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1.1 misho 1: --TEST-- 2: Test fopen and fclose() functions - usage variations - "xb" 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 "xb" 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 "xb" mode, 21: and fclose function 22: */ 23: $file_path = dirname(__FILE__); 24: $string = b"abcdefghij\nmnopqrst\tuvwxyz\n0123456789"; 25: $file = $file_path."/007_variation23.tmp"; 26: 27: echo "*** Test fopen() & fclose() functions: with 'xb' mode ***\n"; 28: $file_handle = fopen($file, "xb"); //opening the non-existing file in "xb" 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; fails; expected: empty string 36: var_dump( ftell($file_handle) ); //File pointer position after read operation, expected at the begining of the file 37: var_dump( fclose($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, "xb"); //Opening the existing data file in 'xb' mode to check for the warning message 40: echo "*** Done ***\n"; 41: --CLEAN-- 42: <?php 43: unlink(dirname(__FILE__)."/007_variation23.tmp"); 44: ?> 45: --EXPECTF-- 46: *** Test fopen() & fclose() functions: with 'xb' mode *** 47: resource(%d) of type (stream) 48: %unicode|string%(6) "stream" 49: int(0) 50: int(37) 51: int(37) 52: string(0) "" 53: int(0) 54: bool(true) 55: %unicode|string%(7) "Unknown" 56: 57: Warning: fopen(%s): failed to open stream: File exists in %s on line %s 58: *** Done ***