add test for cast

src/Casts/CountryCast.php

@@ -21,12 +21,7 @@ public function __construct(
         $this->isoCodeVersion = $isoCodeVersion;
     }
 
-    /**
-     * Cast the given value.
-     *
-     * @param  array<string, mixed>  $attributes
-     */
-    public function get(Model $model, string $key, $value, array $attributes)
+    public function get($model, string $key, $value, array $attributes)
     {
         if (is_null($value)) {
             return null;

tests/CountryCastTest.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace Orpheus\LaravelCountries\Tests;
+
+class CountryCastTest extends LaravelCountriesTestCase
+{
+
+    /** @var \Orpheus\LaravelCountries\Country $country */
+    protected $country;
+
+    public function setUp(): void
+    {
+        parent::setUp();
+
+        $this->country = $this->countries->getByAlpha2Code('CA');
+    }
+
+
+    /** @test */
+    public function it_casts_country_to_alpha2_code()
+    {
+        $cast = new \Orpheus\LaravelCountries\Casts\CountryCast('alpha2');
+
+        $this->assertEquals('CA', $cast->set(null, 'key', $this->country, []));
+        $this->assertEquals($this->country, $cast->get(null, 'key', 'CA', []));
+    }
+
+    /** @test */
+    public function it_casts_country_to_alpha3_code()
+    {
+        $cast = new \Orpheus\LaravelCountries\Casts\CountryCast('alpha3');
+
+        $this->assertEquals('CAN', $cast->set(null, 'key', $this->country, []));
+        $this->assertEquals($this->country, $cast->get(null, 'key', 'CAN', []));
+    }
+
+    /** @test */
+    public function it_casts_country_to_numeric_code()
+    {
+        $cast = new \Orpheus\LaravelCountries\Casts\CountryCast('numeric');
+
+        $this->assertEquals(124, $cast->set(null, 'key', $this->country, []));
+        $this->assertEquals($this->country, $cast->get(null, 'key', 124, []));
+    }
+}