1--TEST-- 2Test ftruncate() function : usage variations - truncate file to negative size 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: bool ftruncate ( resource $handle, int $size ); 13 Description: Truncates a file to a given length 14*/ 15 16// include common file related test functions 17include ("file.inc"); 18 19echo "*** Testing ftruncate() : usage variations ***\n"; 20 21/* test ftruncate with file opened in different modes */ 22$file_modes = array("r", "rb", "rt", "r+", "r+b", "r+t", 23 "w", "wb", "wt", "w+", "w+b", "w+t", 24 "x", "xb", "xt", "x+", "x+b", "x+t", 25 "a", "ab", "at", "a+", "a+b", "a+t"); 26 27$file_content_types = array("numeric","text_with_new_line"); 28 29foreach($file_content_types as $file_content_type) { 30 echo "\n-- Testing ftruncate() with file having data of type ". $file_content_type ." --\n"; 31 32 for($mode_counter = 0; $mode_counter < count($file_modes); $mode_counter++) { 33 echo "-- Testing ftruncate() with file opening using $file_modes[$mode_counter] mode --\n"; 34 35 // create 1 file with some contents 36 $filename = dirname(__FILE__)."/ftruncate_variation4.tmp"; 37 if( strstr($file_modes[$mode_counter], "x") || strstr($file_modes[$mode_counter], "w") ) { 38 // fopen the file using the $file_modes 39 $file_handle = fopen($filename, $file_modes[$mode_counter]); 40 fill_file($file_handle, $file_content_type, 1024); 41 } else { 42 create_files ( dirname(__FILE__), 1, $file_content_type, 0755, 1, "w", "ftruncate_variation", 4); 43 // fopen the file using the $file_modes 44 $file_handle = fopen($filename, $file_modes[$mode_counter]); 45 } 46 if (!$file_handle) { 47 echo "Error: failed to open file $filename!\n"; 48 exit(); 49 } 50 51 rewind($file_handle); // file pointer to 0 52 53 echo "-- Testing ftruncate(): try truncating file to a negative size --\n"; 54 /* try to truncate it to a negative size, size should not change*/ 55 56 $new_size = -1000; 57 var_dump( filesize($filename) ); // current filesize 58 var_dump( ftell($file_handle) ); 59 var_dump( ftruncate($file_handle, $new_size) ); // truncate it 60 var_dump( ftell($file_handle) ); 61 var_dump( feof($file_handle) ); 62 fclose($file_handle); 63 clearstatcache(); // clear previous size value in cache 64 var_dump( filesize($filename) ); // new file size = actual size, no change 65 66 //delete all files created 67 delete_file( $filename ); 68 }//end of inner for loop 69}//end of outer foreach loop 70echo "Done\n"; 71?> 72--EXPECTF-- 73*** Testing ftruncate() : usage variations *** 74 75-- Testing ftruncate() with file having data of type numeric -- 76-- Testing ftruncate() with file opening using r mode -- 77-- Testing ftruncate(): try truncating file to a negative size -- 78int(1024) 79int(0) 80bool(false) 81int(0) 82bool(false) 83int(1024) 84-- Testing ftruncate() with file opening using rb mode -- 85-- Testing ftruncate(): try truncating file to a negative size -- 86int(1024) 87int(0) 88bool(false) 89int(0) 90bool(false) 91int(1024) 92-- Testing ftruncate() with file opening using rt mode -- 93-- Testing ftruncate(): try truncating file to a negative size -- 94int(1024) 95int(0) 96bool(false) 97int(0) 98bool(false) 99int(1024) 100-- Testing ftruncate() with file opening using r+ mode -- 101-- Testing ftruncate(): try truncating file to a negative size -- 102int(1024) 103int(0) 104bool(false) 105int(0) 106bool(false) 107int(1024) 108-- Testing ftruncate() with file opening using r+b mode -- 109-- Testing ftruncate(): try truncating file to a negative size -- 110int(1024) 111int(0) 112bool(false) 113int(0) 114bool(false) 115int(1024) 116-- Testing ftruncate() with file opening using r+t mode -- 117-- Testing ftruncate(): try truncating file to a negative size -- 118int(1024) 119int(0) 120bool(false) 121int(0) 122bool(false) 123int(1024) 124-- Testing ftruncate() with file opening using w mode -- 125-- Testing ftruncate(): try truncating file to a negative size -- 126int(1024) 127int(0) 128bool(false) 129int(0) 130bool(false) 131int(1024) 132-- Testing ftruncate() with file opening using wb mode -- 133-- Testing ftruncate(): try truncating file to a negative size -- 134int(1024) 135int(0) 136bool(false) 137int(0) 