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--TEST--
Test fpassthru() function: Variations
--FILE--
<?php
/*
Prototype: int fpassthru ( resource $handle );
Description: Reads to EOF on the given file pointer from the current position
and writes the results to the output buffer.
*/
echo "*** Testing fpassthru() function with files ***\n\n";
echo "--- Testing with different offsets ---\n";
$file_name = dirname(__FILE__)."/passthru_variation.tmp";
$file_write = fopen($file_name, "w");
fwrite($file_write, "1234567890abcdefghijklmnopqrstuvwxyz");
fclose($file_write);
$file_read = fopen($file_name, "r");
$offset_arr = array(
/* Positive offsets */
0,
1,
5,
10,
20,
30,
35,
36,
70,
/* Negative offsets, the file pointer should be at the end of file
to get data */
-1,
-5,
-10,
-20,
-35,
-36,
-70
);
for( $i=0; $i<count($offset_arr); $i++ ) {
echo "-- Iteration $i --\n";
if( $offset_arr[$i] >= 0 ) {
fseek($file_read, $offset_arr[$i], SEEK_SET);
var_dump(fpassthru($file_read) );
rewind( $file_read );
}else
{
fseek($file_read, $offset_arr[$i], SEEK_END);
var_dump( fpassthru($file_read) );
rewind( $file_read );
}
}
fclose($file_read); // closing the handle
echo "\n--- Testing with binary mode file ---\n";
/* Opening the file in binary read mode */
$file_read = fopen($file_name, "rb");
fseek($file_read, 12, SEEK_SET);
var_dump(fpassthru($file_read) );
rewind( $file_read );
fclose($file_read);
unlink($file_name);
echo "\n*** Done ***\n";
?>
--EXPECTF--
*** Testing fpassthru() function with files ***
--- Testing with different offsets ---
-- Iteration 0 --
1234567890abcdefghijklmnopqrstuvwxyzint(36)
-- Iteration 1 --
234567890abcdefghijklmnopqrstuvwxyzint(35)
-- Iteration 2 --
67890abcdefghijklmnopqrstuvwxyzint(31)
-- Iteration 3 --
abcdefghijklmnopqrstuvwxyzint(26)
-- Iteration 4 --
klmnopqrstuvwxyzint(16)
-- Iteration 5 --
uvwxyzint(6)
-- Iteration 6 --
zint(1)
-- Iteration 7 --
int(0)
-- Iteration 8 --
int(0)
-- Iteration 9 --
zint(1)
-- Iteration 10 --
vwxyzint(5)
-- Iteration 11 --
qrstuvwxyzint(10)
-- Iteration 12 --
ghijklmnopqrstuvwxyzint(20)
-- Iteration 13 --
234567890abcdefghijklmnopqrstuvwxyzint(35)
-- Iteration 14 --
1234567890abcdefghijklmnopqrstuvwxyzint(36)
-- Iteration 15 --
1234567890abcdefghijklmnopqrstuvwxyzint(36)
--- Testing with binary mode file ---
cdefghijklmnopqrstuvwxyzint(24)
*** Done ***