1 files changed, 177 insertions, 0 deletions
diff --git a/ext/standard/tests/array/krsort_variation7.phpt b/ext/standard/tests/array/krsort_variation7.phpt
new file mode 100644
index 000000000..9ba3fc544
--- /dev/null
+++ b/ext/standard/tests/array/krsort_variation7.phpt
@@ -0,0 +1,177 @@
+--TEST--
+Test krsort() function : usage variations - sort array with diff. sub arrays 
+--FILE--
+<?php
+/* Prototype  : bool krsort ( array &$array [, int $sort_flags] )
+ * Description: Sort an array by key, maintaining key to data correlation 
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * testing krsort() by providing arrays contains sub arrays for $array argument 
+ * with flowing flag values
+ *  1.flag  value as defualt
+ *  2.SORT_REGULAR - compare items normally
+*/
+
+echo "*** Testing krsort() : usage variations ***\n";
+
+// array with diff sub arrays to be sorted 
+$various_arrays = array (
+  // null array
+  1  => array(),
+
+  // array contains null sub array
+  2 => array( 1 => array() ),
+
+  // array of arrays along with some values
+  3 => array(4 => 44, 1 => 11, 3 => array(64,61) ),
+
+  // array contains sub arrays
+  4 => array ( 3 => array(33,-5,6), 1 => array(11), 
+               2 => array(22,-55), 0  => array() )
+);
+
+
+$count = 1;
+echo "\n-- Testing krsort() by supplying various arrays containing sub arrays --\n";
+
+// loop through to test krsort() with different arrays
+foreach ($various_arrays as $array) {
+ 
+  echo "\n-- Iteration $count --\n"; 
+  echo "- With defualt sort flag -\n";
+  $temp_array = $array;
+  var_dump( krsort($temp_array) );
+  var_dump($temp_array);
+
+  echo "- Sort flag = SORT_REGULAR -\n";
+  $temp_array = $array;
+  var_dump( krsort($temp_array, SORT_REGULAR) );
+  var_dump($temp_array);
+  $count++;
+}
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing krsort() : usage variations ***
+
+-- Testing krsort() by supplying various arrays containing sub arrays --
+
+-- Iteration 1 --
+- With defualt sort flag -
+bool(true)
+array(0) {
+}
+- Sort flag = SORT_REGULAR -
+bool(true)
+array(0) {
+}
+
+-- Iteration 2 --
+- With defualt sort flag -
+bool(true)
+array(1) {
+  [1]=>
+  array(0) {
+  }
+}
+- Sort flag = SORT_REGULAR -
+bool(true)
+array(1) {
+  [1]=>
+  array(0) {
+  }
+}
+
+-- Iteration 3 --
+- With defualt sort flag -
+bool(true)
+array(3) {
+  [4]=>
+  int(44)
+  [3]=>
+  array(2) {
+    [0]=>
+    int(64)
+    [1]=>
+    int(61)
+  }
+  [1]=>
+  int(11)
+}
+- Sort flag = SORT_REGULAR -
+bool(true)
+array(3) {
+  [4]=>
+  int(44)
+  [3]=>
+  array(2) {
+    [0]=>
+    int(64)
+    [1]=>
+    int(61)
+  }
+  [1]=>
+  int(11)
+}
+
+-- Iteration 4 --
+- With defualt sort flag -
+bool(true)
+array(4) {
+  [3]=>
+  array(3) {
+    [0]=>
+    int(33)
+    [1]=>
+    int(-5)
+    [2]=>
+    int(6)
+  }
+  [2]=>
+  array(2) {
+    [0]=>
+    int(22)
+    [1]=>
+    int(-55)
+  }
+  [1]=>
+  array(1) {
+    [0]=>
+    int(11)
+  }
+  [0]=>
+  array(0) {
+  }
+}
+- Sort flag = SORT_REGULAR -
+bool(true)
+array(4) {
+  [3]=>
+  array(3) {
+    [0]=>
+    int(33)
+    [1]=>
+    int(-5)
+    [2]=>
+    int(6)
+  }
+  [2]=>
+  array(2) {
+    [0]=>
+    int(22)
+    [1]=>
+    int(-55)
+  }
+  [1]=>
+  array(1) {
+    [0]=>
+    int(11)
+  }
+  [0]=>
+  array(0) {
+  }
+}
+Done