IDLListTest.java

//I pledge my honor that I have abided by the Stevens Honor System - Aparajita Rana

package general;

import static org.junit.jupiter.api.Assertions.*;

import org.junit.jupiter.api.Test;

class IDLListTest {

	@Test
	void testin() {
		IDLList<Integer> one = new IDLList<Integer>();
		assertThrows(IndexOutOfBoundsException.class, () -> one.add(2,1));
		
		assertEquals(one.add(0,1), true);
		assertEquals(one.toString(), "[1;]");
		
		assertEquals(one.add(0,4), true);
		assertEquals(one.toString(), "[4;1;]");
		
		assertEquals(one.add(1,3), true);
		assertEquals(one.toString(), "[4;3;1;]");
		
		assertEquals(one.add(3,6), true);
		assertEquals(one.toString(), "[4;3;1;6;]");
		
		assertEquals(one.get(0), "4");
		
		assertEquals(one.append(2), "[4;3;1;6;2;]");
		assertEquals(one.getHead(),"4");
		assertEquals(one.getLast(),"2");
		assertEquals(one.size(),5);
		assertEquals(one.remove(),"4");
		assertEquals(one.removeLast(),"2");
		assertEquals(one.removeAt(0), "3");
		assertEquals(one.remove(0), true);
		
		assertThrows(IllegalArgumentException.class, () -> one.add(5,2));
		assertThrows(IllegalArgumentException.class, () -> one.add(-1,2));

	}
}