setPrivatesTest

Reflection2Test.java

package junittests;

import static org.junit.Assert.*;

import lesson7_10.reflection.Bird;
import lesson7_10.reflection.Reflection2;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;
import java.util.Map;

@RunWith(JUnit4.class)
public class Reflection2Test {

    Reflection2<Bird> reflection;
    Bird bird;
    Map<String, Object> map;

    @Before
    public void init(){

        reflection = new Reflection2<Bird>();
        map = new HashMap<String, Object>();
        bird = new Bird();
    }

    @Test
    public void testSetPrivates() throws NoSuchFieldException, IllegalAccessException {

        assertEquals(bird.getName(), null);
        assertEquals(bird.getAge(), 0);

        map.put("name", "u2");
        map.put("age", 120);

        reflection.setPrivates(bird, map);

        assertEquals(bird.getName(), "u2");
        assertEquals(bird.getAge(), 120);
    }

    @Test(expected = NoSuchFieldException.class)
    public void testSetPrivates2() throws NoSuchFieldException, IllegalAccessException {

        assertEquals(bird.getName(), null);
        assertEquals(bird.getAge(), 0);

        map.put("name2", "u2");
        map.put("age", 120);

        reflection.setPrivates(bird, map);
    }
}