Merge pull request #11 from florianv/russian

Added RussianCentralBank to the doc

.travis.yml

@@ -4,6 +4,7 @@ php:
   - 5.5
   - 5.6
   - 7.0
+  - 7.1
   - hhvm
 
 sudo: false

doc/readme.md

@@ -268,6 +268,7 @@ use Exchanger\Service\PhpArray;
 use Exchanger\Service\WebserviceX;
 use Exchanger\Service\Xignite;
 use Exchanger\Service\Yahoo;
+use Exchanger\Service\RussianCentralBank;
 
 $service = new Chain([
     new CentralBankOfCzechRepublic(),
@@ -282,5 +283,6 @@ $service = new Chain([
     new WebserviceX(),
     new Xignite($client, null, ['token' => 'token']),
     new Yahoo()
+    new RussianCentralBank()
 ]);
 ```

tests/Tests/Service/WebserviceXTest.php

@@ -41,6 +41,6 @@ public function it_fetches_a_rate()
         $rate = $service->getExchangeRate(new ExchangeRateQuery(CurrencyPair::createFromString('EUR/USD')));
 
         $this->assertEquals('1.3608', $rate->getValue());
-        $this->assertEquals(new \DateTime(), $rate->getDate());
+        $this->assertEquals((new \DateTime())->format('Y-m-d'), $rate->getDate()->format('Y-m-d'));
     }
 }