PHP/POSIXFunctions: add tests for namespaced names

Author: rodrigoprimo

WordPress/Tests/PHP/POSIXFunctionsUnitTest.inc

@@ -24,3 +24,11 @@ list( $year, $month, $day ) = split( ':', $date ); // Bad, split has been deprec
 $title_parts = spliti( ' ', get_the_title(), 4 ); // Bad, spliti also deprecated. Use preg_split instead.
 
 sql_regcase( 'Foo - bar.'); // Bad. Deprecated.
+
+/*
+ * Safeguard correct handling of all types of namespaced function calls.
+ */
+\split( ':', $date );
+MyNamespace\split( ':', $date );
+\MyNamespace\split( ':', $date );
+namespace\split( ':', $date ); // The sniff should start flagging this once it can resolve relative namespaces.

WordPress/Tests/PHP/POSIXFunctionsUnitTest.php

@@ -35,6 +35,7 @@ public function getErrorList() {
 			22 => 1,
 			24 => 1,
 			26 => 1,
+			31 => 1,
 		);
 	}