Added SQL command "EXISTS" and "NOT EXISTS" to Ebean (ExpressionFactory,

ExpressionList).
This commit is contained in:
Ryszard-Trojnacki
2015-03-19 10:43:12 +01:00
parent f78f4ea64a
commit 2e03452e2e
7 changed files with 188 additions and 0 deletions
@@ -0,0 +1,41 @@
package com.avaje.tests.query;
import org.junit.Assert;
import org.junit.Test;
import com.avaje.ebean.BaseTestCase;
import com.avaje.ebean.Ebean;
import com.avaje.ebean.Query;
import com.avaje.tests.model.basic.Customer;
import com.avaje.tests.model.basic.Order;
import com.avaje.tests.model.basic.ResetBasicData;
public class TestQueryExists extends BaseTestCase {
@Test
public void testExists() {
ResetBasicData.reset();
Query<Order> subQuery=Ebean.find(Order.class).alias("sq").select("id").where().raw("sq.kcustomer_id = qt.id")
.query();
Query<Customer> query=Ebean.find(Customer.class).alias("qt").where().exists(subQuery).query();
query.findList();
String sql=query.getGeneratedSql();
Assert.assertTrue(sql.indexOf("exists (")>0);
}
@Test
public void testNotExists() {
ResetBasicData.reset();
Query<Order> subQuery=Ebean.find(Order.class).alias("sq").select("id").where().raw("sq.kcustomer_id = qt.id")
.query();
Query<Customer> query=Ebean.find(Customer.class).alias("qt").where().notExists(subQuery).query();
query.findList();
String sql=query.getGeneratedSql();
Assert.assertTrue(sql.indexOf("not exists (")>0);
}
}