feat: add new function in Controller & make test

Author: zigzagdev

src/app/Packages/Features/Controller/WorldHeritageController.php

@@ -3,6 +3,7 @@
 namespace App\Packages\Features\Controller;
 
 use App\Http\Controllers\Controller;
+use App\Packages\Features\QueryUseCases\UseCase\GetCountEachRegionUseCase;
 use App\Packages\Features\QueryUseCases\UseCase\GetWorldHeritageByIdUseCase;
 use App\Packages\Features\QueryUseCases\UseCase\SearchWorldHeritagesWithAlgoliaUseCase;
 use App\Packages\Features\QueryUseCases\ViewModel\WorldHeritageViewModel;
@@ -79,4 +80,17 @@ public function searchWorldHeritages(
             'data' => $dto->toArray(),
         ], 200);
     }
+
+    public function getWorldHeritagesCountByRegion(
+        Request $request,
+        GetCountEachRegionUseCase $useCase
+    ): JsonResponse
+    {
+        $dto = $useCase->handle();
+
+        return response()->json([
+            'status' => 'success',
+            'data' => array_map(fn ($item) => $item->toArray(), $dto),
+        ], 200);
+    }
 }

src/app/Packages/Features/Tests/GetCountEachRegionTest.php

@@ -0,0 +1,90 @@
+<?php
+
+namespace App\Packages\Features\Tests;
+
+use App\Models\Country;
+use App\Models\Image;
+use App\Models\WorldHeritage;
+use Database\Seeders\DatabaseSeeder;
+use Illuminate\Support\Facades\DB;
+use Tests\TestCase;
+
+class GetCountEachRegionTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+        $this->refresh();
+
+        $seeder = new DatabaseSeeder();
+        $seeder->run();
+    }
+
+    protected function tearDown(): void
+    {
+        $this->refresh();
+        parent::tearDown();
+    }
+
+    private function refresh(): void
+    {
+        if (env('APP_ENV') === 'testing') {
+            DB::connection('mysql')->statement('SET FOREIGN_KEY_CHECKS=0;');
+            WorldHeritage::truncate();
+            Country::truncate();
+            DB::table('site_state_parties')->truncate();
+            Image::truncate();
+            DB::connection('mysql')->statement('SET FOREIGN_KEY_CHECKS=1;');
+        }
+    }
+
+        public function test_check_count_each_region_value(): void
+        {
+            $response = $this->getJson('/api/v1/heritages/region-count');
+
+            $response->assertStatus(200)
+                ->assertJsonStructure([
+                    'data' => [
+                        '*' => [
+                            'region',
+                            'count',
+                        ],
+                    ],
+                ]);
+        }
+
+    public function test_returns_all_six_regions(): void
+    {
+        $response = $this->getJson('/api/v1/heritages/region-count');
+
+        $data = $response->json('data');
+        $regions = array_column($data, 'region');
+
+
+        $this->assertCount(6, $data);
+        $this->assertContains('Africa', $regions);
+        $this->assertContains('Asia', $regions);
+        $this->assertContains('Europe', $regions);
+        $this->assertContains('North America', $regions);
+        $this->assertContains('South America', $regions);
+        $this->assertContains('Oceania', $regions);
+    }
+
+    public function test_count_is_positive_integer(): void
+    {
+        $response = $this->getJson('/api/v1/heritages/region-count');
+
+        foreach ($response->json('data') as $item) {
+            $this->assertIsInt($item['count']);
+            $this->assertGreaterThanOrEqual(0, $item['count']);
+        }
+    }
+
+    public function test_unknown_region_is_not_included(): void
+    {
+        $response = $this->getJson('/api/v1/heritages/region-count');
+
+        $regions = array_column($response->json('data'), 'region');
+        $this->assertNotContains('Unknown', $regions);
+    }
+}