PHP DesignPatterns\Strategy\Example\Checkout EuropePricingStrategy примеры использования

Пример #1

Файл: checkout_test.php Проект: ymnl007/designpatterns

 public function testEuropeanTaxesCalculator()
 {
     $price = 100;
     $this->assertEquals(20, Example\EuropePricingStrategy::calculateTaxes($price));
 }

Пример #2

Файл: checkout_usage.php Проект: ymnl007/designpatterns

<?php

require 'checkout.php';
use DesignPatterns\Strategy\Example\Checkout as Example;
// 20
echo 'The taxes amount for a $100 purchase from European client is: ' . Example\EuropePricingStrategy::calculateTaxes(100) . "\n";
// -10
echo 'A discount for $100 purchase from a VIP client is: ' . Example\VipPricingStrategy::negativeDiscount(100) . "\n";
// 110
echo 'The grand price for a $100 purchase for VIP Client from Europe is: ' . Example\Checkout::calculate(100, new Example\EuropePricingStrategy(), new Example\VipPricingStrategy());