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125 lines
3.5 KiB
PHP
125 lines
3.5 KiB
PHP
--TEST--
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Test ftruncate() function : error conditions
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--FILE--
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<?php
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/*
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Prototype: bool ftruncate ( resource $handle, int $size );
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Description: truncates a file to a given length
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*/
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echo "*** Testing ftruncate() : error conditions ***\n";
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$filename = dirname(__FILE__)."/ftruncate_error.tmp";
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$file_handle = fopen($filename, "w" );
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fwrite($file_handle, (binary)"Testing ftruncate error conditions \n");
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fflush($file_handle);
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echo "\n Initial file size = ".filesize($filename)."\n";
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echo "-- Testing ftruncate() with less than expected number of arguments --\n";
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// zero arguments
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var_dump( ftruncate() );
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// arguments less than expected numbers
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var_dump( ftruncate( $file_handle ) );
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// check the first size
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var_dump( filesize($filename) );
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echo "-- Testing ftruncate() with more than expected number of arguments --\n";
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// more than expected number of arguments
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var_dump( ftruncate($file_handle, 10, 20) );
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// check the first size
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var_dump( filesize($filename) );
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// test invalid arguments : non-resources
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echo "-- Testing ftruncate() with invalid file pointer --\n";
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$invalid_args = array (
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"string",
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10,
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10.5,
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true,
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array(1,2,3),
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new stdclass,
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);
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/* loop to test ftruncate() with different invalid type of args */
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for($loop_counter = 1; $loop_counter <= count($invalid_args); $loop_counter++) {
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echo "-- Iteration $loop_counter --\n";
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var_dump( ftruncate($invalid_args[$loop_counter - 1], 10) );
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}
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// ftruncate() on a file handle which is already closed/unset
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echo "-- Testing ftruncate() with closed/unset file handle --\n";
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// ftruncate on close file handle
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fclose($file_handle);
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var_dump( ftruncate($file_handle,10) );
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// check the first size
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var_dump( filesize($filename) );
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// ftruncate on a file handle which is unset
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$fp = fopen($filename, "w");
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unset($fp); //unset file handle
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var_dump( ftruncate(@$fp,10));
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// check the first size
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var_dump( filesize($filename) );
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echo "Done\n";
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?>
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--CLEAN--
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<?php
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$filename = dirname(__FILE__)."/ftruncate_error.tmp";
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unlink( $filename );
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?>
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--EXPECTF--
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*** Testing ftruncate() : error conditions ***
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Initial file size = 36
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-- Testing ftruncate() with less than expected number of arguments --
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Warning: ftruncate() expects exactly 2 parameters, 0 given in %s on line %d
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bool(false)
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Warning: ftruncate() expects exactly 2 parameters, 1 given in %s on line %d
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bool(false)
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int(36)
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-- Testing ftruncate() with more than expected number of arguments --
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Warning: ftruncate() expects exactly 2 parameters, 3 given in %s on line %d
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bool(false)
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int(36)
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-- Testing ftruncate() with invalid file pointer --
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-- Iteration 1 --
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Warning: ftruncate() expects parameter 1 to be resource, string given in %s on line %d
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bool(false)
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-- Iteration 2 --
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Warning: ftruncate() expects parameter 1 to be resource, integer given in %s on line %d
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bool(false)
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-- Iteration 3 --
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Warning: ftruncate() expects parameter 1 to be resource, double given in %s on line %d
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bool(false)
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-- Iteration 4 --
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Warning: ftruncate() expects parameter 1 to be resource, boolean given in %s on line %d
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bool(false)
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-- Iteration 5 --
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Warning: ftruncate() expects parameter 1 to be resource, array given in %s on line %d
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bool(false)
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-- Iteration 6 --
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Warning: ftruncate() expects parameter 1 to be resource, object given in %s on line %d
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bool(false)
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-- Testing ftruncate() with closed/unset file handle --
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Warning: ftruncate(): 5 is not a valid stream resource in %s on line %d
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bool(false)
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int(36)
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Warning: ftruncate() expects parameter 1 to be resource, null given in %s on line %d
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bool(false)
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int(36)
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Done
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