From 2d240202022ab1e00033aebdd0f278d401aee4a0 Mon Sep 17 00:00:00 2001
From: Roland Praml <roland.praml@foconis.de>
Date: Wed, 11 Aug 2021 09:32:21 +0200
Subject: [PATCH] Added / enhanced test case

---
 .../server/query/SqlTreeBuilder.java          |  2 +-
 .../java/org/tests/query/TestQueryExists.java | 28 +++++++++----------
 2 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/ebean-core/src/main/java/io/ebeaninternal/server/query/SqlTreeBuilder.java b/ebean-core/src/main/java/io/ebeaninternal/server/query/SqlTreeBuilder.java
index a344244c4..65fa4f7f8 100644
--- a/ebean-core/src/main/java/io/ebeaninternal/server/query/SqlTreeBuilder.java
+++ b/ebean-core/src/main/java/io/ebeaninternal/server/query/SqlTreeBuilder.java
@@ -150,7 +150,7 @@ public final class SqlTreeBuilder {
     if (rawSql) {
       return "Not Used";
     }
-    if (query.getType() ==Type.SQ_EXISTS) {
+    if (query.getType() == Type.SQ_EXISTS) {
       // effective query is "where exists (select 1 from ...)"
       return "1";
     }
diff --git a/ebean-core/src/test/java/org/tests/query/TestQueryExists.java b/ebean-core/src/test/java/org/tests/query/TestQueryExists.java
index 93155bf9a..f885852b7 100644
--- a/ebean-core/src/test/java/org/tests/query/TestQueryExists.java
+++ b/ebean-core/src/test/java/org/tests/query/TestQueryExists.java
@@ -1,7 +1,7 @@
 package org.tests.query;
 
 import io.ebean.BaseTestCase;
-import io.ebean.Ebean;
+import io.ebean.DB;
 import io.ebean.Query;
 import io.ebeantest.LoggedSql;
 
@@ -21,7 +21,7 @@ public class TestQueryExists extends BaseTestCase {
 
     ResetBasicData.reset();
 
-    Query<Order> query = Ebean.find(Order.class)
+    Query<Order> query = DB.find(Order.class)
       .where().gt("id", 1)
       .query();
 
@@ -34,8 +34,8 @@ public class TestQueryExists extends BaseTestCase {
       assertThat(sql).contains("select t0.id from o_order t0 where t0.id > ? limit 1");
     }
 
-    assertThat(Ebean.find(Order.class).where().gt("id", 1).exists()).isTrue();
-    assertThat(Ebean.find(Order.class).where().or().gt("id", 1).isNull("shipDate").exists()).isTrue();
+    assertThat(DB.find(Order.class).where().gt("id", 1).exists()).isTrue();
+    assertThat(DB.find(Order.class).where().or().gt("id", 1).isNull("shipDate").exists()).isTrue();
   }
 
   @Test
@@ -43,13 +43,13 @@ public class TestQueryExists extends BaseTestCase {
 
     ResetBasicData.reset();
 
-    Query<Order> query = Ebean.find(Order.class)
+    Query<Order> query = DB.find(Order.class)
       .where().raw("exists (select 1 from o_order_detail where order_id = t0.id)")
       .query();
 
     List<Order> ordersThatHave = query.findList();
 
-    Query<Order> query2 = Ebean.find(Order.class)
+    Query<Order> query2 = DB.find(Order.class)
       .where().raw("not exists (select 1 from o_order_detail where order_id = t0.id)")
       .query();
 
@@ -67,13 +67,13 @@ public class TestQueryExists extends BaseTestCase {
 
     ResetBasicData.reset();
 
-    Query<Customer> query = Ebean.find(Customer.class)
+    Query<Customer> query = DB.find(Customer.class)
       .where().raw("exists (select 1 from contact where customer_id = t0.id)")
       .query();
 
     List<Customer> customersWithContacts = query.findList();
 
-    Query<Customer> query2 = Ebean.find(Customer.class)
+    Query<Customer> query2 = DB.find(Customer.class)
       .where().raw("not exists (select 1 FROM contact where customer_id = t0.id)")
       .query();
 
@@ -89,26 +89,26 @@ public class TestQueryExists extends BaseTestCase {
   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<Order> subQuery = DB.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<Customer> query = DB.find(Customer.class).alias("qt").where().exists(subQuery).query();
 
     query.findList();
     String sql = query.getGeneratedSql();
 
-    assertThat(sql).contains("exists (");
+    assertThat(sql).contains("exists (select 1 from");
   }
 
   @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<Order> subQuery = DB.find(Order.class).alias("sq").where().raw("sq.kcustomer_id = qt.id").query();
+    Query<Customer> query = DB.find(Customer.class).alias("qt").where().notExists(subQuery).query();
 
     query.findList();
     String sql = query.getGeneratedSql();
 
-    assertThat(sql).contains("not exists (");
+    assertThat(sql).contains("not exists (select 1 from");
   }
 }