JavaTXCompilerInJavaTX/test/bytecode/PlusTest.java

54 lines
1.9 KiB
Java

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 PlusTest {
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/Plus.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("Plus");
instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
}
@Test
public void testAddInt() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addInt = classToTest.getDeclaredMethod("m", Integer.class,Integer.class);
Number result = (Number) addInt.invoke(instanceOfClass, 7,3);
assertEquals(10, result);
}
@Test
public void testAddString() throws NoSuchMethodException, SecurityException, IllegalAccessException,
IllegalArgumentException, InvocationTargetException, InstantiationException {
Method addString = classToTest.getDeclaredMethod("m", String.class,String.class);
String result = (String) addString.invoke(instanceOfClass, "Byte","Code");
assertEquals("ByteCode", result);
}
}