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--TEST--
Test readfile() function: error conditions
--FILE--
<?php
$context = stream_context_create();
echo "*** Test readfile(): error conditions ***\n";
echo "\n-- Testing readfile() with invalid arguments --\n";
// invalid arguments
var_dump( readfile(NULL) ); // NULL as $filename
var_dump( readfile('') ); // empty string as $filename
var_dump( readfile(false) ); // boolean false as $filename
echo "\n-- Testing readfile() with non-existent file --\n";
$non_existent_file = __DIR__."/non_existent_file.tmp";
var_dump( readfile($non_existent_file) );
echo "Done\n";
?>
--EXPECTF--
*** Test readfile(): error conditions ***
-- Testing readfile() with invalid arguments --
Warning: readfile(): Filename cannot be empty in %s on line %d
bool(false)
Warning: readfile(): Filename cannot be empty in %s on line %d
bool(false)
Warning: readfile(): Filename cannot be empty in %s on line %d
bool(false)
-- Testing readfile() with non-existent file --
Warning: readfile(%s/non_existent_file.tmp): Failed to open stream: %s in %s on line %d
bool(false)
Done
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