<?php

use Functionality\FunctionalityPhp\Functionality;

use PHPUnit\Framework\TestCase;

class StringsTest extends TestCase

{

public function testClassConstructor()

{

// is palindrome test

$this->assertTrue(Functionality::isPalindrome("racecar"));

$this->assertFalse(Functionality::isPalindrome("racecarod"));

// capitalize test

$this->assertEquals("Racecar", Functionality::capitalize("racecar"));

$this->assertEquals("Racecar In Race", Functionality::capitalize("Racecar in race"));

// reverse string test

$this->assertEquals("abcd", Functionality::reverseString("dcba"));

}

}