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--TEST--
Test imagecolorallocate() function : usage variations - passing different data types to first argument
--SKIPIF--
<?php
if(!extension_loaded('gd')) {
die('skip gd extension is not loaded');
}
?>
--FILE--
<?php
/* Prototype : int imagecolorallocate(resource im, int red, int green, int blue)
* Description: Allocate a color for an image
* Source code: ext/gd/gd.c
*/
echo "*** Testing imagecolorallocate() : usage variations ***\n";
// Initialise function arguments not being substituted (if any)
$red = 10;
$green = 10;
$blue = 10;
$fp = tmpfile();
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// define some classes
class classWithToString
{
public function __toString() {
return "Class A object";
}
}
class classWithoutToString
{
}
// heredoc string
$heredoc = <<<EOT
hello world
EOT;
// add arrays
$index_array = array (1, 2, 3);
$assoc_array = array ('one' => 1, 'two' => 2);
//array of values to iterate over
$values = array(
// int data
'int 0' => 0,
'int 1' => 1,
'int 12345' => 12345,
'int -12345' => -12345,
// float data
'float 10.5' => 10.5,
'float -10.5' => -10.5,
'float 10.1234567e10' => 10.1234567e10,
'float 10.7654321E-10' => 10.7654321E-10,
'float .5' => .5,
// array data
'empty array' => array(),
'int indexed array' => $index_array,
'associative array' => $assoc_array,
'nested arrays' => array('foo', $index_array, $assoc_array),
// null data
'uppercase NULL' => NULL,
'lowercase null' => null,
// boolean data
'lowercase true' => true,
'lowercase false' =>false,
'uppercase TRUE' =>TRUE,
'uppercase FALSE' =>FALSE,
// empty data
'empty string DQ' => "",
'empty string SQ' => '',
// string data
'string DQ' => "string",
'string SQ' => 'string',
'mixed case string' => "sTrInG",
'heredoc' => $heredoc,
// object data
'instance of classWithToString' => new classWithToString(),
'instance of classWithoutToString' => new classWithoutToString(),
// undefined data
'undefined var' => @$undefined_var,
// unset data
'unset var' => @$unset_var,
//resource
"file resource" => $fp
);
// loop through each element of the array for im
foreach($values as $key => $value) {
echo "\n-- $key --\n";
var_dump( imagecolorallocate($value, $red, $green, $blue) );
};
?>
===DONE===
--EXPECTF--
*** Testing imagecolorallocate() : usage variations ***
-- int 0 --
Warning: imagecolorallocate() expects parameter 1 to be resource, integer given in %s on line %d
NULL
-- int 1 --
Warning: imagecolorallocate() expects parameter 1 to be resource, integer given in %s on line %d
NULL
-- int 12345 --
Warning: imagecolorallocate() expects parameter 1 to be resource, integer given in %s on line %d
NULL
-- int -12345 --
Warning: imagecolorallocate() expects parameter 1 to be resource, integer given in %s on line %d
NULL
-- float 10.5 --
Warning: imagecolorallocate() expects parameter 1 to be resource, double given in %s on line %d
NULL
-- float -10.5 --
Warning: imagecolorallocate() expects parameter 1 to be resource, double given in %s on line %d
NULL
-- float 10.1234567e10 --
Warning: imagecolorallocate() expects parameter 1 to be resource, double given in %s on line %d
NULL
-- float 10.7654321E-10 --
Warning: imagecolorallocate() expects parameter 1 to be resource, double given in %s on line %d
NULL
-- float .5 --
Warning: imagecolorallocate() expects parameter 1 to be resource, double given in %s on line %d
NULL
-- empty array --
Warning: imagecolorallocate() expects parameter 1 to be resource, array given in %s on line %d
NULL
-- int indexed array --
Warning: imagecolorallocate() expects parameter 1 to be resource, array given in %s on line %d
NULL
-- associative array --
Warning: imagecolorallocate() expects parameter 1 to be resource, array given in %s on line %d
NULL
-- nested arrays --
Warning: imagecolorallocate() expects parameter 1 to be resource, array given in %s on line %d
NULL
-- uppercase NULL --
Warning: imagecolorallocate() expects parameter 1 to be resource, null given in %s on line %d
NULL
-- lowercase null --
Warning: imagecolorallocate() expects parameter 1 to be resource, null given in %s on line %d
NULL
-- lowercase true --
Warning: imagecolorallocate() expects parameter 1 to be resource, boolean given in %s on line %d
NULL
-- lowercase false --
Warning: imagecolorallocate() expects parameter 1 to be resource, boolean given in %s on line %d
NULL
-- uppercase TRUE --
Warning: imagecolorallocate() expects parameter 1 to be resource, boolean given in %s on line %d
NULL
-- uppercase FALSE --
Warning: imagecolorallocate() expects parameter 1 to be resource, boolean given in %s on line %d
NULL
-- empty string DQ --
Warning: imagecolorallocate() expects parameter 1 to be resource, string given in %s on line %d
NULL
-- empty string SQ --
Warning: imagecolorallocate() expects parameter 1 to be resource, string given in %s on line %d
NULL
-- string DQ --
Warning: imagecolorallocate() expects parameter 1 to be resource, string given in %s on line %d
NULL
-- string SQ --
Warning: imagecolorallocate() expects parameter 1 to be resource, string given in %s on line %d
NULL
-- mixed case string --
Warning: imagecolorallocate() expects parameter 1 to be resource, string given in %s on line %d
NULL
-- heredoc --
Warning: imagecolorallocate() expects parameter 1 to be resource, string given in %s on line %d
NULL
-- instance of classWithToString --
Warning: imagecolorallocate() expects parameter 1 to be resource, object given in %s on line %d
NULL
-- instance of classWithoutToString --
Warning: imagecolorallocate() expects parameter 1 to be resource, object given in %s on line %d
NULL
-- undefined var --
Warning: imagecolorallocate() expects parameter 1 to be resource, null given in %s on line %d
NULL
-- unset var --
Warning: imagecolorallocate() expects parameter 1 to be resource, null given in %s on line %d
NULL
-- file resource --
Warning: imagecolorallocate(): supplied resource is not a valid Image resource in %s on line %d
bool(false)
===DONE===