--- /dev/null
+--TEST--
+Test array_intersect() function : basic functionality
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Testing the behavior of array_intersect() by passing different arrays for the arguments.
+* Function is tested by passing associative array as well as array with default keys.
+*/
+
+echo "*** Testing array_intersect() : basic functionality ***\n";
+
+// array with default keys
+$arr_default_keys = array(1, 2, "hello", 'world');
+
+// associative array
+$arr_associative = array("one" => 1, "two" => 2);
+
+// default key array for both $arr1 and $arr2 argument
+var_dump( array_intersect($arr_default_keys, $arr_default_keys) );
+
+// default key array for $arr1 and associative array for $arr2 argument
+var_dump( array_intersect($arr_default_keys, $arr_associative) );
+
+// associative array for $arr1 and default key array for $arr2
+var_dump( array_intersect($arr_associative, $arr_default_keys) );
+
+// associative array for both $arr1 and $arr2 argument
+var_dump( array_intersect($arr_associative, $arr_associative) );
+
+// more arrays to be intersected
+$arr3 = array(2, 3, 4);
+var_dump( array_intersect($arr_default_keys, $arr_associative, $arr3) );
+var_dump( array_intersect($arr_associative, $arr_default_keys, $arr3, $arr_associative) );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : basic functionality ***
+array(4) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+ [2]=>
+ string(5) "hello"
+ [3]=>
+ string(5) "world"
+}
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+array(2) {
+ ["one"]=>
+ int(1)
+ ["two"]=>
+ int(2)
+}
+array(2) {
+ ["one"]=>
+ int(1)
+ ["two"]=>
+ int(2)
+}
+array(1) {
+ [1]=>
+ int(2)
+}
+array(1) {
+ ["two"]=>
+ int(2)
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : error conditions
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+echo "*** Testing array_intersect() : error conditions ***\n";
+
+// Testing array_intersect() with zero arguments
+echo "\n-- Testing array_intersect() function with Zero arguments --\n";
+var_dump( array_intersect() );
+
+// Testing array_intersect() with one less than the expected number of arguments
+echo "\n-- Testing array_intersect() function with less than expected no. of arguments --\n";
+$arr1 = array(1, 2);
+var_dump( array_intersect($arr1) );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : error conditions ***
+
+-- Testing array_intersect() function with Zero arguments --
+
+Warning: Wrong parameter count for array_intersect() in %s on line %d
+NULL
+
+-- Testing array_intersect() function with less than expected no. of arguments --
+
+Warning: Wrong parameter count for array_intersect() in %s on line %d
+NULL
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - unexpected values for 'arr1' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Testing array_intersect() function by passing values to $arr1 argument other than arrays
+* and see that function emits proper warning messages wherever expected.
+* The $arr2 argument is a fixed array.
+*/
+
+echo "*** Testing array_intersect() : Passing non-array values to \$arr1 argument ***\n";
+
+// array to be passsed to $arr2 as default argument
+$arr2 = array(1, 2);
+
+// array to be passed to optional argument
+$arr3 = array(1, 2, "one" => 1, "two" => 2);
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a class
+class classA
+{
+ public function __toString() {
+ return "Class A object";
+ }
+}
+
+// heredoc string
+$heredoc = <<<EOT
+hello world
+EOT;
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// unexpected values to be passed to $arr1 argument
+$arrays = array(
+
+ // int data
+/*1*/ 0,
+ 1,
+ 12345,
+ -2345,
+
+ // float data
+/*5*/ 10.5,
+ -10.5,
+ 12.3456789000e10,
+ 12.3456789000E-10,
+ .5,
+
+ // null data
+/*10*/ NULL,
+ null,
+
+ // boolean data
+/*12*/ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // empty data
+/*16*/ "",
+ '',
+
+ // string data
+/*18*/ "string",
+ 'string',
+ $heredoc,
+
+ // object data
+/*21*/ new classA(),
+
+ // undefined data
+/*22*/ @$undefined_var,
+
+ // unset data
+/*23*/ @$unset_var,
+
+ // resource variable
+/*24*/ $fp
+);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $unexpected_value) {
+ echo "\n-- Iterator $iterator --";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($unexpected_value,$arr2) );
+
+ // Calling array_intersect() with more arguments
+ var_dump( array_intersect($unexpected_value, $arr2, $arr3) );
+ $iterator++;
+}
+
+// close the file resource used
+fclose($fp);
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : Passing non-array values to $arr1 argument ***
+
+-- Iterator 1 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 2 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 3 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 4 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 5 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 6 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 7 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 8 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 9 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 10 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 11 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 12 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 13 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 14 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 15 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 16 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 17 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 18 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 19 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 20 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 21 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 22 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 23 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+-- Iterator 24 --
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #1 is not an array in %s on line %d
+NULL
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - binary safe checking
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Testing the behavior of array_intersect() by passing array with
+* binary values for $arr1 and $arr2 argument.
+*/
+
+echo "*** Testing array_intersect() : binary safe checking ***\n";
+
+// array with binary values
+$arr_binary = array(b"hello", b"world");
+// simple array
+$arr_normal = array("hello", "world");
+
+// array with binary value for $arr1 argument
+var_dump( array_intersect($arr_binary, $arr_normal) );
+
+// array with binary value for $arr2 argument
+var_dump( array_intersect($arr_normal, $arr_binary) );
+
+// array with binary value for both $arr1 and $arr2 argument
+var_dump( array_intersect($arr_binary, $arr_binary) );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : binary safe checking ***
+array(2) {
+ [0]=>
+ string(5) "hello"
+ [1]=>
+ string(5) "world"
+}
+array(2) {
+ [0]=>
+ string(5) "hello"
+ [1]=>
+ string(5) "world"
+}
+array(2) {
+ [0]=>
+ string(5) "hello"
+ [1]=>
+ string(5) "world"
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - unexpected values for 'arr2' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Testing array_intersect() function by passing values to $arr2 argument other than arrays
+* and see that function emits proper warning messages wherever expected.
