Add artifacts to Maven central repository.

examples/maven/src/main/java/acme/App.java

@@ -11,7 +11,7 @@ public class App
 {
     public static void main( String[] args )
     {
-		String script = "print 'hello, from luaj!'";
+		String script = "print('hello, world', _VERSION)";
 		
 		// create an environment to run in
 		Globals globals = JsePlatform.standardGlobals();

examples/maven/src/test/java/acme/AppTest.java

@@ -1,9 +1,19 @@
 package acme;
 
+import javax.script.ScriptEngine;
+import javax.script.ScriptEngineManager;
+import javax.script.ScriptException;
+
 import junit.framework.Test;
 import junit.framework.TestCase;
 import junit.framework.TestSuite;
 
+import org.luaj.vm2.Globals;
+import org.luaj.vm2.LuaValue;
+import org.luaj.vm2.lib.jse.JsePlatform;
+
+import acme.App;
+
 /**
  * Skeleton unit test for App, required for maven to be used to build the app.
  */
@@ -18,7 +28,22 @@ public class AppTest
         return new TestSuite( AppTest.class );
     }
 
-    public void testAppCanBeExecuted() {
+    public void testMainProgramExecution() {
         App.main(new String[0]);
     }
+    
+    public void testScriptEngineEvaluation() throws ScriptException {
+        ScriptEngineManager sem = new ScriptEngineManager();
+        ScriptEngine e = sem.getEngineByExtension(".lua");
+        String result = e.eval("return math.pi").toString().substring(0,8);
+        assertEquals("3.141592", result);
+    }
+
+    public void testDirectEvaluation() {
+    	String script = "return math.pow(..., 3)";
+		Globals globals = JsePlatform.standardGlobals();
+		LuaValue chunk = globals.loadString(script, "cube");
+        int result = chunk.call(LuaValue.valueOf(5)).toint();
+        assertEquals(125, result);
+    }
 }