From debf5be7569b403e1cb1887c79a2e4435e0978ba Mon Sep 17 00:00:00 2001
From: Johannes Meyer <johannes.meyer@icinga.com>
Date: Tue, 8 Aug 2023 14:56:24 +0200
Subject: [PATCH] Str: Also return padded array in case subject is null

---
 src/Str.php       | 2 +-
 tests/StrTest.php | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Str.php b/src/Str.php
index 3fec039..9cf1cae 100644
--- a/src/Str.php
+++ b/src/Str.php
@@ -61,7 +61,7 @@ public static function startsWith(?string $subject, string $start, bool $caseSen
     public static function symmetricSplit(?string $subject, string $delimiter, int $limit, $default = null)
     {
         if ($subject === null) {
-            return [];
+            return array_pad([], $limit, $default);
         }
 
         return array_pad(explode($delimiter, $subject, $limit), $limit, $default);
diff --git a/tests/StrTest.php b/tests/StrTest.php
index e50a2f7..fbe721d 100644
--- a/tests/StrTest.php
+++ b/tests/StrTest.php
@@ -75,6 +75,11 @@ public function testSymmetricSplitForSymmetricArrayDestructuring()
         $this->assertNull($password);
     }
 
+    public function testSymmetricSplitWithEmptySubjectStillReturnsAnArrayPaddedToTheDesiredSize()
+    {
+        $this->assertSame([null, null], Str::symmetricSplit(null, ',', 2));
+    }
+
     public function testTrimSplitTrimsWhitespacesAndSplitsByCommaByDefault()
     {
         $this->assertSame(['foo', 'bar', 'baz'], Str::trimSplit(' foo ,bar  , baz  '));