Commit | Line | Data |
0da0fe34 |
1 | use warnings; |
2 | use strict; |
3 | |
4 | use Test::More; |
5 | use Test::Exception; |
d0ecdb28 |
6 | use Scalar::Util 'refaddr'; |
7 | use Storable 'nfreeze'; |
0da0fe34 |
8 | |
9 | use SQL::Abstract qw(is_plain_value is_literal_value); |
10 | |
11 | { |
12 | package # hideee |
13 | SQLATest::SillyInt; |
14 | |
15 | use overload |
16 | # *DELIBERATELY* unspecified |
17 | #fallback => 1, |
18 | '0+' => sub { ${$_[0]} }, |
19 | ; |
20 | |
21 | package # hideee |
22 | SQLATest::SillyInt::Subclass; |
23 | |
24 | our @ISA = 'SQLATest::SillyInt'; |
25 | } |
26 | |
27 | { |
28 | package # hideee |
29 | SQLATest::SillierInt; |
30 | |
31 | use overload |
32 | fallback => 0, |
33 | ; |
34 | |
35 | package # hideee |
36 | SQLATest::SillierInt::Subclass; |
37 | |
38 | use overload |
39 | '0+' => sub { ${$_[0]} }, |
40 | '+' => sub { ${$_[0]} + $_[1] }, |
41 | ; |
42 | |
43 | our @ISA = 'SQLATest::SillierInt'; |
44 | } |
45 | |
46 | # make sure we recognize overloaded stuff properly |
47 | lives_ok { |
48 | my $num = bless( \do { my $foo = 69 }, 'SQLATest::SillyInt::Subclass' ); |
49 | ok( is_plain_value $num, 'parent-fallback-provided stringification detected' ); |
50 | is("$num", 69, 'test overloaded object stringifies, without specified fallback'); |
51 | } 'overload testing lives'; |
52 | |
53 | { |
54 | my $nummifiable_maybefallback_num = bless( \do { my $foo = 42 }, 'SQLATest::SillierInt::Subclass' ); |
55 | lives_ok { |
56 | ok( ( $nummifiable_maybefallback_num + 1) == 43 ) |
57 | }; |
58 | |
d0ecdb28 |
59 | my $is_pv_res = is_plain_value $nummifiable_maybefallback_num; |
0da0fe34 |
60 | |
d0ecdb28 |
61 | # this perl can recognize inherited fallback |
62 | if ( !! eval { "$nummifiable_maybefallback_num" } ) { |
63 | # we may *not* be able to compare, due to ""-derived-eq fallbacks missing, |
64 | # but we can always compare the ice |
65 | ok ( |
66 | ( nfreeze( $is_pv_res ) eq nfreeze( [ $nummifiable_maybefallback_num ] ) ), |
67 | 'parent-disabled-fallback stringification matches that of perl' |
0da0fe34 |
68 | ); |
d0ecdb28 |
69 | |
70 | is ( |
71 | refaddr($is_pv_res->[0]), |
72 | refaddr $nummifiable_maybefallback_num, |
73 | "Same reference (blessed object) returned", |
74 | ); |
75 | } |
76 | else { |
77 | is $is_pv_res, undef, 'parent-disabled-fallback stringification matches that of perl'; |
78 | } |
0da0fe34 |
79 | } |
80 | |
81 | is_deeply |
82 | is_plain_value { -value => [] }, |
83 | [ [] ], |
84 | '-value recognized' |
85 | ; |
86 | |
87 | for ([], {}, \'') { |
88 | is |
89 | is_plain_value $_, |
90 | undef, |
91 | 'nonvalues correctly recognized' |
92 | ; |
93 | } |
94 | |
95 | for (undef, { -value => undef }) { |
96 | is_deeply |
97 | is_plain_value $_, |
98 | [ undef ], |
99 | 'NULL -value recognized' |
100 | ; |
101 | } |
102 | |
103 | is_deeply |
104 | is_literal_value { -ident => 'foo' }, |
105 | [ 'foo' ], |
106 | '-ident recognized as literal' |
107 | ; |
108 | |
109 | is_deeply |
110 | is_literal_value \[ 'sql', 'bind1', [ {} => 'bind2' ] ], |
111 | [ 'sql', 'bind1', [ {} => 'bind2' ] ], |
112 | 'literal correctly unpacked' |
113 | ; |
114 | |
115 | |
116 | for ([], {}, \'', undef) { |
117 | is |
118 | is_literal_value { -ident => $_ }, |
119 | undef, |
120 | 'illegal -ident does not trip up detection' |
121 | ; |
122 | } |
123 | |
124 | done_testing; |