test: Theme Builder fixtures with Pods fields from the real builder (stage3b)

Own fixture pod lit_fixture_person (ruling Q1), template and body layout
built through Divi's Theme Builder and Visual Builder UI, brief render with
the template limited to one person (Q5), findings 10-12 in the README.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

tests/Integration/divi-export-stage3-fixtures.php

@@ -9,21 +9,24 @@
  *
  * Usage (DDEV, WordPress root):
  *   wp eval-file wp-content/plugins/WP-LIT-MCP/tests/Integration/divi-export-stage3-fixtures.php
+ *   wp eval-file wp-content/plugins/WP-LIT-MCP/tests/Integration/divi-export-stage3-fixtures.php stage3b "[Fixture 3b]"
+ * Arguments: target folder below tests/Fixtures/divi (default stage3) and title prefix (default "[Fixture]").
  *
- * Only posts titled "[Fixture] …" are exported, plus the Default Website Template when its
+ * Only posts titled "<prefix> …" are exported, plus the Default Website Template when its
  * layouts are fixture layouts. Read-only. Fixtures are committed – no personal data.
  * No `declare(strict_types=1);` – wp eval-file runs the file through eval().
  */
 
 defined('WP_CLI') && WP_CLI || exit;
 
-$lit_prefix = '[Fixture] ';
-$lit_dir = dirname(__DIR__) . '/Fixtures/divi/stage3';
+$lit_stage = preg_match('/^[a-z0-9]+$/D', (string) ($args[0] ?? '')) === 1 ? (string) $args[0] : 'stage3';
+$lit_prefix = (string) ($args[1] ?? '[Fixture]') . ' ';
+$lit_dir = dirname(__DIR__) . '/Fixtures/divi/' . $lit_stage;
 $lit_skip_meta = ['_edit_lock', '_edit_last'];
 
 /** Role name for a fixture post, derived from post type, title and scope. */
 $lit_role = static function (WP_Post $post, array $terms): string {
-    $slug = sanitize_title(preg_replace('/^\[Fixture\]\s*/', '', $post->post_title));
+    $slug = sanitize_title(preg_replace('/^\[Fixture[^\]]*\]\s*/', '', $post->post_title));
     $prefix = [
         'page' => 'page',
         'et_pb_layout' => in_array('global', array_column($terms['scope'] ?? [], 'slug'), true)
@@ -33,6 +36,7 @@ $lit_role = static function (WP_Post $post, array $terms): string {
         'et_header_layout' => 'tb-header',
         'et_body_layout' => 'tb-body',
         'et_footer_layout' => 'tb-footer',
+        'lit_fixture_person' => 'lit_fixture_person',
     ][$post->post_type] ?? $post->post_type;
 
     return $prefix . '--' . $slug;
@@ -85,7 +89,7 @@ $lit_json = static fn (array $data): string => wp_json_encode(
 ) . "\n";
 
 global $wpdb;
-$lit_types = ['page', 'et_pb_layout', 'et_template', 'et_header_layout', 'et_body_layout', 'et_footer_layout'];
+$lit_types = ['page', 'et_pb_layout', 'et_template', 'et_header_layout', 'et_body_layout', 'et_footer_layout', 'lit_fixture_person'];
 $lit_ids = array_map('intval', $wpdb->get_col($wpdb->prepare(
     "SELECT ID FROM {$wpdb->posts}
      WHERE post_type IN (" . implode(', ', array_fill(0, count($lit_types), '%s')) . ")
@@ -113,7 +117,11 @@ foreach ($lit_tb_templates as $templateId) {
 }
 
 if ($lit_ids === []) {
-    WP_CLI::error('No "[Fixture] " posts found – create them first (see tests/Fixtures/divi/stage3/README.md).');
+    WP_CLI::error(sprintf(
+        'No "%s" posts found – create them first (see tests/Fixtures/divi/%s/README.md).',
+        $lit_prefix,
+        $lit_stage
+    ));
 }
 
