From 89c7f69db999e209bb1b80a50c7c2e1136b201dd Mon Sep 17 00:00:00 2001
From: Markus Staab <markus.staab@redaxo.de>
Date: Thu, 16 Jan 2025 09:55:49 +0100
Subject: [PATCH] added rule test

---
 .../Arrays/NonexistentOffsetInArrayDimFetchRuleTest.php   | 5 +++++
 tests/PHPStan/Rules/Arrays/data/bug-12122.php             | 8 ++++++++
 2 files changed, 13 insertions(+)
 create mode 100644 tests/PHPStan/Rules/Arrays/data/bug-12122.php

diff --git a/tests/PHPStan/Rules/Arrays/NonexistentOffsetInArrayDimFetchRuleTest.php b/tests/PHPStan/Rules/Arrays/NonexistentOffsetInArrayDimFetchRuleTest.php
index 6699adb5f7..aa4d8cd83b 100644
--- a/tests/PHPStan/Rules/Arrays/NonexistentOffsetInArrayDimFetchRuleTest.php
+++ b/tests/PHPStan/Rules/Arrays/NonexistentOffsetInArrayDimFetchRuleTest.php
@@ -924,4 +924,9 @@ public function testInternalClassesWithOverloadedOffsetAccessInvalid84(): void
 		$this->analyse([__DIR__ . '/data/internal-classes-overload-offset-access-invalid-php84.php'], []);
 	}
 
+	public function testBug12122(): void
+	{
+		$this->analyse([__DIR__ . '/data/bug-12122.php'], []);
+	}
+
 }
diff --git a/tests/PHPStan/Rules/Arrays/data/bug-12122.php b/tests/PHPStan/Rules/Arrays/data/bug-12122.php
new file mode 100644
index 0000000000..acd1816675
--- /dev/null
+++ b/tests/PHPStan/Rules/Arrays/data/bug-12122.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Bug12122;
+
+function doFoo() {
+	$foo = 'mystring';
+	var_dump($foo[-1]);
+}