From: Raghubansh Kumar <kraghuba@php.net>
Date: Sat, 22 Sep 2007 06:53:58 +0000 (+0000)
Subject: update and split of testcases for functions array_search() and in_array()
X-Git-Tag: php-5.2.5RC1~105
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=12bc9504914f7a319aaa51e680fd6cef4a4ef094;p=php

update and split of testcases for functions array_search() and in_array()
---

diff --git a/ext/standard/tests/array/array_search_errors.phpt b/ext/standard/tests/array/array_search_errors.phpt
index d02b9bc95d..8f13497bb8 100644
--- a/ext/standard/tests/array/array_search_errors.phpt
+++ b/ext/standard/tests/array/array_search_errors.phpt
@@ -1,39 +1,44 @@
 --TEST--
-Test array_search() and in_array() functions (errors)
+Test array_search() function - error conditions
 --FILE--
 <?php
+/*
+ * Prototype  : mixed array_search ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns the key if it is found in the array, FALSE otherwise
+ * Source Code: ext/standard/array.c
+*/
 
-echo "\n*** Testing error conditions of in_array() ***\n";
+echo "*** Testing error conditions of array_search() ***\n";
 /* zero argument */
-var_dump( in_array() );
+var_dump( array_search() );
 
-/* unexpected no.of arguments in in_array() */
+/* unexpected no.of arguments in array_search() */
 $var = array("mon", "tues", "wed", "thurs");
-var_dump( in_array(1, $var, 0, "test") );
-var_dump( in_array("test") );
+var_dump( array_search(1, $var, 0, "test") );
+var_dump( array_search("test") );
 
-/* unexpected second argument in in_array() */
+/* unexpected second argument in array_search() */
 $var="test";
-var_dump( in_array("test", $var) );
-var_dump( in_array(1, 123) );
+var_dump( array_search("test", $var) );
+var_dump( array_search(1, 123) );
 
 echo "Done\n";
 ?>
 --EXPECTF--
-*** Testing error conditions of in_array() ***
+*** Testing error conditions of array_search() ***
 
-Warning: Wrong parameter count for in_array() in %s on line %d
+Warning: Wrong parameter count for array_search() in %s on line %d
 NULL
 
-Warning: Wrong parameter count for in_array() in %s on line %d
+Warning: Wrong parameter count for array_search() in %s on line %d
 NULL
 
-Warning: Wrong parameter count for in_array() in %s on line %d
+Warning: Wrong parameter count for array_search() in %s on line %d
 NULL
 
-Warning: in_array(): Wrong datatype for second argument in %s on line %d
+Warning: array_search(): Wrong datatype for second argument in %s on line %d
 bool(false)
 
-Warning: in_array(): Wrong datatype for second argument in %s on line %d
+Warning: array_search(): Wrong datatype for second argument in %s on line %d
 bool(false)
 Done
diff --git a/ext/standard/tests/array/array_search_variation1.phpt b/ext/standard/tests/array/array_search_variation1.phpt
index 81c9543725..4674d19941 100644
--- a/ext/standard/tests/array/array_search_variation1.phpt
+++ b/ext/standard/tests/array/array_search_variation1.phpt
@@ -1,95 +1,641 @@
 --TEST--
-Test array_search() and in_array() functions (variation-1)
+Test array_search() function : usage variations - different needle values
 --FILE--
 <?php
+/*
+ * Prototype  : mixed array_search ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns the key if it is found in the array, FALSE otherwise
+ * Source Code: ext/standard/array.c
+*/
+
+/* Test array_search() with different possible needle values */
 
