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
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
#!/usr/bin/env perl
use strict;
use warnings;
no warnings 'redefine';
use utf8;
use Test::More tests => 42;
use Scalar::Util qw(reftype blessed);
use RDF::Query::Node;
use RDF::Query::Algebra;
my $bz = RDF::Query::Node::Blank->new( 'z' );
my $bb = RDF::Query::Node::Blank->new( 'b' );
my $ba = RDF::Query::Node::Blank->new( 'a' );
my $lb = RDF::Query::Node::Literal->new( 'b' );
my $la = RDF::Query::Node::Literal->new( 'a' );
my $lal = RDF::Query::Node::Literal->new( 'a', 'en' );
my $l1 = RDF::Query::Node::Literal->new( '1' );
my $l2d = RDF::Query::Node::Literal->new( '2.0', undef, 'http://www.w3.org/2001/XMLSchema#float' );
my $l1d = RDF::Query::Node::Literal->new( '1', undef, 'http://www.w3.org/2001/XMLSchema#integer' );
my $l4d = RDF::Query::Node::Literal->new( '-4', undef, 'http://www.w3.org/2001/XMLSchema#integer' );
my $l5d = RDF::Query::Node::Literal->new( '5.3', undef, 'http://www.w3.org/2001/XMLSchema#float' );
my $l01d = RDF::Query::Node::Literal->new( '01', undef, 'http://www.w3.org/2001/XMLSchema#integer' );
my $l0d = RDF::Query::Node::Literal->new( '0', undef, 'http://www.w3.org/2001/XMLSchema#integer' );
my $l3dd = RDF::Query::Node::Literal->new( '3', undef, 'http://www.w3.org/2001/XMLSchema#double' );
my $true = RDF::Query::Node::Literal->new( 'true', undef, 'http://www.w3.org/2001/XMLSchema#boolean' );
my $false = RDF::Query::Node::Literal->new( 'false', undef, 'http://www.w3.org/2001/XMLSchema#boolean' );
my $rea = RDF::Query::Node::Resource->new( 'http://example.org/a' );
my $reb = RDF::Query::Node::Resource->new( 'http://example.org/b' );
my $lea = RDF::Query::Node::Literal->new( 'http://example.org/a' );
my $dt3 = RDF::Query::Node::Literal->new( '2007-12-31T22:55:00-06:00', undef, 'http://www.w3.org/2001/XMLSchema#dateTime' );
my $dt2 = RDF::Query::Node::Literal->new( '2007-12-31T23:55:00-05:00', undef, 'http://www.w3.org/2001/XMLSchema#dateTime' );
my $dt1 = RDF::Query::Node::Literal->new( '2008-01-01T00:00:00Z', undef, 'http://www.w3.org/2001/XMLSchema#dateTime' );
my $cv = RDF::Query::Node::Literal->new( '1', undef, 'http://example.org/mytype' );
my $ct = RDF::Query::Node::Literal->new( 'true', undef, 'http://example.org/mytype' );
my $un = 'RDF::Query::Expression::Unary';
my $bin = 'RDF::Query::Expression::Binary';
{
# NUMERIC OPERATORS
{
my $TEST = 'integer add';
my $plus = $bin->new( '+', $l1d, $l01d );
my $value = $plus->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, 2, "$TEST value" );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#integer', "$TEST datatype" );
}
{
my $plus = $bin->new( '+', $l1d, $l2d );
my $value = $plus->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, 3, 'integer-float add value' );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#float', 'integer-float add datatype' );
}
{
my $diff = $bin->new( '-', $l0d, $l1d );
my $value = $diff->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, -1, 'integer subtract value' );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#integer', 'integer subtract datatype' );
}
{
my $diff = $bin->new( '-', $l2d, $l1d );
my $value = $diff->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, 1, 'integer-float subtract value' );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#float', 'integer-float subtract datatype' );
}
{
my $prod = $bin->new( '*', $l2d, $l3dd );
my $value = $prod->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, 6, 'doule-float quotient value' );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#double', 'double-float quotient datatype' );
}
{
my $quo = $bin->new( '/', $l3dd, $l2d );
my $value = $quo->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, 1.5, 'doule-float quotient value' );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#double', 'double-float quotient datatype' );
}
{
my $TEST = 'integer unary-plus';
my $plus = $un->new( '+', $l4d );
my $value = $plus->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, -4, $TEST );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#integer', "$TEST datatype" );
}
{
my $TEST = 'integer unary-minus';
my $plus = $un->new( '-', $l4d );
my $value = $plus->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, 4, $TEST );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#integer', "$TEST datatype" );
}
{
my $sum = $bin->new( '+', $l1d, $l2d );
my $diff = $bin->new( '-', $l0d, $l1d );
my $prod = $bin->new( '*', $sum, $diff );
my $value = $prod->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->numeric_value, -3, 'prod(sum, diff)' );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#float', 'double-float quotient datatype' );
}
}
{
# RELATIONAL OPERATORS
local($RDF::Query::Node::Literal::LAZY_COMPARISONS) = 1;
{
my $TEST = 'double-float less-than';
my $lt = $bin->new( '<', $l3dd, $l2d );
my $value = $lt->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->literal_value, 'false', "$TEST value" );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#boolean', "$TEST datatype" );
}
{
my $TEST = 'resource-float less-than';
my $lt = $bin->new( '<', $rea, $l2d );
my $value = $lt->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->literal_value, 'true', "$TEST value" );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#boolean', "$TEST datatype" );
}
{
my $TEST = 'literal-blank greater-than';
my $lt = $bin->new( '>', $la, $ba );
my $value = $lt->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->literal_value, 'true', "$TEST value" );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#boolean', "$TEST datatype" );
}
{
my $TEST = 'dateTime less-than';
my $lt = $bin->new( '<', $dt1, $dt2 );
my $value = $lt->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->literal_value, 'true', "$TEST value" );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#boolean', "$TEST datatype" );
}
{
my $TEST = 'dateTime equal';
my $lt = $bin->new( '==', $dt3, $dt2 );
my $value = $lt->evaluate( undef, undef, {} );
isa_ok( $value, 'RDF::Query::Node::Literal' );
is( $value->literal_value, 'true', "$TEST value" );
is( $value->literal_datatype, 'http://www.w3.org/2001/XMLSchema#boolean', "$TEST datatype" );
}
}
|
