1--TEST-- 2Test ftruncate() function : usage variations - truncate filesize to zero 3--SKIPIF-- 4<?php 5if (substr(PHP_OS, 0, 3) != 'WIN') { 6 die('skip.. only valid for Windows'); 7} 8?> 9--FILE-- 10<?php 11// include common file related test functions 12include ("file.inc"); 13 14echo "*** Testing ftruncate() : usage variations ***\n"; 15 16/* test ftruncate with file opened in different modes */ 17$file_modes = array("r", "rb", "rt", "r+", "r+b", "r+t", 18 "w", "wb", "wt", "w+", "w+b", "w+t", 19 "x", "xb", "xt", "x+", "x+b", "x+t", 20 "a", "ab", "at", "a+", "a+b", "a+t"); 21 22$file_content_types = array("numeric","text_with_new_line"); 23 24foreach($file_content_types as $file_content_type) { 25 echo "\n-- Testing ftruncate() with file having data of type ". $file_content_type ." --\n"; 26 27 for($mode_counter = 0; $mode_counter < count($file_modes); $mode_counter++) { 28 echo "-- Testing ftruncate() with file opening using $file_modes[$mode_counter] mode --\n"; 29 30 // create 1 file with some contents 31 $filename = __DIR__."/ftruncate_variation1.tmp"; 32 if( strstr($file_modes[$mode_counter], "x") || strstr($file_modes[$mode_counter], "w") ) { 33 // fopen the file using the $file_modes 34 $file_handle = fopen($filename, $file_modes[$mode_counter]); 35 fill_file($file_handle, $file_content_type, 1024); 36 } else { 37 create_files ( __DIR__, 1, $file_content_type, 0755, 1, "w", "ftruncate_variation"); 38 // fopen the file using the $file_modes 39 $file_handle = fopen($filename, $file_modes[$mode_counter]); 40 } 41 if (!$file_handle) { 42 echo "Error: failed to open file $filename!\n"; 43 exit(); 44 } 45 46 rewind($file_handle); // file pointer to 0 47 48 /* truncate it to size 0 */ 49 echo "-- Testing ftruncate(): truncate file to size = 0 --\n"; 50 $new_size = 0; 51 var_dump( filesize($filename) ); // check the current file size 52 var_dump( ftell($file_handle) ); 53 var_dump( ftruncate($file_handle, $new_size) ); // truncate it 54 var_dump( ftell($file_handle) ); 55 var_dump( feof($file_handle) ); 56 fclose($file_handle); 57 clearstatcache(); // clear previous size value in cache 58 var_dump( filesize($filename) ); // check the file size, should be 0 59 60 //delete all files created 61 delete_file($filename); 62 } //end of inner for loop 63}//end of outer foreach loop 64echo "Done\n"; 65?> 66--EXPECT-- 67*** Testing ftruncate() : usage variations *** 68 69-- Testing ftruncate() with file having data of type numeric -- 70-- Testing ftruncate() with file opening using r mode -- 71-- Testing ftruncate(): truncate file to size = 0 -- 72int(1024) 73int(0) 74bool(false) 75int(0) 76bool(false) 77int(1024) 78-- Testing ftruncate() with file opening using rb mode -- 79-- Testing ftruncate(): truncate file to size = 0 -- 80int(1024) 81int(0) 82bool(false) 83int(0) 84bool(false) 85int(1024) 86-- Testing ftruncate() with file opening using rt mode -- 87-- Testing ftruncate(): truncate file to size = 0 -- 88int(1024) 89int(0) 90bool(false) 91int(0) 92bool(false) 93int(1024) 94-- Testing ftruncate() with file opening using r+ mode -- 95-- Testing ftruncate(): truncate file to size = 0 -- 96int(1024) 97int(0) 98bool(true) 99int(0) 100bool(false) 101int(0) 102-- Testing ftruncate() with file opening using r+b mode -- 103-- Testing ftruncate(): truncate file to size = 0 -- 104int(1024) 105int(0) 106bool(true) 107int(0) 108bool(false) 109int(0) 110-- Testing ftruncate() with file opening using r+t mode -- 111-- Testing ftruncate(): truncate file to size = 0 -- 112int(1024) 113int(0) 114bool(true) 115int(0) 116bool(false) 117int(0) 118-- Testing ftruncate() with file opening using w mode -- 119-- Testing ftruncate(): truncate file to size = 0 -- 120int(1024) 121int(0) 122bool(true) 123int(0) 124bool(false) 125int(0) 126-- Testing ftruncate() with file opening using wb mode -- 127-- Testing ftruncate(): truncate file to