PHP 8.4 asymmetric visibility properties: add tests to four sniffs

WordPress/Sniffs/WP/GlobalVariablesOverrideSniff.php

@@ -174,7 +174,7 @@ public function process_token( $stackPtr ) {
 	protected function process_list_assignment( $stackPtr ) {
 		$list_open_close = Lists::getOpenClose( $this->phpcsFile, $stackPtr );
 		if ( false === $list_open_close ) {
-			// Short array, not short list.
+			// Live coding or short array, not short list.
 			return;
 		}
 

WordPress/Tests/NamingConventions/PrefixAllGlobalsUnitTest.1.inc

@@ -673,4 +673,14 @@ class WP_Atom_Server {
 	}
 }
 
+/*
+ * Safeguard that PHP 8.4+ asymmetric visibility properties don't lead to false positives.
+ * Including those defined using constructor property promotion.
+ */
+class Acronym_AsymmetricVisibilityProperties {
+    public private(set) string $bar = 'bar'; // Ok.
+
+    public function __construct(public protected(set) int $foo = 0) {} // Ok.
+}
+
 // phpcs:set WordPress.NamingConventions.PrefixAllGlobals prefixes[]

WordPress/Tests/NamingConventions/ValidVariableNameUnitTest.inc

@@ -237,3 +237,11 @@ class Has_Mixed_Case_Property {
 $lähtöaika = true; // OK.
 $lÄhtÖaika = true; // Bad, but only handled by the sniff if Mbstring is available.
 $lÄhtOaika = true; // Bad, handled via transliteration of non-ASCII chars if Mbstring is not available.
+
+/*
+ * Safeguard that the sniff handles PHP 8.4+ asymmetric visibility properties correctly.
+ */
+class Acronym_AsymmetricVisibilityProperties {
+    public private(set) string $valid_name = 'bar'; // Ok.
+    public(set) string $invalidName = 'bar'; // Bad.
+}

WordPress/Tests/NamingConventions/ValidVariableNameUnitTest.php

@@ -98,6 +98,7 @@ public function getErrorList() {
 			227 => 1,
 			238 => function_exists( 'mb_strtolower' ) ? 1 : 0,
 			239 => 1,
+			246 => 1,
 		);
 	}
 

WordPress/Tests/Security/NonceVerificationUnitTest.8.inc

@@ -3,4 +3,5 @@
 class IgnoreProperties {
 	public $_GET = array( 'key' => 'something' ); // OK.
 	public $_POST; // OK.
+	public private(set) string $_REQUEST; // Ok.
 }

WordPress/Tests/WP/GlobalVariablesOverrideUnitTest.1.inc

@@ -311,6 +311,12 @@ list(
 	get($year, $day) => &$not_a_wp_global[$year]
 ] = $array;
 
-// Live coding/parse error.
-// This has to be the last test in the file!
-list( $tab, $tabs
+/*
+ * Safeguard that PHP 8.4+ asymmetric visibility properties don't lead to false positives.
+ * Including those defined using constructor property promotion.
+ */
+class AsymmetricVisibilityProperties {
+    public private(set) string $pagenow = 'bar'; // Ok.
+
+    public function __construct(public protected(set) int $page = 0) {} // Ok.
+}

WordPress/Tests/WP/GlobalVariablesOverrideUnitTest.8.inc

@@ -0,0 +1,8 @@
+<?php
+
+/*
+ * Intentional parse error (missing closing parenthesis).
+ * This should be the only test in this file.
+ */
+
+list( $tab, $tabs