New testcases for array_intersect_uassoc function

11 files changed, 1510 insertions, 0 deletions

diff --git a/ext/standard/tests/array/array_intersect_uassoc_error.phpt b/ext/standard/tests/array/array_intersect_uassoc_error.phpt
new file mode 100644
index 0000000000..ae7acb133b
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_error.phpt
@@ -0,0 +1,60 @@
+--TEST--
+Test array_intersect_uassoc() function : error conditions 
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : error conditions ***\n";
+
+// Initialise function arguments 
+$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
+$array2 = array("a" => "green", "yellow", "red");
+$array3 = array("a"=>"green", "brown");
+$extra_arg = 10;
+
+//Callback function
+function key_compare_func($a, $b) {
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b) ? 1 : -1;
+}
+
+//Test array_intersect_uassoc with one more than the expected number of arguments
+echo "\n-- Testing array_intersect_uassoc() function with more than expected no. of arguments --\n";
+var_dump( array_intersect_uassoc($array1, $array2, 'key_compare_func',$extra_arg) );
+
+// Testing array_intersect_uassoc with one less than the expected number of arguments
+echo "\n-- Testing array_intersect_uassoc() function with less than expected no. of arguments --\n";
+var_dump( array_intersect_uassoc($array1, $array2) );
+var_dump( array_intersect_uassoc($array1, $array2, $array3) );
+
+// Testing array_intersect_uassoc with no arguments
+echo "\n-- Testing array_intersect_uassoc() function with no arguments --\n";
+var_dump( array_intersect_uassoc() );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : error conditions ***
+
+-- Testing array_intersect_uassoc() function with more than expected no. of arguments --
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+-- Testing array_intersect_uassoc() function with less than expected no. of arguments --
+
+Warning: array_intersect_uassoc(): at least 3 parameters are required, 2 given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, second array member is not a valid method in %s on line %d
+NULL
+
+-- Testing array_intersect_uassoc() function with no arguments --
+
+Warning: array_intersect_uassoc(): at least 3 parameters are required, 0 given in %s on line %d
+NULL
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation1.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation1.phpt
new file mode 100644
index 0000000000..86dec03d2d
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation1.phpt
@@ -0,0 +1,323 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Passing unexpected values to first argument
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+// Initialise function arguments 
+$array2 = array("a" => "green", "yellow", "red");
+$array3 = array("a"=>"green", "brown");
+
+//Callback function
+function key_compare_func($a, $b) {
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b) ? 1 : -1;
+}
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//resource variable
+$fp = fopen(__FILE__, "r");
+
+// define some classes
+class classWithToString
+{
+	public function __toString() {
+		return "Class A object";
+	}
+}
+
+class classWithoutToString
+{
+}
+
+// heredoc string
+$heredoc = <<<EOT
+hello world
+EOT;
+
+// add arrays
+$index_array = array (1, 2, 3);
+$assoc_array = array ('one' => 1, 'two' => 2);
+
+//array of values to iterate over
+$inputs = array(
+
+      // int data
+      'int 0' => 0,
+      'int 1' => 1,
+      'int 12345' => 12345,
+      'int -12345' => -12345,
+
+      // float data
+      'float 10.5' => 10.5,
+      'float -10.5' => -10.5,
+      'float 12.3456789000e10' => 12.3456789000e10,
+      'float -12.3456789000e10' => -12.3456789000e10,
+      'float .5' => .5,
+
+      // null data
+      'uppercase NULL' => NULL,
+      'lowercase null' => null,
+
+      // boolean data
+      'lowercase true' => true,
+      'lowercase false' =>false,
+      'uppercase TRUE' =>TRUE,
+      'uppercase FALSE' =>FALSE,
+
+      // empty data
+      'empty string DQ' => "",
+      'empty string SQ' => '',
+
+      // string data
+      'string DQ' => "string",
+      'string SQ' => 'string',
+      'mixed case string' => "sTrInG",
+      'heredoc' => $heredoc,
+
+      // object data
+      'instance of classWithToString' => new classWithToString(),
+      'instance of classWithoutToString' => new classWithoutToString(),
+
+      // undefined data
+      'undefined var' => @$undefined_var,
+
+      // unset data
+      'unset var' => @$unset_var,
+
+      // resource data
+      'resource' => $fp,
+);
+
+// loop through each element of the array for arr1
+foreach($inputs as $key =>$value) {
+      echo "\n--$key--\n";
+      var_dump( array_intersect_uassoc($value, $array2, 'key_compare_func') );
+      var_dump( array_intersect_uassoc($value, $array2, $array3, 'key_compare_func') );
+};
+
+fclose($fp);
+?>
+===DONE===
+--EXPECTF--
+
+*** Testing array_intersect_uassoc() : usage variation ***
+
