FeatureContext::assertCharge() - Code Metrics - Inspection of "HP-2081: fixed fatal error on finance/price/sugges..." - hiqdev/php-billing - Measure and Improve Code Quality continuously with Scrutinizer

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Pull Request — master (#78)

unknown

created 2024-09-27 06:56 UTC

FeatureContext::assertCharge() C

↳ Parent: Project

Complexity

Conditions	12
Paths	22

Size

Total Lines	41
Code Lines	27

Duplication

Lines	0
Ratio	0 %

Importance

Changes	8
Bugs	1	Features	0

Metric	Value
cc	12
eloc	27
nc	22
nop	8
dl	0
loc	41
rs	6.9666
c	8
b	1
f	0

How to fix Complexity Many Parameters

<?php
/**
 * PHP Billing Library
 *
 * @link      https://github.com/hiqdev/php-billing
 * @package   php-billing
 * @license   BSD-3-Clause
 * @copyright Copyright (c) 2017-2020, HiQDev (http://hiqdev.com/)
 */

namespace hiqdev\php\billing\tests\behat\bootstrap;

use Behat\Behat\Context\Context;
use Behat\Behat\Tester\Exception\PendingException;
use Cache\Adapter\PHPArray\ArrayCachePool;
use Closure;
use DateTimeImmutable;
use Exception;
use hiqdev\php\billing\action\Action;
use hiqdev\php\billing\charge\Charge;
use hiqdev\php\billing\charge\ChargeInterface;
use hiqdev\php\billing\customer\Customer;
use hiqdev\php\billing\formula\FormulaEngine;
use hiqdev\php\billing\plan\Plan;
use hiqdev\php\billing\price\MoneyBuilder;
use hiqdev\php\billing\price\PriceHelper;
use hiqdev\php\billing\price\ProgressivePrice;
use hiqdev\php\billing\price\ProgressivePriceThreshold;
use hiqdev\php\billing\price\ProgressivePriceThresholdList;
use hiqdev\php\billing\sale\Sale;
use hiqdev\php\billing\price\SinglePrice;
use hiqdev\php\billing\target\Target;
use hiqdev\php\billing\tests\support\order\SimpleBilling;
use hiqdev\php\billing\type\Type;
use hiqdev\php\units\Quantity;
use hiqdev\php\units\Unit;
use Money\Currencies\ISOCurrencies;
use Money\Currency;
use Money\Money;
use Money\Parser\DecimalMoneyParser;
use NumberFormatter;
use PHPUnit\Framework\Assert;
use ReflectionClass;

/**
 * Defines application features from the specific context.
 */
class FeatureContext implements Context
{
    protected $engine;

    /** @var Customer */
    protected $customer;
    /**
     * @var \hiqdev\php\billing\price\PriceInterface|\hiqdev\php\billing\charge\FormulaChargeModifierTrait
     *
     * TODO: FormulaChargeModifierTrait::setFormula() must be moved to interface
     */
    protected $price;

    /** @var string */
    protected $formula;

    /**
     * @var \hiqdev\php\billing\action\ActionInterface|\hiqdev\php\billing\action\AbstractAction
     */
    protected $action;
    /**
     * @var ChargeInterface[]
     */
    protected $charges;

    /** @var \Money\MoneyParser */
    protected $moneyParser;

    /** @var string */
    protected $expectedError;

    /**
     * Initializes context.
     */
    public function __construct()
    {
        error_reporting(E_ALL & ~E_DEPRECATED);
        date_default_timezone_set('UTC');
        $this->customer = new Customer(null, 'somebody');
        $this->moneyParser = new DecimalMoneyParser(new ISOCurrencies());
        $this->plan = new Plan(null, 'plan', $this->customer);
        $this->sale = new Sale(null, Target::any(), $this->customer, $this->plan, new DateTimeImmutable('2000-01-01'));
        $this->billing = SimpleBilling::fromSale($this->sale);
    }

