added rule test

phpstan · Jan 19, 2025 · 89c7f69 · 89c7f69
1 parent 3203a35
commit 89c7f69
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diff --git 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
@@ -0,0 +1,8 @@
+<?php
+
+namespace Bug12122;
+
+function doFoo() {
+	$foo = 'mystring';
+	var_dump($foo[-1]);
+}