+--int 0--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--int 1--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--int 12345--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--int -12345--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--float 10.5--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--float -10.5--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--float 12.3456789000e10--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--float -12.3456789000e10--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--float .5--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--uppercase NULL--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--lowercase null--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--lowercase true--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--lowercase false--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--uppercase TRUE--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--uppercase FALSE--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--empty string DQ--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--empty string SQ--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--string DQ--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--string SQ--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--mixed case string--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--heredoc--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--instance of classWithToString--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--instance of classWithoutToString--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--undefined var--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--unset var--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+--resource--
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #1 is not an array in %s on line %d
+NULL
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation10.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation10.phpt
new file mode 100644
index 0000000000..7089e63475
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation10.phpt
@@ -0,0 +1,55 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Passing class/object methods to callback
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+//Initialize variables
+$array1 = array("a" => "green", "c" => "blue", "red");
+$array2 = array("a" => "green", "yellow", "red");
+// define some class with method
+class MyClass
+{
+	static function static_compare_func($a, $b) {
+		return strcasecmp($a, $b);
+	}
+    
+	public function class_compare_func($a, $b) {
+		return strcasecmp($a, $b);
+	}
+
+}
+
+echo "\n-- Testing array_intersect_uassoc() function using class with static method as callback --\n";
+var_dump( array_intersect_uassoc($array1, $array2, array('MyClass','static_compare_func')) );
+var_dump( array_intersect_uassoc($array1, $array2, 'MyClass::static_compare_func'));
+
+echo "\n-- Testing array_intersect_uassoc() function using class with regular method as callback --\n";
+$obj = new MyClass();
+var_dump( array_intersect_uassoc($array1, $array2, array($obj,'class_compare_func')) );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+-- Testing array_intersect_uassoc() function using class with static method as callback --
+array(1) {
+  [u"a"]=>
+  unicode(5) "green"
+}
+array(1) {
+  [u"a"]=>
+  unicode(5) "green"
+}
+
+-- Testing array_intersect_uassoc() function using class with regular method as callback --
+array(1) {
+  [u"a"]=>
+  unicode(5) "green"
+}
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation2.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation2.phpt
new file mode 100644
index 0000000000..51341bb45e
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation2.phpt
@@ -0,0 +1,323 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Passing unexpected values to second argument
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+// Initialise function arguments 
+$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
+$array3 = array("a"=>"green", "brown");
+
+//Callback function
+function key_compare_func($a, $b) {
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b) ? 1 : -1;
+}
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//resource variable
+$fp = fopen(__FILE__, "r");
+
+// define some classes
+class classWithToString
+{
+	public function __toString() {
+		return "Class A object";
+	}
+}
+
+class classWithoutToString
+{
+}
+
+// heredoc string
+$heredoc = <<<EOT
+hello world
+EOT;
+
+// add arrays
+$index_array = array (1, 2, 3);
+$assoc_array = array ('one' => 1, 'two' => 2);
+
+//array of values to iterate over
+$inputs = array(
+
+      // int data
+      'int 0' => 0,
+      'int 1' => 1,
+      'int 12345' => 12345,
+      'int -12345' => -12345,
+
+      // float data
+      'float 10.5' => 10.5,
+      'float -10.5' => -10.5,
+      'float 12.3456789000e10' => 12.3456789000e10,
+      'float -12.3456789000e10' => -12.3456789000e10,
+      'float .5' => .5,
+
+      // null data
+      'uppercase NULL' => NULL,
+      'lowercase null' => null,
+
+      // boolean data
+      'lowercase true' => true,
+      'lowercase false' =>false,
+      'uppercase TRUE' =>TRUE,
+      'uppercase FALSE' =>FALSE,
+
+      // empty data
+      'empty string DQ' => "",
+      'empty string SQ' => '',
+
+      // string data
+      'string DQ' => "string",
+      'string SQ' => 'string',
+      'mixed case string' => "sTrInG",
+      'heredoc' => $heredoc,
+
+      // object data
+      'instance of classWithToString' => new classWithToString(),
+      'instance of classWithoutToString' => new classWithoutToString(),
+
+      // undefined data
+      'undefined var' => @$undefined_var,
+
+      // unset data
+      'unset var' => @$unset_var,
+
+      // resource data
+      'resource' => $fp,
+);
+
+// loop through each element of the array for arr1
+foreach($inputs as $key =>$value) {
+      echo "\n--$key--\n";
