package org.zplet.iff;

import static org.junit.Assert.*;

import org.junit.Test;
import org.zplet.iff.IFFChunk;

public class IFFChunkTest {

	@SuppressWarnings("deprecation")
	@Test
	public void testToStringDeprecated() {
		byte bytes[] = { 65, 66, 67, 68 };

		assertEquals(new String(bytes, 0), IFFChunk.toString(bytes));
	}

	@SuppressWarnings("deprecation")
	@Test
	public void testToStringEmpty() {
		byte bytes[] = { 0, 0, 0, 0 };

		assertEquals(new String(bytes, 0), IFFChunk.toString(bytes));
	}

	@SuppressWarnings("deprecation")
	@Test
	public void testToStringWithZero() {
		byte bytes[] = { 65, 0, 0, 0 };

		assertEquals(new String(bytes, 0), IFFChunk.toString(bytes));
	}

	@SuppressWarnings("deprecation")
	@Test
	public void testFromString() {
		byte expected[] = new byte[4];
		"0123".getBytes(0, 4, expected, 0);
		assertArrayEquals(expected, IFFChunk.fromString("0123"));
	}

	@SuppressWarnings("deprecation")
	@Test(expected = StringIndexOutOfBoundsException.class)
	public void testFromTooShortStringDeprecated() {
		byte expected[] = { 48, 0, 0, 0 };
		byte actual[] = new byte[4];
		"0".getBytes(0, 4, actual, 0);
		assertArrayEquals(expected, actual);
	}

	@Test(expected = StringIndexOutOfBoundsException.class)
	public void testFromTooShortString() {
		byte expected[] = { 48, 0, 0, 0 };
		assertArrayEquals(expected, IFFChunk.fromString("0"));
	}

	@SuppressWarnings("deprecation")
	@Test
	public void testFromTooLongString() {
		String given = "012345678";
		byte expected[] = new byte[4];
		given.getBytes(0, 4, expected, 0);
		assertArrayEquals(expected, IFFChunk.fromString(given));
	}
}