Add integration tests to supported APIs(providers)

phpunit.xml

@@ -7,6 +7,9 @@
         <testsuite name="Unit">
             <directory suffix="Test.php">./tests/Unit</directory>
         </testsuite>
+        <testsuite name="Integration">
+            <directory suffix="Test.php">./tests/Integration</directory>
+        </testsuite>
     </testsuites>
     <filter>
         <whitelist processUncoveredFilesFromWhitelist="true">

src/Converter.php

@@ -2,7 +2,6 @@
 
 namespace Jimmerioles\BitcoinCurrencyConverter;
 
-use GuzzleHttp\Client;
 use Jimmerioles\BitcoinCurrencyConverter\Provider\CoinbaseProvider;
 use Jimmerioles\BitcoinCurrencyConverter\Provider\ProviderInterface;
 use Jimmerioles\BitcoinCurrencyConverter\Exception\InvalidArgumentException;

tests/Integration/BitpayIntegrationTest.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Test\Integration;
+
+use GuzzleHttp\Client;
+use Jimmerioles\BitcoinCurrencyConverter\Provider\BitpayProvider;
+use Test\TestCase;
+
+class BitpayIntegrationTest extends TestCase
+{
+    private $client;
+
+    protected function setUp()
+    {
+        $this->client = new Client();
+    }
+
+    public function test_api_returns_expected_json_structure()
+    {
+        $response = $this->client->request(
+            'GET', 
+            BitpayProvider::getApiEndpoint(), 
+            ['headers' => ['Accept' => 'application/json']]
+        );
+
+        $body = $response->getBody();
+        $responseArray = json_decode($body, true);
+
+        $this->assertEquals(200, $response->getStatusCode());
+        $this->assertNotEmpty($body);
+
+        foreach ($responseArray as $currency) {
+            $this->assertArrayHasKey('code', $currency);
+            $this->assertArrayHasKey('rate', $currency);
+        }
+    }
+}

tests/Integration/CoinbaseIntegrationTest.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace Test\Integration;
+
+use GuzzleHttp\Client;
+use Jimmerioles\BitcoinCurrencyConverter\Provider\CoinbaseProvider;
+use Test\TestCase;
+
+class CoinbaseIntegrationTest extends TestCase
+{
+    private $client;
+
+    protected function setUp()
+    {
+        $this->client = new Client();
+    }
+
+    public function test_api_returns_expected_json_structure()
+    {
+        $response = $this->client->request(
+            'GET', 
+            CoinbaseProvider::getApiEndpoint(), 
+            ['headers' => ['Accept' => 'application/json']]
+        );
+
+        $body = $response->getBody();
+        $responseArray = json_decode($body, true);
+
+        $this->assertEquals(200, $response->getStatusCode());
+        $this->assertNotEmpty($body);
+
+        $this->assertArrayHasKey('data', $responseArray);
+        $this->assertArrayHasKey('rates', $responseArray['data']);
+    }
+}

tests/Integration/CoindeskIntegrationTest.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Test\Integration;
+
+use GuzzleHttp\Client;
+use Jimmerioles\BitcoinCurrencyConverter\Provider\CoindeskProvider;
+use Test\TestCase;
+
+class CoindeskIntegrationTest extends TestCase
+{
+    private $client;
+
+    protected function setUp()
+    {
+        $this->client = new Client();
+    }
+
+    public function test_api_returns_expected_json_structure()
+    {
+        $response = $this->client->request(
+            'GET', 
+            CoindeskProvider::getApiEndpoint(), 
+            ['headers' => ['Accept' => 'application/json']]
+        );
+
+        $body = $response->getBody();
+        $responseArray = json_decode($body, true);
+
+        $this->assertEquals(200, $response->getStatusCode());
+        $this->assertNotEmpty($body);
+
+        $this->assertArrayHasKey('bpi', $responseArray);
+
+        foreach ($responseArray['bpi'] as $currency) {
+            $this->assertArrayHasKey('code', $currency);
+            $this->assertArrayHasKey('rate_float', $currency);
+        }
+    }
+}