+      var_dump( array_intersect_uassoc($array1, $value, 'key_compare_func') );
+      var_dump( array_intersect_uassoc($array1, $value, $array3, 'key_compare_func') );
+};
+
+fclose($fp);
+?>
+===DONE===
+--EXPECTF--
+
+*** Testing array_intersect_uassoc() : usage variation ***
+
+--int 0--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--int 1--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--int 12345--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--int -12345--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--float 10.5--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--float -10.5--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--float 12.3456789000e10--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--float -12.3456789000e10--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--float .5--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--uppercase NULL--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--lowercase null--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--lowercase true--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--lowercase false--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--uppercase TRUE--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--uppercase FALSE--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--empty string DQ--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--empty string SQ--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--string DQ--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--string SQ--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--mixed case string--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--heredoc--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--instance of classWithToString--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--instance of classWithoutToString--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--undefined var--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--unset var--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+--resource--
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc(): Argument #2 is not an array in %s on line %d
+NULL
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation3.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation3.phpt
new file mode 100644
index 0000000000..f596e9c32b
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation3.phpt
@@ -0,0 +1,244 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Passing unexpected values to optional third argument
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+// Initialise function arguments 
+$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
+$array2 = array("a" => "green", "yellow", "red");
+
+//Callback function
+function key_compare_func($a, $b) {
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b) ? 1 : -1;
+}
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//resource variable
+$fp = fopen(__FILE__, "r");
+
+// define some classes
+class classWithToString
+{
+	public function __toString() {
+		return "Class A object";
+	}
+}
+
+class classWithoutToString
+{
+}
+
+// heredoc string
+$heredoc = <<<EOT
+hello world
+EOT;
+
+// add arrays
+$index_array = array (1, 2, 3);
+$assoc_array = array ('one' => 1, 'two' => 2);
+
+//array of values to iterate over
+$inputs = array(
+
+      // int data
+      'int 0' => 0,
+      'int 1' => 1,
+      'int 12345' => 12345,
+      'int -12345' => -12345,
+
+      // float data
+      'float 10.5' => 10.5,
+      'float -10.5' => -10.5,
+      'float 12.3456789000e10' => 12.3456789000e10,
+      'float -12.3456789000e10' => -12.3456789000e10,
+      'float .5' => .5,
+
+      // null data
+      'uppercase NULL' => NULL,
+      'lowercase null' => null,
+
+      // boolean data
+      'lowercase true' => true,
+      'lowercase false' =>false,
+      'uppercase TRUE' =>TRUE,
+      'uppercase FALSE' =>FALSE,
+
+      // empty data
+      'empty string DQ' => "",
+      'empty string SQ' => '',
+
+      // string data
+      'string DQ' => "string",
+      'string SQ' => 'string',
+      'mixed case string' => "sTrInG",
+      'heredoc' => $heredoc,
+
+      // object data
+      'instance of classWithToString' => new classWithToString(),
+      'instance of classWithoutToString' => new classWithoutToString(),
+
+      // undefined data
+      'undefined var' => @$undefined_var,
+
+      // unset data
+      'unset var' => @$unset_var,
+
+      // resource data
+      'resource' => $fp,
+);
+
+// loop through each element of the array for arr1
+foreach($inputs as $key =>$value) {
+      echo "\n--$key--\n";
+      var_dump( array_intersect_uassoc($array1, $array2, $value, 'key_compare_func') );
+};
+
+fclose($fp);
+?>
+===DONE===
+--EXPECTF--
+
+*** Testing array_intersect_uassoc() : usage variation ***
+