-/* checking loose and strict TYPE comparisons in in_array() */
-echo "\n*** Testing loose and strict TYPE comparison of in_array() ***\n";
-$misc_array = array (
-  'a',
-  'key' =>'d',
-  3,
-  ".001" =>-67, 
-  "-.051" =>"k",
-  0.091 =>"-.08",
-  "e" =>"5", 
-  "y" =>NULL,
-  NULL =>"",
-  0,
-  TRUE,
-  FALSE,
-  -27.39999999999,
-  " ",
-  "abcd\x00abcd\x00\abcd\x00abcdefghij",
-  "abcd\nabcd\tabcd\rabcd\0abcd"
+echo "*** Testing array_search() with different needle values ***\n";
+$arrays = array (
+  array(0),
+  array("a" => "A", 2 => "B", "C" => 3, 4 => 4, "one" => 1, "" => NULL, "b", "ab", "abcd"),
+  array(4, array(1, 2 => 3), "one" => 1, "5" => 5 ),
+  array(-1, -2, -3, -4, -2.989888, "-0.005" => "neg0.005", 2.0 => "float2", "-.9" => -.9),
+  array(TRUE, FALSE),
+  array("", array()),
+  array("abcd\x00abcd\x00abcd"),
+  array("abcd\tabcd\nabcd\rabcd\0abcdefghij") 
 );
-$array_type = array(TRUE, FALSE, 1, 0, -1, "1", "0", "-1", NULL, array(), "PHP", "");
-/* loop to do loose and strict type check of elements in
-   $array_type on elements in $misc_array using in_array();
-   checking PHP type comparison tables
-*/
+
+$array_compare = array (
+  4,
+  "4",
+  4.00,
+  "b",
+  "5",
+  -2,
+  -2.0,
+  -2.98989,
+  "-.9",
+  "True",
+  "",
+  array(),
+  NULL,
+  "ab",
+  "abcd",
+  0.0,
+  -0,
+  "abcd\x00abcd\x00abcd"
+);
+/* loop to check if elements in $array_compare exist in $arrays
+   using array_search() */
 $counter = 1;
-foreach($array_type as $type) {
-  echo "-- Iteration $counter --\n";
-  //loose type checking
-  var_dump( in_array($type,$misc_array ) );  
-  //strict type checking
-  var_dump( in_array($type,$misc_array,true) );  
-  //loose type checking
-  var_dump( in_array($type,$misc_array,false) );  
-  $counter++;
+foreach($arrays as $array) {
+  foreach($array_compare as $compare) {
+    echo "-- Iteration $counter --\n";
+    //strict option OFF
+    var_dump(array_search($compare,$array));  
+    //strict option ON
+    var_dump(array_search($compare,$array,TRUE));  
+    //strict option OFF
+    var_dump(array_search($compare,$array,FALSE));  
+    $counter++;
+ }
 }
-
+		
 echo "Done\n";
 ?>
 --EXPECTF--
-*** Testing loose and strict TYPE comparison of in_array() ***
+*** Testing array_search() with different needle values ***
 -- Iteration 1 --
-bool(true)
-bool(true)
-bool(true)
+bool(false)
+bool(false)
+bool(false)
 -- Iteration 2 --
-bool(true)
-bool(true)
-bool(true)
+bool(false)
+bool(false)
+bool(false)
 -- Iteration 3 --
-bool(true)
 bool(false)
-bool(true)
+bool(false)
+bool(false)
 -- Iteration 4 --
-bool(true)
-bool(true)
-bool(true)
+int(0)
+bool(false)
+int(0)
 -- Iteration 5 --
-bool(true)
 bool(false)
-bool(true)
+bool(false)
+bool(false)
 -- Iteration 6 --
-bool(true)
 bool(false)
-bool(true)
+bool(false)
+bool(false)
 -- Iteration 7 --
-bool(true)
 bool(false)
-bool(true)
+bool(false)
+bool(false)
 -- Iteration 8 --
-bool(true)
 bool(false)
-bool(true)
+bool(false)
+bool(false)
 -- Iteration 9 --
-bool(true)
-bool(true)
-bool(true)
+bool(false)
+bool(false)
+bool(false)
 -- Iteration 10 --
-bool(true)
+int(0)
 bool(false)
-bool(true)
+int(0)
 -- Iteration 11 --
-bool(true)
+int(0)
 bool(false)
-bool(true)
+int(0)
 -- Iteration 12 --
-bool(true)
-bool(true)
-bool(true)
-Done
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 13 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 14 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 15 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 16 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 17 --
+int(0)
+int(0)
+int(0)
+-- Iteration 18 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 19 --
+int(4)
+int(4)
+int(4)
+-- Iteration 20 --
+int(4)
+bool(false)
+int(4)
+-- Iteration 21 --
+int(4)
+bool(false)
+int(4)
+-- Iteration 22 --
+int(5)
+int(5)
+int(5)
+-- Iteration 23 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 24 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 25 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 26 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 27 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 28 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 29 --
+string(0) ""
+bool(false)
+string(0) ""
+-- Iteration 30 --
+string(0) ""
+bool(false)
+string(0) ""
+-- Iteration 31 --
+string(0) ""
+string(0) ""
+string(0) ""
+-- Iteration 32 --
+int(6)
+int(6)
+int(6)
+-- Iteration 33 --
+int(7)
+int(7)
+int(7)
+-- Iteration 34 --
+string(1) "a"
+bool(false)
+string(1) "a"
+-- Iteration 35 --
+string(1) "a"
+bool(false)
+string(1) "a"
+-- Iteration 36 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 37 --
+int(0)
+int(0)
+int(0)
+-- Iteration 38 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 39 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 40 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 41 --
+int(5)
+bool(false)
+int(5)
+-- Iteration 42 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 43 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 44 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 45 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 46 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 47 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 48 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 49 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 50 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 51 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 52 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 53 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 54 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 55 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 56 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 57 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 58 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 59 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 60 --