+* The $arr1 argument is a fixed array.
+*/
+
+echo "*** Testing array_intersect() : Passing non-array values to \$arr2 argument ***\n";
+
+// array to be passsed to $arr1 as default argument
+$arr1 = array(1, 2);
+
+// arrays to be passed to optional argument
+$arr3 = array(1, 2, "one" => 1, "two" => 2);
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a class
+class classA
+{
+ public function __toString() {
+ return "Class A object";
+ }
+}
+
+// heredoc string
+$heredoc = <<<EOT
+hello world
+EOT;
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// unexpected values to be passed to $arr2 argument
+$arrays = array(
+
+ // int data
+/*1*/ 0,
+ 1,
+ 12345,
+ -2345,
+
+ // float data
+/*5*/ 10.5,
+ -10.5,
+ 12.3456789000e10,
+ 12.3456789000E-10,
+ .5,
+
+ // null data
+/*10*/ NULL,
+ null,
+
+ // boolean data
+/*12*/ true,
+ false,
+ TRUE,
+ FALSE,
+
+ // empty data
+/*16*/ "",
+ '',
+
+ // string data
+/*18*/ "string",
+ 'string',
+ $heredoc,
+
+ // object data
+/*21*/ new classA(),
+
+ // undefined data
+/*22*/ @$undefined_var,
+
+ // unset data
+/*23*/ @$unset_var,
+
+ // resource variable
+/*24*/ $fp
+);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $unexpected_value) {
+ echo "\n-- Iterator $iterator --";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1,$unexpected_value) );
+
+ // Calling array_intersect() with more arguments
+ var_dump( array_intersect($arr1, $unexpected_value, $arr3) );
+
+ $iterator++;
+}
+
+// close the file resource used
+fclose($fp);
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : Passing non-array values to $arr2 argument ***
+
+-- Iterator 1 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 2 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 3 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 4 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 5 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 6 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 7 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 8 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 9 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 10 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 11 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 12 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 13 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 14 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 15 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 16 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 17 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 18 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 19 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 20 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 21 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 22 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 23 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+-- Iterator 24 --
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+
+Warning: array_intersect(): Argument #2 is not an array in %s on line %d
+NULL
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - different arrays for 'arr1' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Passing different types of arrays to $arr1 argument and testing whether
+* array_intersect() behaves in expected way with the other arguments passed to the function
+* The $arr2 argument is a fixed array.
+*/
+
+echo "*** Testing array_intersect() : Passing different types of arrays to \$arr1 argument ***\n";
+
+/* Different heredoc strings passed as argument to $arr1 */
+// heredoc with blank line
+$blank_line = <<<EOT
+
+
+EOT;
+
+// heredoc with multiline string
+$multiline_string = <<<EOT
+hello world
+The big brown fox jumped over;
+the lazy dog
+This is a double quoted string
+EOT;
+
+// heredoc with diferent whitespaces
+$diff_whitespaces = <<<EOT
+hello\r world\t
+1111\t\t != 2222\v\v
+heredoc\ndouble quoted string. with\vdifferent\fwhite\vspaces
+EOT;
+
+// heredoc with quoted strings and numeric values
+$numeric_string = <<<EOT
+11 < 12. 123 >22
+'single quoted string'
+"double quoted string"
+2222 != 1111.\t 0000 = 0000\n
+EOT;
+
+// arrays to be passed to $arr1 argument
+$arrays = array (
+/*1*/ array(1, 2), // array with default keys and numeric values
+ array(1.1, 2.2), // array with default keys & float values
+ array(false,true), // array with default keys and boolean values
+ array(), // empty array
+/*5*/ array(NULL), // array with NULL
+ array("a\v\f","aaaa\r","b","b\tbbb","c","\[\]\!\@\#\$\%\^\&\*\(\)\{\}"), // array with double quoted strings
+ array('a\v\f','aaaa\r','b','b\tbbb','c','\[\]\!\@\#\$\%\^\&\*\(\)\{\}'), // array with single quoted strings
+ array($blank_line, $multiline_string, $diff_whitespaces, $numeric_string), // array with heredocs
+
+ // associative arrays
+/*9*/ array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values
+ array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values
+ array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values
+ array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value
+ array("one" => 1, 2 => "two", 4 => "four"), //mixed
+
+ // associative array, containing null/empty/boolean values as key/value
+/*14*/ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null),
+ array(true => "true", false => "false", "false" => false, "true" => true),
+ array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''),
+ array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true),
+ array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6),
+
+ // array with repetative keys
+/*19*/ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3)
+);
+
+
+// array to be passsed to $arr2 argument
+$arr2 = array (
+ 1, 1.1, "hello", "one", NULL, 2,
+ 'world', true, false, false => 5, 'aaaa\r', "aaaa\r",
+ $numeric_string, $diff_whitespaces,
+ "one" => "ten", 4 => "four", "two" => 2, 2 => "two",
+ '', null => "null", '' => 'emptys'
+);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr1) {
+ echo "-- Iterator $iterator --\n";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1, $arr2) );
+
+ // Calling array_intersect() with more arguments.
