/*
 *   This file is part of Skript.
 *
 *  Skript is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  Skript is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with Skript.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * 
 * Copyright 2011-2014 Peter Güttinger
 * 
 */

package ch.njol.skript.util;

import static org.junit.Assert.*;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.UnknownHostException;
import java.util.AbstractList;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;
import java.util.SortedMap;
import java.util.TreeMap;

import org.junit.Test;

/**
 * @author Peter Güttinger
 */
public class UtilsTest {
	
	@Test
	@SuppressWarnings("null")
	public void testPlural() {
		
		final String[][] strings = {
				{"house", "houses"},
				{"cookie", "cookies"},
				{"creeper", "creepers"},
				{"cactus", "cacti"},
				{"rose", "roses"},
				{"dye", "dyes"},
				{"name", "names"},
				{"ingot", "ingots"},
				{"derp", "derps"},
				{"sheep", "sheep"},
				{"choir", "choirs"},
				{"man", "men"},
				{"child", "children"},
				{"hoe", "hoes"},
				{"toe", "toes"},
				{"hero", "heroes"},
				{"kidney", "kidneys"},
				{"anatomy", "anatomies"},
				{"axe", "axes"},
				{"elf", "elfs"},
				{"knife", "knives"},
				{"shelf", "shelfs"},
		};
		
		for (final String[] s : strings) {
			assertEquals(s[1], Utils.toEnglishPlural(s[0]));
			assertEquals(s[0], Utils.getEnglishPlural(s[1]).getFirst());
		}
		
	}
	
	@Test
	@SuppressWarnings("null")
	public void testSuperClass() {
		
		final Class<?>[][] classes = {
				{Object.class, Object.class},
				{String.class, String.class},
				{String.class, Object.class, Object.class},
				{Object.class, String.class, Object.class},
				{String.class, String.class, String.class},
				{Object.class, String.class, Object.class, String.class, Object.class},
				{Double.class, Integer.class, Number.class},
				{UnknownHostException.class, FileNotFoundException.class, IOException.class},
				{SortedMap.class, TreeMap.class, SortedMap.class},
				{LinkedList.class, ArrayList.class, AbstractList.class},
				{List.class, Set.class, Collection.class},
				{ArrayList.class, Set.class, Collection.class},
		};
		
		for (final Class<?>[] cs : classes) {
			assertEquals(cs[cs.length - 1], Utils.getSuperType(Arrays.copyOf(cs, cs.length - 1)));
		}
		
	}
	
}