Unset classCastCache for given key

src/Audit.php

@@ -145,6 +145,8 @@ protected function getFormattedValue(Model $model, string $key, $value)
                 $value = $this->castDatetimeUTC($model, $value);
             }
 
+            unset($model->classCastCache[$key]);
+
             return $model->castAttribute($key, $value);
         }
 

tests/Casts/Money.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace OwenIt\Auditing\Tests\Casts;
+
+use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
+use Illuminate\Database\Eloquent\Model;
+use OwenIt\Auditing\Tests\Models\Money as MoneyValueObject;
+
+class Money implements CastsAttributes
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function get(Model $model, string $key, mixed $value, array $attributes): MoneyValueObject
+    {
+        return new MoneyValueObject($value, 'USD');
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function set(Model $model, string $key, mixed $value, array $attributes): mixed
+    {
+        return $value;
+    }
+}

tests/Models/Article.php

@@ -5,6 +5,7 @@
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\SoftDeletes;
 use OwenIt\Auditing\Contracts\Auditable;
+use OwenIt\Auditing\Tests\Casts\Money;
 
 class Article extends Model implements Auditable
 {
@@ -18,6 +19,7 @@ class Article extends Model implements Auditable
         'reviewed' => 'bool',
         'config'   => 'json',
         'published_at' => 'datetime',
+        'price' => Money::class,
     ];
 
     /**

tests/Models/Money.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace OwenIt\Auditing\Tests\Models;
+
+use NumberFormatter;
+
+final class Money
+{
+    /**
+     * Formatted value.
+     */
+    public string $formatted;
+
+    /**
+     * Create a new money instance.
+     */
+    public function __construct(
+        public string $amount,
+        public string $currency,
+    ) {
+        $formatter = new NumberFormatter('en_US', NumberFormatter::CURRENCY);
+
+        $this->formatted = $formatter->formatCurrency($this->amount, $this->currency);
+    }
+}
+

tests/Unit/AuditTest.php

@@ -8,6 +8,7 @@
 use OwenIt\Auditing\Models\Audit;
 use OwenIt\Auditing\Redactors\LeftRedactor;
 use OwenIt\Auditing\Tests\Models\Article;
+use OwenIt\Auditing\Tests\Models\Money;
 use OwenIt\Auditing\Tests\Models\User;
 
 class AuditTest extends AuditingTestCase
@@ -148,6 +149,39 @@ public function itReturnsTheAppropriateAuditableDataValues()
         $this->assertNull($audit->getDataValue('invalid_key'));
     }
 
+    /**
+     * @group Audit::resolveData
+     * @group Audit::getDataValue
+     * @test
+     */
+    public function itReturnsTheAppropriateAuditableDataValuesWithCustomCastValueObject()
+    {
+        $user = factory(User::class)->create([
+            'is_admin'   => 1,
+            'first_name' => 'rick',
+            'last_name'  => 'Sanchez',
+            'email'      => '[email protected]',
+        ]);
+
+        $this->actingAs($user);
+
+        $article = factory(Article::class)->create([
+            'title'        => 'How To Audit Eloquent Models',
+            'content'      => 'First step: install the laravel-auditing package.',
+            'reviewed'     => 1,
+            'published_at' => Carbon::now(),
+            'price'        => '12.45',
+        ]);
+
+        $article->price = '24.68';
+        $article->save();
+
+        $lastAudit = $article->audits()->skip(1)->first();
+
+        $this->assertEquals(new Money('24.68', 'USD'), $lastAudit->getModified()['price']['new']);
+        $this->assertEquals(new Money('12.45', 'USD'), $lastAudit->getModified()['price']['old']);
+    }
+
     /**
      * @group Audit::getMetadata
      * @test

tests/database/migrations/0000_00_00_000003_create_articles_test_table.php

@@ -20,6 +20,7 @@ public function up()
             $table->boolean('reviewed');
             $table->timestamp('published_at')->nullable();
             $table->json('config')->nullable();
+            $table->string('price')->nullable();
             $table->timestamps();
             $table->softDeletes();
         });