NEW Add NullSpamProtector

_config/spamprotection.yml

@@ -0,0 +1,5 @@
+---
+name: frameworktest-spamprotection
+---
+SilverStripe\SpamProtection\Extension\FormSpamProtectionExtension:
+  default_spam_protector: SilverStripe\FrameworkTest\NullSpamProtector\NullSpamProtector

code/null-spam-protector/NullSpamProtector.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace SilverStripe\FrameworkTest\NullSpamProtector;
+
+use SilverStripe\Forms\HiddenField;
+use SilverStripe\SpamProtection\SpamProtector;
+
+if (!interface_exists(SpamProtector::class)) {
+    return;
+}
+
+/**
+ * This is a minimum implementation used in CI for silverstripe/spamprotector so there's a default_spam_protector
+ *
+ * This used to be done by silverstripe/akismet, but that's no longer being used in CMS 5
+ */
+class NullSpamProtector implements SpamProtector
+{
+    public function getFormField($name = null, $title = null, $value = null)
+    {
+        return new HiddenField('NullSpamProtector');
+    }
+
+    public function setFieldMapping($fieldMapping)
+    {
+        // no-op
+    }
+}