1--TEST--
2Test feof() function : basic functionality
3--CREDITS--
4Dave Kelsey <d_kelsey@uk.ibm.com>
5--FILE--
6<?php
7/* Prototype  : proto bool feof(resource fp)
8 * Description: Test for end-of-file on a file pointer
9 * Source code: ext/standard/file.c
10 * Alias to functions: gzeof
11 */
12
13echo "*** Testing feof() : basic functionality ***\n";
14$tmpFile1 = __FILE__.".tmp1";
15$h = fopen($tmpFile1, 'wb');
16$count = 10;
17for ($i = 1; $i <= $count; $i++) {
18   fwrite($h, "some data $i\n");
19}
20fclose($h);
21
22echo "\n*** testing reading complete file using feof to stop ***\n";
23$h = fopen($tmpFile1, 'rb');
24
25//feof is not set to true until you try to read past the end of file.
26//so fgets will be called even if we are at the end of the file on
27//last time to set the eof flag but it will fail to read.
28$lastline = "";
29while (!feof($h)) {
30   $previousLine = $lastline;
31   $lastline = fgets($h);
32}
33echo $previousLine;
34var_dump($lastline); // this should be false
35fclose($h);
36
37$tmpFile2 = __FILE__.".tmp2";
38$h = fopen($tmpFile2, 'wb+');
39$count = 10;
40echo "*** writing $count lines, testing feof ***\n";
41for ($i = 1; $i <=$count; $i++) {
42   fwrite($h, "some data $i\n");
43   var_dump(feof($h));
44}
45
46echo "*** testing feof on unclosed file after a read ***\n";
47
48fread($h, 100);
49var_dump(feof($h));
50
51$eofPointer = ftell($h);
52
53echo "*** testing feof after a seek to near the beginning ***\n";
54fseek($h, 20, SEEK_SET);
55var_dump(feof($h));
56
57echo "*** testing feof after a seek to end ***\n";
58fseek($h, $eofPointer, SEEK_SET);
59var_dump(feof($h));
60
61echo "*** testing feof after a seek passed the end ***\n";
62fseek($h, $eofPointer + 1000, SEEK_SET);
63var_dump(feof($h));
64
65echo "*** closing file, testing eof ***\n";
66fclose($h);
67feof($h);
68unlink($tmpFile1);
69unlink($tmpFile2);
70
71echo "Done";
72?>
73--EXPECTF--
74*** Testing feof() : basic functionality ***
75
76*** testing reading complete file using feof to stop ***
77some data 10
78bool(false)
79*** writing 10 lines, testing feof ***
80bool(false)
81bool(false)
82bool(false)
83bool(false)
84bool(false)
85bool(false)
86bool(false)
87bool(false)
88bool(false)
89bool(false)
90*** testing feof on unclosed file after a read ***
91bool(true)
92*** testing feof after a seek to near the beginning ***
93bool(false)
94*** testing feof after a seek to end ***
95bool(false)
96*** testing feof after a seek passed the end ***
97bool(false)
98*** closing file, testing eof ***
99
100Warning: feof(): supplied resource is not a valid stream resource in %s on line %d
101Done
102