size = 0 -- 128int(1024) 129int(0) 130bool(true) 131int(0) 132bool(false) 133int(0) 134-- Testing ftruncate() with file opening using wt mode -- 135-- Testing ftruncate(): truncate file to size = 0 -- 136int(1024) 137int(0) 138bool(true) 139int(0) 140bool(false) 141int(0) 142-- Testing ftruncate() with file opening using w+ mode -- 143-- Testing ftruncate(): truncate file to size = 0 -- 144int(1024) 145int(0) 146bool(true) 147int(0) 148bool(false) 149int(0) 150-- Testing ftruncate() with file opening using w+b mode -- 151-- Testing ftruncate(): truncate file to size = 0 -- 152int(1024) 153int(0) 154bool(true) 155int(0) 156bool(false) 157int(0) 158-- Testing ftruncate() with file opening using w+t mode -- 159-- Testing ftruncate(): truncate file to size = 0 -- 160int(1024) 161int(0) 162bool(true) 163int(0) 164bool(false) 165int(0) 166-- Testing ftruncate() with file opening using x mode -- 167-- Testing ftruncate(): truncate file to size = 0 -- 168int(1024) 169int(0) 170bool(true) 171int(0) 172bool(false) 173int(0) 174-- Testing ftruncate() with file opening using xb mode -- 175-- Testing ftruncate(): truncate file to size = 0 -- 176int(1024) 177int(0) 178bool(true) 179int(0) 180bool(false) 181int(0) 182-- Testing ftruncate() with file opening using xt mode -- 183-- Testing ftruncate(): truncate file to size = 0 -- 184int(1024) 185int(0) 186bool(true) 187int(0) 188bool(false) 189int(0) 190-- Testing ftruncate() with file opening using x+ mode -- 191-- Testing ftruncate(): truncate file to size = 0 -- 192int(1024) 193int(0) 194bool(true) 195int(0) 196bool(false) 197int(0) 198-- Testing ftruncate() with file opening using x+b mode -- 199-- Testing ftruncate(): truncate file to size = 0 -- 200int(1024) 201int(0) 202bool(true) 203int(0) 204bool(false) 205int(0) 206-- Testing ftruncate() with file opening using x+t mode -- 207-- Testing ftruncate(): truncate file to size = 0 -- 208int(1024) 209int(0) 210bool(true) 211int(0) 212bool(false) 213int(0) 214-- Testing ftruncate() with file opening using a mode -- 215-- Testing ftruncate(): truncate file to size = 0 -- 216int(1024) 217int(0) 218bool(true) 219int(0) 220bool(false) 221int(0) 222-- Testing ftruncate() with file opening using ab mode -- 223-- Testing ftruncate(): truncate file to size = 0 -- 224int(1024) 225int(0) 226bool(true) 227int(0) 228bool(false) 229int(0) 230-- Testing ftruncate() with file opening using at mode -- 231-- Testing ftruncate(): truncate file to size = 0 -- 232int(1024) 233int(0) 234bool(true) 235int(0) 236bool(false) 237int(0) 238-- Testing ftruncate() with file opening using a+ mode -- 239-- Testing ftruncate(): truncate file to size = 0 -- 240int(1024) 241int(0) 242bool(true) 243int(0) 244bool(false) 245int(0) 246-- Testing ftruncate() with file opening using a+b mode -- 247-- Testing ftruncate(): truncate file to size = 0 -- 248int(1024) 249int(0) 250bool(true) 251int(0) 252bool(false) 253int(0) 254-- Testing ftruncate() with file opening using a+t mode -- 255-- Testing ftruncate(): truncate file to size = 0 -- 256int(1024) 257int(0) 258bool(true) 259int(0) 260bool(false) 261int(0) 262 263-- Testing ftruncate() with file having data of type text_with_new_line -- 264-- Testing ftruncate() with file opening using r mode -- 265-- Testing ftruncate(): truncate file to size = 0 -- 266int(1024) 267int(0) 268bool(false) 269int(0) 270bool(false) 271int(1024) 272-- Testing ftruncate() with file opening using rb mode -- 273-- Testing ftruncate(): truncate file to size = 0 -- 274int(1024) 275int(0) 276bool(false) 277int(0) 278bool(false) 279int(1024) 280-- Testing ftruncate() with file opening using rt mode -- 281-- Testing ftruncate(): truncate file to size = 0 -- 282int(1024) 283int(0) 284bool(false) 285int(0) 286bool(false) 287int(1024) 288-- Testing ftruncate() with file opening using r+ mode -- 289-- Testing ftruncate(): truncate file to