package bytecode; import static org.junit.Assert.*; import java.io.File; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.net.URL; import java.net.URLClassLoader; import org.junit.BeforeClass; import org.junit.Test; import de.dhbwstuttgart.core.JavaTXCompiler; public class FacTest { private static String path; private static File fileToTest; private static JavaTXCompiler compiler; private static ClassLoader loader; private static Class classToTest; private static String pathToClassFile; private static Object instanceOfClass; @BeforeClass public static void setUpBeforeClass() throws Exception { path = System.getProperty("user.dir")+"/test/bytecode/javFiles/Fac.jav"; fileToTest = new File(path); compiler = new JavaTXCompiler(fileToTest); pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/"; compiler.generateBytecode(pathToClassFile); loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)}); classToTest = loader.loadClass("Fac"); instanceOfClass = classToTest.getDeclaredConstructor().newInstance(); } @Test public void test() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException { Method getFac = classToTest.getDeclaredMethod("getFac", Integer.class); Double result = (Double) getFac.invoke(instanceOfClass,3); assertEquals(result, 6.0); } }