+--int 0--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--int 1--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--int 12345--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--int -12345--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--float 10.5--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--float -10.5--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--float 12.3456789000e10--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--float -12.3456789000e10--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--float .5--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--uppercase NULL--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--lowercase null--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--lowercase true--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--lowercase false--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--uppercase TRUE--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--uppercase FALSE--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--empty string DQ--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--empty string SQ--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--string DQ--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--string SQ--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--mixed case string--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--heredoc--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--instance of classWithToString--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--instance of classWithoutToString--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--undefined var--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--unset var--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+
+--resource--
+
+Warning: array_intersect_uassoc(): Argument #3 is not an array in %s on line %d
+NULL
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation4.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation4.phpt
new file mode 100644
index 0000000000..e5d0f56568
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation4.phpt
@@ -0,0 +1,257 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Passing unexpected values to mandatory third argument
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+// Initialise function arguments 
+$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
+$array2 = array("a" => "green", "yellow", "red");
+$array3 = array("a"=>"green", "brown");
+
+//get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+//resource variable
+$fp = fopen(__FILE__, "r");
+
+// define some classes
+class classWithToString
+{
+	public function __toString() {
+		return "Class A object";
+	}
+}
+
+class classWithoutToString
+{
+}
+
+// heredoc string
+$heredoc = <<<EOT
+hello world
+EOT;
+
+// add arrays
+$index_array = array (1, 2, 3);
+$assoc_array = array ('one' => 1, 'two' => 2);
+
+//array of values to iterate over
+$inputs = array(
+
+      // int data
+      'int 0' => 0,
+      'int 1' => 1,
+      'int 12345' => 12345,
+      'int -12345' => -12345,
+
+      // float data
+      'float 10.5' => 10.5,
+      'float -10.5' => -10.5,
+      'float 12.3456789000e10' => 12.3456789000e10,
+      'float -12.3456789000e10' => -12.3456789000e10,
+      'float .5' => .5,
+
+      // null data
+      'uppercase NULL' => NULL,
+      'lowercase null' => null,
+
+      // boolean data
+      'lowercase true' => true,
+      'lowercase false' =>false,
+      'uppercase TRUE' =>TRUE,
+      'uppercase FALSE' =>FALSE,
+
+      // object data
+      'instance of classWithToString' => new classWithToString(),
+      'instance of classWithoutToString' => new classWithoutToString(),
+
+      // undefined data
+      'undefined var' => @$undefined_var,
+
+      // unset data
+      'unset var' => @$unset_var,
+
+      // resource data
+      'resource' => $fp,
+);
+
+// loop through each element of the array for arr1
+foreach($inputs as $key =>$value) {
+      echo "\n--$key--\n";
+      var_dump( array_intersect_uassoc($array1, $array2, $value) );
+      var_dump( array_intersect_uassoc($array1, $array2, $array3, $value) );
+};
+
+fclose($fp);
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+--int 0--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--int 1--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--int 12345--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--int -12345--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--float 10.5--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--float -10.5--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--float 12.3456789000e10--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--float -12.3456789000e10--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--float .5--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--uppercase NULL--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--lowercase null--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--lowercase true--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--lowercase false--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--uppercase TRUE--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--uppercase FALSE--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--instance of classWithToString--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--instance of classWithoutToString--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--undefined var--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--unset var--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+--resource--
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, no array or string given in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 4 to be a valid callback, no array or string given in %s on line %d
+NULL
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation5.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation5.phpt
new file mode 100644
index 0000000000..ec7ee81969
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation5.phpt
@@ -0,0 +1,58 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Intersection of integers with floats and strings.
