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 org.objectweb.asm.Opcodes;

import de.dhbwstuttgart.core.JavaTXCompiler;

public class OpTest {
	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/Op.jav";
		fileToTest = new File(path);
		compiler = new JavaTXCompiler(fileToTest);
		compiler.generateBytecode();
		pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/";
		loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
		classToTest = loader.loadClass("Op");
		instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
	}

	@Test
	public void testClassname() {
		assertEquals("Op", classToTest.getName());
	}
	
	@Test
	public void testClassModifiers() {
		assertEquals(Opcodes.ACC_PUBLIC, classToTest.getModifiers());
	}
	
//	@Test
//	public void testNumberOfMethods() {
//		int numOfMeth = classToTest.getDeclaredMethods().length;
//		assertEquals(5, numOfMeth);
//	}
//	
//	@Test
//	public void testAddString() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method addString = classToTest.getDeclaredMethod("addString", String.class,String.class);
//		String result = (String) addString.invoke(instanceOfClass, "Byte","Code");
//		assertEquals("ByteCode", result);
//	}
//	
//	@Test
//	public void testAddInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method addInt = classToTest.getDeclaredMethod("addInt", Integer.class,Integer.class);
//		Integer result = (Integer) addInt.invoke(instanceOfClass, 7,3);
//		assertEquals(10, result);
//	}
//	
//	@Test
//	public void testAddLong() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method addLong = classToTest.getDeclaredMethod("addLong", Long.class,Long.class);
//		Long result = (Long) addLong.invoke(instanceOfClass, 7L,3L);
//		assertEquals(10L, result);
//	}
//	
//	@Test
//	public void testAddFloat() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method addFloat = classToTest.getDeclaredMethod("addFloat", Float.class,Float.class);
//		Float result = (Float) addFloat.invoke(instanceOfClass, 7f,3f);
//		assertEquals(10f, result);
//	}
//	
//	@Test
//	public void testAddDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method addDouble = classToTest.getDeclaredMethod("addDouble", Double.class,Double.class);
//		Double result = (Double) addDouble.invoke(instanceOfClass, 7.0,3.0);
//		assertEquals(10.0, result);
//	}
	
//	@Test
//	public void testAddIntLong() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Integer.class,Long.class);
//		Long result = (Long) add.invoke(instanceOfClass, 7,3L);
//		assertEquals(10L, result);
//	}
	
//	@Test
//	public void testAddDLong() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Double.class,Long.class);
//		Double result = (Double) add.invoke(instanceOfClass, 7d,3L);
//		assertEquals(10d, result);
//	}
	
//	@Test
//	public void testAddIntShort() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Integer.class,Short.class);
//		Short s = 3;
//		Integer result = (Integer) add.invoke(instanceOfClass, 7,s);
//		assertEquals(10, result);
//	}
	
//	@Test
//	public void testAddIntByte() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Integer.class,Byte.class);
//		Byte b = 3;
//		Integer result = (Integer) add.invoke(instanceOfClass, 7,b);
//		assertEquals(10, result);
//	}
	
//	@Test
//	public void testAddDFloat() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Float.class,Double.class);
//		Double result = (Double) add.invoke(instanceOfClass, 7f,3d);
//		assertEquals(10d, result);
//	}
	
//	@Test
//	public void testAddIntD() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Integer.class,Double.class);
//		Double result = (Double) add.invoke(instanceOfClass, 7,3d);
//		assertEquals(10d, result);
//	}
	
//	@Test
//	public void testAddShortD() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Short.class,Double.class);
//		Short s = 7;
//		Double result = (Double) add.invoke(instanceOfClass, s,3d);
//		assertEquals(10d, result);
//	}
	
//	@Test
//	public void testAddByteD() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
//						IllegalArgumentException, InvocationTargetException, InstantiationException {
//		Method add = classToTest.getDeclaredMethod("add", Byte.class,Double.class);
//		Byte b = 7;
//		Double result = (Double) add.invoke(instanceOfClass, b,3d);
//		assertEquals(10d, result);
//	}
	
	@Test
	public void testMulInt() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
						IllegalArgumentException, InvocationTargetException, InstantiationException {
		Method mulInt = classToTest.getDeclaredMethod("mulInt", Integer.class,Integer.class);
		Integer result = (Integer) mulInt.invoke(instanceOfClass, 7,3);
		assertEquals(21, result);
	}
	
	@Test
	public void testMulLong() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
						IllegalArgumentException, InvocationTargetException, InstantiationException {
		Method mulLong = classToTest.getDeclaredMethod("mulLong", Long.class,Long.class);
		Long result = (Long) mulLong.invoke(instanceOfClass, 7L,3L);
		assertEquals(21L, result);
	}
	
	@Test
	public void testMulFloat() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
						IllegalArgumentException, InvocationTargetException, InstantiationException {
		Method mulFloat = classToTest.getDeclaredMethod("mulFloat", Float.class,Float.class);
		Float result = (Float) mulFloat.invoke(instanceOfClass, 7f,3f);
		assertEquals(21f, result);
	}
	
	@Test
	public void testMulDouble() throws NoSuchMethodException, SecurityException, IllegalAccessException, 
						IllegalArgumentException, InvocationTargetException, InstantiationException {
		Method mulDouble = classToTest.getDeclaredMethod("mulDouble", Double.class,Double.class);
		Double result = (Double) mulDouble.invoke(instanceOfClass, 7.0,3.0);
		assertEquals(21.0, result);
	}
}