phpOMS/tests/Math/Functions/FibonacciTest.php
Dennis Eichhorn a1b591d141 fix tests
2024-03-20 03:00:25 +00:00

72 lines
1.9 KiB
PHP
Executable File

<?php
/**
* Jingga
*
* PHP Version 8.1
*
* @package tests
* @copyright Dennis Eichhorn
* @license OMS License 2.0
* @version 1.0.0
* @link https://jingga.app
*/
declare(strict_types=1);
namespace phpOMS\tests\Math\Functions;
use phpOMS\Math\Functions\Fibonacci;
/**
* @testdox phpOMS\tests\Math\Functions\FibonacciTest: Fibonacci functions
*
* @internal
*/
final class FibonacciTest extends \PHPUnit\Framework\TestCase
{
/**
* @testdox A number can be checked if it is a fibonacci number
* @covers \phpOMS\Math\Functions\Fibonacci
* @group framework
*/
public function testFibonacci() : void
{
self::assertTrue(Fibonacci::isFibonacci(13));
self::assertTrue(Fibonacci::isFibonacci(55));
self::assertTrue(Fibonacci::isFibonacci(89));
self::assertFalse(Fibonacci::isFibonacci(6));
self::assertFalse(Fibonacci::isFibonacci(87));
}
/**
* @testdox A fibonacci number can be returned by index
* @covers \phpOMS\Math\Functions\Fibonacci
* @group framework
*/
public function testFibonacciByKey() : void
{
self::assertEquals(1, Fibonacci::fib(1));
}
/**
* @testdox The binet formula returns fibonacci numbers
* @covers \phpOMS\Math\Functions\Fibonacci
* @group framework
*/
public function testBinet() : void
{
self::assertTrue(Fibonacci::isFibonacci(Fibonacci::binet(3)));
self::assertTrue(Fibonacci::isFibonacci(Fibonacci::binet(6)));
}
/**
* @testdox The binet formula and the fibonacci formula return the same results
* @covers \phpOMS\Math\Functions\Fibonacci
* @group framework
*/
public function testBinetFib() : void
{
self::assertEquals(Fibonacci::binet(6), Fibonacci::fib(6));
self::assertEquals(Fibonacci::binet(8), Fibonacci::fib(8));
}
}