diff --git a/tests/admin/ControllerRetailcrmAdminTest.php b/tests/admin/ControllerRetailcrmAdminTest.php
index cfdec6b..de76d0e 100644
--- a/tests/admin/ControllerRetailcrmAdminTest.php
+++ b/tests/admin/ControllerRetailcrmAdminTest.php
@@ -41,4 +41,62 @@ class ControllerRetailcrmAdminTest extends TestCase
         $response = $this->dispatchAction('extension/module/retailcrm/uninstall_collector');
         $this->assertRegExp('/Connection settings/', $response->getOutput());
     }
+
+    public function testGetAvailableTypes()
+    {
+        $data = $this->getDataForTestAvailableTypes();
+        $sites = $data['sites'];
+        $types = $data['types'];
+
+        $class = new ReflectionClass(ControllerExtensionModuleRetailcrm::class);
+        $method = $class->getMethod('getAvailableTypes');
+        $method->setAccessible(true);
+
+        $result = $method->invokeArgs(ControllerExtensionModuleRetailcrm::class, [$sites, $types]);
+
+        $this->assertNotEmpty($result['opencart']);
+        $this->assertNotEmpty($result['retailcrm']);
+        $this->assertCount(2, $result['retailcrm']);
+        $this->assertNotEmpty($result['retailcrm']['test1']['code']);
+        $this->assertNotEmpty($result['retailcrm']['test4']['code']);
+    }
+
+    private function getDataForTestAvailableTypes(): array
+    {
+        return [
+            'sites' => [
+                'opencart' => [
+                    'code' => 'opencart',
+                    'name' => 'OpenCart'
+                ]
+            ],
+            'types' => [
+                'opencart' => [
+                    'test'
+                ],
+                'retailcrm' => [
+                    'test1' => [
+                        'active' => true,
+                        'sites' => [],
+                        'code' => 'test1'
+                    ],
+                    'test2' => [
+                        'active' => false,
+                        'sites' => [],
+                        'code' => 'test2'
+                    ],
+                    'test3' => [
+                        'active' => true,
+                        'sites' => ['otherSite'],
+                        'code' => 'test3'
+                    ],
+                    'test4' => [
+                        'active' => 'true',
+                        'sites' => ['cms1', 'cms2', 'opencart'],
+                        'code' => 'test4'
+                    ]
+                ]
+            ]
+        ];
+    }
 }