    /**
     * @Given /(\S+) (\S+) price is ([0-9.]+) (\w+) per (\w+)(?: includes ([\d.]+))?/
     */
    public function priceIs($target, $type, $sum, $currency, $unit, $quantity = 0)
    {
        $type = Type::anyId($type);
        $target = new Target(Target::ANY, $target);
        $quantity = Quantity::create($unit, $quantity);
        $sum = $this->moneyParser->parse($sum, new Currency($currency));
        $this->setPrice(new SinglePrice(null, $type, $target, null, $quantity, $sum));
    }

    protected array $progressivePrice = [];
    /**
     * @Given /(\S+) progressive price for (\S+) is +(\S+) (\S+) per (\S+) (\S+) (\S+) (\S+)$/
     */
    public function progressivePrice($target, $type, $price, $currency, $unit, $sign, $quantity, $perUnit): void
    {
        if (empty($this->progressivePrice[$type])) {
            $this->progressivePrice[$type] = [
                'target' => $target,
                'price' => $price,
                'currency' => $currency,
                'prepaid' => $quantity,
                'unit' => $unit,
                'thresholds' => [],
            ];
        } else {
            $this->progressivePrice[$type]['thresholds'][] = [
                'price' => $price,
                'currency' => $currency,
                'unit' => $unit,
                'quantity' => $quantity,
            ];
        }
    }

    /**
     * @Given /^build progressive price/
     */
    public function buildProgressivePrices()
    {
        $i = 0;
        foreach ($this->progressivePrice as $type => $price) {
            $type = Type::anyId($type);
            $target = new Target(Target::ANY, $price['target']);
            $quantity = Quantity::create($price['unit'], $price['prepaid']);
            if ($i++ === 0) {
                $price['price'] *= 100;
            }
            $money = new Money($price['price'], new Currency($price['currency']));
            $thresholds = ProgressivePriceThresholdList::fromScalarsArray($price['thresholds']);
            $price = new ProgressivePrice(null, $type, $target, $quantity, $money, $thresholds);
            $this->setPrice($price);
        }
    }

    /**
     * @Given /sale close time is ([0-9.-]+)?/
     */
    public function setActionCloseTime($closeTime): void
    {
        if ($closeTime === null) {
            return;
        }

        $this->sale->close(new DateTimeImmutable($closeTime));
    }

    /**
     * @Given /sale time is (.+)$/
     */
    public function setSaleTime($time): void
    {
        $ref = new ReflectionClass($this->sale);
        $prop = $ref->getProperty('time');
        $prop->setAccessible(true);
        $prop->setValue($this->sale, new DateTimeImmutable($time));
        $prop->setAccessible(false);
    }

    private function setPrice($price)
    {
        $this->price = $price;
        $ref = new ReflectionClass($this->plan);
        $prop = $ref->getProperty('prices');
        $prop->setAccessible(true);
        $prop->setValue($this->plan, [$price]);
    }

    /**
     * @Given /action is (\S+) ([\w_,]+)(?: ([0-9.]+) (\S+))?(?: in (.+))?/
     */
    public function actionIs(string $target, string $type, float $amount, string $unit, ?string $date = null): void
    {
        $type = Type::anyId($type);
        $target = new Target(Target::ANY, $target);
        $time = new DateTimeImmutable($date);
        if ($this->sale->getCloseTime() instanceof DateTimeImmutable) {
            $amount = $amount * $this->getFractionOfMonth(
                $time, $time, $this->sale->getCloseTime()
            );
        }
        $quantity = Quantity::create($unit, $amount);

        $this->action = new Action(null, $type, $target, $quantity, $this->customer, $time);
    }

    private function getFractionOfMonth(DateTimeImmutable $month, DateTimeImmutable $startTime, DateTimeImmutable $endTime): float
    {
        // SQL function: days2quantity()