138bool(false) 139int(1024) 140-- Testing ftruncate() with file opening using wt mode -- 141-- Testing ftruncate(): try truncating file to a negative size -- 142int(1024) 143int(0) 144bool(false) 145int(0) 146bool(false) 147int(1024) 148-- Testing ftruncate() with file opening using w+ mode -- 149-- Testing ftruncate(): try truncating file to a negative size -- 150int(1024) 151int(0) 152bool(false) 153int(0) 154bool(false) 155int(1024) 156-- Testing ftruncate() with file opening using w+b mode -- 157-- Testing ftruncate(): try truncating file to a negative size -- 158int(1024) 159int(0) 160bool(false) 161int(0) 162bool(false) 163int(1024) 164-- Testing ftruncate() with file opening using w+t mode -- 165-- Testing ftruncate(): try truncating file to a negative size -- 166int(1024) 167int(0) 168bool(false) 169int(0) 170bool(false) 171int(1024) 172-- Testing ftruncate() with file opening using x mode -- 173-- Testing ftruncate(): try truncating file to a negative size -- 174int(1024) 175int(0) 176bool(false) 177int(0) 178bool(false) 179int(1024) 180-- Testing ftruncate() with file opening using xb mode -- 181-- Testing ftruncate(): try truncating file to a negative size -- 182int(1024) 183int(0) 184bool(false) 185int(0) 186bool(false) 187int(1024) 188-- Testing ftruncate() with file opening using xt mode -- 189-- Testing ftruncate(): try truncating file to a negative size -- 190int(1024) 191int(0) 192bool(false) 193int(0) 194bool(false) 195int(1024) 196-- Testing ftruncate() with file opening using x+ mode -- 197-- Testing ftruncate(): try truncating file to a negative size -- 198int(1024) 199int(0) 200bool(false) 201int(0) 202bool(false) 203int(1024) 204-- Testing ftruncate() with file opening using x+b mode -- 205-- Testing ftruncate(): try truncating file to a negative size -- 206int(1024) 207int(0) 208bool(false) 209int(0) 210bool(false) 211int(1024) 212-- Testing ftruncate() with file opening using x+t mode -- 213-- Testing ftruncate(): try truncating file to a negative size -- 214int(1024) 215int(0) 216bool(false) 217int(0) 218bool(false) 219int(1024) 220-- Testing ftruncate() with file opening using a mode -- 221-- Testing ftruncate(): try truncating file to a negative size -- 222int(1024) 223int(0) 224bool(false) 225int(0) 226bool(false) 227int(1024) 228-- Testing ftruncate() with file opening using ab mode -- 229-- Testing ftruncate(): try truncating file to a negative size -- 230int(1024) 231int(0) 232bool(false) 233int(0) 234bool(false) 235int(1024) 236-- Testing ftruncate() with file opening using at mode -- 237-- Testing ftruncate(): try truncating file to a negative size -- 238int(1024) 239int(0) 240bool(false) 241int(0) 242bool(false) 243int(1024) 244-- Testing ftruncate() with file opening using a+ mode -- 245-- Testing ftruncate(): try truncating file to a negative size -- 246int(1024) 247int(0) 248bool(false) 249int(0) 250bool(false) 251int(1024) 252-- Testing ftruncate() with file opening using a+b mode -- 253-- Testing ftruncate(): try truncating file to a negative size -- 254int(1024) 255int(0) 256bool(false) 257int(0) 258bool(false) 259int(1024) 260-- Testing ftruncate() with file opening using a+t mode -- 261-- Testing ftruncate(): try truncating file to a negative size -- 262int(1024) 263int(0) 264bool(false) 265int(0) 266bool(false) 267int(1024) 268 269-- Testing ftruncate() with file having data of type text_with_new_line -- 270-- Testing ftruncate() with file opening using r mode -- 271-- Testing ftruncate(): try truncating file to a negative size -- 272int(1024) 273int(0) 274bool(false) 275int(0) 276bool(false) 277int(1024) 278-- Testing ftruncate() with file opening using rb mode -- 279-- Testing ftruncate(): try truncating file to a negative size -- 280int(1024) 281int(0) 282bool(false) 283int(0) 284bool(false) 285int(1024) 286-- Testing ftruncate() with file opening using rt mode -- 287-- Testing ftruncate(): try truncating file to a negative size -- 288int(1024) 289int(0) 290bool(false) 291int(0) 292bool(false) 293int(1024) 294-- Testing ftruncate() with file opening using r+ mode -- 295-- Testing ftruncate(): try truncating file to a negative size -- 296int(1024) 297int(0) 298bool(false) 299int(0) 300bool(false) 301int(1024) 302-- Testing ftruncate() with file opening using r+b mode -- 303-- Testing ftruncate(): try truncating file to a negative size -- 304int(1024) 305int(0) 306bool(false) 307int(0) 308bool(false) 309int(1024) 310-- Testing ftruncate() with file opening using r+t mode -- 311-- Testing ftruncate(): try truncating file to a negative size -- 312int(1024) 313int(0) 314bool(false) 315int(0) 316bool(false) 317int(1024) 318-- Testing ftruncate() with file opening using w mode -- 319-- Testing ftruncate(): try truncating file to a negative size -- 320int(1024) 321int(0) 322bool(false) 323int(0) 324bool(false) 325int(1024) 326-- Testing ftruncate() with file opening using wb mode -- 327-- Testing ftruncate(): try truncating file to a negative size -- 328int(1024) 329int(0) 330bool(false) 331int(0) 332bool(false) 333int(1024) 334-- Testing ftruncate() with file opening using wt mode -- 335-- Testing ftruncate(): try truncating file to a negative size -- 336int(1024) 337int(0) 338bool(false) 339int(0) 340bool(false) 341int(1024) 342-- Testing ftruncate() with file opening using w+ mode -- 343-- Testing ftruncate(): try truncating file to a negative size -- 344int(1024) 345int(0) 346bool(false) 347int(0) 348bool(false) 349int(1024) 350-- Testing ftruncate() with file opening using w+b mode -- 351-- Testing ftruncate(): try truncating file to a negative size -- 352int(1024) 353int(0) 354bool(false) 355int(0) 356bool(false) 357int(1024) 358-- Testing ftruncate() with file opening using w+t mode -- 359-- Testing ftruncate(): try truncating file to a negative size -- 360int(1024) 361int(0) 362bool(false) 363int(0) 364bool(false) 365int(1024) 366-- Testing ftruncate() with file opening using x mode -- 367-- Testing ftruncate(): try truncating file to a negative size -- 368int(1024) 369int(0) 370bool(false) 371int(0) 372bool(false) 373int(1024) 374-- Testing ftruncate() with file opening using xb mode -- 375-- Testing ftruncate(): try truncating file to a negative size -- 376int(1024) 377int(0) 378bool(false) 379int(0) 380bool(false) 381int(1024) 382-- Testing ftruncate() with file opening using xt mode -- 383-- Testing ftruncate(): try truncating file to a negative size -- 384int(1024) 385int(0) 386bool(false) 387int(0) 388bool(false) 389int(1024) 390-- Testing ftruncate() with file opening using x+ mode -- 391-- Testing ftruncate(): try truncating file to a negative size -- 392int(1024) 393int(0) 394bool(false) 395int(0) 396bool(false) 397int(1024) 398-- Testing ftruncate() with file opening using x+b mode -- 399-- Testing ftruncate(): try truncating file to a negative size -- 400int(1024) 401int(0) 402bool(false) 403int(0) 404bool(false) 405int(1024) 406-- Testing ftruncate() with file opening using x+t mode -- 407-- Testing ftruncate(): try truncating file to a negative size -- 408int(1024) 409int(0) 410bool(false) 411int(0) 412bool(false) 413int(1024) 414-- Testing ftruncate() with file opening using a mode -- 415-- Testing ftruncate(): try truncating file to a negative size -- 416int(1024) 417int(0) 418bool(false) 419int(0) 420bool(false) 421int(1024) 422-- Testing ftruncate() with file opening using ab mode -- 423-- Testing ftruncate(): try truncating file to a negative size -- 424int(1024) 425int(0) 426bool(false) 427int(0) 428bool(false) 429int(1024) 430-- Testing ftruncate() with file opening using at mode -- 431-- Testing ftruncate(): try truncating file to a negative size -- 432int(1024) 433int(0) 434bool(false) 435int(0) 436bool(false) 437int(1024) 438-- Testing ftruncate() with file opening using a+ mode -- 439-- Testing ftruncate(): try truncating file to a negative size -- 440int(1024) 441int(0) 442bool(false) 443int(0) 444bool(false) 445int(1024) 446-- Testing ftruncate() with file opening using a+b mode -- 447-- Testing ftruncate(): try truncating file to a negative size -- 448int(1024) 449int(0) 450bool(false) 451int(0) 452bool(false) 453int(1024) 454-- Testing ftruncate() with file opening using a+t mode -- 455-- Testing ftruncate(): try truncating file to a negative size -- 456int(1024) 457int(0) 458bool(false) 459int(0) 460bool(false) 461int(1024) 462Done 463
