wip on persistence tests

core/src/main/groovy/com/muwire/core/files/PersisterService.groovy

@@ -19,7 +19,7 @@ class PersisterService {
 	final Timer timer
 	final def fileSource
 	
-	PersisterService(File location, EventBus listener, int interval, def FileSource) {
+	PersisterService(File location, EventBus listener, int interval, def fileSource) {
 		this.location = location
 		this.listener = listener
 		this.interval = interval

core/src/test/groovy/com/muwire/core/files/PersisterServiceTest.groovy

@@ -1,5 +1,6 @@
 package com.muwire.core.files
 
+import org.junit.Before
 import org.junit.Test
 
 import com.muwire.core.EventBus
@@ -10,20 +11,51 @@ import groovy.json.JsonOutput
 import groovy.util.GroovyTestCase
 import net.i2p.data.Base32
 
-class PersisterServiceTest extends GroovyTestCase {
+class PersisterServiceTest {
 
-	@Test
+	class Listener {
-	void testName() {
+		def publishedFiles = []
-		File sharedDir = new File("sharedDir")
+		def onFileLoadedEvent(FileLoadedEvent e) {
+			publishedFiles.add(e.loadedFile)
+		}
+	}
+	
+	EventBus eventBus
+	Listener listener
+	File sharedDir
+	File sharedFile1
+	
+	@Before
+	void setup() {
+		eventBus = new EventBus()
+		listener = new Listener()
+		eventBus.register(FileLoadedEvent.class, listener)
+		
+		sharedDir = new File("sharedDir")
 		sharedDir.mkdir()
 		sharedDir.deleteOnExit()
 		
-		File sharedFile1 = new File(sharedDir,"file1")
+		sharedFile1 = new File(sharedDir,"file1")
 		sharedFile1.deleteOnExit()
+	}
+	
+	private void writeToSharedFile(int size) {
 		FileOutputStream fos = new FileOutputStream(sharedFile1);
-		fos.write new byte[1]
+		fos.write new byte[size]
 		fos.close()
-		
+	}
+	
+	private File initPersisted() {
+		File persisted = new File("persisted")
+		if (persisted.exists())
+			persisted.delete()
+		persisted.deleteOnExit()
+		persisted
+	}
+	
+	@Test
+	void test1SharedFile1Piece() {
+		writeToSharedFile(1)
 		FileHasher fh = new FileHasher()
 		InfoHash ih1 = fh.hashFile(sharedFile1)
 		
@@ -35,29 +67,53 @@ class PersisterServiceTest extends GroovyTestCase {
 		
 		json = JsonOutput.toJson(json)
 		
-		File persisted = new File("persisted")
+		File persisted = initPersisted()
-		if (persisted.exists())
-			persisted.delete()
-		persisted.deleteOnExit()
 		persisted.write json
 		
-		SharedFile loadedFile
-		def eventListener = new Object() {
-			def onFileLoadedEvent(FileLoadedEvent e) {
-				loadedFile = e.loadedFile
-			}
-		}
-		
-		EventBus eventBus = new EventBus()
-		eventBus.register(FileLoadedEvent.class, eventListener)
-		
 		PersisterService ps = new PersisterService(persisted, eventBus, 100, null)
 		ps.start()
 		Thread.sleep(2000)
 		
+		assert listener.publishedFiles.size() == 1
+		def loadedFile = listener.publishedFiles[0]
 		assert loadedFile != null
 		assert loadedFile.file == sharedFile1.getCanonicalFile()
 		assert loadedFile.infoHash == ih1
 	}
 
+	@Test
+	public void test1SharedFile2Pieces() {
+		writeToSharedFile((0x1 << 18) + 1)
+		FileHasher fh = new FileHasher()
+		InfoHash ih1 = fh.hashFile(sharedFile1)
+		
+		assert ih1.getHashList().length == 2 * 32
+		
+		def json = [:]
+		json.file = sharedFile1.getCanonicalFile().toString()
+		json.length = sharedFile1.length()
+		json.infoHash = Base32.encode ih1.getRoot()
+		
+		byte [] tmp = new byte[32]
+		System.arraycopy(ih1.getHashList(), 0, tmp, 0, 32)
+		String hash1 = Base32.encode(tmp)
+		System.arraycopy(ih1.getHashList(), 32, tmp, 0, 32)
+		String hash2 = Base32.encode(tmp)
+		json.hashList = [hash1, hash2]
+		
+		json = JsonOutput.toJson(json)
+		
+		File persisted = initPersisted()
+		persisted.write json
+		
+		PersisterService ps = new PersisterService(persisted, eventBus, 100, null)
+		ps.start()
+		Thread.sleep(2000)
+		
+		assert listener.publishedFiles.size() == 1
+		def loadedFile = listener.publishedFiles[0]
+		assert loadedFile != null
+		assert loadedFile.file == sharedFile1.getCanonicalFile()
+		assert loadedFile.infoHash == ih1
+	}
 }