+ // additional argument passed is the same as $arr1 argument
+ var_dump( array_intersect($arr1, $arr2, $arr1) );
+ $iterator++;
+}
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : Passing different types of arrays to $arr1 argument ***
+-- Iterator 1 --
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+-- Iterator 2 --
+array(1) {
+ [0]=>
+ float(1.1)
+}
+array(1) {
+ [0]=>
+ float(1.1)
+}
+-- Iterator 3 --
+array(2) {
+ [0]=>
+ bool(false)
+ [1]=>
+ bool(true)
+}
+array(2) {
+ [0]=>
+ bool(false)
+ [1]=>
+ bool(true)
+}
+-- Iterator 4 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 5 --
+array(1) {
+ [0]=>
+ NULL
+}
+array(1) {
+ [0]=>
+ NULL
+}
+-- Iterator 6 --
+array(1) {
+ [1]=>
+ string(5) "aaaa
+"
+}
+array(1) {
+ [1]=>
+ string(5) "aaaa
+"
+}
+-- Iterator 7 --
+array(1) {
+ [1]=>
+ string(6) "aaaa\r"
+}
+array(1) {
+ [1]=>
+ string(6) "aaaa\r"
+}
+-- Iterator 8 --
+array(2) {
+ [2]=>
+ string(88) "hello
+ world
+1111 != 2222\v\v
+heredoc
+double quoted string. with\vdifferent\fwhite\vspaces"
+ [3]=>
+ string(90) "11 < 12. 123 >22
+'single quoted string'
+"double quoted string"
+2222 != 1111. 0000 = 0000
+"
+}
+array(2) {
+ [2]=>
+ string(88) "hello
+ world
+1111 != 2222\v\v
+heredoc
+double quoted string. with\vdifferent\fwhite\vspaces"
+ [3]=>
+ string(90) "11 < 12. 123 >22
+'single quoted string'
+"double quoted string"
+2222 != 1111. 0000 = 0000
+"
+}
+-- Iterator 9 --
+array(2) {
+ [1]=>
+ string(3) "one"
+ [2]=>
+ string(3) "two"
+}
+array(2) {
+ [1]=>
+ string(3) "one"
+ [2]=>
+ string(3) "two"
+}
+-- Iterator 10 --
+array(2) {
+ ["one"]=>
+ int(1)
+ ["two"]=>
+ int(2)
+}
+array(2) {
+ ["one"]=>
+ int(1)
+ ["two"]=>
+ int(2)
+}
+-- Iterator 11 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 12 --
+array(1) {
+ ["one"]=>
+ string(3) "ten"
+}
+array(1) {
+ ["one"]=>
+ string(3) "ten"
+}
+-- Iterator 13 --
+array(3) {
+ ["one"]=>
+ int(1)
+ [2]=>
+ string(3) "two"
+ [4]=>
+ string(4) "four"
+}
+array(3) {
+ ["one"]=>
+ int(1)
+ [2]=>
+ string(3) "two"
+ [4]=>
+ string(4) "four"
+}
+-- Iterator 14 --
+array(2) {
+ ["NULL"]=>
+ NULL
+ ["null"]=>
+ NULL
+}
+array(2) {
+ ["NULL"]=>
+ NULL
+ ["null"]=>
+ NULL
+}
+-- Iterator 15 --
+array(2) {
+ ["false"]=>
+ bool(false)
+ ["true"]=>
+ bool(true)
+}
+array(2) {
+ ["false"]=>
+ bool(false)
+ ["true"]=>
+ bool(true)
+}
+-- Iterator 16 --
+array(3) {
+ [""]=>
+ string(6) "emptys"
+ ["emptyd"]=>
+ string(0) ""
+ ["emptys"]=>
+ string(0) ""
+}
+array(3) {
+ [""]=>
+ string(6) "emptys"
+ ["emptyd"]=>
+ string(0) ""
+ ["emptys"]=>
+ string(0) ""
+}
+-- Iterator 17 --
+array(6) {
+ [1]=>
+ string(0) ""
+ [2]=>
+ string(0) ""
+ [3]=>
+ NULL
+ [4]=>
+ NULL
+ [5]=>
+ bool(false)
+ [6]=>
+ bool(true)
+}
+array(6) {
+ [1]=>
+ string(0) ""
+ [2]=>
+ string(0) ""
+ [3]=>
+ NULL
+ [4]=>
+ NULL
+ [5]=>
+ bool(false)
+ [6]=>
+ bool(true)
+}
+-- Iterator 18 --
+array(1) {
+ [0]=>
+ int(5)
+}
+array(1) {
+ [0]=>
+ int(5)
+}
+-- Iterator 19 --
+array(0) {
+}
+array(0) {
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - different arrays for 'arr2' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Passing different types of arrays to $arr2 argument and testing whether
+* array_intersect() behaves in expected way with the other arguments passed to the function.
+* The $arr1 argument is a fixed array.
