/**
* Checks if given Coupon is valid. To determine its validity, this service
* will evaluate all rules if there are any.
*
* @param CartInterface $cart Cart
* @param CouponInterface $coupon Coupon
*
* @return boolean Coupon is valid
*/
public function checkCouponValidity(CartInterface $cart, CouponInterface $coupon)
{
$rules = $coupon->getRules();
return $rules->forAll(function ($_, AbstractRuleInterface $rule) use($cart, $coupon) {
return $this->ruleManager->evaluateByRule($rule, ['cart' => $cart, 'coupon' => $coupon]);
});
}
/**
* Evaluate compound rules.
*
* @dataProvider providerEvaluateCompoundRule
*
* @param int $amount
* @param int $quantity
* @param bool $expected
*/
public function testEvaluateCompoundRule($amount, $quantity, $expected)
{
$rule = new Rule();
$rule->setExpression('rule("cart_valuable_items")');
$cart = $this->getMock('Elcodi\\Component\\Cart\\Entity\\Interfaces\\CartInterface');
$cart->expects($this->any())->method('getAmount')->willReturn($amount);
$cart->expects($this->any())->method('getQuantity')->willReturn($quantity);
$context = ['cart' => $cart];
$this->assertEquals($expected, $this->ruleManager->evaluate($rule, $context));
}
/**
* Get functions
*
* @return ExpressionFunction[] An array of Function instances
*/
public function getFunctions()
{
return [new ExpressionFunction('rule', function () {
throw new RuntimeException('Function "rule" can\'t be compiled.');
}, function (array $context, $value) {
/**
* @var Rule $rule
*/
$rule = $this->ruleRepository->findOneBy(['name' => $value]);
return $rule ? $this->ruleManager->evaluate($rule, $context) : false;
})];
}
/**
* Evaluate rule false
*/
public function testEvaluateRuleCodeFalse()
{
$this->assertFalse($this->ruleManager->evaluateByCode('rule-false'));
}
