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