+*/
+
+echo "*** Testing array_intersect() : Passing different types of arrays to \$arr2 argument ***\n";
+
+/* Different heredoc strings passed as argument to $arr2 */
+// heredoc with blank line
+$blank_line = <<<EOT
+
+
+EOT;
+
+// heredoc with multiline string
+$multiline_string = <<<EOT
+hello world
+The big brown fox jumped over;
+the lazy dog
+This is a double quoted string
+EOT;
+
+// heredoc with diferent whitespaces
+$diff_whitespaces = <<<EOT
+hello\r world\t
+1111\t\t != 2222\v\v
+heredoc\ndouble quoted string. with\vdifferent\fwhite\vspaces
+EOT;
+
+// heredoc with quoted strings and numeric values
+$numeric_string = <<<EOT
+11 < 12. 123 >22
+'single quoted string'
+"double quoted string"
+2222 != 1111.\t 0000 = 0000\n
+EOT;
+
+// array to be passsed to $arr1 argument
+$arr1 = array (
+ 1, 1.1, "hello", "one", NULL, 2,
+ 'world', true, false, false => 5, 'aaaa\r', "aaaa\r",
+ $numeric_string, $diff_whitespaces,
+ "one" => "ten", 4 => "four", "two" => 2, 2 => "two",
+ '', null => "null", '' => 'emptys'
+);
+
+// arrays to be passed to $arr2 argument
+$arrays = array (
+/*1*/ array(1, 2), // array with default keys and numeric values
+ array(1.1, 2.2), // array with default keys & float values
+ array(false,true), // array with default keys and boolean values
+ array(), // empty array
+/*5*/ array(NULL), // array with NULL
+ array("a\v\f","aaaa\r","b","b\tbbb","c","\[\]\!\@\#\$\%\^\&\*\(\)\{\}"), // array with double quoted strings
+ array('a\v\f','aaaa\r','b','b\tbbb','c','\[\]\!\@\#\$\%\^\&\*\(\)\{\}'), // array with single quoted strings
+ array($blank_line, $multiline_string, $diff_whitespaces, $numeric_string), // array with heredocs
+
+ // associative arrays
+/*9*/ array(1 => "one", 2 => "two", 3 => "three"), // explicit numeric keys, string values
+ array("one" => 1, "two" => 2, "three" => 3 ), // string keys & numeric values
+ array( 1 => 10, 2 => 20, 4 => 40, 3 => 30), // explicit numeric keys and numeric values
+ array( "one" => "ten", "two" => "twenty", "three" => "thirty"), // string key/value
+ array("one" => 1, 2 => "two", 4 => "four"), //mixed
+
+ // associative array, containing null/empty/boolean values as key/value
+/*14*/ array(NULL => "NULL", null => "null", "NULL" => NULL, "null" => null),
+ array(true => "true", false => "false", "false" => false, "true" => true),
+ array("" => "emptyd", '' => 'emptys', "emptyd" => "", 'emptys' => ''),
+ array(1 => '', 2 => "", 3 => NULL, 4 => null, 5 => false, 6 => true),
+ array('' => 1, "" => 2, NULL => 3, null => 4, false => 5, true => 6),
+
+ // array with repetative keys
+/*19*/ array("One" => 1, "two" => 2, "One" => 10, "two" => 20, "three" => 3)
+);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr2) {
+ echo "-- Iteration $iterator --\n";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1, $arr2) );
+
+ // Calling array_intersect() with more arguments
+ // additional argument passed is the same as $arr1 argument
+ var_dump( array_intersect($arr1, $arr2, $arr1) );
+ $iterator++;
+}
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : Passing different types of arrays to $arr2 argument ***
+-- Iteration 1 --
+array(3) {
+ [5]=>
+ int(2)
+ [7]=>
+ bool(true)
+ ["two"]=>
+ int(2)
+}
+array(3) {
+ [5]=>
+ int(2)
+ [7]=>
+ bool(true)
+ ["two"]=>
+ int(2)
+}
+-- Iteration 2 --
+array(1) {
+ [1]=>
+ float(1.1)
+}
+array(1) {
+ [1]=>
+ float(1.1)
+}
+-- Iteration 3 --
+array(3) {
+ [7]=>
+ bool(true)
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+array(3) {
+ [7]=>
+ bool(true)
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+-- Iteration 4 --
+array(0) {
+}
+array(0) {
+}
+-- Iteration 5 --
+array(2) {
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+array(2) {
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+-- Iteration 6 --
+array(1) {
+ [10]=>
+ string(5) "aaaa
+"
+}
+array(1) {
+ [10]=>
+ string(5) "aaaa
+"
+}
+-- Iteration 7 --
+array(1) {
+ [9]=>
+ string(6) "aaaa\r"
+}
+array(1) {
+ [9]=>
+ string(6) "aaaa\r"
+}
+-- Iteration 8 --
+array(2) {
+ [11]=>
+ string(90) "11 < 12. 123 >22
+'single quoted string'
+"double quoted string"
+2222 != 1111. 0000 = 0000
+"
+ [12]=>
+ string(88) "hello
+ world
+1111 != 2222\v\v
+heredoc
+double quoted string. with\vdifferent\fwhite\vspaces"
+}
+array(2) {
+ [11]=>
+ string(90) "11 < 12. 123 >22
+'single quoted string'
+"double quoted string"
+2222 != 1111. 0000 = 0000
+"
+ [12]=>
+ string(88) "hello
+ world
+1111 != 2222\v\v
+heredoc
+double quoted string. with\vdifferent\fwhite\vspaces"
+}
+-- Iteration 9 --
+array(2) {
+ [2]=>
+ string(3) "two"
+ [3]=>
+ string(3) "one"
+}
+array(2) {
+ [2]=>
+ string(3) "two"
+ [3]=>
+ string(3) "one"
+}
+-- Iteration 10 --
+array(3) {
+ [5]=>
+ int(2)
+ [7]=>
+ bool(true)
+ ["two"]=>
+ int(2)
+}
+array(3) {
+ [5]=>
+ int(2)
+ [7]=>
+ bool(true)
+ ["two"]=>
+ int(2)
+}
+-- Iteration 11 --
+array(0) {
+}
+array(0) {
+}
+-- Iteration 12 --
+array(1) {
+ ["one"]=>
+ string(3) "ten"
+}
+array(1) {
+ ["one"]=>
+ string(3) "ten"
+}
+-- Iteration 13 --
+array(3) {
+ [2]=>
+ string(3) "two"
+ [4]=>
+ string(4) "four"
+ [7]=>
+ bool(true)
+}
+array(3) {
+ [2]=>
+ string(3) "two"
+ [4]=>
+ string(4) "four"
+ [7]=>
+ bool(true)
+}
+-- Iteration 14 --
+array(2) {
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+array(2) {
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+-- Iteration 15 --
+array(3) {
+ [7]=>
+ bool(true)
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+array(3) {
+ [7]=>
+ bool(true)
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+-- Iteration 16 --
+array(3) {
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+ [""]=>
+ string(6) "emptys"
+}
+array(3) {
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+ [""]=>
+ string(6) "emptys"
+}
+-- Iteration 17 --
+array(3) {
+ [7]=>
+ bool(true)
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+array(3) {
+ [7]=>
+ bool(true)
+ [8]=>
+ bool(false)
+ [13]=>
+ string(0) ""
+}
+-- Iteration 18 --
+array(1) {
+ [0]=>
+ int(5)
+}
+array(1) {
+ [0]=>
+ int(5)
+}
+-- Iteration 19 --
+array(0) {
+}
+array(0) {
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - assoc array with diff keys for 'arr1' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * Testing the functionality of array_intersect() by passing different
+ * associative arrays having different possible keys to $arr1 argument.
