docs: Guides für Farben, Variablen, Theme-Optionen, Schriften, Snapshots und Schleifen-Inhalte

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

tests/Unit/Guides/LoopGuideTest.php

@@ -0,0 +1,77 @@
+<?php
+
+declare(strict_types=1);
+
+namespace LIT\MCP\Tests\Unit\Guides;
+
+use PHPUnit\Framework\TestCase;
+use RecursiveDirectoryIterator;
+use RecursiveIteratorIterator;
+
+/**
+ * The loop part of the guides (Etappe 4e) says what the tools say: the refusal phrases come from the code, and every
+ * {{loop:<name>}} example names an option Divi 5.15.1 really registers (research 4e, table of the loop_* options).
+ */
+final class LoopGuideTest extends TestCase
+{
+    /** Divi 5.15.1 option keys (without WooCommerce and ACF repeater options). */
+    private const DIVI_LOOP_OPTIONS = [
+        'loop_post_title', 'loop_post_excerpt', 'loop_post_date', 'loop_post_modified_date', 'loop_post_author',
+        'loop_post_author_bio', 'loop_post_author_profile_picture', 'loop_post_comment_count',
+        'loop_post_featured_image', 'loop_post_id', 'loop_post_link', 'loop_post_terms',
+        'loop_term_name', 'loop_term_description', 'loop_term_count', 'loop_term_permalink', 'loop_term_taxonomy',
+        'loop_term_featured_image', 'loop_user_name', 'loop_user_username', 'loop_user_email', 'loop_user_avatar',
+        'loop_user_description', 'loop_user_url', 'loop_menu_text', 'loop_menu_link', 'loop_menu_menu_order',
+        'loop_menu_attr_title', 'loop_menu_classes', 'loop_menu_xfn', 'loop_menu_description',
+    ];
+
+    private const PHRASES = ['braucht eine Divi-Schleife', 'passt nicht zur Schleife', 'kein Schleifen-Kontext'];
+
+    private static function root(): string
+    {
+        return dirname(__DIR__, 3);
+    }
+
+    /** @return string Content of all guides. */
+    private static function guides(): string
+    {
+        $text = '';
+        foreach (glob(self::root() . '/docs/guides/*.md') ?: [] as $file) {
+            $text .= (string) file_get_contents($file) . "\n";
+        }
+
+        return $text;
+    }
+
+    public function testGuidesExplainTheLoopRefusals(): void
+    {
+        $guides = self::guides();
+        foreach (self::PHRASES as $phrase) {
+            self::assertStringContainsString($phrase, $guides, 'guides lack "' . $phrase . '"');
+        }
+    }
+
+    public function testRefusalPhrasesAreTheOnesTheCodeSays(): void
+    {
+        $code = '';
+        $files = new RecursiveIteratorIterator(new RecursiveDirectoryIterator(self::root() . '/src'));
+        foreach ($files as $file) {
+            if (str_ends_with((string) $file, '.php')) {
+                $code .= (string) file_get_contents((string) $file);
+            }
+        }
+
+        foreach (self::PHRASES as $phrase) {
+            self::assertNotFalse(mb_stripos($code, $phrase), 'no source says "' . $phrase . '"');
+        }
+    }
+
+    public function testLoopShortFormExamplesNameRealDiviOptions(): void
+    {
+        preg_match_all('/\{\{loop:([a-z0-9_]+)\}\}/', self::guides(), $examples);
+        self::assertNotEmpty($examples[1], 'the guides show no {{loop:…}} example');
+        foreach (array_unique($examples[1]) as $name) {
+            self::assertContains('loop_' . $name, self::DIVI_LOOP_OPTIONS, '{{loop:' . $name . '}} is no Divi option');
+        }
+    }
+}