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150 lines
3.1 KiB
PHP
150 lines
3.1 KiB
PHP
--TEST--
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Test shuffle() function : basic functionality - array with default keys
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--FILE--
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<?php
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/* Prototype : bool shuffle(array $array_arg)
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* Description: Randomly shuffle the contents of an array
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* Source code: ext/standard/array.c
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*/
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/*
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* Test behaviour of shuffle when an array with default keys
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* is passed to the 'array_arg' argument and check for the
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* changes in the input array by printing the input array
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* before and after shuffle() function is applied on it
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*/
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echo "*** Testing shuffle() : with arrays having default keys ***\n";
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// Initialise the array with integers
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$array_arg_int = array(0, 10, 20, 30, 40, 50, 60, 70, 80);
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// Initialise the array with strings
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$array_arg_strings = array("one", 'two', 'three', "four", "five", " ", 'six', ' ', "seven");
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/* Testing shuffle() function with array of integers */
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// printing the input array with integers before the shuffle operation
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echo "\n-- input array of integers before shuffle() function is applied --\n";
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var_dump( $array_arg_int );
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// applying shuffle() function on the input array of integers
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echo "\n-- return value from shuffle() function --\n";
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var_dump( shuffle($array_arg_int) ); // prints the return value from shuffle() function
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echo "\n-- resultant array after shuffle() function is applied --\n";
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var_dump( $array_arg_int );
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/* Testing shuffle() function with array of strings */
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// printing the input array with strings before the shuffle operation
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echo "\n-- input array of strings before shuffle() function is applied --\n";
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var_dump( $array_arg_strings );
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// applying shuffle() function on the input array of strings
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echo "\n-- return value from shuffle() function --\n";
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var_dump( shuffle($array_arg_strings) ); // prints the return value from shuffle() function
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echo "\n-- resultant array after shuffle() function is applied --\n";
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var_dump( $array_arg_strings );
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echo "Done";
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?>
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--EXPECTF--
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*** Testing shuffle() : with arrays having default keys ***
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-- input array of integers before shuffle() function is applied --
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array(9) {
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[0]=>
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int(0)
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[1]=>
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int(10)
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[2]=>
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int(20)
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[3]=>
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int(30)
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[4]=>
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int(40)
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[5]=>
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int(50)
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[6]=>
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int(60)
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[7]=>
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int(70)
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[8]=>
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int(80)
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}
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-- return value from shuffle() function --
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bool(true)
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-- resultant array after shuffle() function is applied --
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array(9) {
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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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}
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-- input array of strings before shuffle() function is applied --
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array(9) {
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[0]=>
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unicode(3) "one"
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[1]=>
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unicode(3) "two"
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[2]=>
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unicode(5) "three"
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[3]=>
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unicode(4) "four"
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[4]=>
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unicode(4) "five"
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[5]=>
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unicode(1) " "
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[6]=>
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unicode(3) "six"
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[7]=>
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unicode(1) " "
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[8]=>
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unicode(5) "seven"
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}
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-- return value from shuffle() function --
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bool(true)
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-- resultant array after shuffle() function is applied --
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array(9) {
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[0]=>
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unicode(%d) "%s"
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[1]=>
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unicode(%d) "%s"
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[2]=>
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unicode(%d) "%s"
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[3]=>
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unicode(%d) "%s"
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[4]=>
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unicode(%d) "%s"
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[5]=>
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unicode(%d) "%s"
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[6]=>
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unicode(%d) "%s"
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[7]=>
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unicode(%d) "%s"
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[8]=>
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unicode(%d) "%s"
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}
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Done
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