package at.spengergasse.arraylist.logic;

import static org.junit.Assert.*;

import org.junit.Before;
import org.junit.Test;

public class BinaerZahlTest {
	private BinaerZahl b = new BinaerZahl(8);

	@Before
	public void setUp() throws Exception {

	}

	@Test
	public void testBin() {
		b.setString("1111011");
		assertEquals(123, b.getInt());
		b.setInt(-123);
		assertEquals("10000101", b.getString());
	}

	@Test
	public void testHex() {
		b.setInt(123);
		assertEquals("0x7B", b.getHex());
		b.setHex("0x85");
		assertEquals(-123, b.getInt());
	}

	@Test
	public void testBitSumme() {
		b.setInt(93);
		assertEquals(5, b.bitSumme());
		b.setInt(-93);
		assertEquals(4, b.bitSumme());
	}

	@Test
	public void testAdd() {
		BinaerZahl z = new BinaerZahl(8);
		z.setInt(23);
		b.setInt(51);
		BinaerZahl x =b.add(z);
		assertEquals(74, x.getInt());
		z.setInt(120);
		x = b.add(z);
		assertEquals(-113, x.getInt());

	}
}