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136 lines
2.1 KiB
Plaintext
136 lines
2.1 KiB
Plaintext
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--TEST--
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Testing stream_get_meta_data() "unread_bytes" field
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--FILE--
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<?php
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$filename = __FILE__ . '.tmp';
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$fp = fopen($filename, "w+");
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echo "Write some data to the file:\n";
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$i = 0;
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while ($i++ < 20) {
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fwrite($fp, "a line of data\n");
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}
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var_dump(stream_get_meta_data($fp));
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//seek to start of file
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rewind($fp);
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echo "\n\nRead a line of the file, causing data to be buffered:\n";
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var_dump(fgets($fp));
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var_dump(stream_get_meta_data($fp));
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echo "\n\nRead 20 bytes from the file:\n";
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fread($fp, 20);
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var_dump(stream_get_meta_data($fp));
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echo "\n\nRead entire file:\n";
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while(!feof($fp)) {
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fread($fp, 1);
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}
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var_dump(stream_get_meta_data($fp));
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fclose($fp);
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unlink($filename);
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?>
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--EXPECTF--
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Write some data to the file:
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array(9) {
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["wrapper_type"]=>
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string(9) "plainfile"
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["stream_type"]=>
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string(5) "STDIO"
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["mode"]=>
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string(2) "w+"
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["unread_bytes"]=>
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int(0)
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["seekable"]=>
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bool(true)
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["uri"]=>
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string(%i) "%s.tmp"
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["timed_out"]=>
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bool(false)
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["blocked"]=>
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bool(true)
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["eof"]=>
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bool(false)
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}
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Read a line of the file, causing data to be buffered:
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string(15) "a line of data
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"
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array(9) {
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["wrapper_type"]=>
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string(9) "plainfile"
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["stream_type"]=>
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string(5) "STDIO"
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["mode"]=>
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string(2) "w+"
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["unread_bytes"]=>
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int(285)
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["seekable"]=>
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bool(true)
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["uri"]=>
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string(%i) "%s.tmp"
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["timed_out"]=>
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bool(false)
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["blocked"]=>
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bool(true)
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["eof"]=>
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bool(false)
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}
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Read 20 bytes from the file:
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array(9) {
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["wrapper_type"]=>
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string(9) "plainfile"
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["stream_type"]=>
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string(5) "STDIO"
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["mode"]=>
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string(2) "w+"
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["unread_bytes"]=>
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int(265)
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["seekable"]=>
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bool(true)
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["uri"]=>
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string(%i) "%s.tmp"
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["timed_out"]=>
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bool(false)
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["blocked"]=>
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bool(true)
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["eof"]=>
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bool(false)
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}
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Read entire file:
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array(9) {
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["wrapper_type"]=>
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string(9) "plainfile"
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["stream_type"]=>
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string(5) "STDIO"
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["mode"]=>
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string(2) "w+"
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["unread_bytes"]=>
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int(0)
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["seekable"]=>
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bool(true)
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["uri"]=>
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string(%i) "%s.tmp"
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["timed_out"]=>
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bool(false)
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["blocked"]=>
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bool(true)
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["eof"]=>
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bool(true)
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}
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