+int(1)
+int(1)
+int(1)
+-- Iteration 61 --
+int(1)
+bool(false)
+int(1)
+-- Iteration 62 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 63 --
+string(3) "-.9"
+bool(false)
+string(3) "-.9"
+-- Iteration 64 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 65 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 66 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 67 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 68 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 69 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 70 --
+int(2)
+bool(false)
+int(2)
+-- Iteration 71 --
+int(2)
+bool(false)
+int(2)
+-- Iteration 72 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 73 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 74 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 75 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 76 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 77 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 78 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 79 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 80 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 81 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 82 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 83 --
+int(1)
+bool(false)
+int(1)
+-- Iteration 84 --
+int(1)
+bool(false)
+int(1)
+-- Iteration 85 --
+int(1)
+bool(false)
+int(1)
+-- Iteration 86 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 87 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 88 --
+int(1)
+bool(false)
+int(1)
+-- Iteration 89 --
+int(1)
+bool(false)
+int(1)
+-- Iteration 90 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 91 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 92 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 93 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 94 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 95 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 96 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 97 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 98 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 99 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 100 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 101 --
+int(0)
+int(0)
+int(0)
+-- Iteration 102 --
+int(1)
+int(1)
+int(1)
+-- Iteration 103 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 104 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 105 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 106 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 107 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 108 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 109 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 110 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 111 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 112 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 113 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 114 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 115 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 116 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 117 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 118 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 119 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 120 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 121 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 122 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 123 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 124 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 125 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 126 --
+int(0)
+int(0)
+int(0)
+-- Iteration 127 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 128 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 129 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 130 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 131 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 132 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 133 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 134 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 135 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 136 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 137 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 138 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 139 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 140 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 141 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 142 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 143 --
+int(0)
+bool(false)
+int(0)
+-- Iteration 144 --
+bool(false)
+bool(false)
+bool(false)
+Done
\ No newline at end of file
diff --git a/ext/standard/tests/array/array_search_variation2.phpt b/ext/standard/tests/array/array_search_variation2.phpt
index 10b2ea82c0..da90de0cb7 100644
--- a/ext/standard/tests/array/array_search_variation2.phpt
+++ b/ext/standard/tests/array/array_search_variation2.phpt
@@ -1,53 +1,102 @@
 --TEST--
-Test array_search() and in_array() functions (variation-2)
+Test array_search() function : usage variations - different haystack values
 --FILE--
 <?php
+/*
+ * Prototype  : mixed array_search ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns the key if it is found in the array, FALSE otherwise
+ * Source Code: ext/standard/array.c
+*/
 
