From eddb1a3540948bcd79638a1524dce40bc60cb34f Mon Sep 17 00:00:00 2001
From: Pascal Baljet <pascal@pascalbaljet.nl>
Date: Fri, 13 May 2022 09:43:48 +0200
Subject: [PATCH] Bugfix for negative file sizes.

---
 CHANGELOG.md                       | 4 ++++
 src/String/HumanFilesize.php       | 6 +++++-
 tests/String/HumanFilesizeTest.php | 1 +
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 124d53e..0e2a3ab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to `laravel-mixins` will be documented in this file.
 
+## 3.3.1 - 2022-05-13
+
+- Bugfix for negative file sizes.
+
 ## 3.3.0 - 2022-02-22
 
 - Added `SecondsToTime` string macro.
diff --git a/src/String/HumanFilesize.php b/src/String/HumanFilesize.php
index 82a6b5a..d5b7f72 100644
--- a/src/String/HumanFilesize.php
+++ b/src/String/HumanFilesize.php
@@ -15,6 +15,10 @@ public function humanFilesize(): callable
          * Formats the $value into a human readable filesize.
          */
         return function ($value, $precision = 1): string {
+            $isNegative = $value < 0;
+
+            $value = abs($value);
+
             if ($value >= 1000000000000) {
                 $value = round($value / (1024 * 1024 * 1024 * 1024), $precision);
                 $unit  = 'TB';
@@ -32,7 +36,7 @@ public function humanFilesize(): callable
                 return number_format($value) . ' ' . $unit;
             }
 
-            return number_format($value, $precision) . ' ' . $unit;
+            return ($isNegative ? '-' : '') . number_format($value, $precision) . ' ' . $unit;
         };
     }
 }
diff --git a/tests/String/HumanFilesizeTest.php b/tests/String/HumanFilesizeTest.php
index e42f27a..cb9ef3b 100644
--- a/tests/String/HumanFilesizeTest.php
+++ b/tests/String/HumanFilesizeTest.php
@@ -25,6 +25,7 @@ public function it_can_format_file_size()
         $this->assertEquals('44.6 KB', Str::humanFilesize(45678));
         $this->assertEquals('446.1 KB', Str::humanFilesize(456789));
         $this->assertEquals('3.3 MB', Str::humanFilesize(3456789));
+        $this->assertEquals('-3.3 MB', Str::humanFilesize(-3456789));
         $this->assertEquals('1.8 GB', Str::humanFilesize(1932735283.2));
         $this->assertEquals('112,283.3 TB', Str::humanFilesize(123456789123456789));
     }