Fixed tests and linting errors

composer.json

@@ -4,6 +4,7 @@
 	"license": "MIT",
 	"require": {
 		"php": ">=7",
+		"ext-json": "*",
 		"voku/httpful": "0.4.*"
 	},
 	"require-dev": {

src/Matomo.php

@@ -1,5 +1,6 @@
 <?php namespace VisualAppeal;
 
+use Httpful\Exception\ConnectionErrorException;
 use Httpful\Request;
 
 /**
@@ -373,7 +374,7 @@ public function reset()
      * @param string $method
      * @param array $params
      * @param array $optional
-     * @return bool|object
+     * @return bool|object|array
      */
     private function _request($method, $params = [], $optional = [])
     {
@@ -387,7 +388,12 @@ private function _request($method, $params = [], $optional = [])
         $req->max_redirects = $this->maxRedirects;
         $req->setConnectionTimeout(5);
 
-        $buffer = $req->send();
+        try {
+			$buffer = $req->send();
+		} catch (ConnectionErrorException $e) {
+        	$this->_addError(sprintf('Could not send buffer: %s', $e->getMessage()));
+        	return false;
+		}
 
         if (!empty($buffer)) {
             $request = $this->_parseRequest($buffer);
@@ -1545,7 +1551,7 @@ public function getAvailableExtractionDimensions()
      *
      * @param string $segment
      * @param array $optional
-     * @return bool|object
+     * @return array
      */
     public function getCustomVariables($segment = '', $optional = [])
     {
@@ -2567,7 +2573,7 @@ public function getUsersById( $segment = '', $optional = []){
             'segment' => $segment,
         ], $optional);
     }
-	
+
     /**
      * MODULE: MOBILEMESSAGING
      * The MobileMessaging API lets you manage and access all the MobileMessaging plugin features
@@ -4297,7 +4303,7 @@ public function getCountry($segment = '', $optional = [])
      *
      * @return object
      */
-    public function getCountryCodeMapping($segment = '', $optional = [])
+    public function getCountryCodeMapping()
     {
         return $this->_request('UserCountry.getCountryCodeMapping');
     }

tests/MatomoTest.php

@@ -8,7 +8,7 @@ class MatomoTest extends \PHPUnit\Framework\TestCase
 {
 	const TEST_SITE_URL = 'https://demo.matomo.org/';
 
-	const TEST_SITE_ID = 7;
+	const TEST_SITE_ID = 62;
 
 	const TEST_TOKEN = 'anonymous';
 
@@ -191,26 +191,26 @@ public function testMultipleErrors()
 	 */
 	public function testOptionalParameters()
 	{
-		$this->_matomo->setDate('2011-01-11');
+		$this->_matomo->setDate('2018-10-01');
 		$this->_matomo->setPeriod(Matomo::PERIOD_WEEK);
 		$result = $this->_matomo->getWebsites('', [
 			'flat' => 1,
 		]);
 
 		$this->assertInternalType('array', $result);
 		$this->assertEquals('', implode(',', $this->_matomo->getErrors()));
-		$this->assertEquals(388, $result[0]->nb_visits);
+		$this->assertEquals(934, $result[0]->nb_visits);
 	}
 
 	/**
 	 * Test if the response contains custom variables
 	 */
 	public function testCustomVariables()
 	{
-		$this->_matomo->setDate('2011-11-08');
+		$this->_matomo->setDate('2018-10-01');
 		$this->_matomo->setPeriod(Matomo::PERIOD_WEEK);
 		$result = $this->_matomo->getCustomVariables();
 
-		$this->assertEquals(1, count($result));
+		$this->assertEquals(15, count($result));
 	}
 }