+ * The $arr2 argument is a fixed array
+*/
+
+echo "*** Testing array_intersect() : assoc array with diff keys to \$arr1 argument ***\n";
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// get a class
+class classA
+{
+ public function __toString(){
+ return "Class A object";
+ }
+}
+
+// get a heredoc string
+$heredoc = <<<EOT
+Hello world
+EOT;
+
+// different variations of associative arrays to be passed to $arr1 argument
+$arrays = array (
+
+ // empty array
+/*1*/ array(),
+
+ // arrays with integer keys
+ array(0 => "0"),
+ array(1 => "1"),
+ array(1 => "1", 2 => "2", 3 => "3", 4 => "4"),
+
+ // arrays with float keys
+/*5*/ array(2.3333 => "float"),
+ array(1.2 => "f1", 3.33 => "f2",
+ 4.89999922839999 => "f3",
+ 33333333.333333 => "f4"),
+
+ // arrays with string keys
+/*7*/ array('\tHello' => 111, 're\td' => "color",
+ '\v\fworld' => 2.2, 'pen\n' => 33),
+ array("\tHello" => 111, "re\td" => "color",
+ "\v\fworld" => 2.2, "pen\n" => 33),
+ array("hello", $heredoc => "string"), // heredoc
+
+ // array with object, unset variable and resource variable
+/*10*/ array(new classA() => 11, @$unset_var => "hello", $fp => 'resource'),
+
+ // array with mixed keys
+/*11*/ array('hello' => 1, new classA() => 2, "fruit" => 2.2,
+ $fp => 'resource', 133 => "int", 444.432 => "float",
+ @$unset_var => "unset", $heredoc => "heredoc")
+);
+
+// array to be passsed to $arr2 argument
+$arr2 = array(1, "float", "f4", "hello", 2.2, 'color', "string", "pen\n", 11);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr1) {
+ echo "-- Iterator $iterator --\n";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1, $arr2) );
+
+ // Calling array_intersect() with more arguments.
+ // additional argument passed is the same as $arr1 argument
+ var_dump( array_intersect($arr1, $arr2, $arr1) );
+ $iterator++;
+}
+
+// close the file resource used
+fclose($fp);
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : assoc array with diff keys to $arr1 argument ***
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+-- Iterator 1 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 2 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 3 --
+array(1) {
+ [1]=>
+ string(1) "1"
+}
+array(1) {
+ [1]=>
+ string(1) "1"
+}
+-- Iterator 4 --
+array(1) {
+ [1]=>
+ string(1) "1"
+}
+array(1) {
+ [1]=>
+ string(1) "1"
+}
+-- Iterator 5 --
+array(1) {
+ [2]=>
+ string(5) "float"
+}
+array(1) {
+ [2]=>
+ string(5) "float"
+}
+-- Iterator 6 --
+array(1) {
+ [33333333]=>
+ string(2) "f4"
+}
+array(1) {
+ [33333333]=>
+ string(2) "f4"
+}
+-- Iterator 7 --
+array(2) {
+ ["re\td"]=>
+ string(5) "color"
+ ["\v\fworld"]=>
+ float(2.2)
+}
+array(2) {
+ ["re\td"]=>
+ string(5) "color"
+ ["\v\fworld"]=>
+ float(2.2)
+}
+-- Iterator 8 --
+array(2) {
+ ["re d"]=>
+ string(5) "color"
+ ["\v\fworld"]=>
+ float(2.2)
+}
+array(2) {
+ ["re d"]=>
+ string(5) "color"
+ ["\v\fworld"]=>
+ float(2.2)
+}
+-- Iterator 9 --
+array(2) {
+ [0]=>
+ string(5) "hello"
+ ["Hello world"]=>
+ string(6) "string"
+}
+array(2) {
+ [0]=>
+ string(5) "hello"
+ ["Hello world"]=>
+ string(6) "string"
+}
+-- Iterator 10 --
+array(1) {
+ [""]=>
+ string(5) "hello"
+}
+array(1) {
+ [""]=>
+ string(5) "hello"
+}
+-- Iterator 11 --
+array(3) {
+ ["hello"]=>
+ int(1)
+ ["fruit"]=>
+ float(2.2)
+ [444]=>
+ string(5) "float"
+}
+array(3) {
+ ["hello"]=>
+ int(1)
+ ["fruit"]=>
+ float(2.2)
+ [444]=>
+ string(5) "float"
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - assoc array with diff keys for 'arr2' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * Testing the functionality of array_intersect() by passing different
+ * associative arrays having different possible keys to $arr2 argument.
+ * The $arr1 argument is a fixed array.
