From 55f0c1694d7f7ddad512e82d415674c4c6ac5c8c Mon Sep 17 00:00:00 2001
From: Holger Veltrup <veltrup@sitepark.com>
Date: Mon, 29 Apr 2024 13:56:43 +0200
Subject: [PATCH] fix: === comparison with default lang

---
 src/ResourceLanguage.php      | 2 +-
 test/ResourceLanguageTest.php | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/ResourceLanguage.php b/src/ResourceLanguage.php
index 26a3525..6d3070c 100644
--- a/src/ResourceLanguage.php
+++ b/src/ResourceLanguage.php
@@ -23,7 +23,7 @@ public static function default(): self
     public static function of(?string $str): self
     {
         if ($str === null || empty($str)) {
-            return new self('');
+            return self::default();
         }
         $code = Locale::getPrimaryLanguage($str);
         return new self($code);
diff --git a/test/ResourceLanguageTest.php b/test/ResourceLanguageTest.php
index 02f47f1..3cc3e35 100644
--- a/test/ResourceLanguageTest.php
+++ b/test/ResourceLanguageTest.php
@@ -17,6 +17,15 @@ public function testDefault(): void
         $this->assertSame('', $language->code);
     }
 
+    public function testEqualsDefault(): void
+    {
+        $lang = ResourceLanguage::of('');
+        $this->assertTrue(
+            ResourceLanguage::default() === $lang,
+            'empty lang should be equals to default lang'
+        );
+    }
+
     public function testOfOnlyLang(): void
     {
         $language = ResourceLanguage::of('en');