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

import org.junit.jupiter.api.Test;

public class FibonacciTest {

	@Test
	void testFibonacci0() {
		assertEquals(0, Fibonacci.fib_naive(0));
		assertEquals(0, Fibonacci.fib_optimized1(0));
	}

	@Test
	void testFibonacci1() {
		assertEquals(1, Fibonacci.fib_naive(1));
		assertEquals(1, Fibonacci.fib_optimized1(1));
	}

	@Test
	void testFibonacci40() {
		assertEquals(102334155, Fibonacci.fib_naive(40));
		assertEquals(1, Fibonacci.fib_optimized1(2));
		assertEquals(2, Fibonacci.fib_optimized1(3));
		assertEquals(3, Fibonacci.fib_optimized1(4));
		assertEquals(102334155, Fibonacci.fib_optimized1(40));
	}

	@Test
	void testFibonacci73() {
		assertEquals(806515533049393L, Fibonacci.fib_optimized1(73));
	}
	
}