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php-src/ext/standard/tests/array/array_unshift_variation3.phpt
Raghubansh Kumar f1187f0fca New testcases for array_unshift() function
2007-10-19 09:16:29 +00:00

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--TEST--
Test array_unshift() function : usage variations - different array values for 'array' argument
--FILE--
<?php
/* Prototype : int array_unshift(array $array, mixed $var [, mixed ...])
* Description: Pushes elements onto the beginning of the array
* Source code: ext/standard/array.c
*/
/*
* Testing the behavior of array_unshift() by passing different types of arrays
* to $array argument to which the $var arguments will be prepended
*/
echo "*** Testing array_unshift() : different arrays for \$array argument ***\n";
// initialize $var argument
$var = 10;
// different arrays to be passed to $array argument
$arrays = array (
/*1*/ array(1, 2), // array with default keys and numeric values
array(1.1, 2.2), // array with default keys & float values
array( array(2), array(1)), // sub arrays
array(false,true), // array with default keys and boolean values
array(), // empty array
array(NULL), // array with NULL
array("a","aaaa","b","bbbb","c","ccccc"),
// associative arrays
/*8*/ array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values
array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values
array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values
array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value
array("one" => 1, 2 => "two", 4 => "four"), //mixed
// associative array, containing null/empty/boolean values as key/value
/*13*/ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null),
array(true => "true", false => "false", "false" => false, "true" => true),
array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''),
array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true),
array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6),
// array with repetative keys
/*18*/ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3)
);
// loop through the various elements of $arrays to test array_unshift()
$iterator = 1;
foreach($arrays as $array) {
echo "-- Iteration $iterator --\n";
/* with default argument */
// returns element count in the resulting array after arguments are pushed to
// beginning of the given array
$temp_array = $array;
var_dump( array_unshift($temp_array, $var) );
// dump the resulting array
var_dump($temp_array);
/* with optional arguments */
// returns element count in the resulting array after arguments are pushed to
// beginning of the given array
$temp_array = $array;
var_dump( array_unshift($temp_array, $var, "hello", 'world') );
// dump the resulting array
var_dump($temp_array);
$iterator++;
}
echo "Done";
?>
--EXPECTF--
*** Testing array_unshift() : different arrays for $array argument ***
-- Iteration 1 --
int(3)
array(3) {
[0]=>
int(10)
[1]=>
int(1)
[2]=>
int(2)
}
int(5)
array(5) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
int(1)
[4]=>
int(2)
}
-- Iteration 2 --
int(3)
array(3) {
[0]=>
int(10)
[1]=>
float(1.1)
[2]=>
float(2.2)
}
int(5)
array(5) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
float(1.1)
[4]=>
float(2.2)
}
-- Iteration 3 --
int(3)
array(3) {
[0]=>
int(10)
[1]=>
array(1) {
[0]=>
int(2)
}
[2]=>
array(1) {
[0]=>
int(1)
}
}
int(5)
array(5) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
array(1) {
[0]=>
int(2)
}
[4]=>
array(1) {
[0]=>
int(1)
}
}
-- Iteration 4 --
int(3)
array(3) {
[0]=>
int(10)
[1]=>
bool(false)
