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Java > Open Source Codes > org > netbeans > modules > derby > test > TestBase


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.modules.derby.test;
21
22 import java.io.File JavaDoc;
23 import java.io.IOException JavaDoc;
24 import org.netbeans.junit.NbTestCase;
25 import org.openide.filesystems.Repository;
26 import org.openide.util.Lookup;
27 import org.openide.util.lookup.AbstractLookup;
28 import org.openide.util.lookup.InstanceContent;
29 import org.openide.util.lookup.Lookups;
30 import org.openide.util.lookup.ProxyLookup;
31
32 /**
33  * Common ancestor for all test classes.
34  *
35  * @author Andrei Badea
36  */
37 public class TestBase extends NbTestCase {
38
39     static {
40         System.setProperty("org.openide.util.Lookup", Lkp.class.getName());
41         assertEquals("Unable to set the default lookup!", Lkp.class, Lookup.getDefault().getClass());
42         
43         ((Lkp)Lookup.getDefault()).addFixed(new RepositoryImpl());
44         assertEquals("The default Repository is not our repository!", RepositoryImpl.class, Lookup.getDefault().lookup(Repository.class).getClass());
45     }
46     
47     public static void setLookup(Object JavaDoc[] instance) {
48         ((Lkp)Lookup.getDefault()).setLookup(instance);
49     }
50     
51     public TestBase(String JavaDoc name) {
52         super(name);
53     }
54     
55     public static void createFakeDerbyInstallation(File JavaDoc location) throws IOException JavaDoc {
56         if (!location.mkdirs()) {
57             throw new IOException JavaDoc("Could not create " + location.getAbsolutePath());
58         }
59         File JavaDoc lib = new File JavaDoc(location, "lib");
60         if (!lib.mkdir()) {
61             throw new IOException JavaDoc("Could not create " + lib.getAbsolutePath());
62         }
63         new File JavaDoc(lib, "derby.jar").createNewFile();
64     }
65     
66     public static final class Lkp extends ProxyLookup {
67         
68         private InstanceContent fixed = new InstanceContent();
69         private Lookup fixedLookup = new AbstractLookup(fixed);
70         
71         public Lkp() {
72             setLookup(new Object JavaDoc[0]);
73         }
74         
75         void setLookup(Object JavaDoc[] instances) {
76             ClassLoader JavaDoc l = TestBase.class.getClassLoader();
77             setLookups(new Lookup[] {
78                 Lookups.metaInfServices(l),
79                 Lookups.singleton(l),
80                 fixedLookup,
81                 Lookups.fixed(instances),
82             });
83         }
84         
85         void addFixed(Object JavaDoc instance) {
86             fixed.add(instance);
87         }
88     }
89 }
90
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