1# -*- mode: perl; -*-
2
3use strict;
4use warnings;
5
6use Test::More tests => 81;
7
8###############################################################################
9# Read and load configuration file and backend library.
10
11use Config::Tiny ();
12
13my $config_file = 'xt/author/lib.ini';
14my $config = Config::Tiny -> read('xt/author/lib.ini')
15  or die Config::Tiny -> errstr();
16
17# Read the library to test.
18
19our $LIB = $config->{_}->{lib};
20
21die "No library defined in file '$config_file'"
22  unless defined $LIB;
23die "Invalid library name '$LIB' in file '$config_file'"
24  unless $LIB =~ /^[A-Za-z]\w*(::\w+)*\z/;
25
26# Load the library.
27
28eval "require $LIB";
29die $@ if $@;
30
31###############################################################################
32
33can_ok($LIB, '_is_ten');
34
35# Generate test data.
36
37my @data;
38
39for (my $x = 0 ; $x <= 10 ; ++ $x) {
40    push @data, [ $x, $x == 10 ];
41}
42
43for (my $e = 2 ; $e <= 10 ; ++ $e) {
44    my $x = "1" . ("0" x $e);
45    push @data, [ $x, $x == 10 ];
46}
47
48# List context.
49
50for (my $i = 0 ; $i <= $#data ; ++ $i) {
51    my ($in0, $out0) = @{ $data[$i] };
52
53    my ($x, @got);
54
55    my $test = qq|\$x = $LIB->_new("$in0"); |
56             . qq|\@got = $LIB->_is_ten(\$x);|;
57
58    diag("\n$test\n\n") if $ENV{AUTHOR_DEBUGGING};
59
60    eval $test;
61    is($@, "", "'$test' gives emtpy \$\@");
62
63    subtest "_is_ten() in list context: $test", sub {
64        plan tests => 3,
65
66        cmp_ok(scalar @got, "==", 1,
67               "'$test' gives one output arg");
68
69        is(ref($got[0]), "",
70           "'$test' output arg is a scalar");
71
72        ok($got[0] && $out0 || !$got[0] && !$out0,
73           "'$test' output arg has the right value");
74    };
75}
76
77# Scalar context.
78
79for (my $i = 0 ; $i <= $#data ; ++ $i) {
80    my ($in0, $out0) = @{ $data[$i] };
81
82    my ($x, $got);
83
84    my $test = qq|\$x = $LIB->_new("$in0"); |
85             . qq|\$got = $LIB->_is_ten(\$x);|;
86
87    diag("\n$test\n\n") if $ENV{AUTHOR_DEBUGGING};
88
89    eval $test;
90    is($@, "", "'$test' gives emtpy \$\@");
91
92    subtest "_is_ten() in scalar context: $test", sub {
93        plan tests => 2,
94
95        is(ref($got), "",
96           "'$test' output arg is a scalar");
97
98        ok($got && $out0 || !$got && !$out0,
99           "'$test' output arg has the right value");
100    };
101}
102