-/* checking for sub-arrays with in_array() */
-echo "\n*** Testing sub-arrays with in_array() ***\n";
-$sub_array = array (
-  "one", 
-  array(1, 2 => "two", "three" => 3),
-  4 => "four",
-  "five" => 5,
-  array('', 'i')
-);
-var_dump( in_array("four", $sub_array) );
-//checking for element in a sub-array
-var_dump( in_array(3, $sub_array[1]) ); 
-var_dump( in_array(array('','i'), $sub_array) );
+/* Test array_search() with different possible haystack values */
 
-/* checking for objects in in_array() */
-echo "\n*** Testing objects with in_array() ***\n";
-class in_array_check {
-  public $array_var = array(1=>"one", "two"=>2, 3=>3);
-  public function foo() {
-    echo "Public function\n";
-  }
-}
+echo "*** Testing array_search() with different haystack values ***\n";
 
-$in_array_obj = new in_array_check();  //creating new object
-//error: as wrong datatype for second argument
-var_dump( in_array("array_var", $in_array_obj) ); 
-//error: as wrong datatype for second argument
-var_dump( in_array("foo", $in_array_obj) ); 
-//element found as "one" exists in array $array_var
-var_dump( in_array("one", $in_array_obj->array_var) ); 
+$misc_array = array (
+  'a',
+  'key' =>'d',
+  3,
+  ".001" =>-67, 
+  "-.051" =>"k",
+  0.091 =>"-.08",
+  "e" =>"5", 
+  "y" =>NULL,
+  NULL =>"",
+  0,
+  TRUE,
+  FALSE,
+  -27.39999999999,
+  " ",
+  "abcd\x00abcd\x00\abcd\x00abcdefghij",
+  "abcd\nabcd\tabcd\rabcd\0abcd"
+);
+$array_type = array(TRUE, FALSE, 1, 0, -1, "1", "0", "-1", NULL, array(), "PHP", "");
+/* loop to do loose and strict type check of elements in
+   $array_type on elements in $misc_array using array_search();
+   checking PHP type comparison tables
+*/
+$counter = 1;
+foreach($array_type as $type) {
+  echo "-- Iteration $counter --\n";
+  //loose type checking
+  var_dump( array_search($type,$misc_array ) );  
+  //strict type checking
+  var_dump( array_search($type,$misc_array,true) );  
+  //loose type checking
+  var_dump( array_search($type,$misc_array,false) );  
+  $counter++;
+}
 
 echo "Done\n";
 ?>
 --EXPECTF--
-*** Testing sub-arrays with in_array() ***
-bool(true)
-bool(true)
-bool(true)
-
-*** Testing objects with in_array() ***
-
-Warning: in_array(): Wrong datatype for second argument in %s on line %d
+*** Testing array_search() with different haystack values ***
+-- Iteration 1 --
+int(0)
+int(3)
+int(0)
+-- Iteration 2 --
+string(1) "y"
+int(4)
+string(1) "y"
+-- Iteration 3 --
+int(3)
 bool(false)
-
-Warning: in_array(): Wrong datatype for second argument in %s on line %d
+int(3)
+-- Iteration 4 --
+string(3) "key"
+int(2)
+string(3) "key"
+-- Iteration 5 --
+int(3)
+bool(false)
+int(3)
+-- Iteration 6 --
+int(3)
+bool(false)
+int(3)
+-- Iteration 7 --
+int(2)
+bool(false)
+int(2)
+-- Iteration 8 --
+int(3)
+bool(false)
+int(3)
+-- Iteration 9 --
+string(1) "y"
+string(1) "y"
+string(1) "y"
+-- Iteration 10 --
+string(1) "y"
+bool(false)
+string(1) "y"
+-- Iteration 11 --
+int(2)
 bool(false)
-bool(true)
+int(2)
+-- Iteration 12 --
+string(1) "y"
+string(0) ""
+string(1) "y"
 Done
diff --git a/ext/standard/tests/array/array_search_variation3.phpt b/ext/standard/tests/array/array_search_variation3.phpt
index 83b6070213..6213fb75fd 100644
--- a/ext/standard/tests/array/array_search_variation3.phpt
