1--TEST-- 2Test fopen and fclose() functions - usage variations - "at" mode 3--SKIPIF-- 4<?php 5if( substr(PHP_OS, 0, 3) == "WIN" ) 6 die('skip Do not run on Windows'); 7?> 8--FILE-- 9<?php 10/* 11 fopen() function: 12 Prototype: resource fopen(string $filename, string $mode 13 [, bool $use_include_path [, resource $context]] ); 14 Description: Opens file or URL. 15*/ 16/* 17 fclose() function: 18 Prototype: bool fclose ( resource $handle ); 19 Description: Closes an open file pointer 20*/ 21 22/* Test fopen() and fclose(): Opening the file in "at" mode, 23 checking for the file creation, write & read operations, 24 checking for the file pointer position, 25 and fclose function 26*/ 27$file_path = dirname(__FILE__); 28require($file_path."/file.inc"); 29 30create_files($file_path, 1, "text_with_new_line", 0755, 20, "w", "007_variation", 13, "bytes"); 31$file = $file_path."/007_variation13.tmp"; 32$string = "abcdefghij\nmnopqrst\tuvwxyz\n0123456789"; 33 34echo "*** Test fopen() & fclose() functions: with 'at' mode ***\n"; 35$file_handle = fopen($file, "at"); //opening the file "at" mode 36var_dump($file_handle); //Check for the content of handle 37var_dump( get_resource_type($file_handle) ); //Check for the type of resource 38var_dump( fwrite($file_handle, $string) ); //Check for write operation; passes; expected:size of the $string 39rewind($file_handle); 40var_dump( fread($file_handle, 100) ); //Check for read operation; fails; expected: empty string 41var_dump( ftell($file_handle) ); //File pointer position after read operation, expected at the end of the file 42var_dump( fclose($file_handle) ); //Check for close operation on the file handle 43var_dump( get_resource_type($file_handle) ); //Check whether resource is lost after close operation 44var_dump( filesize($file) ); //Check that data hasn't over written; Expected: Size of (initial data + newly added data) 45 46unlink($file); //Deleting the file 47fclose( fopen($file, "at") ); //Opening the non-existing file in "at" mode, which will be created 48var_dump( file_exists($file) ); //Check for the existence of file 49echo "*** Done ***\n"; 50--CLEAN-- 51<?php 52unlink(dirname(__FILE__)."/007_variation13.tmp"); 53?> 54--EXPECTF-- 55*** Test fopen() & fclose() functions: with 'at' mode *** 56resource(%d) of type (stream) 57string(6) "stream" 58int(37) 59string(0) "" 60int(0) 61bool(true) 62string(7) "Unknown" 63int(57) 64bool(true) 65*** Done *** 66