querydsl/querydsl-hql/src/test/java/com/mysema/query/AbstractStandardTest.java
2010-05-27 20:36:00 +00:00

275 lines
9.9 KiB
Java

/*
* Copyright (c) 2009 Mysema Ltd.
* All rights reserved.
*
*/
package com.mysema.query;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import com.mysema.commons.lang.Pair;
import com.mysema.query.hql.HQLQuery;
import com.mysema.query.hql.domain.Cat;
import com.mysema.query.hql.domain.DomesticCat;
import com.mysema.query.hql.domain.QCat;
import com.mysema.query.types.EConstructor;
import com.mysema.query.types.Expr;
import com.mysema.query.types.expr.EArrayConstructor;
import com.mysema.query.types.expr.EBoolean;
import com.mysema.query.types.expr.EList;
import com.mysema.query.types.expr.QTuple;
/**
* @author tiwe
*
*/
public abstract class AbstractStandardTest {
public static class Projection {
public Projection(String str, Cat cat) {
}
}
private static final QCat cat = QCat.cat;
private static final QCat otherCat = new QCat("otherCat");
private static final EBoolean cond1 = cat.name.length().gt(0);
private static final EBoolean cond2 = otherCat.name.length().gt(0);
private final Date birthDate;
private final java.sql.Date date;
private Projections projections = new Projections(Module.HQL, getTarget()){
public <A> Collection<Expr<?>> list(EList<A> expr, EList<A> other, A knownElement){
// NOTE : expr.get(0) is only supported in the where clause
return Collections.<Expr<?>>singleton(expr.size());
}
};
private final List<Cat> savedCats = new ArrayList<Cat>();
private QueryExecution standardTest = new QueryExecution(
projections, new Filters(projections, Module.HQL, getTarget()), new MatchingFilters(Module.HQL, getTarget())){
@Override
protected Pair<Projectable, List<Expr<?>>> createQuery() {
// NOTE : EclipseLink needs extra conditions cond1 and code2
return Pair.of(
(Projectable)query().from(cat, otherCat).where(cond1, cond2),
Arrays.<Expr<?>>asList());
}
@Override
protected Pair<Projectable, List<Expr<?>>> createQuery(EBoolean filter) {
// NOTE : EclipseLink needs extra conditions cond1 and code2
return Pair.of(
(Projectable)query().from(cat, otherCat).where(cond1, cond2, filter),
Arrays.<Expr<?>>asList(cat.name, otherCat.name));
}
};
private final java.sql.Time time;
{
Calendar cal = Calendar.getInstance();
cal.set(2000, 1, 2, 3, 4);
cal.set(Calendar.MILLISECOND, 0);
birthDate = cal.getTime();
date = new java.sql.Date(cal.getTimeInMillis());
time = new java.sql.Time(cal.getTimeInMillis());
}
protected HQLQuery catQuery(){
return query().from(cat);
}
protected abstract Target getTarget();
protected abstract HQLQuery query();
protected abstract void save(Object entity);
@Before
public void setUp(){
Cat prev = null;
for (Cat cat : Arrays.asList(
new Cat("Bob123", 1, 1.0),
new Cat("Ruth123", 2, 2.0),
new Cat("Felix123", 3, 3.0),
new Cat("Allen123", 4, 4.0),
new Cat("Mary123", 5, 5.0))){
if (prev != null){
cat.addKitten(prev);
}
cat.setBirthdate(birthDate);
cat.setDateField(date);
cat.setTimeField(time);
save(cat);
savedCats.add(cat);
prev = cat;
}
Cat cat = new Cat("Some",6, 6.0);
cat.setBirthdate(birthDate);
save(cat);
savedCats.add(cat);
}
@Test
public void test(){
Cat kitten = savedCats.get(0);
Cat noKitten = savedCats.get(savedCats.size()-1);
// standardTest.runArrayTests(cat.kittensArray, otherCat.kittensArray, kitten, noKitten);
standardTest.runBooleanTests(cat.name.isNull(), otherCat.kittens.isEmpty());
standardTest.runCollectionTests(cat.kittens, otherCat.kittens, kitten, noKitten);
standardTest.runDateTests(cat.dateField, otherCat.dateField, date);
standardTest.runDateTimeTests(cat.birthdate, otherCat.birthdate, birthDate);
standardTest.runListTests(cat.kittens, otherCat.kittens, kitten, noKitten);
// standardTest.mapTests(cat.kittensByName, otherCat.kittensByName, "Kitty", kitten);
// int
standardTest.runNumericCasts(cat.id, otherCat.id, 1);
standardTest.runNumericTests(cat.id, otherCat.id, 1);
// double
