1--TEST-- 2Test function posix_ttyname() by substituting argument 1 with emptyUnsetUndefNull values. 3--CREDITS-- 4Marco Fabbri mrfabbri@gmail.com 5Francesco Fullone ff@ideato.it 6#PHPTestFest Cesena Italia on 2009-06-20 7--EXTENSIONS-- 8posix 9--FILE-- 10<?php 11 12 13echo "*** Test substituting argument 1 with emptyUnsetUndefNull values ***\n"; 14 15 16 17$unset_var = 10; 18unset($unset_var); 19 20$variation_array = array( 21 'unset var' => @$unset_var, 22 'undefined var' => @$undefined_var, 23 'empty string DQ' => "", 24 'empty string SQ' => '', 25 'uppercase NULL' => NULL, 26 'lowercase null' => null, 27 ); 28 29 30foreach ( $variation_array as $var ) { 31 var_dump(posix_ttyname( $var ) ); 32} 33?> 34--EXPECT-- 35*** Test substituting argument 1 with emptyUnsetUndefNull values *** 36bool(false) 37bool(false) 38bool(false) 39bool(false) 40bool(false) 41bool(false) 42