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<?php |
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namespace BenTools\Currency\Tests\Provider; |
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use BenTools\Currency\Model\Currency; |
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use BenTools\Currency\Model\CurrencyInterface; |
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use BenTools\Currency\Model\ExchangeRate; |
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use BenTools\Currency\Model\ExchangeRateInterface; |
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use BenTools\Currency\Model\ExchangeRateNotFoundException; |
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use BenTools\Currency\Provider\ChainedExchangeRateProvider; |
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use BenTools\Currency\Provider\ExchangeRateProviderInterface; |
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use BenTools\Currency\Tests\ProviderMockTrait; |
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use PHPUnit\Framework\TestCase; |
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use DateTimeInterface; |
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class ChainedExchangeRateProviderTest extends TestCase |
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{ |
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use ProviderMockTrait; |
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public function testGetFirstExchangeRate() |
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{ |
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$provider = new ChainedExchangeRateProvider([ |
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$this->generateFakeProvider(1.2), |
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$this->generateFakeProvider(1.3), |
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]); |
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$this->assertEquals(1.2, $provider->getExchangeRate(new Currency('EUR'), new Currency('USD'))->getRatio()); |
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} |
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public function testFallback() |
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{ |
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$GBPtoEURProvider = new class implements ExchangeRateProviderInterface |
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{ |
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public function getExchangeRate(CurrencyInterface $sourceCurrency, CurrencyInterface $targetCurrency, DateTimeInterface $date = null): ExchangeRateInterface |
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{ |
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if ('GBP' === $sourceCurrency->getCode() && 'EUR' === $targetCurrency->getCode()) { |
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return new ExchangeRate($sourceCurrency, $targetCurrency, 1.15); |
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} |
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throw new ExchangeRateNotFoundException($sourceCurrency, $targetCurrency); |
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} |
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}; |
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$USDtoEURProvider = new class implements ExchangeRateProviderInterface |
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{ |
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public function getExchangeRate(CurrencyInterface $sourceCurrency, CurrencyInterface $targetCurrency, DateTimeInterface $date = null): ExchangeRateInterface |
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{ |
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if ('USD' === $sourceCurrency->getCode() && 'EUR' === $targetCurrency->getCode()) { |
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return new ExchangeRate($sourceCurrency, $targetCurrency, 0.81); |
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} |
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throw new ExchangeRateNotFoundException($sourceCurrency, $targetCurrency); |
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} |
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}; |
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$provider = new ChainedExchangeRateProvider([$GBPtoEURProvider, $USDtoEURProvider]); |
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$this->assertEquals(0.81, $provider->getExchangeRate(new Currency('USD'), new Currency('EUR'))->getRatio()); |
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} |
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} |
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bpolaszek /
currency
