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100 lines
2.8 KiB
PHP
100 lines
2.8 KiB
PHP
--TEST--
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Test fseek(), ftell() & rewind() functions : error conditions - fseek()
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--FILE--
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<?php
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/* Prototype: int fseek ( resource $handle, int $offset [, int $whence] );
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Description: Seeks on a file pointer
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Prototype: bool rewind ( resource $handle );
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Description: Rewind the position of a file pointer
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Prototype: int ftell ( resource $handle );
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Description: Tells file pointer read/write position
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*/
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echo "*** Testing fseek() : error conditions ***\n";
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// zero argument
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echo "-- Testing fseek() with zero argument --\n";
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var_dump( fseek() );
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// unexpected no. of args
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echo "-- Testing fseek() with unexpected number of arguments --\n";
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$fp = fopen(__FILE__, "r");
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var_dump( fseek($fp) );
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var_dump( fseek($fp, 10, $fp,10) );
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// test invalid arguments : non-resources
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echo "-- Testing fseek() with invalid arguments --\n";
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$invalid_args = array (
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"string",
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10,
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10.5,
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true,
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array(1,2,3),
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new stdclass
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);
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/* loop to test fseek() with different invalid type of args */
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for($loop_counter = 1; $loop_counter <= count($invalid_args); $loop_counter++) {
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echo "-- Iteration $loop_counter --\n";
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var_dump( fseek($invalid_args[$loop_counter - 1], 10) );
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}
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// fseek() on a file handle which is already closed
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echo "-- Testing fseek() with closed/unset file handle --";
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fclose($fp);
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var_dump(fseek($fp,10));
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// fseek() on a file handle which is unset
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$file_handle = fopen(__FILE__, "r");
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unset($file_handle); //unset file handle
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var_dump( fseek(@$file_handle,10));
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echo "Done\n";
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?>
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--EXPECTF--
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*** Testing fseek() : error conditions ***
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-- Testing fseek() with zero argument --
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Warning: Wrong parameter count for fseek() in %s on line %d
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NULL
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-- Testing fseek() with unexpected number of arguments --
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Warning: Wrong parameter count for fseek() in %s on line %d
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NULL
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Warning: Wrong parameter count for fseek() in %s on line %d
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NULL
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-- Testing fseek() with invalid arguments --
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-- Iteration 1 --
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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-- Iteration 2 --
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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-- Iteration 3 --
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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-- Iteration 4 --
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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-- Iteration 5 --
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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-- Iteration 6 --
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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-- Testing fseek() with closed/unset file handle --
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Warning: fseek(): 5 is not a valid stream resource in %s on line %d
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bool(false)
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Warning: fseek(): supplied argument is not a valid stream resource in %s on line %d
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bool(false)
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Done
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