        $month = $month->modify('first day of this month 00:00');
        if ($startTime < $month) {
            $startTime = $month;
        }
        if ($endTime > $month->modify('first day of next month 00:00')) {
            $endTime = $month->modify('first day of next month 00:00');
        }

        $secondsInMonth = $month->format('t') * 24 * 60 * 60;

        return ($endTime->getTimestamp() - $startTime->getTimestamp()) / $secondsInMonth;
    }

    /**
     * @Given /formula is (.+)/
     */
    public function formulaIs(string $formula): void
    {
        $this->formula = $formula;
    }

    /**
     * @Given /formula continues (.+)/
     */
    public function formulaContinues(string $formula): void
    {
        $this->formula .= "\n" . $formula;
    }

    protected function getFormulaEngine()
    {
        if ($this->engine === null) {
            $this->engine = new FormulaEngine(new ArrayCachePool());
        }

        return $this->engine;
    }

    /**
     * @When /action date is (.+)/
     * @throws Exception
     */
    public function actionDateIs(string $date): void
    {
        $this->action->setTime(new DateTimeImmutable($date));
    }

    /**
     * @Given /^client rejected service at (.+)$/
     */
    public function actionCloseDateIs(string $close_date): void
    {
        $this->sale->close(new DateTimeImmutable($close_date));
    }

    /**
     * @Then /^error is$/m
     */
    public function multilineErrorIs(\Behat\Gherkin\Node\PyStringNode $value)
    {
        $this->expectedError = $value->getRaw();
    }

    /**
     * @Then /^error is (.+)$/
     *
     * @param string $error
     */
    public function errorIs($error): void
    {
        $this->expectedError = $error;
    }

    /**
     * @Then /^(\w+) charge is ?(?: with ?)?$/
     */
    public function emptyCharge(string $numeral): void
    {
        $this->chargeIs($numeral);
    }

    /**
     * @Then /^(\w+) charge is (\S+) +(-?[0-9.]+) ([A-Z]{3})(?: for ([\d.]+)? (\w+)?)?(?: with (.+)?)?$/
     */
    public function chargeWithSum($numeral, $type = null, $sum = null, $currency = null, $qty = null, $unit = null, $events = null): void
    {
        $this->chargeIs($numeral, $type, $sum, $currency, null, $qty, $unit, $events);
    }

    /**
     * @Then /^(\w+) charge is (\S+) +(-?[0-9.]+) ([A-Z]{3}) reason ([\w]+)(?: with (.+)?)?$/
     */
    public function chargeWithReason($numeral, $type = null, $sum = null, $currency = null, $reason = null, $events = null): void
    {
        $this->chargeIs($numeral, $type, $sum, $currency, $reason, null, null, $events);
    }

    public function chargeIs($numeral, $type = null, $sum = null, $currency = null, $reason = null, $qty = null, $unit = null, $events = null): void
    {
        $no = $this->ensureNo($numeral);
        if ($no === 0) {
            $this->calculatePrice();
        }
        $this->assertCharge($this->charges[$no] ?? null, $type, $sum, $currency, $reason, $qty, $unit, $events);
    }

    /**
     * @When /^calculating charges$/
     */
    public function calculatePrice(): void
    {
        $this->expectError(function () {
            if ($this->formula !== null) {
                $this->price->setModifier($this->getFormulaEngine()->build($this->formula));
            }
            $this->charges = $this->billing->calculateCharges($this->action);
        });
    }

    public function expectError(Closure $closure): void
    {
        try {
            call_user_func($closure);
        } catch (Exception $e) {
            if ($this->isExpectedError($e)) {
                $this->expectedError = null;
            } else {
                throw $e;
            }
        }
        if ($this->expectedError) {
            throw new Exception('failed receive expected exception');
        }
    }

    protected function isExpectedError(Exception $e): bool
    {
        return str_starts_with($e->getMessage(), $this->expectedError);
    }