[2]=>
bool(true)
}
int(5)
array(5) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
bool(false)
[4]=>
bool(true)
}
-- Iteration 5 --
int(1)
array(1) {
[0]=>
int(10)
}
int(3)
array(3) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
}
-- Iteration 6 --
int(2)
array(2) {
[0]=>
int(10)
[1]=>
NULL
}
int(4)
array(4) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
NULL
}
-- Iteration 7 --
int(7)
array(7) {
[0]=>
int(10)
[1]=>
string(1) "a"
[2]=>
string(4) "aaaa"
[3]=>
string(1) "b"
[4]=>
string(4) "bbbb"
[5]=>
string(1) "c"
[6]=>
string(5) "ccccc"
}
int(9)
array(9) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
string(1) "a"
[4]=>
string(4) "aaaa"
[5]=>
string(1) "b"
[6]=>
string(4) "bbbb"
[7]=>
string(1) "c"
[8]=>
string(5) "ccccc"
}
-- Iteration 8 --
int(4)
array(4) {
[0]=>
int(10)
[1]=>
string(3) "one"
[2]=>
string(3) "two"
[3]=>
string(5) "three"
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
string(3) "one"
[4]=>
string(3) "two"
[5]=>
string(5) "three"
}
-- Iteration 9 --
int(4)
array(4) {
[0]=>
int(10)
["one"]=>
int(1)
["two"]=>
int(2)
["three"]=>
int(3)
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
["one"]=>
int(1)
["two"]=>
int(2)
["three"]=>
int(3)
}
-- Iteration 10 --
int(5)
array(5) {
[0]=>
int(10)
[1]=>
int(10)
[2]=>
int(20)
[3]=>
int(40)
[4]=>
int(30)
}
int(7)
array(7) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
int(10)
[4]=>
int(20)
[5]=>
int(40)
[6]=>
int(30)
}
-- Iteration 11 --
int(4)
array(4) {
[0]=>
int(10)
["one"]=>
string(3) "ten"
["two"]=>
string(6) "twenty"
["three"]=>
string(6) "thirty"
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
["one"]=>
string(3) "ten"
["two"]=>
string(6) "twenty"
["three"]=>
string(6) "thirty"
}
-- Iteration 12 --
int(4)
array(4) {
[0]=>
int(10)
["one"]=>
int(1)
[1]=>
string(3) "two"
[2]=>
string(4) "four"
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
["one"]=>
int(1)
[3]=>
string(3) "two"
[4]=>
string(4) "four"
}
-- Iteration 13 --
int(4)
array(4) {
[0]=>
int(10)
[""]=>
string(4) "null"
["NULL"]=>
NULL
["null"]=>
NULL
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[""]=>
string(4) "null"
["NULL"]=>
NULL
["null"]=>
NULL
}
-- Iteration 14 --
int(5)
array(5) {
[0]=>
int(10)
[1]=>
string(4) "true"
[2]=>
string(5) "false"
["false"]=>
bool(false)
["true"]=>
bool(true)
}
int(7)
array(7) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
string(4) "true"
[4]=>
string(5) "false"
["false"]=>
bool(false)
["true"]=>
bool(true)
}
-- Iteration 15 --
int(4)
array(4) {
[0]=>
int(10)
[""]=>
string(6) "emptys"
["emptyd"]=>
string(0) ""
["emptys"]=>
string(0) ""
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[""]=>
string(6) "emptys"
["emptyd"]=>
string(0) ""
["emptys"]=>
string(0) ""
}
-- Iteration 16 --
int(7)
array(7) {
[0]=>
int(10)
[1]=>
string(0) ""
[2]=>
string(0) ""
[3]=>
NULL
[4]=>
NULL
[5]=>
bool(false)
[6]=>
bool(true)
}
int(9)
array(9) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[3]=>
string(0) ""
[4]=>
string(0) ""
[5]=>
NULL
[6]=>
NULL
[7]=>
bool(false)
[8]=>
bool(true)
}
-- Iteration 17 --
int(4)
array(4) {
[0]=>
int(10)
[""]=>
int(4)
[1]=>
int(5)
[2]=>
int(6)
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
[""]=>
int(4)
[3]=>
int(5)
[4]=>
int(6)
}
-- Iteration 18 --
int(4)
array(4) {
[0]=>
int(10)
["One"]=>
int(10)
["two"]=>
int(20)
["three"]=>
int(3)
}
int(6)
array(6) {
[0]=>
int(10)
[1]=>
string(5) "hello"
[2]=>
string(5) "world"
["One"]=>
int(10)
["two"]=>
int(20)
["three"]=>
int(3)
}
Done
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