Make Asset::clearCaches protected (#308)

* Add asset blink test

* Bump core requirement

composer.json

@@ -25,7 +25,7 @@
     },
     "require": {
         "php": "^8.1",
-        "statamic/cms": "^5.7"
+        "statamic/cms": "^5.12"
     },
     "require-dev": {
         "doctrine/dbal": "^3.8",

src/Assets/Asset.php

@@ -223,7 +223,7 @@ public function getCurrentDirtyStateAttributes(): array
         ]);
     }
 
-    private function clearCaches()
+    protected function clearCaches()
     {
         $this->meta = null;
 

tests/Assets/AssetTest.php

@@ -0,0 +1,54 @@
+<?php
+
+namespace Tests\Assets;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Storage;
+use Statamic\Facades;
+use Tests\TestCase;
+
+class AssetTest extends TestCase
+{
+    use RefreshDatabase;
+
+    private $container;
+
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        Storage::fake('test', ['url' => '/assets']);
+
+        $this->container = tap(Facades\AssetContainer::make('test')->disk('test'))->save();
+
+        Storage::disk('test')->put('a.jpg', '');
+        Facades\Asset::make()->container('test')->path('a.jpg')->save();
+
+        Storage::disk('test')->put('b.txt', '');
+        Facades\Asset::make()->container('test')->path('b.txt')->save();
+
+        Storage::disk('test')->put('c.txt', '');
+        Facades\Asset::make()->container('test')->path('c.txt')->save();
+
+        Storage::disk('test')->put('d.jpg', '');
+        Facades\Asset::make()->container('test')->path('d.jpg')->save();
+
+        Storage::disk('test')->put('e.jpg', '');
+        Facades\Asset::make()->container('test')->path('e.jpg')->save();
+
+        Storage::disk('test')->put('f.jpg', '');
+        Facades\Asset::make()->container('test')->path('f.jpg')->save();
+    }
+
+    /** @test */
+    public function saving_an_asset_clears_the_eloquent_blink_cache()
+    {
+        $asset = Facades\Asset::find('test::f.jpg');
+
+        $this->assertTrue(Facades\Blink::has("eloquent-asset-{$asset->id()}"));
+
+        $asset->save();
+
+        $this->assertFalse(Facades\Blink::has("eloquent-asset-{$asset->id()}"));
+    }
+}