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1.1 misho 1: --TEST-- 2: Test fopen and fclose() functions - usage variations - "x+t" mode 3: --FILE-- 4: <?php 5: /* 6: fopen() function: 7: Prototype: resource fopen(string $filename, string $mode 8: [, bool $use_include_path [, resource $context]] ); 9: Description: Opens file or URL. 10: */ 11: /* 12: fclose() function: 13: Prototype: bool fclose ( resource $handle ); 14: Description: Closes an open file pointer 15: */ 16: 17: /* Test fopen() and fclose(): Opening the file in "x+t" mode, 18: checking for the file creation, write & read operations, 19: checking for the file pointer position, 20: checking for the warning msg when trying to open an existing file in "x+t" mode, 21: and fclose function 22: */ 23: $file_path = dirname(__FILE__); 24: $string = "abcdefghij\nmnopqrst\tuvwxyz\n0123456789"; 25: $file = $file_path."/007_variation16.tmp"; 26: 27: echo "*** Test fopen() & fclose() functions: with 'x+t' mode ***\n"; 28: $file_handle = fopen($file, "x+t"); //opening the non-existing file in "x+t" mode, file will be created 29: var_dump($file_handle); //Check for the content of handle 30: var_dump( get_resource_type($file_handle) ); //Check for the type of resource 31: var_dump( ftell($file_handle) ); //Initial file pointer position, expected at the begining of the file 32: var_dump( fwrite($file_handle, $string) ); //Check for write operation; passes; expected:size of the $string 33: var_dump( ftell($file_handle) ); //File pointer position after write operation, expected at the end of the file 34: rewind($file_handle); 35: var_dump( fread($file_handle, 100) ); //Check for read operation; passes; expected: content of the file 36: var_dump( ftell($file_handle) ); //File pointer position after read operation, expected at the end of the file 37: var_dump( fclose($file_handle) ); //Check for close operation on the file handle 38: var_dump( get_resource_type($file_handle) ); //Check whether resource is lost after close operation 39: $file_handle = fopen($file, "x+t"); //Opening the existing data file in "x+t" mode to check for the warning message 40: echo "*** Done ***\n"; 41: --CLEAN-- 42: <?php 43: unlink(dirname(__FILE__)."/007_variation16.tmp"); 44: ?> 45: --EXPECTF-- 46: *** Test fopen() & fclose() functions: with 'x+t' mode *** 47: resource(%d) of type (stream) 48: string(6) "stream" 49: int(0) 50: int(37) 51: int(37) 52: string(37) "abcdefghij 53: mnopqrst uvwxyz 54: 0123456789" 55: int(37) 56: bool(true) 57: string(7) "Unknown" 58: 59: Warning: fopen(%s): failed to open stream: File exists in %s on line %d 60: *** Done ***