<?php

namespace PHPShopify;

class CollectionTest extends TestSimpleResource
{
    /**
     * Test get resource
     *
     * Post and list not available for Collection resource so testGet not possible
     */
    public function testGet()
    {

    }
}
<?php

namespace PHPShopify;

class CollectionTest extends TestSimpleResource
{

}
--- 
+++ 
@@ -4,5 +4,13 @@
 
 class CollectionTest extends TestSimpleResource
 {
+    /**
+     * Test get resource
+     *
+     * Post and list not available for Collection resource so testGet not possible
+     */
+    public function testGet()
+    {
 
+    }
 }
Disable test for Collection resource