+++ b/ext/standard/tests/array/array_search_variation3.phpt
@@ -1,69 +1,58 @@
 --TEST--
-Test array_search() and in_array() functions (variation-3)
+Test array_search() function : usage variations - haystack as sub-array/object
 --FILE--
 <?php
-
-/* checking for Resources */
-echo "\n*** Testing resource type with in_array() ***\n";
-//file type resource
-$file_handle = fopen(__FILE__, "r");
-
-//directory type resource
-$dir_handle = opendir( dirname(__FILE__) );
-
-//store resources in array for comparision.
-$resources = array($file_handle, $dir_handle);
-
-// search for resouce type in the resource array
-var_dump( in_array($file_handle, $resources, true) ); 
-//checking for (int) type resource
-var_dump( in_array((int)$dir_handle, $resources, true) ); 
-
-/* Miscellenous input check  */
-echo "\n*** Testing miscelleneos inputs with in_array() ***\n";
-//matching "Good" in array(0,"hello"), result:true in loose type check
-var_dump( in_array("Good", array(0,"hello")) ); 
-//false in strict mode 
-var_dump( in_array("Good", array(0,"hello"), TRUE) ); 
-
-//matching integer 0 in array("this"), result:true in loose type check
-var_dump( in_array(0, array("this")) );  
-// false in strict mode
-var_dump( in_array(0, array("this")),TRUE ); 
-
-//matching string "this" in array(0), result:true in loose type check
-var_dump( in_array("this", array(0)) );  
-// false in stric mode
-var_dump( in_array("this", array(0), TRUE) ); 
-
-//checking for type FALSE in multidimensional array with loose checking, result:false in loose type check
-var_dump( in_array(FALSE, 
-                   array("a"=> TRUE, "b"=> TRUE, 
-                         array("c"=> TRUE, "d"=>TRUE) 
-                        ) 
-                  ) 
-        ); 
-
-//matching string having integer in beginning, result:true in loose type check
-var_dump( in_array('123abc', array(123)) );  
-var_dump( in_array('123abc', array(123), TRUE) ); // false in strict mode 
+/*
+ * Prototype  : mixed array_search ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns the key if it is found in the array, FALSE otherwise
+ * Source Code: ext/standard/array.c
+*/
+
+/* checking for sub-arrays with array_search() */
+echo "*** Testing sub-arrays with array_search() ***\n";
+$sub_array = array (
+  "one", 
+  array(1, 2 => "two", "three" => 3),
+  4 => "four",
+  "five" => 5,
+  array('', 'i')
+);
+var_dump( array_search("four", $sub_array) );
+//checking for element in a sub-array
+var_dump( array_search(3, $sub_array[1]) ); 
+var_dump( array_search(array('','i'), $sub_array) );
+
+/* checking for objects in array_search() */
+echo "\n*** Testing objects with array_search() ***\n";
+class array_search_check {
+  public $array_var = array(1=>"one", "two"=>2, 3=>3);
+  public function foo() {
+    echo "Public function\n";
+  }
+}
+
+$array_search_obj = new array_search_check();  //creating new object
+//error: as wrong datatype for second argument
+var_dump( array_search("array_var", $array_search_obj) ); 
+//error: as wrong datatype for second argument
+var_dump( array_search("foo", $array_search_obj) ); 
+//element found as "one" exists in array $array_var
+var_dump( array_search("one", $array_search_obj->array_var) ); 
 