standardTest.runNumericCasts(cat.bodyWeight, otherCat.bodyWeight, 1.0);
standardTest.runNumericTests(cat.bodyWeight, otherCat.bodyWeight, 1.0);
standardTest.runStringTests(cat.name, otherCat.name, kitten.getName());
standardTest.runTimeTests(cat.timeField, otherCat.timeField, time);
standardTest.report();
}
@Test
public void testAggregates(){
// uniqueResult
assertEquals(Integer.valueOf(1), catQuery().uniqueResult(cat.id.min()));
assertEquals(Integer.valueOf(6), catQuery().uniqueResult(cat.id.max()));
// list
assertEquals(Integer.valueOf(1), catQuery().list(cat.id.min()).get(0));
assertEquals(Integer.valueOf(6), catQuery().list(cat.id.max()).get(0));
}
@Test
public void testDistinctResults(){
System.out.println("-- list results");
SearchResults<Date> res = catQuery().limit(2).listResults(cat.birthdate);
assertEquals(2, res.getResults().size());
assertEquals(6l, res.getTotal());
System.out.println();
System.out.println("-- list distinct results");
res = catQuery().limit(2).listDistinctResults(cat.birthdate);
assertEquals(1, res.getResults().size());
assertEquals(1l, res.getTotal());
System.out.println();
System.out.println("-- list distinct");
assertEquals(1, catQuery().listDistinct(cat.birthdate).size());
}
@Test
public void testStringOperations(){
// startsWith
assertEquals(1, catQuery().where(cat.name.startsWith("R")).count());
assertEquals(0, catQuery().where(cat.name.startsWith("X")).count());
assertEquals(1, catQuery().where(cat.name.startsWith("r",false)).count());
// endsWith
assertEquals(1, catQuery().where(cat.name.endsWith("h123")).count());
assertEquals(0, catQuery().where(cat.name.endsWith("X")).count());
assertEquals(1, catQuery().where(cat.name.endsWith("H123",false)).count());
// contains
assertEquals(1, catQuery().where(cat.name.contains("eli")).count());
// length
assertEquals(6, catQuery().where(cat.name.length().gt(0)).count());
// indexOf
assertEquals(Integer.valueOf(0), catQuery().where(cat.name.eq("Bob123")).uniqueResult(cat.name.indexOf("B")));
assertEquals(Integer.valueOf(1), catQuery().where(cat.name.eq("Bob123")).uniqueResult(cat.name.indexOf("o")));
// case-sensitivity
if (!getTarget().equals(Target.MYSQL)){ // NOTE : locate in MYSQL is case-insensitive
assertEquals(0, catQuery().where(cat.name.startsWith("r")).count());
assertEquals(0, catQuery().where(cat.name.endsWith("H123")).count());
assertEquals(Integer.valueOf(2), catQuery().where(cat.name.eq("Bob123")).uniqueResult(cat.name.indexOf("b")));
}
}
@Test
public void testPaging(){
// limit
List<String> names1 = Arrays.asList("Allen123","Bob123");
assertEquals(names1, catQuery().orderBy(cat.name.asc()).limit(2).list(cat.name));
// offset
List<String> names2 = Arrays.asList("Felix123","Mary123","Ruth123","Some");
assertEquals(names2, catQuery().orderBy(cat.name.asc()).offset(2).list(cat.name));
// limit + offset
List<String> names3 = Arrays.asList("Felix123","Mary123");
assertEquals(names3, catQuery().orderBy(cat.name.asc()).limit(2).offset(2).list(cat.name));
}
@Test
public void testInstanceOf(){
assertEquals(6l, query().from(cat).where(cat.instanceOf(Cat.class)).count());
assertEquals(0l, query().from(cat).where(cat.instanceOf(DomesticCat.class)).count());
}
@Test
public void tupleProjection(){
List<Tuple> tuples = query().from(cat).list(new QTuple(cat.name, cat));
assertFalse(tuples.isEmpty());
for (Tuple tuple : tuples){
assertNotNull(tuple.get(cat.name));
assertNotNull(tuple.get(cat));
}
}
@SuppressWarnings("unchecked")
@Test
public void arrayProjection(){
List<String[]> results = query().from(cat).list(new EArrayConstructor<String>(String[].class, cat.name));
assertFalse(results.isEmpty());
for (String[] result : results){
assertNotNull(result[0]);
}
}
@Test
public void constructorProjection(){
List<Projection> projections = query().from(cat).list(EConstructor.create(Projection.class, cat.name, cat));
assertFalse(projections.isEmpty());
for (Projection projection : projections){
assertNotNull(projection);
}
}
}