Add CircleCI config

Author: TomA-R

.circleci/config.yml

@@ -0,0 +1,15 @@
+version: 2.1
+
+orbs:
+  ci: bigcommerce/internal@volatile
+  php: bigcommerce/internal-php@volatile
+
+workflows:
+  version: 2
+  full:
+    jobs:
+      - php/phpunit-tests:
+          configuration: "phpunit.xml.dist"
+          matrix:
+            parameters:
+              php-version: [ "8.0", "8.1", "8.2" ]

test/Unit/Api/ClientTest.php

@@ -437,7 +437,7 @@ public function testGettingProductImagesReturnsCollectionOfProductImages()
     {
         $this->connection->expects($this->once())
             ->method('get')
-            ->with($this->basePath . '/products/1/images/', false)
+            ->with($this->basePath . '/products/1/images', false)
             ->will($this->returnValue(array(array(), array())));
 
         $collection = Client::getProductImages(1);