 echo "Done\n";
 ?>
 --EXPECTF--
-*** Testing resource type with in_array() ***
-bool(true)
-bool(false)
+*** Testing sub-arrays with array_search() ***
+int(4)
+string(5) "three"
+int(5)
 
-*** Testing miscelleneos inputs with in_array() ***
-bool(true)
-bool(false)
-bool(true)
-bool(true)
-bool(true)
-bool(true)
-bool(false)
+*** Testing objects with array_search() ***
+
+Warning: array_search(): Wrong datatype for second argument in %s on line %d
 bool(false)
-bool(true)
+
+Warning: array_search(): Wrong datatype for second argument in %s on line %d
 bool(false)
+int(1)
 Done
diff --git a/ext/standard/tests/array/array_search_variation4.phpt b/ext/standard/tests/array/array_search_variation4.phpt
new file mode 100644
index 0000000000..6dbe3fa34a
--- /dev/null
+++ b/ext/standard/tests/array/array_search_variation4.phpt
@@ -0,0 +1,74 @@
+--TEST--
+Test array_search() function : usage variations - haystack as resource/multi dimentional array
+--FILE--
+<?php
+/*
+ * Prototype  : mixed array_search ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns the key if it is found in the array, FALSE otherwise
+ * Source Code: ext/standard/array.c
+*/
+
+/* checking for Resources */
+echo "*** Testing resource type with array_search() ***\n";
+//file type resource
+$file_handle = fopen(__FILE__, "r");
+
+//directory type resource
+$dir_handle = opendir( dirname(__FILE__) );
+
+//store resources in array for comparision.
+$resources = array($file_handle, $dir_handle);
+
+// search for resouce type in the resource array
+var_dump( array_search($file_handle, $resources, true) ); 
+//checking for (int) type resource
+var_dump( array_search((int)$dir_handle, $resources, true) ); 
+
+/* Miscellenous input check  */
+echo "\n*** Testing miscelleneos inputs with array_search() ***\n";
+//matching "Good" in array(0,"hello"), result:true in loose type check
+var_dump( array_search("Good", array(0,"hello")) ); 
+//false in strict mode 
+var_dump( array_search("Good", array(0,"hello"), TRUE) ); 
+
+//matching integer 0 in array("this"), result:true in loose type check
+var_dump( array_search(0, array("this")) );  
+// false in strict mode
+var_dump( array_search(0, array("this")),TRUE ); 
+
+//matching string "this" in array(0), result:true in loose type check
+var_dump( array_search("this", array(0)) );  
+// false in stric mode
+var_dump( array_search("this", array(0), TRUE) ); 
+
+//checking for type FALSE in multidimensional array with loose checking, result:false in loose type check
+var_dump( array_search(FALSE, 
+                   array("a"=> TRUE, "b"=> TRUE, 
+                         array("c"=> TRUE, "d"=>TRUE) 
+                        ) 
+                  ) 
+        ); 
+
+//matching string having integer in beginning, result:true in loose type check
+var_dump( array_search('123abc', array(123)) );  
+var_dump( array_search('123abc', array(123), TRUE) ); // false in strict mode 
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing resource type with array_search() ***
+int(0)
+bool(false)
+
+*** Testing miscelleneos inputs with array_search() ***
+int(0)
+bool(false)
+int(0)
+int(0)
+bool(true)
+int(0)
+bool(false)
+bool(false)
+int(0)
+bool(false)
+Done
\ No newline at end of file
diff --git a/ext/standard/tests/array/in_array_errors.phpt b/ext/standard/tests/array/in_array_errors.phpt
new file mode 100644
index 0000000000..db0f98f2a2
--- /dev/null
+++ b/ext/standard/tests/array/in_array_errors.phpt
@@ -0,0 +1,45 @@
+--TEST--
+Test in_array() function : error conditions
+--FILE--
+<?php
+/*
+ * Prototype  : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns TRUE  
+ *              if it is found in the array, FALSE otherwise.
+ * Source Code: ext/standard/array.c
+*/
+
+echo "\n*** Testing error conditions of in_array() ***\n";
+/* zero argument */
+var_dump( in_array() );
+
+/* unexpected no.of arguments in in_array() */
+$var = array("mon", "tues", "wed", "thurs");
+var_dump( in_array(1, $var, 0, "test") );
+var_dump( in_array("test") );
+
+/* unexpected second argument in in_array() */
+$var="test";
+var_dump( in_array("test", $var) );
+var_dump( in_array(1, 123) );
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing error conditions of in_array() ***
+
+Warning: Wrong parameter count for in_array() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for in_array() in %s on line %d
+NULL
+
+Warning: Wrong parameter count for in_array() in %s on line %d
+NULL
+
+Warning: in_array(): Wrong datatype for second argument in %s on line %d
+bool(false)
+
+Warning: in_array(): Wrong datatype for second argument in %s on line %d
+bool(false)
+Done
diff --git a/ext/standard/tests/array/in_array_variation1.phpt b/ext/standard/tests/array/in_array_variation1.phpt
new file mode 100644
index 0000000000..470738bcf5
--- /dev/null
+++ b/ext/standard/tests/array/in_array_variation1.phpt
@@ -0,0 +1,642 @@
+--TEST--
+Test in_array() function : usage variations - different needdle values
+--FILE--
+<?php
+/*
+ * Prototype  : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns TRUE  
+ *              if it is found in the array, FALSE otherwise.
+ * Source Code: ext/standard/array.c
+*/
+
+/* Test in_array() with different possible needle values */
+
+echo "*** Testing in_array() with different needle values ***\n";
+$arrays = array (
+  array(0),
+  array("a" => "A", 2 => "B", "C" => 3, 4 => 4, "one" => 1, "" => NULL, "b", "ab", "abcd"),
+  array(4, array(1, 2 => 3), "one" => 1, "5" => 5 ),
+  array(-1, -2, -3, -4, -2.989888, "-0.005" => "neg0.005", 2.0 => "float2", "-.9" => -.9),
+  array(TRUE, FALSE),
+  array("", array()),
+  array("abcd\x00abcd\x00abcd"),
+  array("abcd\tabcd\nabcd\rabcd\0abcdefghij") 
+);
+
+$array_compare = array (
+  4,
+  "4",
+  4.00,
+  "b",
+  "5",
+  -2,
+  -2.0,
+  -2.98989,
+  "-.9",
+  "True",
+  "",
+  array(),
+  NULL,
+  "ab",
+  "abcd",
+  0.0,
+  -0,
+  "abcd\x00abcd\x00abcd"
+);
+/* loop to check if elements in $array_compare exist in $arrays
+   using in_array() */
+$counter = 1;
+foreach($arrays as $array) {
+  foreach($array_compare as $compare) {
+    echo "-- Iteration $counter --\n";
+    //strict option OFF
+    var_dump(in_array($compare,$array));  
+    //strict option ON
+    var_dump(in_array($compare,$array,TRUE));  
+    //strict option OFF
+    var_dump(in_array($compare,$array,FALSE));  
+    $counter++;
+ }
+}
+		
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing in_array() with different needle values ***
