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package org.netbeans.core.startup.layers;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URL;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import junit.textui.TestRunner;
import org.netbeans.junit.NbTestSuite;
import org.openide.filesystems.FileAttributeEvent;
import org.openide.filesystems.FileChangeListener;
import org.openide.filesystems.FileEvent;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileRenameEvent;
import org.openide.filesystems.FileSystem;
import org.openide.filesystems.MultiFileSystem;
/** Test layer cache manager.
* @author Jesse Glick
* @see "#20628"
*/
public class BinaryCacheManagerTest extends CacheManagerTestBaseHid
implements CacheManagerTestBaseHid.ManagerFactory {
public BinaryCacheManagerTest(String name) {
super(name);
}
public static void main(String[] args) {
if (System.getProperty("nbjunit.workdir") == null) {
// Hope java.io.tmpdir is set...
System.setProperty("nbjunit.workdir", System.getProperty("java.io.tmpdir"));
}
System.setProperty("org.openide.util.Lookup", "-");
System.setProperty("org.netbeans.core.projects.cache", "0");
TestRunner.run(new NbTestSuite(BinaryCacheManagerTest.class));
}
protected @Override void setUp() throws Exception {
super.setUp();
clearWorkDir();
System.setProperty("netbeans.user", getWorkDirPath());
}
//
// Manager factory methods
//
public LayerCacheManager createManager() throws Exception {
return new BinaryCacheManager();
}
public boolean supportsTimestamps () {
return true;
}
static FileSystem store(LayerCacheManager m, List<URL> urls) throws IOException {
ByteArrayOutputStream os = new ByteArrayOutputStream();
FileSystem prev = m.createEmptyFileSystem();
m.store(prev, urls, os);
return m.load(prev, ByteBuffer.wrap(os.toByteArray()).order(ByteOrder.LITTLE_ENDIAN));
}
//
// new test methods
//
public void testFastReplacement() throws Exception {
clearWorkDir();
LayerCacheManager m = new BinaryCacheManager();
// layer2.xml should override layer1.xml where necessary:
List<URL> urls = new ArrayList<URL>(Arrays.asList(
BinaryCacheManagerTest.class.getResource("data/layer2.xml"),
BinaryCacheManagerTest.class.getResource("data/layer1.xml")));
FileSystem f = store(m, urls);
FixedFileSystem base = new FixedFileSystem("ffs", "FFS");
base.add("baz/thongy", new FixedFileSystem.Instance(false, null, null, null, (URL)null));
final MFS mfs = new MFS(new FileSystem[] {base, f});
FileObject baz = mfs.findResource("baz");
assertNotNull(baz);
assertEquals(2, baz.getChildren().length);
FileObject thingy = mfs.findResource("baz/thingy");
assertNotNull(thingy);
L l = new L();
baz.addFileChangeListener(l);
//L l2 = new L();mfs.addFileChangeListener(l2);
urls.remove(0);
f = store(m, urls);
final FileSystem[] fss = {base, f};
mfs.runAtomicAction(new FileSystem.AtomicAction() {
public void run() {
mfs._setDelegates(fss);
}
});
assertEquals(2, baz.getChildren().length);
assertTrue(thingy.isValid());
assertEquals(0, l.ac);
assertEquals(0, l.c);
assertEquals(0, l.dc);
assertEquals(0, l.d);
assertEquals(0, l.fc);
assertEquals(0, l.r);
urls.remove(0);
f = store(m, urls);
final FileSystem[] fss2 = new FileSystem[] {base, f};
mfs.runAtomicAction(new FileSystem.AtomicAction() {
public void run() {
mfs._setDelegates(fss2);
}
});
assertEquals(1, baz.getChildren().length);
assertFalse(thingy.isValid());
assertEquals(0, l.ac);
assertEquals(0, l.c);
assertEquals(0, l.dc);
assertEquals(1, l.d);
assertEquals(0, l.fc);
assertEquals(0, l.r);
}
// Make setDelegates public:
private static final class MFS extends MultiFileSystem {
public MFS(FileSystem[] fss) {
super(fss);
}
public void _setDelegates(FileSystem[] fss) {
setDelegates(fss);
}
}
private static final class L implements FileChangeListener {
public int ac = 0, c = 0, dc = 0, d = 0, fc = 0, r = 0;
public void fileAttributeChanged(FileAttributeEvent fe) {
System.err.println("ac: " + fe.getFile().getPath());
ac++;
}
public void fileChanged(FileEvent fe) {
System.err.println("c: " + fe.getFile().getPath());
c++;
}
public void fileDataCreated(FileEvent fe) {
System.err.println("dc: " + fe.getFile().getPath());
dc++;
}
public void fileDeleted(FileEvent fe) {
System.err.println("d: " + fe.getFile().getPath());
d++;
}
public void fileFolderCreated(FileEvent fe) {
System.err.println("fc: " + fe.getFile().getPath());
fc++;
}
public void fileRenamed(FileRenameEvent fe) {
System.err.println("r: " + fe.getFile().getPath());
r++;
}
}
}
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