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+//Initialize variables
+$arr_default_int = array(1, 2 );
+$arr_float = array(0 => 1.00, 1.00 => 2.00, 2.00 => 3.00);
+$arr_string = array('1', '2', '3');
+$arr_string_float = array('1.00', '2.00');
+
+function key_compare_func($a, $b)
+{
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b)? 1:-1;
+}
+
+echo "\n-- Result of integers and floating point intersection --\n";
+var_dump( array_intersect_uassoc($arr_default_int, $arr_float, "key_compare_func") );
+
+echo "\n-- Result of integers and strings containing integers intersection --\n";
+var_dump( array_intersect_uassoc($arr_default_int, $arr_string, "key_compare_func") );
+
+echo "\n-- Result of integers and strings containing floating points intersection --\n";
+var_dump( array_intersect_uassoc($arr_default_int, $arr_string_float, "key_compare_func") );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+-- Result of integers and floating point intersection --
+array(2) {
+  [0]=>
+  int(1)
+  [1]=>
+  int(2)
+}
+
+-- Result of integers and strings containing integers intersection --
+array(2) {
+  [0]=>
+  int(1)
+  [1]=>
+  int(2)
+}
+
+-- Result of integers and strings containing floating points intersection --
+array(0) {
+}
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation6.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation6.phpt
new file mode 100644
index 0000000000..55dd46d48e
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation6.phpt
@@ -0,0 +1,46 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Intersection of floating points with strings.
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+//Initialize variables
+$arr_float = array(0 => 1.00, 1.00 => 2.00);
+$arr_string = array('1', '2', '3');
+$arr_string_float = array('1.00', '2.00');
+
+function key_compare_func($a, $b)
+{
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b)? 1:-1;
+}
+
+echo "\n-- Result of floating points and strings containing integers intersection --\n";
+var_dump( array_intersect_uassoc($arr_float, $arr_string, "key_compare_func") );
+
+echo "\n-- Result of floating points and strings containing floating point intersection --\n";
+var_dump( array_intersect_uassoc($arr_float, $arr_string_float, "key_compare_func") );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+-- Result of floating points and strings containing integers intersection --
+array(2) {
+  [0]=>
+  float(1)
+  [1]=>
+  float(2)
+}
+
+-- Result of floating points and strings containing floating point intersection --
+array(0) {
+}
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation7.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation7.phpt
new file mode 100644
index 0000000000..7f5198ed0a
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation7.phpt
@@ -0,0 +1,54 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Intersection of strings containing integers, float
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+//Initialize variables
+$arr1_string_int = array('1', '2');
+$arr2_string_int = array('1', '3');
+$arr1_string_float = array('1.00', '2.00');
+$arr2_string_float = array('1.00', '3.00');
+
+function key_compare_func($a, $b)
+{
+    if ($a === $b) {
+        return 0;
+    }
+    return ($a > $b)? 1:-1;
+}
+
+echo "\n-- Result of strings containing integers intersection --\n";
+var_dump( array_intersect_uassoc($arr1_string_int, $arr2_string_int, "key_compare_func") );
+
+echo "\n-- Result of strings containing floating points intersection --\n";
+var_dump( array_intersect_uassoc($arr1_string_float, $arr2_string_float, "key_compare_func") );
+
+echo "\n-- Result of strings containing integers and strings containing floating points intersection --\n";
+var_dump( array_intersect_uassoc($arr1_string_int, $arr2_string_float, "key_compare_func") );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+-- Result of strings containing integers intersection --
