Add exception when root file cannot be found

classes/ImageResizer.php

@@ -2,6 +2,7 @@
 
 namespace Aweos\Resizer\Classes;
 
+use Aweos\Resizer\Exceptions\ResizerException;
 use Aweos\Resizer\Lib\MediaPath;
 use Aweos\Resizer\Models\Setting;
 use Illuminate\Filesystem\FilesystemAdapter;
@@ -29,6 +30,10 @@ class ImageResizer
     {
         $this->file = $file;
 
+        if (!$file->exists()) {
+            throw new ResizerException('File versions cannot be generated. Root file "'.$file->root().'" doesnt exist.');
+        }
+
         if ($this->file->compressor()->shouldGenerateVersions()) {
             $this->generateVersions();
         }

composer.json

@@ -13,7 +13,8 @@
     ],
     "autoload": {
         "psr-4": {
-            "Aweos\\Resizer\\Compilers\\": "./compilers"
+            "Aweos\\Resizer\\Compilers\\": "./compilers",
+            "Aweos\\Resizer\\Exceptions\\": "./exceptions",
         }
     }
 }

exceptions/ResizerException.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Aweos\Resizer\Exceptions;
+
+use Exception;
+
+class ResizerException extends Exception {
+
+}

lib/MediaPath.php

@@ -44,9 +44,14 @@ class MediaPath
         return pathinfo($this->path, PATHINFO_FILENAME);
     }
 
+    public function exists(): bool
+    {
+        return file_exists($this->root());
+    }
+
     public function type(): ?string
     {
-        if (!file_exists($this->root())) {
+        if (!$this->exists()) {
             return null;
         }
 

tests/ResizerTest.php

@@ -2,6 +2,7 @@
 
 namespace Aweos\Resizer\Tests;
 
+use Aweos\Resizer\Exceptions\ResizerException;
 use Aweos\Resizer\Models\Setting;
 use Aweos\Resizer\Tests\TestCase;
 use Event;
@@ -24,9 +25,21 @@ class ResizerTest extends TestCase
         Setting::set('folders', []);
         Setting::set('sizes', []);
         Setting::set('breakpoints', []);
-
         $file = UploadedFile::fake()->image('test.jpg', 500, 600);
         $this->media->put('/pages/test.jpg', $file);
+
+        Event::fire('media.file.upload', [null, '/pages/test.jpg', null]);
+
+        $this->assertFileCount(0, '');
+    }
+
+    public function testThrowExceptionWhenOriginalFileNotFound(): void
+    {
+        $this->expectException(ResizerException::class);
+        Setting::set('folders', [['folder' => '/pages']]);
+        Setting::set('sizes', []);
+        Setting::set('breakpoints', []);
+
         Event::fire('media.file.upload', [null, '/pages/test.jpg', null]);
 
         $this->assertFileCount(0, '');