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1 package org.hibernate.test.bidi;
3
4 import java.math.BigDecimal  ;
5 import java.util.Date ;
6
7 import org.hibernate.Hibernate;
8 import org.hibernate.Session;
9 import org.hibernate.Transaction;
10 import org.hibernate.dialect.Oracle9Dialect;
11 import org.hibernate.test.TestCase;
12
13 import junit.framework.Test;
14 import junit.framework.TestSuite;
15
16
19 public class AuctionTest2 extends TestCase {
20
21 public AuctionTest2(String str) {
22 super(str);
23 }
24
25 public void testLazy() {
26
27 if ( getDialect() instanceof Oracle9Dialect ) return;
29 Session s = openSession();
30 Transaction t = s.beginTransaction();
31 Auction a = new Auction();
32 a.setDescription("an auction for something");
33 a.setEnd( new Date () );
34 Bid b = new Bid();
35 b.setAmount( new BigDecimal (123.34) );
36 b.setSuccessful(true);
37 b.setDatetime( new Date () );
38 b.setItem(a);
39 a.getBids().add(b);
40 a.setSuccessfulBid(b);
41 s.persist(b);
42 t.commit();
43 s.close();
44
45 Long aid = a.getId();
46 Long bid = b.getId();
47
48 s = openSession();
49 t = s.beginTransaction();
50 b = (Bid) s.load( Bid.class, bid );
51 assertFalse( Hibernate.isInitialized(b) );
52 a = (Auction) s.get( Auction.class, aid );
53 assertFalse( Hibernate.isInitialized( a.getBids() ) );
54 assertFalse( Hibernate.isInitialized( a.getSuccessfulBid() ) );
55 assertSame( a.getBids().iterator().next(), b );
56 assertSame( b, a.getSuccessfulBid() );
57 assertTrue( Hibernate.isInitialized(b) );
58 assertTrue( b.isSuccessful() );
59 t.commit();
60 s.close();
61
62 s = openSession();
63 t = s.beginTransaction();
64 b = (Bid) s.load( Bid.class, bid );
65 assertFalse( Hibernate.isInitialized(b) );
66 a = (Auction) s.createQuery("from Auction a left join fetch a.bids").uniqueResult();
67 assertTrue( Hibernate.isInitialized(b) );
68 assertTrue( Hibernate.isInitialized( a.getBids() ) );
69 assertSame( b, a.getSuccessfulBid() );
70 assertSame( a.getBids().iterator().next(), b );
71 assertTrue( b.isSuccessful() );
72 t.commit();
73 s.close();
74
75 s = openSession();
76 t = s.beginTransaction();
77 b = (Bid) s.load( Bid.class, bid );
78 a = (Auction) s.load( Auction.class, aid );
79 assertFalse( Hibernate.isInitialized(b) );
80 assertFalse( Hibernate.isInitialized(a) );
81 s.createQuery("from Auction a left join fetch a.successfulBid").list();
82 assertTrue( Hibernate.isInitialized(b) );
83 assertTrue( Hibernate.isInitialized(a) );
84 assertSame( b, a.getSuccessfulBid() );
85 assertFalse( Hibernate.isInitialized( a.getBids() ) );
86 assertSame( a.getBids().iterator().next(), b );
87 assertTrue( b.isSuccessful() );
88 t.commit();
89 s.close();
90
91 s = openSession();
92 t = s.beginTransaction();
93 b = (Bid) s.load( Bid.class, bid );
94 a = (Auction) s.load( Auction.class, aid );
95 assertFalse( Hibernate.isInitialized(b) );
96 assertFalse( Hibernate.isInitialized(a) );
97 assertSame( s.get( Bid.class, bid ), b );
98 assertTrue( Hibernate.isInitialized(b) );
99 assertSame( s.get(Auction.class, aid ), a );
100 assertTrue( Hibernate.isInitialized(a) );
101 assertSame( b, a.getSuccessfulBid() );
102 assertFalse( Hibernate.isInitialized( a.getBids() ) );
103 assertSame( a.getBids().iterator().next(), b );
104 assertTrue( b.isSuccessful() );
105 t.commit();
106 s.close();
107 }
108
109 protected String [] getMappings() {
110 return new String [] { "bidi/Auction2.hbm.xml" };
111 }
112
113 public static Test suite() {
114 return new TestSuite(AuctionTest2.class);
115 }
116
117 }
118 |
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