    /**
     * @param ChargeInterface|Charge|null $charge
     * @param string|null $type
     * @param string|null $sum
     * @param string|null $currency
     * @param string|null $reason
     * @param string|null $qty
     * @param string|null $unit
     * @param string|null $events
     */
    public function assertCharge($charge, $type, $sum, $currency, $reason, $qty, $unit, $events): void
    {
        if (empty($type) && empty($sum) && empty($currency)) {
            is_null($charge) || Assert::assertSame('0', $charge->getSum()->getAmount());
            return;
        }
        Assert::assertInstanceOf(Charge::class, $charge);
        Assert::assertSame($type, $this->normalizeType($charge->getType()->getName()), sprintf(
            'Charge type %s does not match expected %s', $type, $this->normalizeType($charge->getType()->getName())
        ));
        $money = $this->moneyParser->parse($sum, new Currency($currency));
        Assert::assertTrue($money->equals($charge->getSum()), sprintf(
            'Charge sum %s does not match expected %s', $charge->getSum()->getAmount(), $money->getAmount()
        ));
        if ($reason !== null) {
            Assert::assertSame($reason, $charge->getComment(),
                sprintf('Charge comment %s does not match expected %s', $charge->getComment(), $reason)
            );
        }
        if ($qty !== null && $unit !== null) {
            Assert::assertEqualsWithDelta($qty, $charge->getUsage()->getQuantity(), 1e-7,
                sprintf('Charge quantity "%s" does not match expected "%s"', $charge->getUsage()->getQuantity(), $qty)
            );
            Assert::assertSame($unit, $charge->getUsage()->getUnit()->getName(),
                sprintf('Charge unit "%s" does not match expected "%s"', $charge->getUsage()->getUnit()->getName(), $unit)
            );
        }
        if ($events !== null) {
            $storedEvents = $charge->releaseEvents();
            foreach (array_map('trim', explode(',', $events)) as $eventClass) {
                foreach ($storedEvents as $storedEvent) {
                    $eventReflection = new \ReflectionObject($storedEvent);
                    if ($eventReflection->getShortName() === $eventClass) {
                        continue 2;
                    }
                }

                Assert::fail(sprintf('Event of class %s is not present is charge', $eventClass));
            }
        } else {
            Assert::assertEmpty($charge->releaseEvents(), 'Failed asserting that charge does not have events');
        }
    }

    private function normalizeType($string): string
    {
        switch ($string) {
            case 'discount,discount':
                return 'discount';
            case 'monthly,leasing':
                return 'leasing';
            case 'monthly,installment':
                return 'installment';
            default:
                return $string;
        }
    }

    private function ensureNo(string $numeral): int
    {
        $formatter = new NumberFormatter('en_EN', NumberFormatter::SPELLOUT);
        $result = $formatter->parse($numeral);
        if ($result === false) {
            throw new Exception("Wrong numeral '$numeral'");
        }

        return --$result;
    }

    /**
     * @Given /^progressive price calculation steps are (.*)$/
     */
    public function progressivePriceCalculationStepsAre($explanation)
    {
        if (!$this->price instanceof ProgressivePrice) {
            throw new Exception('Price is not progressive');
        }

        $traces = array_map(fn($trace) => $trace->toShortString(), $this->price->getCalculationTraces());
        $billed = implode(' + ', $traces);
        Assert::assertSame($explanation, $billed, 'Progressive price calculation steps mismatch. Expected: ' . $explanation . ', got: ' . $billed);
    }
}


