Cover class-level purity tags on overrides of @pure-unless-parameter-passed methods

Author: zonuexe

tests/PHPStan/Rules/Methods/MethodSignatureRuleTest.php

@@ -669,6 +669,10 @@ public function testPureUnlessParameterPassedOverride(): void
 				'Impure method MethodSignaturePureUnlessParameterPassed\ImpureChild::replace() overrides method MethodSignaturePureUnlessParameterPassed\PureUnlessParent::replace() marked @pure-unless-parameter-passed.',
 				22,
 			],
+			[
+				'Impure method MethodSignaturePureUnlessParameterPassed\AllMethodsImpureChild::replace() overrides method MethodSignaturePureUnlessParameterPassed\PureUnlessParent::replace() marked @pure-unless-parameter-passed.',
+				76,
+			],
 		]);
 	}
 

tests/PHPStan/Rules/Methods/data/method-signature-pure-unless-parameter-passed.php

@@ -53,3 +53,32 @@ public function replace(string $subject, int &$count = 0): string
 	}
 
 }
+
+/**
+ * @phpstan-all-methods-pure
+ */
+class AllMethodsPureChild implements PureUnlessParent
+{
+
+	public function replace(string $subject, int &$count = 0): string
+	{
+		return $subject;
+	}
+
+}
+
+/**
+ * @phpstan-all-methods-impure
+ */
+class AllMethodsImpureChild implements PureUnlessParent
+{
+
+	public function replace(string $subject, int &$count = 0): string
+	{
+		echo 'side effect';
+		$count = 1;
+
+		return $subject;
+	}
+
+}