ProjectEulerJava/src/test/java/com/mattrixwv/project_euler/problems/TestProblem21.java

package com.mattrixwv.project_euler.problems;


import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.util.List;

import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.InjectMocks;
import org.mockito.junit.jupiter.MockitoExtension;

import com.mattrixwv.project_euler.exceptions.Unsolved;


@ExtendWith(MockitoExtension.class)
public class TestProblem21 extends BaseTest{
	@InjectMocks
	private Problem21 problem;


	@Test
	@Override
	public void testDescription(){
		assertEquals("Evaluate the sum of all the amicable numbers under 10000", problem.getDescription());
		assertFalse(problem.getSolved());
	}

	@Test
	@Override
	public void testSolve(){
		assertThrows(Unsolved.class, () -> { problem.getAmicable(); });
		assertThrows(Unsolved.class, () -> { problem.getSum(); });

		problem.solve();

		//Verify result
		assertEquals(List.of(220, 284, 1184, 1210, 2620, 2924, 5020, 5564, 6232, 6368), problem.getAmicable());
		assertEquals(31626, problem.getSum());
		assertEquals(String.format("All amicable numbers less than 10000 are%n220%n284%n1184%n1210%n2620%n2924%n5020%n5564%n6232%n6368%nThe sum of all of these amicable numbers is 31626"), problem.getResult());
		//Verify the problem variables and functions were called
		verifyProblem(problem);

		//Verify the problem won't be run again
		verifyProblemSecondRun(problem);
	}

	@Test
	@Override
	public void testReset(){
		problem.reset();

		//Verify solved was reset
		assertFalse(problem.getSolved());
		super.testReset();

		//Verify the problem can be solved again
		testSolve();
	}
}