1			<?php
2			/**
3			* PHP Billing Library
4			*
5			* @link https://github.com/hiqdev/php-billing
6			* @package php-billing
7			* @license BSD-3-Clause
8			* @copyright Copyright (c) 2017-2020, HiQDev (http://hiqdev.com/)
9			*/
10
11			namespace hiqdev\php\billing\tests\behat\bootstrap;
12
13			use Behat\Behat\Context\Context;
14			use Behat\Behat\Tester\Exception\PendingException;
15			use Cache\Adapter\PHPArray\ArrayCachePool;
16			use Closure;
17			use DateTimeImmutable;
18			use Exception;
19			use hiqdev\php\billing\action\Action;
20			use hiqdev\php\billing\charge\Charge;
21			use hiqdev\php\billing\charge\ChargeInterface;
22			use hiqdev\php\billing\customer\Customer;
23			use hiqdev\php\billing\formula\FormulaEngine;
24			use hiqdev\php\billing\plan\Plan;
25			use hiqdev\php\billing\price\MoneyBuilder;
26			use hiqdev\php\billing\price\PriceHelper;
27			use hiqdev\php\billing\price\ProgressivePrice;
28			use hiqdev\php\billing\price\ProgressivePriceThreshold;
29			use hiqdev\php\billing\price\ProgressivePriceThresholdList;
30			use hiqdev\php\billing\sale\Sale;
31			use hiqdev\php\billing\price\SinglePrice;
32			use hiqdev\php\billing\target\Target;
33			use hiqdev\php\billing\tests\support\order\SimpleBilling;
34			use hiqdev\php\billing\type\Type;
35			use hiqdev\php\units\Quantity;
36			use hiqdev\php\units\Unit;
37			use Money\Currencies\ISOCurrencies;
38			use Money\Currency;
39			use Money\Money;
40			use Money\Parser\DecimalMoneyParser;
41			use NumberFormatter;
42			use PHPUnit\Framework\Assert;
43			use ReflectionClass;
44
45			/**
46			* Defines application features from the specific context.
47			*/
48			class FeatureContext implements Context
49			{
50			protected $engine;
51
52			/** @var Customer */
53			protected $customer;
54			/**
55			* @var \hiqdev\php\billing\price\PriceInterface\|\hiqdev\php\billing\charge\FormulaChargeModifierTrait
56			*
57			* TODO: FormulaChargeModifierTrait::setFormula() must be moved to interface
58			*/
59			protected $price;
60
61			/** @var string */
62			protected $formula;
63
64			/**
65			* @var \hiqdev\php\billing\action\ActionInterface\|\hiqdev\php\billing\action\AbstractAction
66			*/
67			protected $action;
68			/**
69			* @var ChargeInterface[]
70			*/
71			protected $charges;
72
73			/** @var \Money\MoneyParser */
74			protected $moneyParser;
75
76			/** @var string */
77			protected $expectedError;
78
79			/**
80			* Initializes context.
81			*/
82			public function __construct()
83			{
84			error_reporting(E_ALL & ~E_DEPRECATED);
85			date_default_timezone_set('UTC');
86			$this->customer = new Customer(null, 'somebody');
87			$this->moneyParser = new DecimalMoneyParser(new ISOCurrencies());
88			$this->plan = new Plan(null, 'plan', $this->customer);
89			$this->sale = new Sale(null, Target::any(), $this->customer, $this->plan, new DateTimeImmutable('2000-01-01'));
90			$this->billing = SimpleBilling::fromSale($this->sale);
91			}
92
93			/**
94			* @Given /(\S+) (\S+) price is ([0-9.]+) (\w+) per (\w+)(?: includes ([\d.]+))?/
95			*/
96			public function priceIs($target, $type, $sum, $currency, $unit, $quantity = 0)
97			{
98			$type = Type::anyId($type);
99			$target = new Target(Target::ANY, $target);
100			$quantity = Quantity::create($unit, $quantity);
101			$sum = $this->moneyParser->parse($sum, new Currency($currency));
102			$this->setPrice(new SinglePrice(null, $type, $target, null, $quantity, $sum));
103			}
104
105			protected array $progressivePrice = [];
106			/**
107			* @Given /(\S+) progressive price for (\S+) is +(\S+) (\S+) per (\S+) (\S+) (\S+) (\S+)$/
108			*/
