xref: /openbsd/gnu/usr.bin/perl/lib/File/Compare.t (revision 7b36286a)
1#!./perl
2
3BEGIN {
4  chdir 't' if -d 't';
5  @INC = '../lib';
6}
7
8BEGIN {
9  our @TEST = stat "TEST";
10  our @README = stat "README";
11  unless (@TEST && @README) {
12    print "1..0 # Skip: no file TEST or README\n";
13    exit 0;
14  }
15}
16
17print "1..12\n";
18
19use File::Compare qw(compare compare_text);
20
21print "ok 1\n";
22
23# named files, same, existing but different, cause an error
24print "not " unless compare("README","README") == 0;
25print "ok 2\n";
26
27print "not " unless compare("TEST","README") == 1;
28print "ok 3\n";
29
30print "not " unless compare("README","HLAGHLAG") == -1;
31                               # a file which doesn't exist
32print "ok 4\n";
33
34# compare_text, the same file, different but existing files
35# cause error, test sub form.
36print "not " unless compare_text("README","README") == 0;
37print "ok 5\n";
38
39print "not " unless compare_text("TEST","README") == 1;
40print "ok 6\n";
41
42print "not " unless compare_text("TEST","HLAGHLAG") == -1;
43print "ok 7\n";
44
45print "not " unless
46  compare_text("README","README",sub {$_[0] ne $_[1]}) == 0;
47print "ok 8\n";
48
49# filehandle and same file
50{
51  my $fh;
52  open ($fh, "<README") or print "not ";
53  binmode($fh);
54  print "not " unless compare($fh,"README") == 0;
55  print "ok 9\n";
56  close $fh;
57}
58
59# filehandle and different (but existing) file.
60{
61  my $fh;
62  open ($fh, "<README") or print "not ";
63  binmode($fh);
64  print "not " unless compare_text($fh,"TEST") == 1;
65  print "ok 10\n";
66  close $fh;
67}
68
69# Different file with contents of known file,
70# will use File::Temp to do this, skip rest of
71# tests if this doesn't seem to work
72
73my @donetests;
74eval {
75  require File::Spec; import File::Spec;
76  require File::Path; import File::Path;
77  require File::Temp; import File::Temp qw/ :mktemp unlink0 /;
78
79  my $template = File::Spec->catfile(File::Spec->tmpdir, 'fcmpXXXX');
80  my($tfh,$filename) = mkstemp($template);
81  {
82    local $/; #slurp
83    my $fh;
84    open($fh,'README');
85    binmode($fh);
86    my $data = <$fh>;
87    print $tfh $data;
88    close($fh);
89  }
90  seek($tfh,0,0);
91  $donetests[0] = compare($tfh, 'README');
92  $donetests[1] = compare($filename, 'README');
93  unlink0($tfh,$filename);
94};
95print "# problems when testing with a tempory file\n" if $@;
96
97if (@donetests == 2) {
98  print "not " unless $donetests[0] == 0;
99  print "ok 11\n";
100  if ($^O eq 'VMS') {
101    # The open attempt on FROM in File::Compare::compare should fail
102    # on this OS since files are not shared by default.
103    print "not " unless $donetests[1] == -1;
104    print "ok 12\n";
105  }
106  else {
107    print "not " unless $donetests[1] == 0;
108    print "ok 12\n";
109  }
110}
111else {
112  print "ok 11# Skip\nok 12 # Skip Likely due to File::Temp\n";
113}
114
115