Matrix/src/test/java/com/mattrixwv/matrix/exceptions/TestInvalidCoordinatesException.java

//Matrix/src/test/java/com/mattrixwv/matrix/exceptions/TestInvalidCoordinatesException.java
//Mattrixwv
// Created: 04-13-23
//Modified: 08-11-24
package com.mattrixwv.matrix.exceptions;


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

import org.junit.jupiter.api.Test;


public class TestInvalidCoordinatesException{
	private static final String message = "message";
	private static final Throwable cause = new Exception();


	@Test
	public void testConstructor_default(){
		InvalidCoordinatesException exception = new InvalidCoordinatesException();
		assertNull(exception.getMessage());
		assertNull(exception.getCause());
	}
	@Test
	public void testConstructor_message(){
		InvalidCoordinatesException exception = new InvalidCoordinatesException(message);
		assertEquals(message, exception.getMessage());
		assertNull(exception.getCause());
	}

	@Test
	public void testConstructor_cause(){
		InvalidCoordinatesException exception = new InvalidCoordinatesException(cause);
		assertEquals(cause.toString(), exception.getMessage());
		assertEquals(cause, exception.getCause());
	}
	@Test
	public void testConstructor_messageCause(){
		InvalidCoordinatesException exception = new InvalidCoordinatesException(message, cause);
		assertEquals(message, exception.getMessage());
		assertEquals(cause, exception.getCause());
	}

	@Test
	public void testConstructor_elements(){
		int givenElements = 3;
		int neededElements = 2;
		String elementsMessage = "Invalid number of elements " + givenElements + " must be at most " + neededElements;

		InvalidCoordinatesException exception = new InvalidCoordinatesException(givenElements, neededElements);

		assertEquals(elementsMessage, exception.getMessage());
		assertNull(exception.getCause());
	}
}