59 lines
2.0 KiB
Java
59 lines
2.0 KiB
Java
package bytecode;
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import static org.junit.Assert.assertEquals;
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import java.io.File;
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import java.lang.reflect.Field;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.net.URL;
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import java.net.URLClassLoader;
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import org.junit.Test;
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import de.dhbwstuttgart.core.JavaTXCompiler;
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public class FacultyTest {
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private static String path;
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private static File fileToTest;
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private static JavaTXCompiler compiler;
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private static ClassLoader loader;
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private static Class<?> classToTest;
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private static String pathToClassFile;
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private static Object instanceOfClass;
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@Test
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public void generateBC() throws Exception {
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path = System.getProperty("user.dir")+"/test/bytecode/javFiles/Faculty.jav";
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fileToTest = new File(path);
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compiler = new JavaTXCompiler(fileToTest);
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compiler.generateBytecode(System.getProperty("user.dir")+"/testBytecode/generatedBC/");
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pathToClassFile = System.getProperty("user.dir")+"/testBytecode/generatedBC/";
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loader = new URLClassLoader(new URL[] {new URL("file://"+pathToClassFile)});
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classToTest = loader.loadClass("Faculty");
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instanceOfClass = classToTest.getDeclaredConstructor().newInstance();
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Method getFact = classToTest.getDeclaredMethod("getFact", Integer.class);
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// Field fact = classToTest.getDeclaredField("fact");
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// Class<?> lambda = m.invoke(instanceOfClass).getClass();
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// Class<?> lambda = fact.getType();
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// System.out.println(fact.getType().getName());
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// Method apply = lambda.getMethod("apply", Object.class);
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// System.out.println(lambda.getMethods()[0]);
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// System.out.println(instanceOfClass.toString());
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// // Damit man auf die Methode zugreifen kann
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// apply.setAccessible(true);
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// Field value
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// Object fieldVal = fact.get(instanceOfClass);
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Integer i = 3;
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// Method applyFromField = fieldVal.getClass().getDeclaredMethod("apply", Object.class);
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// applyFromField.setAccessible(true);
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// Integer result = (Integer) apply.invoke(lambda,i);
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Integer result = (Integer) getFact.invoke(instanceOfClass,i);
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assertEquals(6, result);
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}
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}
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