From 38beaead996fd70f26208a1852f934e21f8027d7 Mon Sep 17 00:00:00 2001
From: Claude <claude@webklar.local>
Date: Tue, 6 Oct 2026 09:12:05 +0000
Subject: [PATCH] Admin: Pruefung des Mitarbeiter-Formulars als Lib mit Test

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
---
 src/lib/employeeForm.js          | 20 ++++++++++++++++++++
 tests/unit/employeeForm.test.mjs | 21 +++++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 src/lib/employeeForm.js
 create mode 100644 tests/unit/employeeForm.test.mjs

diff --git a/src/lib/employeeForm.js b/src/lib/employeeForm.js
new file mode 100644
index 0000000..98520e3
--- /dev/null
+++ b/src/lib/employeeForm.js
@@ -0,0 +1,20 @@
+// Prüfung des Mitarbeiter-Formulars (Admin). Rein, unter Node testbar.
+
+const NEED = 'Name und E-Mail sind erforderlich.'
+const MIN_PASSWORD = 8
+
+/**
+ * Prüft das Formular zum Anlegen (isEdit false) oder Bearbeiten (isEdit true).
+ * Gibt den deutschen Fehlertext zurück, null heißt gültig. Beim Bearbeiten
+ * heißt ein leeres Passwort „unverändert“.
+ */
+export function validateEmployeeForm(form, isEdit) {
+  if (!form.displayName.trim() || !form.email.trim()) return NEED
+  if (!isEdit && form.password.length < MIN_PASSWORD) {
+    return 'Das Passwort muss mindestens 8 Zeichen haben.'
+  }
+  if (isEdit && form.password && form.password.length < MIN_PASSWORD) {
+    return 'Ein neues Passwort muss mindestens 8 Zeichen haben.'
+  }
+  return null
+}
diff --git a/tests/unit/employeeForm.test.mjs b/tests/unit/employeeForm.test.mjs
new file mode 100644
index 0000000..fb7ab7a
--- /dev/null
+++ b/tests/unit/employeeForm.test.mjs
@@ -0,0 +1,21 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { loadModule } from './load.mjs'
+
+const { validateEmployeeForm } = await loadModule('src/lib/employeeForm.js')
+const base = { displayName: 'Max Muster', email: 'max@webklar.com', password: '', shortcode: '', isAdmin: false }
+const NEED = 'Name und E-Mail sind erforderlich.'
+
+test('validateEmployeeForm: neuer Mitarbeiter', () => {
+  assert.equal(validateEmployeeForm({ ...base, displayName: '  ', password: '12345678' }, false), NEED)
+  assert.equal(validateEmployeeForm({ ...base, email: '', password: '12345678' }, false), NEED)
+  assert.equal(validateEmployeeForm({ ...base, password: '1234567' }, false), 'Das Passwort muss mindestens 8 Zeichen haben.')
+  assert.equal(validateEmployeeForm({ ...base, password: '12345678' }, false), null)
+})
+
+test('validateEmployeeForm: Mitarbeiter bearbeiten', () => {
+  assert.equal(validateEmployeeForm(base, true), null) // leeres Passwort = unverändert
+  assert.equal(validateEmployeeForm({ ...base, password: 'abc' }, true), 'Ein neues Passwort muss mindestens 8 Zeichen haben.')
+  assert.equal(validateEmployeeForm({ ...base, password: 'abcdefgh' }, true), null)
+  assert.equal(validateEmployeeForm({ ...base, email: '  ' }, true), NEED)
+})