+-- Iteration 1 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 2 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 3 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 4 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 5 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 6 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 7 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 8 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 9 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 10 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 11 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 12 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 13 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 14 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 15 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 16 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 17 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 18 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 19 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 20 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 21 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 22 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 23 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 24 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 25 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 26 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 27 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 28 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 29 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 30 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 31 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 32 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 33 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 34 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 35 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 36 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 37 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 38 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 39 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 40 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 41 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 42 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 43 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 44 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 45 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 46 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 47 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 48 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 49 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 50 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 51 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 52 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 53 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 54 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 55 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 56 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 57 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 58 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 59 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 60 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 61 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 62 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 63 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 64 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 65 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 66 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 67 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 68 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 69 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 70 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 71 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 72 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 73 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 74 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 75 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 76 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 77 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 78 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 79 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 80 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 81 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 82 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 83 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 84 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 85 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 86 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 87 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 88 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 89 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 90 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 91 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 92 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 93 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 94 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 95 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 96 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 97 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 98 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 99 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 100 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 101 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 102 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 103 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 104 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 105 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 106 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 107 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 108 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 109 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 110 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 111 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 112 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 113 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 114 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 115 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 116 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 117 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 118 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 119 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 120 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 121 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 122 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 123 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 124 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 125 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 126 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 127 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 128 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 129 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 130 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 131 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 132 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 133 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 134 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 135 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 136 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 137 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 138 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 139 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 140 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 141 --
