--TEST--
Test wordwrap() function : usage variations - unexpected values for width argument
--FILE--
<?php
/* Prototype : string wordwrap ( string $str [, int $width [, string $break [, bool $cut]]] )
* Description: Wraps buffer to selected number of characters using string break char
* Source code: ext/standard/string.c
*/
/*
* test wordwrap by passing different values for width argument
*/
echo "*** Testing wordwrap() : usage variations ***\n";
// initialize all required variables
$str = 'testing wordwrap function';
$break = '<br />\n';
$cut = true;
// resource var
$fp = fopen(__FILE__, "r");
// get an unset variable
$unset_var = 10;
unset($unset_var);
// array with different values as width
$values = array (
// zerovalue for width
0,
// -ve value for width
-1,
-10,
// array values
array(),
array(0),
array(1),
array(1, 2),
array('color' => 'red', 'item' => 'pen'),
// boolean values
true,
false,
TRUE,
FALSE,
// string values
"string",
'string',
// objects
new stdclass(),
// Null value
NULL,
null,
// empty string
"",
'',
// resource variable
$fp,
// undefined variable
@$undefined_var,
// unset variable
@$unset_var
);
// loop though each element of the array and check the working of wordwrap()
// when $width argument is supplied with different values
echo "\n--- Testing wordwrap() by supplying different values for 'width' argument ---\n";
$counter = 1;
for($index = 0; $index < count($values); $index ++) {
echo "-- Iteration $counter --\n";
$width = $values [$index];
var_dump( wordwrap($str, $width) );
var_dump( wordwrap($str, $width, $break) );
// cut as false
$cut = false;
var_dump( wordwrap($str, $width, $break, $cut) );
// cut as true
$cut = true;
var_dump( wordwrap($str, $width, $break, $cut) );
$counter ++;
}
// close the resource
fclose($fp);
echo "Done\n";
?>
--EXPECTF--
*** Testing wordwrap() : usage variations ***
--- Testing wordwrap() by supplying different values for 'width' argument ---
-- Iteration 1 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
-- Iteration 2 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(223) "<br />\nt<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\n<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\n<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
-- Iteration 3 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(223) "<br />\nt<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\n<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\n<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
-- Iteration 4 --
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
-- Iteration 5 --
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
-- Iteration 6 --
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
-- Iteration 7 --
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
-- Iteration 8 --
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, array given in %s on line %d
NULL
-- Iteration 9 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(199) "t<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
-- Iteration 10 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
-- Iteration 11 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(199) "t<br />\ne<br />\ns<br />\nt<br />\ni<br />\nn<br />\ng<br />\nw<br />\no<br />\nr<br />\nd<br />\nw<br />\nr<br />\na<br />\np<br />\nf<br />\nu<br />\nn<br />\nc<br />\nt<br />\ni<br />\no<br />\nn"
-- Iteration 12 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
-- Iteration 13 --
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
-- Iteration 14 --
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
-- Iteration 15 --
Warning: wordwrap() expects parameter 2 to be integer, object given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, object given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, object given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, object given in %s on line %d
NULL
-- Iteration 16 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
-- Iteration 17 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
-- Iteration 18 --
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
-- Iteration 19 --
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, string given in %s on line %d
NULL
-- Iteration 20 --
Warning: wordwrap() expects parameter 2 to be integer, resource given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, resource given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, resource given in %s on line %d
NULL
Warning: wordwrap() expects parameter 2 to be integer, resource given in %s on line %d
NULL
-- Iteration 21 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
-- Iteration 22 --
string(25) "testing
wordwrap
function"
string(39) "testing<br />\nwordwrap<br />\nfunction"
string(39) "testing<br />\nwordwrap<br />\nfunction"
Warning: wordwrap(): Can't force cut when width is zero in %s on line %d
bool(false)
Done
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