Commit | Line | Data |
65d35121 |
1 | package DBICTest::Util; |
2 | |
3 | use warnings; |
4 | use strict; |
5 | |
bbcc1fe8 |
6 | # this noop trick initializes the STDOUT, so that the TAP::Harness |
7 | # issued IO::Select->can_read calls (which are blocking wtf wtf wtf) |
8 | # keep spinning and scheduling jobs |
9 | # This results in an overall much smoother job-queue drainage, since |
10 | # the Harness blocks less |
11 | # (ideally this needs to be addressed in T::H, but a quick patchjob |
12 | # broke everything so tabling it for now) |
13 | BEGIN { |
14 | if ($INC{'Test/Builder.pm'}) { |
15 | local $| = 1; |
16 | print "#\n"; |
17 | } |
18 | } |
19 | |
8d6b1478 |
20 | use Config; |
a3a17a15 |
21 | use Carp 'confess'; |
a446d7f8 |
22 | use Scalar::Util qw(blessed refaddr); |
e1d9e578 |
23 | use DBIx::Class::_Util; |
65d35121 |
24 | |
25 | use base 'Exporter'; |
c9abd679 |
26 | our @EXPORT_OK = qw(local_umask stacktrace check_customcond_args visit_namespaces); |
8d6b1478 |
27 | |
28 | sub local_umask { |
29 | return unless defined $Config{d_umask}; |
30 | |
31 | die 'Calling local_umask() in void context makes no sense' |
32 | if ! defined wantarray; |
33 | |
34 | my $old_umask = umask(shift()); |
35 | die "Setting umask failed: $!" unless defined $old_umask; |
36 | |
37 | return bless \$old_umask, 'DBICTest::Util::UmaskGuard'; |
38 | } |
39 | { |
40 | package DBICTest::Util::UmaskGuard; |
41 | sub DESTROY { |
e1d9e578 |
42 | &DBIx::Class::_Util::detected_reinvoked_destructor; |
43 | |
8d6b1478 |
44 | local ($@, $!); |
45 | eval { defined (umask ${$_[0]}) or die }; |
46 | warn ( "Unable to reset old umask ${$_[0]}: " . ($!||'Unknown error') ) |
47 | if ($@ || $!); |
48 | } |
49 | } |
50 | |
65d35121 |
51 | sub stacktrace { |
52 | my $frame = shift; |
53 | $frame++; |
54 | my (@stack, @frame); |
55 | |
56 | while (@frame = caller($frame++)) { |
57 | push @stack, [@frame[3,1,2]]; |
58 | } |
59 | |
60 | return undef unless @stack; |
61 | |
62 | $stack[0][0] = ''; |
63 | return join "\tinvoked as ", map { sprintf ("%s at %s line %d\n", @$_ ) } @stack; |
64 | } |
65 | |
a3a17a15 |
66 | sub check_customcond_args ($) { |
67 | my $args = shift; |
68 | |
69 | confess "Expecting a hashref" |
70 | unless ref $args eq 'HASH'; |
71 | |
a446d7f8 |
72 | for (qw(rel_name foreign_relname self_alias foreign_alias)) { |
a3a17a15 |
73 | confess "Custom condition argument '$_' must be a plain string" |
74 | if length ref $args->{$_} or ! length $args->{$_}; |
75 | } |
76 | |
a446d7f8 |
77 | confess "Current and legacy rel_name arguments do not match" |
78 | if $args->{rel_name} ne $args->{foreign_relname}; |
79 | |
a3a17a15 |
80 | confess "Custom condition argument 'self_resultsource' must be a rsrc instance" |
81 | unless defined blessed $args->{self_resultsource} and $args->{self_resultsource}->isa('DBIx::Class::ResultSource'); |
82 | |
83 | confess "Passed resultsource has no record of the supplied rel_name - likely wrong \$rsrc" |
a446d7f8 |
84 | unless ref $args->{self_resultsource}->relationship_info($args->{rel_name}); |
85 | |
e884e5d9 |
86 | my $struct_cnt = 0; |
1adbd3fc |
87 | |
98def3ef |
88 | if (defined $args->{self_result_object} or defined $args->{self_rowobj} ) { |
e884e5d9 |
89 | $struct_cnt++; |
98def3ef |
90 | for (qw(self_result_object self_rowobj)) { |
a446d7f8 |
91 | confess "Custom condition argument '$_' must be a result instance" |
92 | unless defined blessed $args->{$_} and $args->{$_}->isa('DBIx::Class::Row'); |
93 | } |
a3a17a15 |
94 | |
98def3ef |
95 | confess "Current and legacy self_result_object arguments do not match" |
96 | if refaddr($args->{self_result_object}) != refaddr($args->{self_rowobj}); |
a3a17a15 |
97 | } |
98 | |
e884e5d9 |
99 | if (defined $args->{foreign_values}) { |
100 | $struct_cnt++; |
1adbd3fc |
101 | |
e884e5d9 |
102 | confess "Custom condition argument 'foreign_values' must be a hash reference" |
103 | unless ref $args->{foreign_values} eq 'HASH'; |
1adbd3fc |
104 | } |
105 | |
e884e5d9 |
106 | confess "Data structures supplied on both ends of a relationship" |
107 | if $struct_cnt == 2; |
1adbd3fc |
108 | |
a3a17a15 |
109 | $args; |
110 | } |
111 | |
c9abd679 |
112 | sub visit_namespaces { |
113 | my $args = { (ref $_[0]) ? %{$_[0]} : @_ }; |
114 | |
115 | my $visited_count = 1; |
116 | |
117 | # A package and a namespace are subtly different things |
118 | $args->{package} ||= 'main'; |
119 | $args->{package} = 'main' if $args->{package} =~ /^ :: (?: main )? $/x; |
120 | $args->{package} =~ s/^:://; |
121 | |
122 | if ( $args->{action}->($args->{package}) ) { |
123 | my $ns = |
124 | ( ($args->{package} eq 'main') ? '' : $args->{package} ) |
125 | . |
126 | '::' |
127 | ; |
128 | |
129 | $visited_count += visit_namespaces( %$args, package => $_ ) for |
130 | grep |
131 | # this happens sometimes on %:: traversal |
132 | { $_ ne '::main' } |
133 | map |
134 | { $_ =~ /^(.+?)::$/ ? "$ns$1" : () } |
135 | do { no strict 'refs'; keys %$ns } |
136 | ; |
137 | } |
138 | |
139 | return $visited_count; |
140 | } |
141 | |
65d35121 |
142 | 1; |