-
Notifications
You must be signed in to change notification settings - Fork 94
/
ExpressionFactoryImplTest.java
77 lines (63 loc) · 3.2 KB
/
ExpressionFactoryImplTest.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file 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,
* 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 org.apache.ignite.internal.sql.engine.exec.exp;
import static org.apache.ignite.internal.sql.engine.util.BaseQueryContext.CALCITE_CONNECTION_CONFIG;
import static org.junit.jupiter.api.Assertions.assertNotSame;
import java.util.Arrays;
import java.util.Collections;
import org.apache.calcite.rel.type.RelDataTypeField;
import org.apache.calcite.rel.type.RelDataTypeFieldImpl;
import org.apache.calcite.rel.type.RelDataTypeSystem;
import org.apache.calcite.rel.type.RelRecordType;
import org.apache.calcite.rex.RexDynamicParam;
import org.apache.calcite.sql.type.SqlTypeName;
import org.apache.calcite.sql.validate.SqlConformanceEnum;
import org.apache.ignite.internal.sql.engine.type.IgniteTypeFactory;
import org.apache.ignite.internal.sql.engine.type.IgniteTypeSystem;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
/**
* ExpressionFactoryImpl test.
*/
public class ExpressionFactoryImplTest {
/** Type factory. */
private IgniteTypeFactory typeFactory;
/** Expression factory. */
private ExpressionFactoryImpl<Object[]> expFactory;
@BeforeEach
public void prepare() {
RelDataTypeSystem typeSys = CALCITE_CONNECTION_CONFIG.typeSystem(RelDataTypeSystem.class, IgniteTypeSystem.INSTANCE);
typeFactory = new IgniteTypeFactory(typeSys);
expFactory = new ExpressionFactoryImpl<>(null, typeFactory, SqlConformanceEnum.DEFAULT);
}
@Test
public void testScalarGeneration() {
RelDataTypeField field = new RelDataTypeFieldImpl(
"ID", 0, typeFactory.createSqlType(SqlTypeName.INTEGER)
);
RelRecordType type = new RelRecordType(Collections.singletonList(field));
//Imagine we have 2 columns: (id: INTEGER, val: VARCHAR)
RexDynamicParam firstNode = new RexDynamicParam(typeFactory.createSqlType(SqlTypeName.INTEGER), 0);
RexDynamicParam secondNode = new RexDynamicParam(typeFactory.createSqlType(SqlTypeName.VARCHAR), 1);
SingleScalar scalar1 = expFactory.scalar(Arrays.asList(firstNode, secondNode), type);
//Imagine we have 2 columns: (id: VARCHAR, val: INTEGER)
firstNode = new RexDynamicParam(typeFactory.createSqlType(SqlTypeName.VARCHAR), 0);
secondNode = new RexDynamicParam(typeFactory.createSqlType(SqlTypeName.INTEGER), 1);
SingleScalar scalar2 = expFactory.scalar(Arrays.asList(firstNode, secondNode), type);
assertNotSame(scalar1, scalar2);
}
}