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|
--TEST--
Test nl2br() function : usage variations - unexpected values for 'str' argument
--FILE--
<?php
/* Prototype : string nl2br(string $str)
* Description: Inserts HTML line breaks before all newlines in a string.
* Source code: ext/standard/string.c
*/
/*
* Test nl2br() function by passing different types of values other than
* expected type for 'str' argument
*/
echo "*** Testing nl2br() : usage variations ***\n";
//get an unset variable
$unset_var = 10;
unset ($unset_var);
//getting resource
$file_handle = fopen(__FILE__, "r");
//defining class
class Sample {
public function __toString() {
return "My String";
}
}
//array of values to iterate over
$values = array(
// int data
0,
1,
12345,
-2345,
// float data
10.5,
-10.5,
10.5e10,
10.6E-10,
.5,
// array data
array(),
array(0),
array(1),
array(1, 2),
array('color' => 'red', 'item' => 'pen'),
// null data
NULL,
null,
// boolean data
true,
false,
TRUE,
FALSE,
//resource
$file_handle,
// object data
new Sample(),
// undefined data
@$undefined_var,
// unset data
@$unset_var,
);
// loop through $values array to test nl2br() function with each element
$count = 1;
foreach($values as $value) {
echo "-- Iteration $count --\n";
var_dump( nl2br($value) );
$count ++ ;
};
//closing the file handle
fclose( $file_handle );
echo "Done";
?>
--EXPECTF--
*** Testing nl2br() : usage variations ***
-- Iteration 1 --
string(1) "0"
-- Iteration 2 --
string(1) "1"
-- Iteration 3 --
string(5) "12345"
-- Iteration 4 --
string(5) "-2345"
-- Iteration 5 --
string(4) "10.5"
-- Iteration 6 --
string(5) "-10.5"
-- Iteration 7 --
string(12) "105000000000"
-- Iteration 8 --
string(7) "1.06E-9"
-- Iteration 9 --
string(3) "0.5"
-- Iteration 10 --
Warning: nl2br() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 11 --
Warning: nl2br() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 12 --
Warning: nl2br() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 13 --
Warning: nl2br() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 14 --
Warning: nl2br() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 15 --
string(0) ""
-- Iteration 16 --
string(0) ""
-- Iteration 17 --
string(1) "1"
-- Iteration 18 --
string(0) ""
-- Iteration 19 --
string(1) "1"
-- Iteration 20 --
string(0) ""
-- Iteration 21 --
Warning: nl2br() expects parameter 1 to be string, resource given in %s on line %d
NULL
-- Iteration 22 --
string(9) "My String"
-- Iteration 23 --
string(0) ""
-- Iteration 24 --
string(0) ""
Done
|