 if (! is_dir($lit_dir) && ! wp_mkdir_p($lit_dir)) {

tests/Integration/pods-fixture.php

@@ -1,11 +1,15 @@
 <?php
 
 /**
- * Creates or removes the Pods test content type "lit_person" for integration tests.
+ * Creates or removes the Pods test content type "lit_person" for integration tests, or creates the
+ * permanent Etappe 3b fixture pod "lit_fixture_person" with two persons (tests/Fixtures/divi/stage3b).
  *
  * Usage (inside DDEV, Pods must be active):
  *   wp eval-file wp-content/plugins/WP-LIT-MCP/tests/Integration/pods-fixture.php create
  *   wp eval-file wp-content/plugins/WP-LIT-MCP/tests/Integration/pods-fixture.php delete
+ *   wp eval-file wp-content/plugins/WP-LIT-MCP/tests/Integration/pods-fixture.php fixture
+ *
+ * "delete" only removes "lit_person"; the fixture pod is kept (smokes never touch it).
  *
  * No strict_types: wp eval-file runs this through eval().
  */
@@ -28,6 +32,72 @@ if ($action === 'delete') {
     return;
 }
 
+if ($action === 'fixture') {
+    // Etappe 3b fixture pod (ruling Q1): its own type, so no smoke deletes the fixture persons.
+    if (! $api->load_pod(['name' => 'lit_fixture_person'])) {
+        $api->save_pod([
+            'name' => 'lit_fixture_person',
+            'label' => '[Fixture] Personen',
+            'label_singular' => '[Fixture] Person',
+            'type' => 'post_type',
+            'storage' => 'meta',
+            'public' => 1,
+            'show_ui' => 1,
+        ]);
+    }
+    $fixtureFields = [
+        ['name' => 'role', 'label' => 'Funktion', 'type' => 'text'],
+        [
+            'name' => 'level',
+            'label' => 'Stufe',
+            'type' => 'pick',
+            'pick_object' => 'custom-simple',
+            'pick_custom' => "junior|Junior\nsenior|Senior",
+        ],
+        [
+            'name' => 'mentor',
+            'label' => 'Mentor',
+            'type' => 'pick',
+            'pick_object' => 'post_type',
+            'pick_val' => 'lit_fixture_person',
+            'pick_format_type' => 'single',
+        ],
+    ];
+    foreach ($fixtureFields as $field) {
+        if (! $api->load_field(['pod' => 'lit_fixture_person', 'name' => $field['name']])) {
+            $api->save_field(array_merge(['pod' => 'lit_fixture_person'], $field));
+        }
+    }
+    $existing = static function (string $title): int {
+        $found = get_posts([
+            'post_type' => 'lit_fixture_person',
+            'post_status' => 'any',
+            'title' => $title,
+            'fields' => 'ids',
+            'numberposts' => 1,
+        ]);
+
+        return (int) ($found[0] ?? 0);
+    };
+    $erika = $existing('[Fixture 3b] Erika Muster') ?: (int) pods('lit_fixture_person')->add([
+        'post_title' => '[Fixture 3b] Erika Muster',
+        'post_content' => '<p>Beitragsinhalt der Fixture-Person Erika Muster.</p>',
+        'post_status' => 'publish',
+        'role' => 'Geschäftsführung',
+        'level' => 'senior',
+    ]);
+    $max = $existing('[Fixture 3b] Max Beispiel') ?: (int) pods('lit_fixture_person')->add([
+        'post_title' => '[Fixture 3b] Max Beispiel',
+        'post_content' => '<p>Beitragsinhalt der Fixture-Person Max Beispiel.</p>',
+        'post_status' => 'publish',
+        'role' => 'Entwicklung',
+        'level' => 'junior',
+        'mentor' => $erika,
+    ]);
+    echo "persons {$erika} {$max}\n";
+    return;
+}
+
 if (! $api->load_pod(['name' => 'lit_person'])) {
     $api->save_pod([
         'name' => 'lit_person',