109			public function progressivePrice($target, $type, $price, $currency, $unit, $sign, $quantity, $perUnit): void
110			{
111			if (empty($this->progressivePrice[$type])) {
112			$this->progressivePrice[$type] = [
113			'target' => $target,
114			'price' => $price,
115			'currency' => $currency,
116			'prepaid' => $quantity,
117			'unit' => $unit,
118			'thresholds' => [],
119			];
120			} else {
121			$this->progressivePrice[$type]['thresholds'][] = [
122			'price' => $price,
123			'currency' => $currency,
124			'unit' => $unit,
125			'quantity' => $quantity,
126			];
127			}
128			}
129
130			/**
131			* @Given /^build progressive price/
132			*/
133			public function buildProgressivePrices()
134			{
135			$i = 0;
136			foreach ($this->progressivePrice as $type => $price) {
137			$type = Type::anyId($type);
138			$target = new Target(Target::ANY, $price['target']);
139			$quantity = Quantity::create($price['unit'], $price['prepaid']);
140			if ($i++ === 0) {
141			$price['price'] *= 100;
142			}
143			$money = new Money($price['price'], new Currency($price['currency']));
144			$thresholds = ProgressivePriceThresholdList::fromScalarsArray($price['thresholds']);
145			$price = new ProgressivePrice(null, $type, $target, $quantity, $money, $thresholds);
146			$this->setPrice($price);
147			}
148			}
149
150			/**
151			* @Given /sale close time is ([0-9.-]+)?/
152			*/
153			public function setActionCloseTime($closeTime): void
154			{
155			if ($closeTime === null) {
156			return;
157			}
158
159			$this->sale->close(new DateTimeImmutable($closeTime));
160			}
161
162			/**
163			* @Given /sale time is (.+)$/
164			*/
165			public function setSaleTime($time): void
166			{
167			$ref = new ReflectionClass($this->sale);
168			$prop = $ref->getProperty('time');
169			$prop->setAccessible(true);
170			$prop->setValue($this->sale, new DateTimeImmutable($time));
171			$prop->setAccessible(false);
172			}
173
174			private function setPrice($price)
175			{
176			$this->price = $price;
177			$ref = new ReflectionClass($this->plan);
178			$prop = $ref->getProperty('prices');
179			$prop->setAccessible(true);
180			$prop->setValue($this->plan, [$price]);
181			}
182
183			/**
184			* @Given /action is (\S+) ([\w_,]+)(?: ([0-9.]+) (\S+))?(?: in (.+))?/
185			*/
186			public function actionIs(string $target, string $type, float $amount, string $unit, ?string $date = null): void
187			{
188			$type = Type::anyId($type);
189			$target = new Target(Target::ANY, $target);
190			$time = new DateTimeImmutable($date);
191			if ($this->sale->getCloseTime() instanceof DateTimeImmutable) {
192			$amount = $amount * $this->getFractionOfMonth(
193			$time, $time, $this->sale->getCloseTime()
194			);
195			}
196			$quantity = Quantity::create($unit, $amount);
197
198			$this->action = new Action(null, $type, $target, $quantity, $this->customer, $time);
199			}
200
201			private function getFractionOfMonth(DateTimeImmutable $month, DateTimeImmutable $startTime, DateTimeImmutable $endTime): float
202			{
203			// SQL function: days2quantity()
204
205			$month = $month->modify('first day of this month 00:00');
206			if ($startTime < $month) {
207			$startTime = $month;
208			}
209			if ($endTime > $month->modify('first day of next month 00:00')) {
210			$endTime = $month->modify('first day of next month 00:00');
211			}
212
213			$secondsInMonth = $month->format('t') * 24 * 60 * 60;
214
215			return ($endTime->getTimestamp() - $startTime->getTimestamp()) / $secondsInMonth;
216			}
217
218			/**
219			* @Given /formula is (.+)/
220			*/
221			public function formulaIs(string $formula): void
222			{
223			$this->formula = $formula;
