/[fuse-comp]/t/fs.t
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Contents of /t/fs.t

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Revision 39 - (show annotations)
Sun Sep 2 12:03:52 2007 UTC (11 years, 10 months ago) by dpavlin
File MIME type: application/x-troff
File size: 5199 byte(s)
fix symlink in tmp
1 #!/usr/bin/perl
2 use strict;
3 use warnings;
4
5 my $debug = shift @ARGV;
6
7 use Test::More tests => 770;
8 use File::Slurp;
9 use IO::File;
10
11 my ( $from, $to, $tmp ) = ( '/tmp/comp', '/tmp/no-comp', '/dev/shm/comp' );
12
13 ok( -e $from, 'from' );
14 ok( -e $to, 'to' );
15 ok( -e $tmp, 'tmp' );
16
17 ok( (system "touch $to/.debug") == 0, 'debug on' );
18
19 sub dump_debug {
20 my $msg = shift;
21 ok( open(my $d, '<', "$to/.debug"), 'open debug' );
22 local $/;
23 my $dump = <$d>;
24 diag "DEBUG: $msg\n$dump\n" if $debug;
25 ok( close($d), 'close debug' );
26 }
27
28 sub file {
29 my ( $op, $path, $content ) = @_;
30 my $orig_size = -s "$to/$path";
31 ok( open( my $fh, $op, "$to/$path" ), "open( $op $path )");
32 if ( $op eq '>' ) {
33 cmp_ok( -s "$to/$path", '==', 0, "truncated $to/$path" );
34 print $fh $content;
35 } elsif ( $op eq '>>' ) {
36 cmp_ok( -s "$to/$path", '==', $orig_size, "no truncate $to/$path" );
37 print $fh $content;
38
39 } elsif ( $op eq '<' ) {
40 my $orig_content = $content;
41 local $/;
42 $content = <$fh>;
43 if ( defined( $content ) ) {
44 cmp_ok( $content, 'eq', $orig_content, "content " . length($content) . " bytes" );
45 } else {
46 ok( $content, "has " . length($content) . " bytes" );
47 }
48 } else {
49 die "unsupported op: $op";
50 }
51 dump_debug 'before close';
52 ok( close($fh), 'close' );
53 dump_debug 'after close';
54
55 ok ( -e "$to/$path", "exists $to/$path" );
56
57 my $pack = "$from/${path}.gz";
58 my $size = length($content);
59
60 if ( -e $pack ) {
61 ok( -s $pack, "on disk $pack" ) if ( $size > 0 );
62 # check uncompressed size if read
63 ok( -e "$tmp/$path" , "in tmp $tmp/$path" ) if ( $op eq '<' );
64 # check total size if not append
65 if ( $op ne '>>' ) {
66 cmp_ok( -s $pack, '<', $size, "$pack < $size bytes" );
67 }
68 } else {
69 ok( -e "$from/$path", "on disk $from/$path" );
70 diag "$op curr_size: $orig_size size: $size";
71 $size += $orig_size if ( $op eq '>>' );
72 cmp_ok( -s "$from/$path", '==', $size, "$from/$path = $size bytes" );
73 }
74
75 dump_debug('at end');
76
77 return $content;
78 }
79
80 sub md5sum {
81 my $path = shift;
82 my $md5sum = `md5sum $path`;
83 $md5sum =~ s/\s+.*$//s;
84 warn "## md5sum($path) = $md5sum\n" if $debug;
85 return $md5sum;
86 }
87
88 my $buff = '<<--just a chunk of data-->>';
89
90 for my $i ( 1 .. 3 ) {
91 my $content = $buff x int(3 + $i * rand(15));
92 $content =~ s/\s+/ /gs;
93
94 my $file = "test.$i";
95
96 file( '>', $file, $content );
97 file( '<', $file, $content );
98
99 file( '>>', $file, '+append' );
100 file( '<', $file, $content . '+append' );
101
102 file( '>', $file, '' );
103 file( '<', $file, '' );
104
105 file( '>', $file, $content );
