 'something' in (null)"
assertNull(in("something", new Object[]{null}));
// "where 'something' in null"
InOperator op = new InOperator(Operator.generateInfo(InOperator.NAME, DataTypes.STRING));
assertNull(op.evaluate(new ObjectInput("something"), new ObjectInput(null)));
}
}