feat(entry): refine variant selection logic to exclude replaced variants and add unit tests for replacement behavior

tests/Unit/FiestaFutbolInfantil/EntryResourceTest.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace Tests\Unit\FiestaFutbolInfantil;
+
+use App\Domains\Catalog\Models\CatalogItem;
+use App\Domains\Catalog\Models\Inventory;
+use App\Domains\Catalog\Models\Variant;
+use App\Domains\Event\Models\EventDate;
+use App\Domains\FiestaFutbolInfantil\Resources\EntryResource;
+use Illuminate\Http\Request;
+use Illuminate\Support\MultipleItemsFoundException;
+use Tests\TestCase;
+
+class EntryResourceTest extends TestCase
+{
+    public function test_it_reads_the_final_replacement_even_with_disabled_sales(): void
+    {
+        $original = new Variant(['replaced_by_variant_id' => 2]);
+        $intermediate = new Variant(['replaced_by_variant_id' => 3]);
+        $current = new Variant(['sales_disabled_at' => now()]);
+        $date = new EventDate;
+        $date->id = 13;
+        $current->setRelation('eventDates', collect([$date]));
+        $current->setRelation('inventory', new Inventory(['real_stock' => 20]));
+        $entry = new CatalogItem(['nombre' => 'Abono', 'precio' => 100]);
+        $entry->setRelation('variants', collect([$original, $intermediate, $current]));
+
+        $data = (new EntryResource($entry))->resolve(Request::create('/'));
+
+        $this->assertSame([13], $data['event_date_ids']->all());
+        $this->assertSame(20, $data['stock']);
+        $this->assertSame('Abono', $data['title']);
+        $this->assertNotNull($current->sales_disabled_at);
+    }
+
+    public function test_it_does_not_choose_arbitrarily_between_current_variants(): void
+    {
+        $entry = new CatalogItem;
+        $entry->setRelation('variants', collect([new Variant, new Variant]));
+
+        $this->expectException(MultipleItemsFoundException::class);
+
+        (new EntryResource($entry))->resolve(Request::create('/'));
+    }
+}