1--TEST-- 2Test fwrite() function : usage variations - x, xb, xt, x+, x+b & x+t modes 3--SKIPIF-- 4<?php 5if( substr(PHP_OS, 0, 3) == 'WIN' ) { 6 die('skip...Not valid for Windows'); 7} 8?> 9--FILE-- 10<?php 11/* 12 Prototype: int fwrite ( resource $handle,string string, [, int $length] ); 13 Description: fwrite() writes the contents of string to the file stream pointed to by handle. 14 If the length arquement is given,writing will stop after length bytes have been 15 written or the end of string reached, whichever comes first. 16 fwrite() returns the number of bytes written or FALSE on error 17*/ 18 19 20echo "*** Testing fwrite() various operations ***\n"; 21 22// include the file.inc for Function: function delete_file($filename) 23include ("file.inc"); 24 25/* 26 Test fwrite with file opened in mode : x, xb, xt, x+, x+b, x+t 27 File having content of type numeric, text,text_with_new_line & alphanumeric 28*/ 29 30$file_modes = array("x","xb","xt","x+","x+b","x+t"); 31$file_content_types = array("numeric","text","text_with_new_line","alphanumeric"); 32 33 34foreach($file_content_types as $file_content_type) { 35 echo "\n-- Testing fwrite() with file having content of type ". $file_content_type ." --\n"; 36 37 /* open the file using $files_modes and perform fwrite() on it */ 38 foreach($file_modes as $file_mode) { 39 echo "-- Opening file in $file_mode --\n"; 40 41 $filename = dirname(__FILE__)."/fwrite_variation4.tmp"; // this is name of the file 42 43 $file_handle = fopen($filename, $file_mode); 44 if(!$file_handle) { 45 echo "Error: failed to fopen() file: $filename!"; 46 exit(); 47 } 48 49 $data_to_be_written=""; 50 fill_buffer($data_to_be_written,$file_content_type,1024); //get the data of size 1024 51 52 /* Write the data into the file, verify it by checking the file pointer position, eof position, 53 filesize & by displaying the content */ 54 // write data to the file 55 var_dump( ftell($file_handle) ); 56 var_dump( fwrite($file_handle,$data_to_be_written,400)); 57 var_dump( ftell($file_handle) ); 58 var_dump( feof($file_handle) ); // expected: true 59 60 //check the filesize and content 61 // close the file, get the size and content of the file. 62 var_dump( fclose($file_handle) ); 63 clearstatcache();//clears file status cache 64 var_dump( filesize($filename) ); 65 var_dump(md5(file_get_contents($filename))); 66 // delete the file created 67 delete_file($filename); // delete file with name fwrite_variation4.tmp 68 } // end of inner foreach loop 69} // end of outer foreach loop 70 71echo "Done\n"; 72?> 73--EXPECT-- 74*** Testing fwrite() various operations *** 75 76-- Testing fwrite() with file having content of type numeric -- 77-- Opening file in x -- 78int(0) 79int(400) 80int(400) 81bool(false) 82bool(true) 83int(400) 84string(32) "f255efe87ebdf755e515868cea9ad24b" 85-- Opening file in xb -- 86int(0) 87int(400) 88int(400) 89bool(false) 90bool(true) 91int(400) 92string(32) "f255efe87ebdf755e515868cea9ad24b" 93-- Opening file in xt -- 94int(0) 95int(400) 96int(400) 97bool(false) 98bool(true) 99int(400) 100string(32) "f255efe87ebdf755e515868cea9ad24b" 101-- Opening file in x+ -- 102int(0) 103int(400) 104int(400) 105bool(false) 106bool(true) 107int(400) 108string(32) "f255efe87ebdf755e515868cea9ad24b" 