1--TEST-- 2Test array_intersect() function : usage variations - unexpected values for 'arr1' argument 3--FILE-- 4<?php 5/* Prototype : array array_intersect(array $arr1, array $arr2 [, array $...]) 6 * Description: Returns the entries of arr1 that have values which are present in all the other arguments 7 * Source code: ext/standard/array.c 8*/ 9 10/* 11* Testing array_intersect() function by passing values to $arr1 argument other than arrays 12* and see that function emits proper warning messages wherever expected. 13* The $arr2 argument is a fixed array. 14*/ 15 16echo "*** Testing array_intersect() : Passing non-array values to \$arr1 argument ***\n"; 17 18// array to be passsed to $arr2 as default argument 19$arr2 = array(1, 2); 20 21// array to be passed to optional argument 22$arr3 = array(1, 2, "one" => 1, "two" => 2); 23 24// get an unset variable 25$unset_var = 10; 26unset ($unset_var); 27 28// get a class 29class classA 30{ 31 public function __toString() { 32 return "Class A object"; 33 } 34} 35 36// heredoc string 37$heredoc = <<<EOT 38hello world 39EOT; 40 41// get a resource variable 42$fp = fopen(__FILE__, "r"); 43 44// unexpected values to be passed to $arr1 argument 45$arrays = array( 46 47 // int data 48/*1*/ 0, 49 1, 50 12345, 51 -2345, 52 53 // float data 54/*5*/ 10.5, 55 -10.5, 56 12.3456789000e10, 57 12.3456789000E-10, 58 .5, 59 60 // null data 61/*10*/ NULL, 62 null, 63 64 // boolean data 65/*12*/ true, 66 false, 67 TRUE, 68 FALSE, 69 70 // empty data 71/*16*/ "", 72 '', 73 74 // string data 75/*18*/ "string", 76 'string', 77 $heredoc, 78 79 // object data 80/*21*/ new classA(), 81 82 // undefined data 83/*22*/ @$undefined_var, 84 85 // unset data 86/*23*/ @$unset_var, 87 88 // resource variable 89/*24*/ $fp 90); 91 92// loop through each sub-array within $arrrays to check the behavior of array_intersect() 93$iterator = 1; 94foreach($arrays as $unexpected_value) { 95 echo "\n-- Iterator $iterator --"; 96 97 // Calling array_intersect() with default arguments 98 var_dump( array_intersect($unexpected_value,$arr2) ); 99 100 // Calling array_intersect() with more arguments 101 var_dump( array_intersect($unexpected_value, $arr2, $arr3) ); 102 $iterator++; 103} 104 105// close the file resource used 106fclose($fp); 107 108echo "Done"; 109?> 110--EXPECTF-- 111*** Testing array_intersect() : Passing non-array values to $arr1 argument *** 112 113-- Iterator 1 -- 114Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 115NULL 116 117Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 118NULL 119 120-- Iterator 2 -- 121Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 122NULL 123 124Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 125NULL 126 127-- Iterator 3 -- 128Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 129NULL 130 131Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 132NULL 133 134-- Iterator 4 -- 135Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 136NULL 137 138Warning: array_intersect(): Expected parameter 1 to be an array, int given in %s on line %d 139NULL 140 141-- Iterator 5 -- 142Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 143NULL 144 145Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 146NULL 147 148-- Iterator 6 -- 149Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 150NULL 151 152Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 153NULL 154 155-- Iterator 7 -- 156Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 157NULL 158 159Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 160NULL 161 162-- Iterator 8 -- 163Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 164NULL 165 166Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 167NULL 168 169-- Iterator 9 -- 170Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 171NULL 172 173Warning: array_intersect(): Expected parameter 1 to be an array, float given in %s on line %d 174NULL 175 176-- Iterator 10 -- 177Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 178NULL 179 180Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 181NULL 182 183-- Iterator 11 -- 184Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 185NULL 186 187Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 188NULL 189 190-- Iterator 12 -- 191Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 192NULL 193 194Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 195NULL 196 197-- Iterator 13 -- 198Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 199NULL 200 201Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 202NULL 203 204-- Iterator 14 -- 205Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 206NULL 207 208Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 209NULL 210 211-- Iterator 15 -- 212Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 213NULL 214 215Warning: array_intersect(): Expected parameter 1 to be an array, bool given in %s on line %d 216NULL 217 218-- Iterator 16 -- 219Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 220NULL 221 222Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 223NULL 224 225-- Iterator 17 -- 226Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 227NULL 228 229Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 230NULL 231 232-- Iterator 18 -- 233Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 234NULL 235 236Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 237NULL 238 239-- Iterator 19 -- 240Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 241NULL 242 243Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 244NULL 245 246-- Iterator 20 -- 247Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 248NULL 249 250Warning: array_intersect(): Expected parameter 1 to be an array, string given in %s on line %d 251NULL 252 253-- Iterator 21 -- 254Warning: array_intersect(): Expected parameter 1 to be an array, object given in %s on line %d 255NULL 256 257Warning: array_intersect(): Expected parameter 1 to be an array, object given in %s on line %d 258NULL 259 260-- Iterator 22 -- 261Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 262NULL 263 264Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 265NULL 266 267-- Iterator 23 -- 268Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 269NULL 270 271Warning: array_intersect(): Expected parameter 1 to be an array, null given in %s on line %d 272NULL 273 274-- Iterator 24 -- 275Warning: array_intersect(): Expected parameter 1 to be an array, resource given in %s on line %d 276NULL 277 278Warning: array_intersect(): Expected parameter 1 to be an array, resource given in %s on line %d 279NULL 280Done 281