+array(1) {
+  [0]=>
+  unicode(1) "1"
+}
+
+-- Result of strings containing floating points intersection --
+array(1) {
+  [0]=>
+  unicode(4) "1.00"
+}
+
+-- Result of strings containing integers and strings containing floating points intersection --
+array(0) {
+}
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation8.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation8.phpt
new file mode 100644
index 0000000000..8e8a8d0bb4
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation8.phpt
@@ -0,0 +1,51 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - arrays containing referenced variables
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+//Initialize variables
+$ref_var = 'a';
+$array1 = array('a', $ref_var);
+$array2 = array('a' => 1, &$ref_var);
+
+echo "\n-- Testing array_intersect_uassoc() function with referenced variable \$ref_var has value '$ref_var' --\n";
+var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") );
+
+// re-assign reference variable to different value
+$ref_var = 10;
+echo "\n-- Testing array_intersect_uassoc() function with referenced variable \$ref_var value changed to $ref_var --\n";
+var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") );
+
+//When array are referenced
+$array2 = &$array1;
+echo "\n-- Testing array_intersect_uassoc() function when \$array2 is referencd to \$array1 --\n";
+var_dump( array_intersect_uassoc($array1, $array2, "strcasecmp") );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+-- Testing array_intersect_uassoc() function with referenced variable $ref_var has value 'a' --
+array(1) {
+  [0]=>
+  unicode(1) "a"
+}
+
+-- Testing array_intersect_uassoc() function with referenced variable $ref_var value changed to 10 --
+array(0) {
+}
+
+-- Testing array_intersect_uassoc() function when $array2 is referencd to $array1 --
+array(2) {
+  [0]=>
+  unicode(1) "a"
+  [1]=>
+  unicode(1) "a"
+}
+===DONE===
diff --git a/ext/standard/tests/array/array_intersect_uassoc_variation9.phpt b/ext/standard/tests/array/array_intersect_uassoc_variation9.phpt
new file mode 100644
index 0000000000..64f58a6d1e
--- /dev/null
+++ b/ext/standard/tests/array/array_intersect_uassoc_variation9.phpt
@@ -0,0 +1,39 @@
+--TEST--
+Test array_intersect_uassoc() function : usage variation - Passing non-existing function name to callback
+--FILE--
+<?php
+/* Prototype  : array array_intersect_uassoc(array arr1, array arr2 [, array ...], callback key_compare_func)
+ * Description: Computes the intersection of arrays with additional index check, compares indexes by a callback function
+ * Source code: ext/standard/array.c
+ */
+
+echo "*** Testing array_intersect_uassoc() : usage variation ***\n";
+
+//Initialize variables
+$array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red");
+$array2 = array("a" => "green", "yellow", "red");
+
+//function name within double quotes
+var_dump( array_intersect_uassoc($array1, $array2, "unknown_function") );
+
+//function name within single quotes
+var_dump( array_intersect_uassoc($array1, $array2, 'unknown_function') );
+
+//function name without quotes
+var_dump( array_intersect_uassoc($array1, $array2, unknown_function) );
+?>
+===DONE===
+--EXPECTF--
+*** Testing array_intersect_uassoc() : usage variation ***
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, function 'unknown_function' not found or invalid function name in %s on line %d
+NULL
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, function 'unknown_function' not found or invalid function name in %s on line %d
+NULL
+
+Notice: Use of undefined constant unknown_function - assumed 'unknown_function' in %s on line %d
+
+Warning: array_intersect_uassoc() expects parameter 3 to be a valid callback, function 'unknown_function' not found or invalid function name in %s on line %d
+NULL
+===DONE===