+*/
+
+echo "*** Testing array_intersect() : assoc array with diff keys to \$arr2 argument ***\n";
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// get a class
+class classA
+{
+ public function __toString(){
+ return "Class A object";
+ }
+}
+
+// get a heredoc string
+$heredoc = <<<EOT
+Hello world
+EOT;
+
+// different variations of associative arrays to be passed to $arr2 argument
+$arrays = array (
+
+ // empty array
+/*1*/ array(),
+
+ // arrays with integer keys
+ array(0 => "0"),
+ array(1 => "1"),
+ array(1 => "1", 2 => "2", 3 => "3", 4 => "4"),
+
+ // arrays with float keys
+/*5*/ array(2.3333 => "float"),
+ array(1.2 => "f1", 3.33 => "f2",
+ 4.89999922839999 => "f3",
+ 33333333.333333 => "f4"),
+
+ // arrays with string keys
+/*7*/ array('\tHello' => 111, 're\td' => "color",
+ '\v\fworld' => 2.2, 'pen\n' => 33),
+ array("\tHello" => 111, "re\td" => "color",
+ "\v\fworld" => 2.2, "pen\n" => 33),
+ array("hello", $heredoc => "string"), // heredoc
+
+ // array with object, unset variable and resource variable
+/*10*/ array(new classA() => 11, @$unset_var => "hello", $fp => 'resource'),
+
+ // array with mixed keys
+/*11*/ array('hello' => 1, new classA() => 2, "fruit" => 2.2,
+ $fp => 'resource', 133 => "int", 444.432 => "float",
+ @$unset_var => "unset", $heredoc => "heredoc")
+);
+
+// array to be passsed to $arr1 argument
+$arr1 = array(1, "float", "f4", "hello", 2.2, 'color', "string", "pen\n", 11);
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr2) {
+ echo "-- Iterator $iterator --\n";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1, $arr2) );
+
+ // Calling array_intersect() with more arguments.
+ // additional argument passed is the same as $arr1 argument
+ var_dump( array_intersect($arr1, $arr2, $arr1) );
+ $iterator++;
+}
+
+// close the file resource used
+fclose($fp);
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : assoc array with diff keys to $arr2 argument ***
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+
+Warning: Illegal offset type in %s on line %d
+-- Iterator 1 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 2 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 3 --
+array(1) {
+ [0]=>
+ int(1)
+}
+array(1) {
+ [0]=>
+ int(1)
+}
+-- Iterator 4 --
+array(1) {
+ [0]=>
+ int(1)
+}
+array(1) {
+ [0]=>
+ int(1)
+}
+-- Iterator 5 --
+array(1) {
+ [1]=>
+ string(5) "float"
+}
+array(1) {
+ [1]=>
+ string(5) "float"
+}
+-- Iterator 6 --
+array(1) {
+ [2]=>
+ string(2) "f4"
+}
+array(1) {
+ [2]=>
+ string(2) "f4"
+}
+-- Iterator 7 --
+array(2) {
+ [4]=>
+ float(2.2)
+ [5]=>
+ string(5) "color"
+}
+array(2) {
+ [4]=>
+ float(2.2)
+ [5]=>
+ string(5) "color"
+}
+-- Iterator 8 --
+array(2) {
+ [4]=>
+ float(2.2)
+ [5]=>
+ string(5) "color"
+}
+array(2) {
+ [4]=>
+ float(2.2)
+ [5]=>
+ string(5) "color"
+}
+-- Iterator 9 --
+array(2) {
+ [3]=>
+ string(5) "hello"
+ [6]=>
+ string(6) "string"
+}
+array(2) {
+ [3]=>
+ string(5) "hello"
+ [6]=>
+ string(6) "string"
+}
+-- Iterator 10 --
+array(1) {
+ [3]=>
+ string(5) "hello"
+}
+array(1) {
+ [3]=>
+ string(5) "hello"
+}
+-- Iterator 11 --
+array(3) {
+ [0]=>
+ int(1)
+ [1]=>
+ string(5) "float"
+ [4]=>
+ float(2.2)
+}
+array(3) {
+ [0]=>
+ int(1)
+ [1]=>
+ string(5) "float"
+ [4]=>
+ float(2.2)
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - assoc array with diff values for 'arr1' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * Testing the functionality of array_intersect() by passing different
+ * associative arrays having different possible values to $arr1 argument.
+ * The $arr2 argument is a fixed array
+*/
+
+echo "*** Testing array_intersect() : assoc array with diff values to \$arr1 argument ***\n";
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// get a class
+class classA
+{
+ public function __toString(){
+ return "Class A object";
+ }
+}
+
+// get a heredoc string
+$heredoc = <<<EOT
+Hello world
+EOT;
+
+// different variations of associative arrays to be passed to $arr1 argument
+$arrays = array (
+
+ // empty array
+/*1*/ array(),
+
+ // arrays with integer values
+ array('0' => 0),
+ array("1" => 1),
+ array("one" => 1, 'two' => 2, "three" => 3, 4 => 4),
+
+ // arrays with float values
+/*5*/ array("float" => 2.3333),
+ array("f1" => 1.2, 'f2' => 3.33, 3 => 4.89999922839999, 'f4' => 33333333.333333),
+
+ // arrays with string values
+/*7*/ array(111 => "\tHello", "red" => "col\tor", 2 => "\v\fworld", 3.3 => "pen\n"),
+ array(111 => '\tHello', "red" => 'col\tor', 2 => '\v\fworld', 3.3 => 'pen\n'),
+ array(1 => "hello", "heredoc" => $heredoc),
+
+ // array with object, unset variable and resource variable
+/*10*/ array(11 => new classA(), "unset" => @$unset_var, "resource" => $fp),
+
+ // array with mixed values
+/*11*/ array(1 => 'hello', 2 => new classA(), 222 => "fruit",
+ 'resource' => $fp, "int" => 133, "float" => 444.432,
+ "unset" => @$unset_var, "heredoc" => $heredoc)
+);
+
+// array to be passsed to $arr2 argument
+$arr2 = array(1, 2, 1.2, 2.3333, "col\tor", '\v\fworld', $fp,
+ "Hello world", $heredoc, new classA(), 444.432, "fruit");
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr1) {
+ echo "-- Iterator $iterator --\n";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1, $arr2) );
+
+ // Calling array_intersect() with more arguments.