109-- Opening file in x+b -- 110int(0) 111int(400) 112int(400) 113bool(false) 114bool(true) 115int(400) 116string(32) "f255efe87ebdf755e515868cea9ad24b" 117-- Opening file in x+t -- 118int(0) 119int(400) 120int(400) 121bool(false) 122bool(true) 123int(400) 124string(32) "f255efe87ebdf755e515868cea9ad24b" 125 126-- Testing fwrite() with file having content of type text -- 127-- Opening file in x -- 128int(0) 129int(400) 130int(400) 131bool(false) 132bool(true) 133int(400) 134string(32) "c2244282eeca7c2d32d0dacf21e19432" 135-- Opening file in xb -- 136int(0) 137int(400) 138int(400) 139bool(false) 140bool(true) 141int(400) 142string(32) "c2244282eeca7c2d32d0dacf21e19432" 143-- Opening file in xt -- 144int(0) 145int(400) 146int(400) 147bool(false) 148bool(true) 149int(400) 150string(32) "c2244282eeca7c2d32d0dacf21e19432" 151-- Opening file in x+ -- 152int(0) 153int(400) 154int(400) 155bool(false) 156bool(true) 157int(400) 158string(32) "c2244282eeca7c2d32d0dacf21e19432" 159-- Opening file in x+b -- 160int(0) 161int(400) 162int(400) 163bool(false) 164bool(true) 165int(400) 166string(32) "c2244282eeca7c2d32d0dacf21e19432" 167-- Opening file in x+t -- 168int(0) 169int(400) 170int(400) 171bool(false) 172bool(true) 173int(400) 174string(32) "c2244282eeca7c2d32d0dacf21e19432" 175 176-- Testing fwrite() with file having content of type text_with_new_line -- 177-- Opening file in x -- 178int(0) 179int(400) 180int(400) 181bool(false) 182bool(true) 183int(400) 184string(32) "fa6c79b925c2fc754b9d063c6de1d8df" 185-- Opening file in xb -- 186int(0) 187int(400) 188int(400) 189bool(false) 190bool(true) 191int(400) 192string(32) "fa6c79b925c2fc754b9d063c6de1d8df" 193-- Opening file in xt -- 194int(0) 195int(400) 196int(400) 197bool(false) 198bool(true) 199int(400) 200string(32) "fa6c79b925c2fc754b9d063c6de1d8df" 201-- Opening file in x+ -- 202int(0) 203int(400) 204int(400) 205bool(false) 206bool(true) 207int(400) 208string(32) "fa6c79b925c2fc754b9d063c6de1d8df" 209-- Opening file in x+b -- 210int(0) 211int(400) 212int(400) 213bool(false) 214bool(true) 215int(400) 216string(32) "fa6c79b925c2fc754b9d063c6de1d8df" 217-- Opening file in x+t -- 218int(0) 219int(400) 220int(400) 221bool(false) 222bool(true) 223int(400) 224string(32) "fa6c79b925c2fc754b9d063c6de1d8df" 225 226-- Testing fwrite() with file having content of type alphanumeric -- 227-- Opening file in x -- 228int(0) 229int(400) 230int(400) 231bool(false) 232bool(true) 233int(400) 234string(32) "b2a123e1d84e6a03c8520aff7689219e" 235-- Opening file in xb -- 236int(0) 237int(400) 238int(400) 239bool(false) 240bool(true) 241int(400) 242string(32) "b2a123e1d84e6a03c8520aff7689219e" 243-- Opening file in xt -- 244int(0) 245int(400) 246int(400) 247bool(false) 248bool(true) 249int(400) 250string(32) "b2a123e1d84e6a03c8520aff7689219e" 251-- Opening file in x+ -- 252int(0) 253int(400) 254int(400) 255bool(false) 256bool(true) 257int(400) 258string(32) "b2a123e1d84e6a03c8520aff7689219e" 259-- Opening file in x+b -- 260int(0) 261int(400) 262int(400) 263bool(false) 264bool(true) 265int(400) 266string(32) "b2a123e1d84e6a03c8520aff7689219e" 267-- Opening file in x+t -- 268int(0) 269int(400) 270int(400) 271bool(false) 272bool(true) 273int(400) 274string(32) "b2a123e1d84e6a03c8520aff7689219e" 275Done 276