Upgrade to use new permissiosn validator features

tests/e2e/Services/Functions/FunctionsConsoleClientTest.php

@@ -37,6 +37,18 @@ class FunctionsConsoleClientTest extends Scope
 
         $this->assertEquals(201, $function['headers']['status-code']);
 
+        $response = $this->client->call(Client::METHOD_POST, '/functions', array_merge([
+            'content-type' => 'application/json',
+            'x-appwrite-project' => $this->getProject()['$id'],
+        ], $this->getHeaders()), [
+            'functionId' => 'unique()',
+            'name' => 'Test Failure',
+            'execute' => ['some-random-string'],
+            'runtime' => 'php-8.0'
+        ]);
+
+        $this->assertEquals(400, $response['headers']['status-code']);
+
         return [
             'functionId' => $function['body']['$id']
         ];