+ // additional argument passed is the same as $arr1 argument
+ var_dump( array_intersect($arr1, $arr2, $arr1) );
+ $iterator++;
+}
+
+// close the file resource used
+fclose($fp);
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : assoc array with diff values to $arr1 argument ***
+-- Iterator 1 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 2 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 3 --
+array(1) {
+ [1]=>
+ int(1)
+}
+array(1) {
+ [1]=>
+ int(1)
+}
+-- Iterator 4 --
+array(2) {
+ ["one"]=>
+ int(1)
+ ["two"]=>
+ int(2)
+}
+array(2) {
+ ["one"]=>
+ int(1)
+ ["two"]=>
+ int(2)
+}
+-- Iterator 5 --
+array(1) {
+ ["float"]=>
+ float(2.3333)
+}
+array(1) {
+ ["float"]=>
+ float(2.3333)
+}
+-- Iterator 6 --
+array(1) {
+ ["f1"]=>
+ float(1.2)
+}
+array(1) {
+ ["f1"]=>
+ float(1.2)
+}
+-- Iterator 7 --
+array(1) {
+ ["red"]=>
+ string(6) "col or"
+}
+array(1) {
+ ["red"]=>
+ string(6) "col or"
+}
+-- Iterator 8 --
+array(1) {
+ [2]=>
+ string(9) "\v\fworld"
+}
+array(1) {
+ [2]=>
+ string(9) "\v\fworld"
+}
+-- Iterator 9 --
+array(1) {
+ ["heredoc"]=>
+ string(11) "Hello world"
+}
+array(1) {
+ ["heredoc"]=>
+ string(11) "Hello world"
+}
+-- Iterator 10 --
+array(2) {
+ [11]=>
+ object(classA)#%d (0) {
+ }
+ ["resource"]=>
+ resource(%d) of type (stream)
+}
+array(2) {
+ [11]=>
+ object(classA)#%d (0) {
+ }
+ ["resource"]=>
+ resource(%d) of type (stream)
+}
+-- Iterator 11 --
+array(5) {
+ [2]=>
+ object(classA)#%d (0) {
+ }
+ [222]=>
+ string(5) "fruit"
+ ["resource"]=>
+ resource(%d) of type (stream)
+ ["float"]=>
+ float(444.432)
+ ["heredoc"]=>
+ string(11) "Hello world"
+}
+array(5) {
+ [2]=>
+ object(classA)#%d (0) {
+ }
+ [222]=>
+ string(5) "fruit"
+ ["resource"]=>
+ resource(%d) of type (stream)
+ ["float"]=>
+ float(444.432)
+ ["heredoc"]=>
+ string(11) "Hello world"
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - assoc array with diff values for 'arr2' argument
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+ * Testing the functionality of array_intersect() by passing different
+ * associative arrays having different possible values to $arr2 argument.
+ * The $arr1 argument is a fixed array.
+*/
+
+echo "*** Testing array_intersect() : assoc array with diff values to \$arr2 argument ***\n";
+
+// get an unset variable
+$unset_var = 10;
+unset ($unset_var);
+
+// get a resource variable
+$fp = fopen(__FILE__, "r");
+
+// get a class
+class classA
+{
+ public function __toString(){
+ return "Class A object";
+ }
+}
+
+// get a heredoc string
+$heredoc = <<<EOT
+Hello world
+EOT;
+
+// different variations of associative arrays to be passed to $arr2 argument
+$arrays = array (
+
+ // empty array
+/*1*/ array(),
+
+ // arrays with integer values
+ array('0' => 0),
+ array("1" => 1),
+ array("one" => 1, 'two' => 2, "three" => 3, 4 => 4),
+
+ // arrays with float values
+/*5*/ array("float" => 2.3333),
+ array("f1" => 1.2, 'f2' => 3.33, 3 => 4.89999922839999, 'f4' => 33333333.333333),
+
+ // arrays with string values
+/*7*/ array(111 => "\tHello", "red" => "col\tor", 2 => "\v\fworld", 3.3 => "pen\n"),
+ array(111 => '\tHello', "red" => 'col\tor', 2 => '\v\fworld', 3.3 => 'pen\n'),
+ array(1 => "hello", "heredoc" => $heredoc),
+
+ // array with object, unset variable and resource variable
+/*10*/ array(11 => new classA(), "unset" => @$unset_var, "resource" => $fp),
+
+ // array with mixed values
+/*11*/ array(1 => 'hello', 2 => new classA(), 222 => "fruit",
+ 'resource' => $fp, "int" => 133, "float" => 444.432,
+ "unset" => @$unset_var, "heredoc" => $heredoc)
+);
+
+// array to be passsed to $arr1 argument
+$arr1 = array(1, 2, 1.2, 2.3333, "col\tor", '\v\fworld', $fp,
+ "Hello world", $heredoc, new classA(), 444.432, "fruit");
+
+// loop through each sub-array within $arrrays to check the behavior of array_intersect()
+$iterator = 1;
+foreach($arrays as $arr2) {
+ echo "-- Iterator $iterator --\n";
+
+ // Calling array_intersect() with default arguments
+ var_dump( array_intersect($arr1, $arr2) );
+
+ // Calling array_intersect() with more arguments.
