package com.michaelthomas.list;

/**
 * @author Michael Thomas (www.michael-thomas.com) michael@michael-thomas.com
 * 
 */

import static org.junit.Assert.*;

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

import java.util.ArrayList;
import java.util.List;
import com.michaelthomas.collection.MyCollectionSort;
import com.michaelthomas.collection.MyCollectionTraverse;

public class MyListTest {

	private MyCollectionTraverse myCollectionTraverse = new MyCollectionTraverse();
	private MyCollectionSort myCollSort = new MyCollectionSort();
	private MyList myListObj = new MyList();
	private List<String> listDaysOfWeek;
	private List<String> listHouseAnimals;
	private String expectedDayList = "Sun, Mon, Tue, Wed, Thu, Fri, Sat";
	private String expectedDayListReverse = "Sat, Fri, Thu, Wed, Tue, Mon, Sun";

	@Before
	public void setUp() throws Exception {
		listDaysOfWeek = myListObj.buildDaysOfWeek();
		listHouseAnimals = myListObj.buildHouseAnimals();
	}

	@Test
	public void testReadMe() {
		/* WARNING: Please read this!
		 * Make sure you also review the following JUnit files:
		 * MyCollectionTest.java - has examples that may not be covered here!
		 * 
		 * This is because the List interface extends the Collection interface.
		 * 
		 */
	}
	
	@Test
	public void testListBasics() {
		List<String> listPlay = new ArrayList();
		listPlay.add("Hello");
		listPlay.add("World");
		listPlay.add("It's me again.");
		assertEquals(3, listPlay.size());
		assertEquals("[Hello, World, It's me again.]", listPlay.toString());
	}
	
	
	@Test
	public void testListBasicsDaysOfWeek() {
		assertEquals(7, listDaysOfWeek.size());
		assertEquals("[Sun, Mon, Tue, Wed, Thu, Fri, Sat]",listDaysOfWeek.toString());
	}
	
	@Test
	public void testListAddIndex() {
		listDaysOfWeek.add(0,"Before-Sun");
		assertEquals("[Before-Sun, Sun, Mon, Tue, Wed, Thu, Fri, Sat]", listDaysOfWeek.toString());
		listDaysOfWeek.add(2,"Before-Mon");
		assertEquals("[Before-Sun, Sun, Before-Mon, Mon, Tue, Wed, Thu, Fri, Sat]", listDaysOfWeek.toString());
	}
	
	@Test
	public void testListAddAllIndex() {
		List<String> listPlay = new ArrayList<String>(listDaysOfWeek);
		assertEquals("[Sun, Mon, Tue, Wed, Thu, Fri, Sat]", listPlay.toString());
		listPlay.addAll(1, listHouseAnimals);
		assertEquals("[Sun, dog, cat, Mon, Tue, Wed, Thu, Fri, Sat]", listPlay.toString());
	}

	@Test
	public void testListGetIndex() {
		assertEquals("Sun", listDaysOfWeek.get(0));
		assertEquals("Mon", listDaysOfWeek.get(1));
		assertEquals("Sat", listDaysOfWeek.get(6));
	}
	

	@Test
	public void testListIndexOf() {
		assertEquals(0, listDaysOfWeek.indexOf("Sun"));
		assertEquals(1, listDaysOfWeek.indexOf("Mon"));
		assertEquals(6, listDaysOfWeek.indexOf("Sat"));
	}
 
	@Test
	public void testListLastIndexOf() {
		List<String> listPlay = new ArrayList<String>(listDaysOfWeek);
		listPlay.add("Sun");
		assertEquals("[Sun, Mon, Tue, Wed, Thu, Fri, Sat, Sun]",listPlay.toString());
		assertEquals(7, listPlay.lastIndexOf("Sun"));
		assertEquals(0, listPlay.indexOf("Sun"));
	}

	@Test
	public void testListIterateExampleListIterator() {
		//Uses: list.listIterator()
		String daysOfWeekStr = myCollectionTraverse.listIteratorExample(listDaysOfWeek);
		assertEquals(expectedDayList, daysOfWeekStr );
	}

	@Test
	public void testListIterateReverseExampleListIterator_index() {
		//Uses: list.listIterator(list.size())
		String daysOfWeekStr = myCollectionTraverse.listIteratorReverseExample(listDaysOfWeek);
		assertEquals(expectedDayListReverse, daysOfWeekStr );
	}

	@Test
	public void testListRemoveIndex() {
		//	E remove(int index) - this one returns the Element and removes!
		List<String> listPlay = new ArrayList<String>(listDaysOfWeek);
		assertEquals("[Sun, Mon, Tue, Wed, Thu, Fri, Sat]", listPlay.toString());
		String string = listPlay.remove(1);
		assertEquals("Mon", string);
		assertEquals("[Sun, Tue, Wed, Thu, Fri, Sat]", listPlay.toString());		
	}
	
	@Test
	public void testListSetIndex() {
		//	E set(int index, E element) 
		List<String> listPlay = new ArrayList<String>(listDaysOfWeek);
		assertEquals("[Sun, Mon, Tue, Wed, Thu, Fri, Sat]", listPlay.toString());
		String string = listPlay.set(1, "Hello");
		assertEquals("Mon", string);
		assertEquals("[Sun, Hello, Tue, Wed, Thu, Fri, Sat]", listPlay.toString());
	}

	@Test
	public void testListSubList() {
		//	List<E> subList(int fromIndex, int toIndex)
		assertEquals("[Sun, Mon, Tue, Wed, Thu, Fri, Sat]", listDaysOfWeek.toString());
		List<String> listPlay = listDaysOfWeek.subList(2, 4);
		assertEquals("[Tue, Wed]", listPlay.toString());
	}
 

}