106 file( '<', $file, $content );
107
108 }
109
110
111 sub multiple_rw {
112
113 diag "multiple read-write";
114 ok( my $fh1 = IO::File->new("> $to/m"), 'open 1' );
115 $fh1->autoflush;
116 ok( print($fh1 "1.1\n"), 'print 1.1' );
117 ok( my $fh2 = IO::File->new(">> $to/m"), 'open 2' );
118 $fh2->autoflush;
119 ok( print($fh2 "2.1\n"), 'print 2.1' );
120 cmp_ok( read_file("$to/m"), 'eq', "1.1\n2.1\n", 'mixed' );
121 ok( print($fh1 "1.2\n"), 'print 1.2' );
122 cmp_ok( read_file("$to/m"), 'eq', "1.1\n1.2\n", 'just 1' );
123 dump_debug 'own twice';
124 ok( print($fh1 "x" x 65535), 'print 1 64k' );
125 ok( close($fh1), 'close 1' );
126 dump_debug 'own once';
127 ok( close($fh2), 'close 2' );
128 dump_debug 'closed';
129
130 ok( symlink("$to/m", "$to/s"), 'symlink' );
131 ok( -l "$to/s", 'is symlink' );
132
133 ok( !symlink("fake", "$to/s"), 'symlink' );
134 ok( !symlink("$to/m", "fake"), 'symlink' );
135
136 ok( link("$to/m", "$to/l"), 'link' );
137 cmp_ok( (stat("$to/l"))[3], '==', 2, 'l has 2 links' );
138 cmp_ok( (stat("$to/m"))[3], '==', 2, 'm has 2 links' );
139
140 my $size = -s "$to/m";
141 cmp_ok( length(read_file("$to/s")), '==', $size, "$to/s size $size" );
142 cmp_ok( length(read_file("$to/l")), '==', $size, "$to/l size $size" );
143
144 ok( unlink("$to/s"), 'unlink s' );
145 ok( ! -e "$to/s", 'gone' );
146 ok( unlink("$to/l"), 'unlink l' );
147 cmp_ok( (stat("$to/m"))[3], '==', 1, 'no links' );
148
149 my @sizes;
150 $size = 65536;
151 while ( $size > 1 ) {
152 push @sizes, $size;
153 $size /= 2;
154 }
155
156 foreach my $size ( @sizes ) {
157 ok( my $fh1 = IO::File->new("> $to/m"), 'open 1' );
158 ok( truncate( $fh1, $size ), 'truncate' );
159 dump_debug 'truncate';
160 ok( close($fh1), 'close 1' );
161 cmp_ok( -s "$to/m", '==', $size, "truncated to $size" );
162 }
163
164
165 foreach my $size ( sort @sizes ) {
166 my $orig_size = -s "$to/m";
167 ok( my $fh1 = IO::File->new(">> $to/m"), 'open 1' );
168 ok( print($fh1 "x" x $size), "print $size bytes" );
169 dump_debug 'append';
170 ok( close($fh1), 'close 1' );
171 my $expected_size = $size + $orig_size;
172 cmp_ok( -s "$to/m", '==', $expected_size, "appended upto $expected_size" );
173 }
174
175 ok( $size = -s "$to/m", 'size' );
176 ok( my $md5sum = md5sum("$to/m"), 'md5sum m' );
177 ok( rename("$to/m", "$to/n"), 'rename' );
178 ok( -e "$to/n", "$to/n exists" );
179 ok( ! -e "$to/m", "$to/m gone" );
180 cmp_ok( -s "$to/n", '==', $size, 'size' );
181 cmp_ok( $md5sum, 'eq', md5sum("$to/n"), 'md5sums same' );
182
183 ok( unlink("$to/n"), "$to/n unlink" );
184 ok( ! -e "$to/n", "$to/n gone" );
185
186 {
187 ok( my $fh1 = IO::File->new(">> $to/h"), "open $to/h" );
188 ok( print($fh1 "foobar"), "print" );
189 ok( unlink("$to/h"), 'create .fuse_hidden' );
190 ok( ! -e "$to/h", "$to/h gone" );
191 dump_debug 'hidden';
192 ok( print($fh1 "foobar"), "print to hidden" );
193 ok( close($fh1), "close $to/h" );
194 }
195 }
196
197 multiple_rw;
198 multiple_rw;
199

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