+ // additional argument passed is the same as $arr1 argument
+ var_dump( array_intersect($arr1, $arr2, $arr1) );
+ $iterator++;
+}
+
+// close the file resource used
+fclose($fp);
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : assoc array with diff values to $arr2 argument ***
+-- Iterator 1 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 2 --
+array(0) {
+}
+array(0) {
+}
+-- Iterator 3 --
+array(1) {
+ [0]=>
+ int(1)
+}
+array(1) {
+ [0]=>
+ int(1)
+}
+-- Iterator 4 --
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+-- Iterator 5 --
+array(1) {
+ [3]=>
+ float(2.3333)
+}
+array(1) {
+ [3]=>
+ float(2.3333)
+}
+-- Iterator 6 --
+array(1) {
+ [2]=>
+ float(1.2)
+}
+array(1) {
+ [2]=>
+ float(1.2)
+}
+-- Iterator 7 --
+array(1) {
+ [4]=>
+ string(6) "col or"
+}
+array(1) {
+ [4]=>
+ string(6) "col or"
+}
+-- Iterator 8 --
+array(1) {
+ [5]=>
+ string(9) "\v\fworld"
+}
+array(1) {
+ [5]=>
+ string(9) "\v\fworld"
+}
+-- Iterator 9 --
+array(2) {
+ [7]=>
+ string(11) "Hello world"
+ [8]=>
+ string(11) "Hello world"
+}
+array(2) {
+ [7]=>
+ string(11) "Hello world"
+ [8]=>
+ string(11) "Hello world"
+}
+-- Iterator 10 --
+array(2) {
+ [6]=>
+ resource(%d) of type (stream)
+ [9]=>
+ object(classA)#%d (0) {
+ }
+}
+array(2) {
+ [6]=>
+ resource(%d) of type (stream)
+ [9]=>
+ object(classA)#%d (0) {
+ }
+}
+-- Iterator 11 --
+array(6) {
+ [6]=>
+ resource(%d) of type (stream)
+ [7]=>
+ string(11) "Hello world"
+ [8]=>
+ string(11) "Hello world"
+ [9]=>
+ object(classA)#%d (0) {
+ }
+ [10]=>
+ float(444.432)
+ [11]=>
+ string(5) "fruit"
+}
+array(6) {
+ [6]=>
+ resource(%d) of type (stream)
+ [7]=>
+ string(11) "Hello world"
+ [8]=>
+ string(11) "Hello world"
+ [9]=>
+ object(classA)#%d (0) {
+ }
+ [10]=>
+ float(444.432)
+ [11]=>
+ string(5) "fruit"
+}
+Done
--- /dev/null
+--TEST--
+Test array_intersect() function : usage variations - two dimensional arrays for $arr1 and $arr2 arguments
+--FILE--
+<?php
+/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...])
+ * Description: Returns the entries of arr1 that have values which are present in all the other arguments
+ * Source code: ext/standard/array.c
+*/
+
+/*
+* Testing the behavior of array_intersect() by passing 2-D arrays
+* to both $arr1 and $arr2 argument.
+* Optional argument takes the same value as that of $arr1
+*/
+
+echo "*** Testing array_intersect() : passing two dimensional array to both \$arr1 and \$arr2 arguments ***\n";
+
+// two dimensional arrays for $arr1 and $arr2 argument
+$arr1 = array (
+
+ // arrays with default keys
+ array(1, 2, "hello", 'world'),
+ array(1, 2, 3, 4),
+
+ // arrays with explicit keys
+ array(1 => "one", 2 => "two", 3 => "three"),
+ array("ten" => 10, "twenty" => 20.00, "thirty" => 30)
+);
+
+$arr2 = array (
+ array(1, 2, 3, 4),
+ array(1 => "one", 2 => "two", 3 => "three")
+);
+
+/* Passing the entire array as argument to $arr1 and $arr2 */
+// Calling array_intersect() with default arguments
+echo "-- Passing the entire 2-D array to \$arr1 and \$arr2 --\n";
+echo "- With default arguments -\n";
+var_dump( array_intersect($arr1, $arr2) );
+
+// Calling array_intersect() with more arguments
+// additional argument passed is the same as $arr1
+echo "- With more arguments -\n";
+var_dump( array_intersect($arr1, $arr2, $arr1) );
+
+/* Passing the sub-array as argument to $arr1 and $arr2 */
+// Calling array_intersect() with default arguments
+echo "-- Passing the sub-array to \$arr1 and \$arr2 --\n";
+echo "- With default arguments -\n";
+var_dump( array_intersect($arr1[0], $arr2[0]) );
+
+// Calling array_intersect() with more arguments
+// additional argument passed is the same as $arr1
+echo "- With more arguments -\n";
+var_dump( array_intersect($arr1[0], $arr2[0], $arr1[0]) );
+
+echo "Done";
+?>
+--EXPECTF--
+*** Testing array_intersect() : passing two dimensional array to both $arr1 and $arr2 arguments ***
+-- Passing the entire 2-D array to $arr1 and $arr2 --
+- With default arguments -
+array(4) {
+ [0]=>
+ array(4) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+ [2]=>
+ string(5) "hello"
+ [3]=>
+ string(5) "world"
+ }
+ [1]=>
+ array(4) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+ [2]=>
+ int(3)
+ [3]=>
+ int(4)
+ }
+ [2]=>
+ array(3) {
+ [1]=>
+ string(3) "one"
+ [2]=>
+ string(3) "two"
+ [3]=>
+ string(5) "three"
+ }
+ [3]=>
+ array(3) {
+ ["ten"]=>
+ int(10)
+ ["twenty"]=>
+ float(20)
+ ["thirty"]=>
+ int(30)
+ }
+}
+- With more arguments -
+array(4) {
+ [0]=>
+ array(4) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+ [2]=>
+ string(5) "hello"
+ [3]=>
+ string(5) "world"
+ }
+ [1]=>
+ array(4) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+ [2]=>
+ int(3)
+ [3]=>
+ int(4)
+ }
+ [2]=>
+ array(3) {
+ [1]=>
+ string(3) "one"
+ [2]=>
+ string(3) "two"
+ [3]=>
+ string(5) "three"
+ }
+ [3]=>
+ array(3) {
+ ["ten"]=>
+ int(10)
+ ["twenty"]=>
+ float(20)
+ ["thirty"]=>
+ int(30)
+ }
+}
+-- Passing the sub-array to $arr1 and $arr2 --
+- With default arguments -
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+- With more arguments -
+array(2) {
+ [0]=>
+ int(1)
+ [1]=>
+ int(2)
+}
+Done
projects / php / commitdiff