224			}
225
226			/**
227			* @Given /formula continues (.+)/
228			*/
229			public function formulaContinues(string $formula): void
230			{
231			$this->formula .= "\n" . $formula;
232			}
233
234			protected function getFormulaEngine()
235			{
236			if ($this->engine === null) {
237			$this->engine = new FormulaEngine(new ArrayCachePool());
238			}
239
240			return $this->engine;
241			}
242
243			/**
244			* @When /action date is (.+)/
245			* @throws Exception
246			*/
247			public function actionDateIs(string $date): void
248			{
249			$this->action->setTime(new DateTimeImmutable($date));
250			}
251
252			/**
253			* @Given /^client rejected service at (.+)$/
254			*/
255			public function actionCloseDateIs(string $close_date): void
256			{
257			$this->sale->close(new DateTimeImmutable($close_date));
258			}
259
260			/**
261			* @Then /^error is$/m
262			*/
263			public function multilineErrorIs(\Behat\Gherkin\Node\PyStringNode $value)
264			{
265			$this->expectedError = $value->getRaw();
266			}
267
268			/**
269			* @Then /^error is (.+)$/
270			*
271			* @param string $error
272			*/
273			public function errorIs($error): void
274			{
275			$this->expectedError = $error;
276			}
277
278			/**
279			* @Then /^(\w+) charge is ?(?: with ?)?$/
280			*/
281			public function emptyCharge(string $numeral): void
282			{
283			$this->chargeIs($numeral);
284			}
285
286			/**
287			* @Then /^(\w+) charge is (\S+) +(-?[0-9.]+) ([A-Z]{3})(?: for ([\d.]+)? (\w+)?)?(?: with (.+)?)?$/
288			*/
289			public function chargeWithSum($numeral, $type = null, $sum = null, $currency = null, $qty = null, $unit = null, $events = null): void
290			{
291			$this->chargeIs($numeral, $type, $sum, $currency, null, $qty, $unit, $events);
292			}
293
294			/**
295			* @Then /^(\w+) charge is (\S+) +(-?[0-9.]+) ([A-Z]{3}) reason ([\w]+)(?: with (.+)?)?$/
296			*/
297			public function chargeWithReason($numeral, $type = null, $sum = null, $currency = null, $reason = null, $events = null): void
298			{
299			$this->chargeIs($numeral, $type, $sum, $currency, $reason, null, null, $events);
300			}
301
302			public function chargeIs($numeral, $type = null, $sum = null, $currency = null, $reason = null, $qty = null, $unit = null, $events = null): void
303			{
304			$no = $this->ensureNo($numeral);
305			if ($no === 0) {
306			$this->calculatePrice();
307			}
308			$this->assertCharge($this->charges[$no] ?? null, $type, $sum, $currency, $reason, $qty, $unit, $events);
309			}
310
311			/**
312			* @When /^calculating charges$/
313			*/
314			public function calculatePrice(): void
315			{
316			$this->expectError(function () {
317			if ($this->formula !== null) {
318			$this->price->setModifier($this->getFormulaEngine()->build($this->formula));
319			}
320			$this->charges = $this->billing->calculateCharges($this->action);
321			});
322			}
323
324			public function expectError(Closure $closure): void
325			{
326			try {
327			call_user_func($closure);
328			} catch (Exception $e) {
329			if ($this->isExpectedError($e)) {
330			$this->expectedError = null;
331			} else {
332			throw $e;
333			}
334			}
335			if ($this->expectedError) {
336			throw new Exception('failed receive expected exception');
337			}
338			}
339
340			protected function isExpectedError(Exception $e): bool
341			{
342			return str_starts_with($e->getMessage(), $this->expectedError);
343			}
344
345			/**
346			* @param ChargeInterface\|Charge\|null $charge
347			* @param string\|null $type
348			* @param string\|null $sum
349			* @param string\|null $currency
350			* @param string\|null $reason
351			* @param string\|null $qty
