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218 lines
4.5 KiB
PHP
218 lines
4.5 KiB
PHP
--TEST--
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Test array_rand() function : usage variations - unexpected values for 'num_req' parameter
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--SKIPIF--
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<?php if (PHP_INT_SIZE != 8) die("skip this test is for 64-bit only");
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--FILE--
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<?php
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/* Prototype : mixed array_rand(array input [, int num_req])
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* Description: Return key/keys for random entry/entries in the array
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* Source code: ext/standard/array.c
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*/
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/*
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* Test array_rand() with different types of values other than int passed to 'num_req' argument
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* to see that function works with unexpeced data and generates warning message as required.
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*/
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echo "*** Testing array_rand() : unexpected values for 'num_req' parameter ***\n";
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// Initialise function arguments
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$input = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13);
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//get an unset variable
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$unset_var = 10;
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unset ($unset_var);
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//define a class
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class test
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{
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var $t = 10;
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function __toString()
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{
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return "3object";
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}
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}
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//array of values to iterate over
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$values = array(
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// int data
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/*1*/ 0,
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1,
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12345,
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-2345,
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// float data
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/*5*/ 10.5,
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-10.5,
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12.3456789000e10,
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12.3456789000E-10,
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.5,
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// null data
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/*10*/ NULL,
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null,
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// boolean data
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/*12*/ true,
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false,
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TRUE,
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FALSE,
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// empty data
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/*16*/ "",
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'',
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// string data
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/*18*/ "string",
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'string',
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// object data
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/*20*/ new test(),
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// undefined data
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/*21*/ @$undefined_var,
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// unset data
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/*22*/ @$unset_var,
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);
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// loop through each element of the array for different values for 'num_req' argument
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$count = 1;
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foreach($values as $value) {
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echo "\n-- Iteration $count --\n";
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var_dump( array_rand($input,$value) );
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$count++;
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};
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_rand() : unexpected values for 'num_req' parameter ***
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-- Iteration 1 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 2 --
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int(%d)
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-- Iteration 3 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 4 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 5 --
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array(10) {
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[0]=>
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int(%d)
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[1]=>
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int(%d)
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[2]=>
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int(%d)
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[3]=>
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int(%d)
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[4]=>
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int(%d)
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[5]=>
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int(%d)
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[6]=>
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int(%d)
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[7]=>
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int(%d)
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[8]=>
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int(%d)
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[9]=>
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int(%d)
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}
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-- Iteration 6 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 7 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 8 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 9 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 10 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 11 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 12 --
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int(%d)
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-- Iteration 13 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 14 --
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int(%d)
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-- Iteration 15 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 16 --
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Warning: array_rand() expects parameter 2 to be integer, string given in %s on line %d
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NULL
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-- Iteration 17 --
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Warning: array_rand() expects parameter 2 to be integer, string given in %s on line %d
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NULL
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-- Iteration 18 --
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Warning: array_rand() expects parameter 2 to be integer, string given in %s on line %d
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NULL
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-- Iteration 19 --
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Warning: array_rand() expects parameter 2 to be integer, string given in %s on line %d
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NULL
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-- Iteration 20 --
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Warning: array_rand() expects parameter 2 to be integer, object given in %s on line %d
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NULL
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-- Iteration 21 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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-- Iteration 22 --
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Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
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NULL
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Done
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