Create behat tests for CustomField::listNames()

Author: Art4

tests/Behat/Bootstrap/CustomFieldContextTrait.php

@@ -57,4 +57,18 @@ public function iListAllCustomFields()
             $api->getLastResponse(),
         );
     }
+
+    /**
+     * @When I list all custom field names
+     */
+    public function iListAllCustomFieldNames()
+    {
+        /** @var CustomField */
+        $api = $this->getNativeCurlClient()->getApi('custom_fields');
+
+        $this->registerClientResponse(
+            $api->listNames(),
+            $api->getLastResponse(),
+        );
+    }
 }

tests/Behat/features/custom_field.feature

@@ -101,3 +101,17 @@ Feature: Interacting with the REST API for custom fields
             | visible               | true                 |
             | trackers              | []                   |
             | roles                 | []                   |
+
+    Scenario: Listing of multiple custom field names
+        Given I have a "NativeCurlClient" client
+        And I create a custom field for issues with the name "Note B"
+        And I create a custom field for issues with the name "Note A"
+        When I list all custom field names
+        Then the response has the status code "200"
+        And the response has the content type "application/json"
+        And the returned data is an array
+        And the returned data contains "2" items
+        And the returned data contains the following data
+            | property              | value                |
+            | 1                     | Note B               |
+            | 2                     | Note A               |