1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
# vim600: set syn=perl :
use strict;
use warnings;
use Test::More tests => 15;
BEGIN { use_ok('IO::Capture::Stderr') };
#Save initial values
my ($initial_stderr_dev, $initial_stderr_inum) = (stat(STDERR))[0,1];
#Test 2
ok (my $capture = IO::Capture::Stderr->new(), "Constructor Test");
#########################################################
# Start, put some data, stop ############################
#########################################################
my $rv1 = $capture->start() || 0;
my $rv2;
if ($rv1) {
print STDERR "Test Line One";
print STDERR "Test Line Two";
print STDERR "Test Line Three";
print STDERR "Test Line Four";
$rv2 = $capture->stop() || 0;
}
#########################################################
# Check the results #####################################
#########################################################
#Test 3
ok ($rv1, "Start Method");
#Test 4
ok ($rv2, "Stop Method");
#Test 5
my $line1 = $capture->read();
my $results_line1 = $line1 eq "Test Line One";
ok ($results_line1, "Read Method, First Line");
diag "*"x60 . "\n1st line read was: $line1\n" . "*"x60 . "\n\n" unless $results_line1;
#Test 6
my $line2 = $capture->read();
my $results_line2 = $line2 eq "Test Line Two";
ok ($results_line2, "Read Method, Second Line");
diag "*"x60 . "\n2nd line read was: $line2\n" . "*"x60 . "\n\n" unless $results_line2;
#Test 7
$capture->line_pointer(1);
my $new_line = $capture->line_pointer;
ok($new_line == 1, "Check set line_pointer");
#Test 8
my $line1_2 = $capture->read();
my $results_line1_2 = $line1_2 eq "Test Line One";
ok ($results_line1_2, "Read After line_pointer(), First Line");
diag "*"x60 .
"\nline read after line_pointer() was: $line1_2\n" .
"*"x60 .
"\n\n"
unless $results_line1_2;
#Test 9
my @lines_array = $capture->read;
ok(@lines_array == 4, "'List' Context Check");
#########################################################
# Check for untie #######################################
#########################################################
#Test 10
my $tie_check = tied *STDERR;
ok(!$tie_check, "Untie Test");
#########################################################
# Check filehandles - STDERR ############################
#########################################################
my ($ending_stderr_dev, $ending_stderr_inum) = (stat(STDERR))[0,1];
#Test 11
ok ($initial_stderr_dev == $ending_stderr_dev, "Invariant Check - STDERR filesystem dev number");
#Test 12
ok ($initial_stderr_inum == $ending_stderr_inum, "Invariant Check - STDERR inode number");
#Test 13
# make sure $SIG{__WARN__} is not set. I.e., It was not left in an odd state
cmp_ok ( $SIG{__WARN__}, 'eq', '', "warn back to DEFAULT");
#Test 14
my $warn_handler = sub {print STDERR "Custom warn handler in effect\n"};
$SIG{__WARN__} = $warn_handler;
$capture->start();
warn "Warn test 1";
$capture->stop();
my $warn_out = $capture->read();
cmp_ok( $warn_out, '=~', "Custom warn handler", "Verify custom handler not overridden" );
#Test 15
cmp_ok( $SIG{__WARN__}, "==", $warn_handler, "Restore warn handler");
|