352			* @param string\|null $unit
353			* @param string\|null $events
354			*/
355			public function assertCharge($charge, $type, $sum, $currency, $reason, $qty, $unit, $events): void
356			{
357			if (empty($type) && empty($sum) && empty($currency)) {
358			is_null($charge) \|\| Assert::assertSame('0', $charge->getSum()->getAmount());
359			return;
360			}
361			Assert::assertInstanceOf(Charge::class, $charge);
362			Assert::assertSame($type, $this->normalizeType($charge->getType()->getName()), sprintf(
363			'Charge type %s does not match expected %s', $type, $this->normalizeType($charge->getType()->getName())
364			));
365			$money = $this->moneyParser->parse($sum, new Currency($currency));
366			Assert::assertTrue($money->equals($charge->getSum()), sprintf(
367			'Charge sum %s does not match expected %s', $charge->getSum()->getAmount(), $money->getAmount()
368			));
369			if ($reason !== null) {
370			Assert::assertSame($reason, $charge->getComment(),
371			sprintf('Charge comment %s does not match expected %s', $charge->getComment(), $reason)
372			);
373			}
374			if ($qty !== null && $unit !== null) {
375			Assert::assertEqualsWithDelta($qty, $charge->getUsage()->getQuantity(), 1e-7,
376			sprintf('Charge quantity "%s" does not match expected "%s"', $charge->getUsage()->getQuantity(), $qty)
377			);
378			Assert::assertSame($unit, $charge->getUsage()->getUnit()->getName(),
379			sprintf('Charge unit "%s" does not match expected "%s"', $charge->getUsage()->getUnit()->getName(), $unit)
380			);
381			}
382			if ($events !== null) {
383			$storedEvents = $charge->releaseEvents();
384			foreach (array_map('trim', explode(',', $events)) as $eventClass) {
385			foreach ($storedEvents as $storedEvent) {
386			$eventReflection = new \ReflectionObject($storedEvent);
387			if ($eventReflection->getShortName() === $eventClass) {
388			continue 2;
389			}
390			}
391
392			Assert::fail(sprintf('Event of class %s is not present is charge', $eventClass));
393			}
394			} else {
395			Assert::assertEmpty($charge->releaseEvents(), 'Failed asserting that charge does not have events');
396			}
397			}
398
399			private function normalizeType($string): string
400			{
401			switch ($string) {
402			case 'discount,discount':
403			return 'discount';
404			case 'monthly,leasing':
405			return 'leasing';
406			case 'monthly,installment':
407			return 'installment';
408			default:
409			return $string;
410			}
411			}
412
413			private function ensureNo(string $numeral): int
414			{
415			$formatter = new NumberFormatter('en_EN', NumberFormatter::SPELLOUT);
416			$result = $formatter->parse($numeral);
417			if ($result === false) {
418			throw new Exception("Wrong numeral '$numeral'");
419			}
420
421			return --$result;
422			}
423
424			/**
425			* @Given /^progressive price calculation steps are (.*)$/
426			*/
427			public function progressivePriceCalculationStepsAre($explanation)
428			{
429			if (!$this->price instanceof ProgressivePrice) {
430			throw new Exception('Price is not progressive');
431			}
432
433			$traces = array_map(fn($trace) => $trace->toShortString(), $this->price->getCalculationTraces());
434			$billed = implode(' + ', $traces);
435			Assert::assertSame($explanation, $billed, 'Progressive price calculation steps mismatch. Expected: ' . $explanation . ', got: ' . $billed);
436			}
437			}
438

hiqdev / php-billing

Pull Request — master (#78)

FeatureContext::assertCharge() C

Complexity

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Duplication

Importance

How to fix Complexity Many Parameters

Long Method

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