added more tests to AudioHandlerTest class

Author: redomar

src/com/redomar/game/audio/AudioHandler.java

@@ -1,5 +1,8 @@
 package com.redomar.game.audio;
 
+import com.redomar.game.script.PrintTypes;
+import com.redomar.game.script.Printing;
+
 import javax.sound.sampled.*;
 import java.io.File;
 
@@ -8,20 +11,25 @@ public class AudioHandler {
 
 	private Clip clip;
 	private boolean active = false;
+	private Printing p = new Printing();
 
 	public AudioHandler(String path){
-		initiate(path);
+		check(path);
 	}
 
 	public AudioHandler(File file){
+		check(file.toString());
+	}
+
+	private void check(String path){
 		try {
-			if(file.toString() != ""){
-				initiate(file.toString());
+			if(path != ""){
+				initiate(path);
 			} else {
 				throw new NullPointerException();
 			}
 		} catch (NullPointerException e){
-			System.err.println("Destination Cannot be empty");
+			p.print("Destination Cannot be empty", PrintTypes.ERROR);
 			throw e;
 		}
 	}
@@ -44,15 +52,21 @@ private void initiate(String path){
 			clip.open(decodedAudioInputStream);
 		} catch (Exception e){
 			System.err.println(e.getStackTrace());
+			p.print("Audio Failed to initiate", PrintTypes.ERROR);
 		}
 	}
 
 	public void play(){
-		if(clip == null) return;
-		stop();
-		clip.setFramePosition(0);
-		clip.start();
-		active = true;
+		try{
+			if(clip == null) return;
+			stop();
+			clip.setFramePosition(0);
+			clip.start();
+			active = true;
+		} catch (Exception e) {
+			p.print("Audio Failed to play", PrintTypes.ERROR);
+			throw e;
+		}
 	}
 
 	public void setVolume(float velocity){

test/com/redomar/game/audio/AudioHandlerTest.java

@@ -25,4 +25,15 @@ public void expectReturnExceptionFileEmptyDir(){
 		AudioHandler audio = new AudioHandler(empty);
 	}
 
+	@Test(expected = NullPointerException.class)
+	public void expectReturnExceptionFileEmptyPath(){
+		AudioHandler audio = new AudioHandler("");
+	}
+
+	@Test
+	public void tryInitiatingAndPlayingNonExistingFile(){
+		AudioHandler audio = new AudioHandler("//");
+		audio.play();
+	}
+
 }