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<?php |
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/** |
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* PHP Billing Library |
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* |
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* @link https://github.com/hiqdev/php-billing |
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* @package php-billing |
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* @license BSD-3-Clause |
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* @copyright Copyright (c) 2017-2018, HiQDev (http://hiqdev.com/) |
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*/ |
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namespace hiqdev\php\billing\tests\unit\charge\modifiers; |
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use hiqdev\php\billing\charge\Charge; |
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use hiqdev\php\billing\charge\modifiers\FixedDiscount; |
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use hiqdev\php\billing\tests\unit\action\ActionTest; |
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use hiqdev\php\units\Quantity; |
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use Money\Currency; |
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use Money\Money; |
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/** |
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* @author Andrii Vasyliev <[email protected]> |
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*/ |
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class FixedDiscountTest extends ActionTest |
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{ |
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protected function setUp() |
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{ |
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parent::setUp(); |
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$this->value = Money::USD(1000); |
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$this->rate = '10'; |
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} |
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public function testCreateAbsolute() |
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{ |
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$abs = new FixedDiscount($this->value); |
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$this->assertAbsolute($this->value, $abs); |
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$abs = new FixedDiscount('10 USD'); |
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$this->assertAbsolute($this->value, $abs); |
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$abs = new FixedDiscount('10.00 USD'); |
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$this->assertAbsolute($this->value, $abs); |
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} |
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public function assertAbsolute($value, $abs) |
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{ |
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$this->assertEquals($value, $abs->getValue()); |
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$this->assertTrue($abs->isAbsolute()); |
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$this->assertFalse($abs->isRelative()); |
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} |
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public function testCreateRelative() |
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{ |
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$rel = new FixedDiscount($this->rate); |
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$this->assertRelative($this->rate, $rel); |
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$rel = new FixedDiscount($this->rate . '%'); |
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$this->assertRelative($this->rate, $rel); |
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} |
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protected function assertRelative($rate, $rel) |
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{ |
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$this->assertSame($rate, $rel->getValue()); |
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$this->assertTrue($rel->isRelative()); |
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$this->assertFalse($rel->isAbsolute()); |
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} |
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public function testAbsoluteModifyCharge() |
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{ |
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$abs = new FixedDiscount($this->value); |
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$this->assertFixedDiscountCharges($abs, $this->value); |
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} |
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public function testRelativeModifyCharge() |
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{ |
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$rel = new FixedDiscount($this->rate); |
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$this->assertFixedDiscountCharges($rel, $this->value); |
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} |
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public function assertFixedDiscountCharges($fd, $sum) |
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{ |
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$action = $this->createAction($this->prepaid->multiply(2)); |
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$charge = $action->calculateCharge($this->price); |
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$charges = $fd->modifyCharge($charge, $action); |
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$this->assertInternalType('array', $charges); |
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$this->assertSame(2, count($charges)); |
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$this->assertSame($charge, $charges[0]); |
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$discount = $charges[1]; |
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$this->assertInstanceOf(Charge::class, $discount); |
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$this->assertEquals(Quantity::items(1), $discount->getUsage()); |
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$this->assertEquals($sum, $discount->getSum()); |
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} |
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} |
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hiqdev /
php-billing
Loading history...
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: