hphp/test/zend/bad/ext-standard-file/fseek_ftell_rewind_variation2-win32.php

   1 <?php
   2 /* Prototype: int fseek ( resource $handle, int $offset [, int $whence] );
   3    Description: Seeks on a file pointer
   4
   5    Prototype: bool rewind ( resource $handle );
   6    Description: Rewind the position of a file pointer
   7
   8    Prototype: int ftell ( resource $handle );
   9    Description: Tells file pointer read/write position
  10 */
  11
  12 // include the file.inc for common functions for test
  13 include ("file.inc");
  14
  15 /* Testing fseek(),ftell(),rewind() functions
  16      1. All  write and create with write modes
  17      2. Testing fseek() without using argument whence
  18 */
  19
  20 echo "*** Testing fseek(), ftell(), rewind() : default whence & all w and x modes ***\n";
  21 $file_modes = array( "w","wb","wt","w+","w+b","w+t",
  22                      "x","xb","xt","x+","x+b","x+t");
  23 $file_content_types = array( "text_with_new_line","alphanumeric");
  24
  25 $offset = array(-1, 0, 1, 513); // different offsets, including negative and beyond size
  26
  27 $filename = dirname(__FILE__)."/fseek_ftell_rewind_variation2.tmp"; // this is name of the file created by create_files()
  28
  29 /* open the file using $files_modes and perform fseek(),ftell() and rewind() on it */
  30 foreach($file_content_types as $file_content_type){
  31   echo "\n-- File having data of type ". $file_content_type ." --\n";
  32
  33   foreach($file_modes as $file_mode) {
  34     echo "-- File opened in mode ".$file_mode." --\n";
  35     $file_handle = fopen($filename, $file_mode);
  36     if (!$file_handle){
  37       echo "Error: failed to fopen() file: $filename!";
  38       exit();
  39     }
  40     $data_to_be_written="";
  41     fill_buffer($data_to_be_written, $file_content_type, 512); //get the data of size 512
  42     $data_to_be_written = $data_to_be_written;
  43     fwrite($file_handle,(binary)$data_to_be_written);
  44     rewind($file_handle);
  45
  46     echo "-- Testing fseek() without using argument whence --\n";
  47     foreach($offset as $count){
  48       var_dump( fseek($file_handle,$count) );
  49       var_dump( ftell($file_handle) ); // confirm the file pointer position
  50       var_dump( feof($file_handle) ); //ensure that file pointer is not at end
  51     } //end of offset loop
  52
  53     //close the file and check the size
  54     fclose($file_handle);
  55     var_dump( filesize($filename) );
  56
  57     delete_file($filename); // delete file with name
  58   } //end of file_mode loop
  59 } //end of file_content_types loop
  60
  61 echo "Done\n";
  62 ?>