+bool(false)
+bool(false)
+bool(false)
+-- Iteration 142 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 143 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 144 --
+bool(false)
+bool(false)
+bool(false)
+Done
diff --git a/ext/standard/tests/array/in_array_variation2.phpt b/ext/standard/tests/array/in_array_variation2.phpt
new file mode 100644
index 0000000000..ee1267f4e2
--- /dev/null
+++ b/ext/standard/tests/array/in_array_variation2.phpt
@@ -0,0 +1,102 @@
+--TEST--
+Test in_array() function : usage variations - different haystack values
+--FILE--
+<?php
+/*
+ * Prototype  : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns TRUE  
+ *              if it is found in the array, FALSE otherwise.
+ * Source Code: ext/standard/array.c
+*/
+
+/* Test in_array() with different possible haystack values */
+
+echo "*** Testing in_array() with different haystack values ***\n";
+$misc_array = array (
+  'a',
+  'key' =>'d',
+  3,
+  ".001" =>-67, 
+  "-.051" =>"k",
+  0.091 =>"-.08",
+  "e" =>"5", 
+  "y" =>NULL,
+  NULL =>"",
+  0,
+  TRUE,
+  FALSE,
+  -27.39999999999,
+  " ",
+  "abcd\x00abcd\x00\abcd\x00abcdefghij",
+  "abcd\nabcd\tabcd\rabcd\0abcd"
+);
+$array_type = array(TRUE, FALSE, 1, 0, -1, "1", "0", "-1", NULL, array(), "PHP", "");
+/* loop to do loose and strict type check of elements in
+   $array_type on elements in $misc_array using in_array();
+   checking PHP type comparison tables
+*/
+$counter = 1;
+foreach($array_type as $type) {
+  echo "-- Iteration $counter --\n";
+  //loose type checking
+  var_dump( in_array($type,$misc_array ) );  
+  //strict type checking
+  var_dump( in_array($type,$misc_array,true) );  
+  //loose type checking
+  var_dump( in_array($type,$misc_array,false) );  
+  $counter++;
+}
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing in_array() with different haystack values ***
+-- Iteration 1 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 2 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 3 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 4 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 5 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 6 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 7 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 8 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 9 --
+bool(true)
+bool(true)
+bool(true)
+-- Iteration 10 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 11 --
+bool(true)
+bool(false)
+bool(true)
+-- Iteration 12 --
+bool(true)
+bool(true)
+bool(true)
+Done
diff --git a/ext/standard/tests/array/in_array_variation3.phpt b/ext/standard/tests/array/in_array_variation3.phpt
new file mode 100644
index 0000000000..47831e3bb7
--- /dev/null
+++ b/ext/standard/tests/array/in_array_variation3.phpt
@@ -0,0 +1,61 @@
+--TEST--
+Test in_array() function : usage variations - haystack as sub-array/object
+--FILE--
+<?php
+/*
+ * Prototype  : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns TRUE  
+ *              if it is found in the array, FALSE otherwise.
+ * Source Code: ext/standard/array.c
+*/
+
+/* Test in_array() with haystack as sub-array and object */
+
+/* checking for sub-arrays with in_array() */
+echo "*** Testing sub-arrays with in_array() ***\n";
+$sub_array = array (
+  "one", 
+  array(1, 2 => "two", "three" => 3),
+  4 => "four",
+  "five" => 5,
+  array('', 'i')
+);
+var_dump( in_array("four", $sub_array) );
+//checking for element in a sub-array
+var_dump( in_array(3, $sub_array[1]) ); 
+var_dump( in_array(array('','i'), $sub_array) );
+
+/* checking for objects in in_array() */
+echo "\n*** Testing objects with in_array() ***\n";
+class in_array_check {
+  public $array_var = array(1=>"one", "two"=>2, 3=>3);
+  public function foo() {
+    echo "Public function\n";
+  }
+}
+
+$in_array_obj = new in_array_check();  //creating new object
+//error: as wrong datatype for second argument
+var_dump( in_array("array_var", $in_array_obj) ); 
+//error: as wrong datatype for second argument
+var_dump( in_array("foo", $in_array_obj) ); 
+//element found as "one" exists in array $array_var
+var_dump( in_array("one", $in_array_obj->array_var) ); 
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing sub-arrays with in_array() ***
+bool(true)
+bool(true)
+bool(true)
+
+*** Testing objects with in_array() ***
+
+Warning: in_array(): Wrong datatype for second argument in %s on line %d
+bool(false)
+
+Warning: in_array(): Wrong datatype for second argument in %s on line %d
+bool(false)
+bool(true)
+Done
diff --git a/ext/standard/tests/array/in_array_variation4.phpt b/ext/standard/tests/array/in_array_variation4.phpt
new file mode 100644
index 0000000000..b88a5a2d62
--- /dev/null
+++ b/ext/standard/tests/array/in_array_variation4.phpt
@@ -0,0 +1,77 @@
+--TEST--
+Test in_array() function : usage variations - haystack as resource/multi dimentional array
+--FILE--
+<?php
+/*
+ * Prototype  : bool in_array ( mixed $needle, array $haystack [, bool $strict] )
+ * Description: Searches haystack for needle and returns TRUE  
+ *              if it is found in the array, FALSE otherwise.
+ * Source Code: ext/standard/array.c
+*/
+
+/* Test in_array() with haystack as resouce and multidimentional arrays */
+
+/* checking for Resources */
+echo "*** Testing resource type with in_array() ***\n";
+//file type resource
+$file_handle = fopen(__FILE__, "r");
+
+//directory type resource
+$dir_handle = opendir( dirname(__FILE__) );
+
+//store resources in array for comparision.
+$resources = array($file_handle, $dir_handle);
+
+// search for resouce type in the resource array
+var_dump( in_array($file_handle, $resources, true) ); 
+//checking for (int) type resource
+var_dump( in_array((int)$dir_handle, $resources, true) ); 
+
+/* Miscellenous input check  */
+echo "\n*** Testing miscelleneos inputs with in_array() ***\n";
+//matching "Good" in array(0,"hello"), result:true in loose type check
+var_dump( in_array("Good", array(0,"hello")) ); 
+//false in strict mode 
+var_dump( in_array("Good", array(0,"hello"), TRUE) ); 
+
+//matching integer 0 in array("this"), result:true in loose type check
+var_dump( in_array(0, array("this")) );  
+// false in strict mode
+var_dump( in_array(0, array("this")),TRUE ); 
+
+//matching string "this" in array(0), result:true in loose type check
+var_dump( in_array("this", array(0)) );  
+// false in stric mode
+var_dump( in_array("this", array(0), TRUE) ); 
+
+//checking for type FALSE in multidimensional array with loose checking, result:false in loose type check
+var_dump( in_array(FALSE, 
+                   array("a"=> TRUE, "b"=> TRUE, 
+                         array("c"=> TRUE, "d"=>TRUE) 
+                        ) 
+                  ) 
+        ); 
+
+//matching string having integer in beginning, result:true in loose type check
+var_dump( in_array('123abc', array(123)) );  
+var_dump( in_array('123abc', array(123), TRUE) ); // false in strict mode 
+
+echo "Done\n";
+?>
+--EXPECTF--
+*** Testing resource type with in_array() ***
+bool(true)
+bool(false)
+
+*** Testing miscelleneos inputs with in_array() ***
+bool(true)
+bool(false)
+bool(true)
+bool(true)
+bool(true)
+bool(true)
+bool(false)
+bool(false)
+bool(true)
+bool(false)
+Done