size = 0 -- 290int(1024) 291int(0) 292bool(true) 293int(0) 294bool(false) 295int(0) 296-- Testing ftruncate() with file opening using r+b mode -- 297-- Testing ftruncate(): truncate file to size = 0 -- 298int(1024) 299int(0) 300bool(true) 301int(0) 302bool(false) 303int(0) 304-- Testing ftruncate() with file opening using r+t mode -- 305-- Testing ftruncate(): truncate file to size = 0 -- 306int(1024) 307int(0) 308bool(true) 309int(0) 310bool(false) 311int(0) 312-- Testing ftruncate() with file opening using w mode -- 313-- Testing ftruncate(): truncate file to size = 0 -- 314int(1024) 315int(0) 316bool(true) 317int(0) 318bool(false) 319int(0) 320-- Testing ftruncate() with file opening using wb mode -- 321-- Testing ftruncate(): truncate file to size = 0 -- 322int(1024) 323int(0) 324bool(true) 325int(0) 326bool(false) 327int(0) 328-- Testing ftruncate() with file opening using wt mode -- 329-- Testing ftruncate(): truncate file to size = 0 -- 330int(1137) 331int(0) 332bool(true) 333int(0) 334bool(false) 335int(0) 336-- Testing ftruncate() with file opening using w+ mode -- 337-- Testing ftruncate(): truncate file to size = 0 -- 338int(1024) 339int(0) 340bool(true) 341int(0) 342bool(false) 343int(0) 344-- Testing ftruncate() with file opening using w+b mode -- 345-- Testing ftruncate(): truncate file to size = 0 -- 346int(1024) 347int(0) 348bool(true) 349int(0) 350bool(false) 351int(0) 352-- Testing ftruncate() with file opening using w+t mode -- 353-- Testing ftruncate(): truncate file to size = 0 -- 354int(1137) 355int(0) 356bool(true) 357int(0) 358bool(false) 359int(0) 360-- Testing ftruncate() with file opening using x mode -- 361-- Testing ftruncate(): truncate file to size = 0 -- 362int(1024) 363int(0) 364bool(true) 365int(0) 366bool(false) 367int(0) 368-- Testing ftruncate() with file opening using xb mode -- 369-- Testing ftruncate(): truncate file to size = 0 -- 370int(1024) 371int(0) 372bool(true) 373int(0) 374bool(false) 375int(0) 376-- Testing ftruncate() with file opening using xt mode -- 377-- Testing ftruncate(): truncate file to size = 0 -- 378int(1137) 379int(0) 380bool(true) 381int(0) 382bool(false) 383int(0) 384-- Testing ftruncate() with file opening using x+ mode -- 385-- Testing ftruncate(): truncate file to size = 0 -- 386int(1024) 387int(0) 388bool(true) 389int(0) 390bool(false) 391int(0) 392-- Testing ftruncate() with file opening using x+b mode -- 393-- Testing ftruncate(): truncate file to size = 0 -- 394int(1024) 395int(0) 396bool(true) 397int(0) 398bool(false) 399int(0) 400-- Testing ftruncate() with file opening using x+t mode -- 401-- Testing ftruncate(): truncate file to size = 0 -- 402int(1137) 403int(0) 404bool(true) 405int(0) 406bool(false) 407int(0) 408-- Testing ftruncate() with file opening using a mode -- 409-- Testing ftruncate(): truncate file to size = 0 -- 410int(1024) 411int(0) 412bool(true) 413int(0) 414bool(false) 415int(0) 416-- Testing ftruncate() with file opening using ab mode -- 417-- Testing ftruncate(): truncate file to size = 0 -- 418int(1024) 419int(0) 420bool(true) 421int(0) 422bool(false) 423int(0) 424-- Testing ftruncate() with file opening using at mode -- 425-- Testing ftruncate(): truncate file to size = 0 -- 426int(1024) 427int(0) 428bool(true) 429int(0) 430bool(false) 431int(0) 432-- Testing ftruncate() with file opening using a+ mode -- 433-- Testing ftruncate(): truncate file to size = 0 -- 434int(1024) 435int(0) 436bool(true) 437int(0) 438bool(false) 439int(0) 440-- Testing ftruncate() with file opening using a+b mode -- 441-- Testing ftruncate(): truncate file to size = 0 -- 442int(1024) 443int(0) 444bool(true) 445int(0) 446bool(false) 447int(0) 448-- Testing ftruncate() with file opening using a+t mode -- 449-- Testing ftruncate(): truncate file to size = 0 -- 450int(1024) 451int(0) 452bool(true) 453int(0) 454bool(false) 455int(0) 456Done 457