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--TEST--
Test array_push() function : usage variations - array keys are different data types
--FILE--
<?php
/* Prototype : int array_push(array $stack, mixed $var [, mixed $...])
* Description: Pushes elements onto the end of the array
* Source code: ext/standard/array.c
*/
/*
* Pass array_push arrays where the keys are different data types.
*/
echo "*** Testing array_push() : usage variations ***\n";
// Initialise function arguments not being substituted
$var = 'value';
//get an unset variable
$unset_var = 10;
unset ($unset_var);
// heredoc string
$heredoc = <<<EOT
hello world
EOT;
// arrays of different data types as keys to be passed to $stack argument
$inputs = array(
// int data
/*1*/ 'int' => array(
0 => 'zero',
1 => 'one',
12345 => 'positive',
-2345 => 'negative',
),
// float data
/*2*/ 'float' => array(
10.5 => 'positive',
-10.5 => 'negative',
.5 => 'half',
),
'extreme floats' => array(
12.3456789000e10 => 'large',
12.3456789000E-10 => 'small',
),
// null data
/*3*/ 'null uppercase' => array(
NULL => 'null 1',
),
'null lowercase' => array(
null => 'null 2',
),
// boolean data
/*4*/ 'bool lowercase' => array(
true => 'lowert',
false => 'lowerf',
),
'bool uppercase' => array(
TRUE => 'uppert',
FALSE => 'upperf',
),
// empty data
/*5*/ 'empty double quotes' => array(
"" => 'emptyd',
),
'empty single quotes' => array(
'' => 'emptys',
),
// string data
/*6*/ 'string' => array(
"stringd" => 'stringd',
'strings' => 'strings',
$heredoc => 'stringh',
),
// undefined data
/*8*/ 'undefined' => array(
@$undefined_var => 'undefined',
),
// unset data
/*9*/ 'unset' => array(
@$unset_var => 'unset',
),
);
// loop through each sub-array of $inputs to check the behavior of array_push()
$iterator = 1;
foreach($inputs as $key => $input) {
echo "\n-- Iteration $iterator : $key data --\n";
echo "Before : ";
var_dump(count($input));
echo "After : ";
var_dump( array_push($input, $var) );
$iterator++;
};
echo "Done";
?>
--EXPECTF--
*** Testing array_push() : usage variations ***
-- Iteration 1 : int data --
Before : int(4)
After : int(5)
-- Iteration 2 : float data --
Before : int(3)
After : int(4)
-- Iteration 3 : extreme floats data --
Before : int(2)
After : int(3)
-- Iteration 4 : null uppercase data --
Before : int(1)
After : int(2)
-- Iteration 5 : null lowercase data --
Before : int(1)
After : int(2)
-- Iteration 6 : bool lowercase data --
Before : int(2)
After : int(3)
-- Iteration 7 : bool uppercase data --
Before : int(2)
After : int(3)
-- Iteration 8 : empty double quotes data --
Before : int(1)
After : int(2)
-- Iteration 9 : empty single quotes data --
Before : int(1)
After : int(2)
-- Iteration 10 : string data --
Before : int(3)
After : int(4)
-- Iteration 11 : undefined data --
Before : int(1)
After : int(2)
-- Iteration 12 : unset data --
Before : int(1)
After : int(2)
Done
|
