xChangeApi.com support

Author: Artur Smolarek

README.md

@@ -50,6 +50,7 @@ Here is the list of the currently implemented services:
 | [Open Exchange Rates](https://openexchangerates.org) | USD (free), * (paid) | * | Yes |
 | [Xignite](https://www.xignite.com) | * | * | Yes |
 | [CurrencyConverterApi](https://www.currencyconverterapi.com) | * | * | Yes (free but limited or paid) |
+| [xChangeApi.com](https://xchangeapi.com) | * | * | Yes |
 | Array | * | * | Yes |
 
 ## Credits

Resources/doc/index.md

@@ -67,6 +67,8 @@ florianv_swap:
         currency_converter:                # Currency Converter API
             access_key: secret
             enterprise: true
+        xchangeapi:                        # xChangeApi.com
+           api-key: secret    
         array:
             rates:
                     'EUR/GBP': 1.5

Tests/DependencyInjection/ConfigurationTest.php

@@ -125,6 +125,7 @@ public function provideValidProvidersConfigs()
             [['xignite' => ['token' => 'any']]],
             [['xignite' => ['token' => 'any'], 'currency_layer' => ['access_key' => 'any']]],
             [['currency_converter' => ['access_key' => 'any']]],
+            [['xchangeapi' => ['api-key' => 'any']]],
             [[
                 'array' => [
                     'rates' => [
@@ -172,6 +173,7 @@ public function provideInvalidProvidersConfigs()
             [['open_exchange_rates' => ['app_id' => true]]],
             [['xignite' => ['token' => []]]],
             [['currency_converter' => ['access_key' => null]]],
+            [['xchangeapi' => ['api_key' => null]]],
             [['array' => null]],
             [['array' => []]],
             [['array' => ['EUR/GBP' => 1.5]]],

Tests/DependencyInjection/FlorianvSwapExtensionTest.php

@@ -75,6 +75,11 @@ public function testForgeProvider()
         $this->buildContainer(['forge' => ['api_key' => 'test']]);
     }
 
+    public function testXchangeApiProvider()
+    {
+        $this->buildContainer(['xchangeapi' => ['api-key' => 'test']]);
+    }
+
     public function testProviderPriorities()
     {
         $this->buildContainer([