New testcases for shuffle() function

1 files changed, 149 insertions, 0 deletions

diff --git a/ext/standard/tests/array/shuffle_basic1.phpt b/ext/standard/tests/array/shuffle_basic1.phpt
new file mode 100644
index 0000000000..4bff667a37
--- /dev/null
+++ b/ext/standard/tests/array/shuffle_basic1.phpt
@@ -0,0 +1,149 @@
+--TEST--
+Test shuffle() function : basic functionality - array with default keys
+--FILE--
+<?php
+/* Prototype  : bool shuffle(array $array_arg)
+ * Description: Randomly shuffle the contents of an array 
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Test behaviour of shuffle when an array with default keys
+* is passed to the 'array_arg' argument and check for the
+* changes in the input array by printing the input array
+* before and after shuffle() function is applied on it
+*/
+
+echo "*** Testing shuffle() : with arrays having default keys ***\n";
+
+// Initialise the array with integers
+$array_arg_int = array(0, 10, 20, 30, 40, 50, 60, 70, 80);
+
+// Initialise the array with strings
+$array_arg_strings = array("one", 'two', 'three', "four", "five", " ", 'six', ' ', "seven");
+
+/* Testing shuffle() function with array of integers */
+
+// printing the input array with integers before the shuffle operation
+echo "\n-- input array of integers before shuffle() function is applied --\n";
+var_dump( $array_arg_int );
+
+// applying shuffle() function on the input array of integers
+echo "\n-- return value from shuffle() function --\n";
+var_dump( shuffle($array_arg_int) );  // prints the return value from shuffle() function
+
+echo "\n-- resultant array after shuffle() function is applied --\n";
+var_dump( $array_arg_int );
+
+/* Testing shuffle() function with array of strings */
+
+// printing the input array with strings before the shuffle operation
+echo "\n-- input array of strings before shuffle() function is applied --\n";
+var_dump( $array_arg_strings );
+
+// applying shuffle() function on the input array of strings
+echo "\n-- return value from shuffle() function --\n";
+var_dump( shuffle($array_arg_strings) );  // prints the return value from shuffle() function
+
+echo "\n-- resultant array after shuffle() function is applied --\n";
+var_dump( $array_arg_strings );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing shuffle() : with arrays having default keys ***
+
+-- input array of integers before shuffle() function is applied --
+array(9) {
+  [0]=>
+  int(0)
+  [1]=>
+  int(10)
+  [2]=>
+  int(20)
+  [3]=>
+  int(30)
+  [4]=>
+  int(40)
+  [5]=>
+  int(50)
+  [6]=>
+  int(60)
+  [7]=>
+  int(70)
+  [8]=>
+  int(80)
+}
+
+-- return value from shuffle() function --
+bool(true)
+
+-- resultant array after shuffle() function is applied --
+array(9) {
+  [0]=>
+  int(%d)
+  [1]=>
+  int(%d)
+  [2]=>
+  int(%d)
+  [3]=>
+  int(%d)
+  [4]=>
+  int(%d)
+  [5]=>
+  int(%d)
+  [6]=>
+  int(%d)
+  [7]=>
+  int(%d)
+  [8]=>
+  int(%d)
+}
+
+-- input array of strings before shuffle() function is applied --
+array(9) {
+  [0]=>
+  string(3) "one"
+  [1]=>
+  string(3) "two"
+  [2]=>
+  string(5) "three"
+  [3]=>
+  string(4) "four"
+  [4]=>
+  string(4) "five"
+  [5]=>
+  string(1) " "
+  [6]=>
+  string(3) "six"
+  [7]=>
+  string(1) " "
+  [8]=>
+  string(5) "seven"
+}
+
+-- return value from shuffle() function --
+bool(true)
+
+-- resultant array after shuffle() function is applied --
+array(9) {
+  [0]=>
+  string(%d) "%s"
+  [1]=>
+  string(%d) "%s"
+  [2]=>
+  string(%d) "%s"
+  [3]=>
+  string(%d) "%s"
+  [4]=>
+  string(%d) "%s"
+  [5]=>
+  string(%d) "%s"
+  [6]=>
+  string(%d) "%s"
+  [7]=>
+  string(%d) "%s"
+  [8]=>
+  string(%d) "%s"
+}
+Done