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diff --git a/ext/standard/tests/array/shuffle_variation5.phpt b/ext/standard/tests/array/shuffle_variation5.phpt
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+++ b/ext/standard/tests/array/shuffle_variation5.phpt
@@ -0,0 +1,120 @@
+--TEST--
+Test shuffle() function : usage variation - arrays with diff heredoc strings
+--FILE--
+<?php
+/* Prototype  : bool shuffle(array $array_arg)
+ * Description: Randomly shuffle the contents of an array 
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Test behaviour of shuffle() when an array of heredoc strings is passed to 
+* 'array_arg' argument of the function
+*/
+
+echo "*** Testing shuffle() : with array containing heredoc strings ***\n";
+
+// defining different heredoc strings
+$empty_heredoc = <<<EOT
+EOT;
+
+$heredoc_with_newline = <<<EOT
+\n
+EOT;
+
+$heredoc_with_characters = <<<EOT
+first line of heredoc string
+second line of heredoc string
+third line of heredocstring
+EOT;
+
+$heredoc_with_newline_and_tabs = <<<EOT
+hello\tworld\nhello\nworld\n
+EOT;
+
+$heredoc_with_alphanumerics = <<<EOT
+hello123world456
+1234hello\t1234
+EOT;
+
+$heredoc_with_embedded_nulls = <<<EOT
+hello\0world\0hello
+\0hello\0
+EOT;
+
+// defining array with values as heredoc strings
+$heredoc_array = array(
+  $empty_heredoc,
+  $heredoc_with_newline,
+  $heredoc_with_characters,
+  $heredoc_with_newline_and_tabs,
+  $heredoc_with_alphanumerics,
+  $heredoc_with_embedded_nulls
+);
+
+// defining array with keys as heredoc strings
+$heredoc_asso_array = array(
+  $empty_heredoc => "heredoc1",
+  $heredoc_with_newline => "heredoc2",
+  $heredoc_with_characters => "heredoc3",
+  $heredoc_with_newline_and_tabs => "heredoc3",
+  $heredoc_with_alphanumerics => "heredoc4",
+  $heredoc_with_embedded_nulls => "heredoc5"
+);
+
+// test shuffle() with array containing heredoc strings as values
+echo "\n-- with array of heredoc strings --\n";
+var_dump( shuffle($heredoc_array) );  
+echo "\nThe output array is:\n";
+var_dump( $heredoc_array );  
+
+// test shuffle() with array containing heredoc strings as its keys 
+echo "\n-- with array having heredoc strings as keys --\n";
+var_dump( shuffle($heredoc_asso_array) );  
+echo "\nThe output array is:\n";
+var_dump( $heredoc_asso_array );  
+
+echo "Done";
+?>
+--EXPECTREGEX--
+\*\*\* Testing shuffle\(\) : with array containing heredoc strings \*\*\*
+
+-- with array of heredoc strings --
+bool\(true\)
+
+The output array is:
+array\(6\) {
+  \[0\]=>
+  string\([0-9]*\) "[0-9 a-z \n \0 \t]*"
+  \[1\]=>
+  string\([0-9]*\) "[0-9 a-z \n \0 \t]*"
+  \[2\]=>
+  string\([0-9]*\) "[0-9 a-z \n \0 \t]*"
+  \[3\]=>
+  string\([0-9]*\) "[0-9 a-z \n \0 \t]*"
+  \[4\]=>
+  string\([0-9]*\) "[0-9 a-z \n \0 \t]*"
+  \[5\]=>
+  string\([0-9]*\) "[0-9 a-z \n \0 \t]*"
+}
+
+-- with array having heredoc strings as keys --
+bool\(true\)
+
+The output array is:
+array\(6\) {
+  \[0\]=>
+  string\(8\) "[heredoc 1-5]*"
+  \[1\]=>
+  string\(8\) "[heredoc 1-5]*"
+  \[2\]=>
+  string\(8\) "[heredoc 1-5]*"
+  \[3\]=>
+  string\(8\) "[heredoc 1-5]*"
+  \[4\]=>
+  string\(8\) "[heredoc 1-5]*"
+  \[5\]=>
+  string\(8\) "[heredoc 1-5]*"
+}
+Done
+